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Space Weather Alerts

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Alerts in Graphical Timelines: Past 7 days and Currently in Effect
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Alerts Issued in February 2011


Space Weather Message Code: ALTTP2
Serial Number: 717
Issue Time: 2011 Feb 28 0804 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 28 0741 UTC
Estimated Velocity: 1038 km/s


Space Weather Message Code: ALTEF3
Serial Number: 1771
Issue Time: 2011 Feb 25 1149 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2011 Feb 25 1140 UTC
Station: GOES 13


Space Weather Message Code: ALTEF3
Serial Number: 1770
Issue Time: 2011 Feb 24 1332 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2011 Feb 24 1305 UTC
Station: GOES 13


Space Weather Message Code: SUM10R
Serial Number: 487
Issue Time: 2011 Feb 24 0805 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2011 Feb 24 0731 UTC
Maximum Time: 2011 Feb 24 0731 UTC
End Time: 2011 Feb 24 0736 UTC
Duration: 5 minutes
Peak Flux: 140 sfu
Latest Penticton Noon Flux: 89 sfu


Space Weather Message Code: ALTTP4
Serial Number: 325
Issue Time: 2011 Feb 24 0800 UTC

ALERT: Type IV Radio Emission
Begin Time: 2011 Feb 24 0738 UTC


Space Weather Message Code: ALTTP2
Serial Number: 716
Issue Time: 2011 Feb 24 0756 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 24 0737 UTC
Estimated Velocity: 1560 km/s


Space Weather Message Code: ALTEF3
Serial Number: 1769
Issue Time: 2011 Feb 22 1134 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1768
Begin Time: 2011 Feb 20 1220 UTC
Yesterday Maximum 2MeV Flux: 4349 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1768
Issue Time: 2011 Feb 21 1237 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1767
Begin Time: 2011 Feb 20 1220 UTC
Yesterday Maximum 2MeV Flux: 2716 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1767
Issue Time: 2011 Feb 20 1236 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2011 Feb 20 1220 UTC
Station: GOES-13


Space Weather Message Code: WARK04
Serial Number: 1695
Issue Time: 2011 Feb 19 0418 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 19 0500 UTC
Valid To: 2011 Feb 19 1000 UTC
Warning Condition: Onset


Space Weather Message Code: WARK05
Serial Number: 680
Issue Time: 2011 Feb 18 1123 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2011 Feb 18 1130 UTC
Valid To: 2011 Feb 18 1500 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: SUMXM5
Serial Number: 75
Issue Time: 2011 Feb 18 1059 UTC

SUMMARY: X-ray Event exceeded M5
Begin Time: 2011 Feb 18 0955 UTC
Maximum Time: 2011 Feb 18 1011 UTC
End Time: 2011 Feb 18 1015 UTC
X-ray Class: M6.6
Location: S20W63
NOAA Scale: R2 - Moderate


Space Weather Message Code: ALTXMF
Serial Number: 146
Issue Time: 2011 Feb 18 1015 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2011 Feb 18 1011 UTC
NOAA Scale: R2 - Moderate


Space Weather Message Code: ALTK04
Serial Number: 1496
Issue Time: 2011 Feb 18 0528 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2011 Feb 18 0526 UTC
Synoptic Period: 0300-0600 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK05
Serial Number: 679
Issue Time: 2011 Feb 18 0418 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2011 Feb 18 0450 UTC
Valid To: 2011 Feb 18 1000 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: SUMSUD
Serial Number: 112
Issue Time: 2011 Feb 18 0139 UTC

SUMMARY: Geomagnetic Sudden Impulse
Observed: 2011 Feb 18 0136 UTC
Deviation: 33 nT
Station: Boulder


Space Weather Message Code: WARK05
Serial Number: 678
Issue Time: 2011 Feb 18 0105 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2011 Feb 18 0145 UTC
Valid To: 2011 Feb 18 0400 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: WARK04
Serial Number: 1694
Issue Time: 2011 Feb 18 0102 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 18 0140 UTC
Valid To: 2011 Feb 18 1600 UTC
Warning Condition: Onset


