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Alerts Issued in November 2013


Space Weather Message Code: ALTK04
Serial Number: 1681
Issue Time: 2013 Nov 30 2308 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2013 Nov 30 2306 UTC
Synoptic Period: 2100-2400 UTC
Active Warning: Yes
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2197
Issue Time: 2013 Nov 30 2243 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 30 2242 UTC
Valid To: 2013 Dec 01 1300 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARSUD
Serial Number: 141
Issue Time: 2013 Nov 29 1257 UTC

WARNING: Geomagnetic Sudden Impulse expected
Valid From: 2013 Nov 29 1350 UTC
Valid To: 2013 Nov 29 1450 UTC
IP Shock Passage Observed: 2013 Nov 29 1250 UTC


Space Weather Message Code: WARK04
Serial Number: 2196
Issue Time: 2013 Nov 23 0831 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 23 0831 UTC
Valid To: 2013 Nov 23 1700 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARPX1
Serial Number: 407
Issue Time: 2013 Nov 19 1304 UTC

WARNING: Proton 10MeV Integral Flux above 10pfu expected
Valid From: 2013 Nov 19 1305 UTC
Valid To: 2013 Nov 20 1300 UTC
Warning Condition: Onset
Predicted NOAA Scale: S1 - Minor
Potential Impacts: Radio - Minor impacts on polar HF (high frequency) radio propagation resulting in fades at lower frequencies.


Space Weather Message Code: SUMX01
Serial Number: 95
Issue Time: 2013 Nov 19 1104 UTC

SUMMARY: X-ray Event exceeded X1
Begin Time: 2013 Nov 19 1014 UTC
Maximum Time: 2013 Nov 19 1026 UTC
End Time: 2013 Nov 19 1034 UTC
X-ray Class: X1.0
Optical Class: sf
Location: S14W71
NOAA Scale: R3 - Strong
Potential Impacts: Area of impact consists of large portions of the sunlit side of Earth, strongest at the sub-solar point.
Radio - Wide area blackout of HF (high frequency) radio communication for about an hour.


Space Weather Message Code: SUM10R
Serial Number: 599
Issue Time: 2013 Nov 19 1102 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2013 Nov 19 1020 UTC
Maximum Time: 2013 Nov 19 1021 UTC
End Time: 2013 Nov 19 1027 UTC
Duration: 7 minutes
Peak Flux: 530 sfu
Latest Penticton Noon Flux: 163 sfu
Description: A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare. This noise is generally short-lived but can cause interference for sensitive receivers including radar, GPS, and satellite communications.


Space Weather Message Code: ALTTP2
Serial Number: 895
Issue Time: 2013 Nov 19 1042 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 19 1024 UTC
Estimated Velocity: 1049 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: ALTXMF
Serial Number: 204
Issue Time: 2013 Nov 19 1023 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2013 Nov 19 1022 UTC
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/drap/index.html.


Space Weather Message Code: ALTK04
Serial Number: 1680
Issue Time: 2013 Nov 16 0003 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2013 Nov 15 2359 UTC
Synoptic Period: 2100-2400 UTC
Active Warning: Yes
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2195
Issue Time: 2013 Nov 15 2207 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 15 2215 UTC
Valid To: 2013 Nov 16 1000 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2194
Issue Time: 2013 Nov 11 1752 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 11 1751 UTC
Valid To: 2013 Nov 11 2200 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2193
Issue Time: 2013 Nov 11 0644 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 2192
Valid From: 2013 Nov 11 0246 UTC
Now Valid Until: 2013 Nov 11 1300 UTC
Warning Condition: Persistence
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: ALTK04
Serial Number: 1679
Issue Time: 2013 Nov 11 0253 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2013 Nov 11 0250 UTC
Synoptic Period: 0000-0300 UTC
Active Warning: Yes
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2192
Issue Time: 2013 Nov 11 0247 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 11 0246 UTC
Valid To: 2013 Nov 11 0700 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: ALTTP4
Serial Number: 439
Issue Time: 2013 Nov 10 0629 UTC

ALERT: Type IV Radio Emission
Begin Time: 2013 Nov 10 0534 UTC
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.


Space Weather Message Code: ALTTP2
Serial Number: 894
Issue Time: 2013 Nov 10 0537 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 10 0513 UTC
Estimated Velocity: 1012 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: SUM10R
Serial Number: 598
Issue Time: 2013 Nov 10 0529 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2013 Nov 10 0512 UTC
Maximum Time: 2013 Nov 10 0513 UTC
End Time: 2013 Nov 10 0514 UTC
Duration: 3 minutes
Peak Flux: 360 sfu
Latest Penticton Noon Flux: 148 sfu
Description: A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare. This noise is generally short-lived but can cause interference for sensitive receivers including radar, GPS, and satellite communications.