Space Weather Message Code: WARSUD
Serial Number: 75
Issue Time: 2011 Feb 18 0059 UTC

WARNING: Geomagnetic Sudden Impulse expected
Valid From: 2011 Feb 18 0140 UTC
Valid To: 2011 Feb 18 0230 UTC
IP Shock Passage Observed: 2011 Feb 18 0049 UTC


Space Weather Message Code: ALTTP2
Serial Number: 715
Issue Time: 2011 Feb 17 2225 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 17 2140 UTC
Estimated Velocity: 1695 km/s


Space Weather Message Code: ALTTP4
Serial Number: 324
Issue Time: 2011 Feb 16 1452 UTC

ALERT: Type IV Radio Emission
Begin Time: 2011 Feb 16 1431 UTC


Space Weather Message Code: ALTTP2
Serial Number: 714
Issue Time: 2011 Feb 16 1451 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 16 1423 UTC
Estimated Velocity: 1386 km/s


Space Weather Message Code: SUM10R
Serial Number: 486
Issue Time: 2011 Feb 16 1446 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2011 Feb 16 1423 UTC
Maximum Time: 2011 Feb 16 1423 UTC
End Time: 2011 Feb 16 1424 UTC
Duration: 1 minutes
Peak Flux: 330 sfu
Latest Penticton Noon Flux: 113 sfu


Space Weather Message Code: WATA20
Serial Number: 465
Issue Time: 2011 Feb 15 2219 UTC

WATCH: Geomagnetic A-index of 20 or greater predicted
NOAA Scale: Periods reaching the G1 (Minor) Level Likely
Valid for UTC Day: 2011 Feb 18


Space Weather Message Code: ALTTP2
Serial Number: 713
Issue Time: 2011 Feb 15 0348 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 15 0151 UTC
Estimated Velocity: 556 km/s


Space Weather Message Code: SUMX01
Serial Number: 68
Issue Time: 2011 Feb 15 0246 UTC

SUMMARY: X-ray Event exceeded X1
Begin Time: 2011 Feb 15 0144 UTC
Maximum Time: 2011 Feb 15 0156 UTC
End Time: 2011 Feb 15 0206 UTC
X-ray Class: X2.2
Location: S20W15
NOAA Scale: R3 - Strong

Comment: The date was incorrect on previous summary. Changed from Feb 14 to
Feb 15.


Space Weather Message Code: SUMX01
Serial Number: 67
Issue Time: 2011 Feb 15 0244 UTC

CANCEL SUMMARY: X-ray Event exceeded X1
Cancel Serial Number: 66
Original Issue Time: 2011 Feb 15 0233 UTC

Comment: X-ray summary has the incorrect begin and end data. Should be the Feb
15, not Feb 14.


Space Weather Message Code: ALTTP4
Serial Number: 323
Issue Time: 2011 Feb 15 0243 UTC

ALERT: Type IV Radio Emission
Begin Time: 2011 Feb 15 0155 UTC


Space Weather Message Code: ALTTP4
Serial Number: 322
Issue Time: 2011 Feb 15 0242 UTC

CANCEL ALERT: Type IV Radio Emission
Cancel Serial Number: 321
Original Issue Time: 2011 Feb 15 0216 UTC

Comment: Begin Time was on Feb 15 at 0155Z, not Feb 14 0155Z


Space Weather Message Code: SUM10R
Serial Number: 485
Issue Time: 2011 Feb 15 0238 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2011 Feb 15 0149 UTC
Maximum Time: 2011 Feb 15 0159 UTC
End Time: 2011 Feb 15 0224 UTC
Duration: 35 minutes
Peak Flux: 1300 sfu
Latest Penticton Noon Flux: 113 sfu


Space Weather Message Code: SUMX01
Serial Number: 66
Issue Time: 2011 Feb 15 0233 UTC

SUMMARY: X-ray Event exceeded X1
Begin Time: 2011 Feb 14 0144 UTC
Maximum Time: 2011 Feb 14 0156 UTC
End Time: 2011 Feb 14 0206 UTC
X-ray Class: X2.2
Location: S20W15
NOAA Scale: R3 - Strong


Space Weather Message Code: ALTTP4
Serial Number: 321
Issue Time: 2011 Feb 15 0216 UTC

ALERT: Type IV Radio Emission
Begin Time: 2011 Feb 14 0155 UTC


Space Weather Message Code: ALTXMF
Serial Number: 145
Issue Time: 2011 Feb 15 0152 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2011 Feb 15 0151 UTC
NOAA Scale: R2 - Moderate


Space Weather Message Code: SUM10R
Serial Number: 484
Issue Time: 2011 Feb 14 2053 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2011 Feb 14 1728 UTC
Maximum Time: 2011 Feb 14 1735 UTC
End Time: 2011 Feb 14 1742 UTC
Duration: 14 minutes
Peak Flux: 150 sfu
Latest Penticton Noon Flux: 113 sfu

Comment: Maximum time not reported.


Space Weather Message Code: ALTK04
Serial Number: 1495
Issue Time: 2011 Feb 14 1958 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2011 Feb 14 1957 UTC
Synoptic Period: 1800-2100 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK05
Serial Number: 677
Issue Time: 2011 Feb 14 1921 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2011 Feb 14 1922 UTC
Valid To: 2011 Feb 14 2359 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: ALTTP2
Serial Number: 712
Issue Time: 2011 Feb 14 1741 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 14 1728 UTC
Estimated Velocity: 1479 km/s


Space Weather Message Code: ALTEF3
Serial Number: 1766
Issue Time: 2011 Feb 14 1616 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2011 Feb 14 1555 UTC
Station: GOES13


Space Weather Message Code: WARK04
Serial Number: 1693
Issue Time: 2011 Feb 14 1604 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 14 1605 UTC
Valid To: 2011 Feb 14 2359 UTC
Warning Condition: Onset


Space Weather Message Code: SUMSUD
Serial Number: 111
Issue Time: 2011 Feb 14 1603 UTC

SUMMARY: Geomagnetic Sudden Impulse
Observed: 2011 Feb 15 1600 UTC
Deviation: 12 nT
Station: BOU


Space Weather Message Code: ALTTP2
Serial Number: 711
Issue Time: 2011 Feb 14 1354 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 14 1303 UTC
Estimated Velocity: 555 km/s


Space Weather Message Code: ALTTP4
Serial Number: 320
Issue Time: 2011 Feb 14 1124 UTC

ALERT: Type IV Radio Emission
Begin Time: 2011 Feb 13 1738 UTC


Space Weather Message Code: SUM10R
Serial Number: 483
Issue Time: 2011 Feb 13 1819 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2011 Feb 13 1735 UTC
Maximum Time: 2011 Feb 13 1735 UTC
End Time: 2011 Feb 13 1735 UTC
Duration: 0 minutes
Peak Flux: 200 sfu
Latest Penticton Noon Flux: 96 sfu


Space Weather Message Code: ALTTP2
Serial Number: 710
Issue Time: 2011 Feb 13 1809 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 13 1735 UTC
Estimated Velocity: 1119 km/s


Space Weather Message Code: SUMXM5
Serial Number: 74
Issue Time: 2011 Feb 13 1750 UTC

SUMMARY: X-ray Event exceeded M5
Begin Time: 2011 Feb 13 1728 UTC
Maximum Time: 2011 Feb 13 1738 UTC
End Time: 2011 Feb 13 1747 UTC
X-ray Class: M6.6
Location: S21E05
NOAA Scale: R2 - Moderate


Space Weather Message Code: ALTXMF
Serial Number: 144
Issue Time: 2011 Feb 13 1737 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2011 Feb 13 1735 UTC
NOAA Scale: R2 - Moderate