Space Weather Message Code: SUMX01
Serial Number: 94
Issue Time: 2013 Nov 10 0524 UTC

SUMMARY: X-ray Event exceeded X1
Begin Time: 2013 Nov 10 0508 UTC
Maximum Time: 2013 Nov 10 0514 UTC
End Time: 2013 Nov 10 0518 UTC
X-ray Class: X1.1
Optical Class: 2b
Location: S14W13
NOAA Scale: R3 - Strong
Potential Impacts: Area of impact consists of large portions of the sunlit side of Earth, strongest at the sub-solar point.
Radio - Wide area blackout of HF (high frequency) radio communication for about an hour.


Space Weather Message Code: ALTXMF
Serial Number: 203
Issue Time: 2013 Nov 10 0514 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2013 Nov 10 0512 UTC
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/drap/index.html.


Space Weather Message Code: WARK04
Serial Number: 2191
Issue Time: 2013 Nov 09 1246 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 2190
Valid From: 2013 Nov 09 0435 UTC
Now Valid Until: 2013 Nov 09 2200 UTC
Warning Condition: Persistence
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: ALTK04
Serial Number: 1678
Issue Time: 2013 Nov 09 0446 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2013 Nov 09 0445 UTC
Synoptic Period: 0300-0600 UTC
Active Warning: Yes
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2190
Issue Time: 2013 Nov 09 0435 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 09 0435 UTC
Valid To: 2013 Nov 09 1300 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: ALTTP4
Serial Number: 438
Issue Time: 2013 Nov 08 0532 UTC

ALERT: Type IV Radio Emission
Begin Time: 2013 Nov 08 0424 UTC
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.


Space Weather Message Code: ALTTP2
Serial Number: 893
Issue Time: 2013 Nov 08 0457 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 08 0424 UTC
Estimated Velocity: 800 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: SUM10R
Serial Number: 597
Issue Time: 2013 Nov 08 0453 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2013 Nov 08 0424 UTC
Maximum Time: 2013 Nov 08 0425 UTC
End Time: 2013 Nov 08 0429 UTC
Duration: 5 minutes
Peak Flux: 1000 sfu
Latest Penticton Noon Flux: 148 sfu
Description: A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare. This noise is generally short-lived but can cause interference for sensitive receivers including radar, GPS, and satellite communications.


Space Weather Message Code: SUMX01
Serial Number: 93
Issue Time: 2013 Nov 08 0440 UTC

SUMMARY: X-ray Event exceeded X1
Begin Time: 2013 Nov 08 0420 UTC
Maximum Time: 2013 Nov 08 0426 UTC
End Time: 2013 Nov 08 0429 UTC
X-ray Class: X1.1
Optical Class: 2b
Location: S14E15
NOAA Scale: R3 - Strong
Potential Impacts: Area of impact consists of large portions of the sunlit side of Earth, strongest at the sub-solar point.
Radio - Wide area blackout of HF (high frequency) radio communication for about an hour.


Space Weather Message Code: ALTXMF
Serial Number: 202
Issue Time: 2013 Nov 08 0426 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2013 Nov 08 0424 UTC
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/drap/index.html.


Space Weather Message Code: ALTTP4
Serial Number: 437
Issue Time: 2013 Nov 07 1457 UTC

ALERT: Type IV Radio Emission
Begin Time: 2013 Nov 07 1435 UTC
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.


Space Weather Message Code: ALTTP2
Serial Number: 892
Issue Time: 2013 Nov 07 1451 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 07 1417 UTC
Estimated Velocity: 633 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: SUM10R
Serial Number: 596
Issue Time: 2013 Nov 07 1448 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2013 Nov 07 1418 UTC
Maximum Time: 2013 Nov 07 1419 UTC
End Time: 2013 Nov 07 1430 UTC
Duration: 12 minutes
Peak Flux: 170 sfu
Latest Penticton Noon Flux: 154 sfu
Description: A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare. This noise is generally short-lived but can cause interference for sensitive receivers including radar, GPS, and satellite communications.


Space Weather Message Code: WARK04
Serial Number: 2189
Issue Time: 2013 Nov 07 1247 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 2188
Valid From: 2013 Nov 07 0730 UTC
Now Valid Until: 2013 Nov 07 1800 UTC
Warning Condition: Persistence
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: ALTK04
Serial Number: 1677
Issue Time: 2013 Nov 07 1203 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2013 Nov 07 1200 UTC
Synoptic Period: 0900-1200 UTC
Active Warning: Yes
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: WARK04
Serial Number: 2188
Issue Time: 2013 Nov 07 0724 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2013 Nov 07 0730 UTC
Valid To: 2013 Nov 07 1300 UTC
Warning Condition: Onset
Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude.
Induced Currents - Weak power grid fluctuations can occur.
Aurora - Aurora may be visible at high latitudes such as Canada and Alaska.