Space Weather Message Code: ALTTP2
Serial Number: 709
Issue Time: 2011 Feb 11 2252 UTC

ALERT: Type II Radio Emission
Begin Time: 2011 Feb 11 2222 UTC
Estimated Velocity: 1977 km/s


Space Weather Message Code: ALTEF3
Serial Number: 1765
Issue Time: 2011 Feb 11 0636 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1764
Begin Time: 2011 Feb 06 0935 UTC
Yesterday Maximum 2MeV Flux: 4915 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1764
Issue Time: 2011 Feb 10 0502 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1763
Begin Time: 2011 Feb 06 0935 UTC
Yesterday Maximum 2MeV Flux: 6781 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1763
Issue Time: 2011 Feb 09 0500 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1762
Begin Time: 2011 Feb 06 0935 UTC
Yesterday Maximum 2MeV Flux: 10322 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1762
Issue Time: 2011 Feb 08 0502 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1761
Begin Time: 2011 Feb 06 0935 UTC
Yesterday Maximum 2MeV Flux: 7666 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1761
Issue Time: 2011 Feb 07 0500 UTC

CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Continuation of Serial Number: 1760
Begin Time: 2011 Feb 06 0935 UTC
Yesterday Maximum 2MeV Flux: 9331 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1760
Issue Time: 2011 Feb 06 0952 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2011 Feb 06 0935 UTC
Station: GOES13


Space Weather Message Code: ALTK04
Serial Number: 1494
Issue Time: 2011 Feb 06 0701 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2011 Feb 06 0701 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1692
Issue Time: 2011 Feb 06 0655 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 06 0654 UTC
Valid To: 2011 Feb 06 1600 UTC
Warning Condition: Onset


Space Weather Message Code: WARK04
Serial Number: 1691
Issue Time: 2011 Feb 05 1456 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1690
Valid From: 2011 Feb 04 1930 UTC
Now Valid Until: 2011 Feb 05 2359 UTC
Warning Condition: Persistence


Space Weather Message Code: WARK04
Serial Number: 1690
Issue Time: 2011 Feb 05 0541 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1689
Valid From: 2011 Feb 04 1930 UTC
Now Valid Until: 2011 Feb 05 1500 UTC
Warning Condition: Persistence


Space Weather Message Code: WARK05
Serial Number: 676
Issue Time: 2011 Feb 05 0020 UTC

EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 675
Valid From: 2011 Feb 04 1930 UTC
Now Valid Until: 2011 Feb 04 0330 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK05
Serial Number: 650
Issue Time: 2011 Feb 04 2334 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2011 Feb 04 2333 UTC
Synoptic Period: 2100-2400 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor


Space Weather Message Code: ALTK04
Serial Number: 1493
Issue Time: 2011 Feb 04 2054 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2011 Feb 04 2053 UTC
Synoptic Period: 1800-2100 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK05
Serial Number: 675
Issue Time: 2011 Feb 04 1916 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2011 Feb 04 1930 UTC
Valid To: 2011 Feb 05 0030 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: WARK04
Serial Number: 1689
Issue Time: 2011 Feb 04 1823 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 04 1930 UTC
Valid To: 2011 Feb 05 0600 UTC
Warning Condition: Onset


Space Weather Message Code: SUMSUD
Serial Number: 110
Issue Time: 2011 Feb 04 0548 UTC

SUMMARY: Geomagnetic Sudden Impulse
Observed: 2011 Feb 04 0236 UTC
Deviation: 8 nT
Station: Boulder


Space Weather Message Code: WARK04
Serial Number: 1688
Issue Time: 2011 Feb 04 0223 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 04 0300 UTC
Valid To: 2011 Feb 04 0900 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK04
Serial Number: 1492
Issue Time: 2011 Feb 01 1632 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2011 Feb 01 1631 UTC
Synoptic Period: 1500-1800 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1687
Issue Time: 2011 Feb 01 1412 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2011 Feb 01 1530 UTC
Valid To: 2011 Feb 01 2100 UTC
Warning Condition: Onset