Space Weather Message Code: ALTTP2
Serial Number: 891
Issue Time: 2013 Nov 07 0512 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 07 0340 UTC
Estimated Velocity: 603 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: ALTTP2
Serial Number: 890
Issue Time: 2013 Nov 06 1413 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 06 1346 UTC
Estimated Velocity: 586 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: ALTTP4
Serial Number: 436
Issue Time: 2013 Nov 05 2312 UTC

ALERT: Type IV Radio Emission
Begin Time: 2013 Nov 05 2213 UTC
Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms.


Space Weather Message Code: ALTTP2
Serial Number: 889
Issue Time: 2013 Nov 05 2257 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 05 2216 UTC
Estimated Velocity: 1380 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: SUMX01
Serial Number: 92
Issue Time: 2013 Nov 05 2247 UTC

SUMMARY: X-ray Event exceeded X1
Begin Time: 2013 Nov 05 2207 UTC
Maximum Time: 2013 Nov 05 2212 UTC
End Time: 2013 Nov 05 2215 UTC
X-ray Class: X3.3
Optical Class: 1n
Location: S13E44
NOAA Scale: R3 - Strong
Potential Impacts: Area of impact consists of large portions of the sunlit side of Earth, strongest at the sub-solar point.
Radio - Wide area blackout of HF (high frequency) radio communication for about an hour.


Space Weather Message Code: SUM10R
Serial Number: 595
Issue Time: 2013 Nov 05 2241 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2013 Nov 05 2212 UTC
Maximum Time: 2013 Nov 05 2212 UTC
End Time: 2013 Nov 05 2214 UTC
Duration: 2 minutes
Peak Flux: 400 sfu
Latest Penticton Noon Flux: 149 sfu
Description: A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare. This noise is generally short-lived but can cause interference for sensitive receivers including radar, GPS, and satellite communications.


Space Weather Message Code: ALTXMF
Serial Number: 201
Issue Time: 2013 Nov 05 2213 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2013 Nov 05 2211 UTC
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/drap/index.html.


Space Weather Message Code: SUMXM5
Serial Number: 108
Issue Time: 2013 Nov 03 0549 UTC

SUMMARY: X-ray Event exceeded M5
Begin Time: 2013 Nov 03 0516 UTC
Maximum Time: 2013 Nov 03 0522 UTC
End Time: 2013 Nov 03 0526 UTC
X-ray Class: M5.0
Optical Class: 2b
Location: S12W16
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered primarily on sub-solar point on the sunlit side of Earth.
Radio - Limited blackout of HF (high frequency) radio communication for tens of minutes.


Space Weather Message Code: ALTXMF
Serial Number: 200
Issue Time: 2013 Nov 03 0523 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2013 Nov 03 0522 UTC
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/drap/index.html.


Space Weather Message Code: ALTTP2
Serial Number: 888
Issue Time: 2013 Nov 02 0546 UTC

ALERT: Type II Radio Emission
Begin Time: 2013 Nov 02 0446 UTC
Estimated Velocity: 584 km/s
Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event.


Space Weather Message Code: SUM10R
Serial Number: 594
Issue Time: 2013 Nov 01 2007 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2013 Nov 01 1949 UTC
Maximum Time: 2013 Nov 01 1950 UTC
End Time: 2013 Nov 01 1953 UTC
Duration: 4 minutes
Peak Flux: 280 sfu
Latest Penticton Noon Flux: 143 sfu
Description: A 10cm radio burst indicates that the electromagnetic burst associated with a solar flare at the 10cm wavelength was double or greater than the initial 10cm radio background. This can be indicative of significant radio noise in association with a solar flare. This noise is generally short-lived but can cause interference for sensitive receivers including radar, GPS, and satellite communications.


Space Weather Message Code: SUMXM5
Serial Number: 107
Issue Time: 2013 Nov 01 2004 UTC

SUMMARY: X-ray Event exceeded M5
Begin Time: 2013 Nov 01 1946 UTC
Maximum Time: 2013 Nov 01 1953 UTC
End Time: 2013 Nov 01 1958 UTC
X-ray Class: M6.3
Location: S12E00
NOAA Scale: R2 - Moderate

Comment: No optical class reported yet.
Potential Impacts: Area of impact centered primarily on sub-solar point on the sunlit side of Earth.
Radio - Limited blackout of HF (high frequency) radio communication for tens of minutes.


Space Weather Message Code: ALTXMF
Serial Number: 199
Issue Time: 2013 Nov 01 1953 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2013 Nov 01 1952 UTC
NOAA Scale: R2 - Moderate
Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/drap/index.html.