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Space Weather Alerts

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Alerts Issued in May 2007


Space Weather Message Code: ALTEF3
Serial Number: 1319
Issue Time: 2007 May 31 0517 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 31 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 24500 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1318
Issue Time: 2007 May 30 0509 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 30 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 22500 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1317
Issue Time: 2007 May 29 0502 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 29 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 18400 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1316
Issue Time: 2007 May 28 0501 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 28 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 22500 pfu


Space Weather Message Code: WARK04
Serial Number: 1403
Issue Time: 2007 May 27 0906 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2007 May 27 0910 UTC
Valid To: 2007 May 27 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK04
Serial Number: 1264
Issue Time: 2007 May 27 0901 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 27 0900 UTC
Synoptic Period: 0900-1200 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: ALTEF3
Serial Number: 1315
Issue Time: 2007 May 27 0500 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 27 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 24100 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1314
Issue Time: 2007 May 26 0956 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 26 0935 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 17600 pfu


Space Weather Message Code: WARK04
Serial Number: 1402
Issue Time: 2007 May 25 2233 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1401
Valid From: 2007 May 23 1959 UTC
Now Valid Until: 2007 May 26 1600 UTC
Warning Condition: Persistence


Space Weather Message Code: WARK04
Serial Number: 1401
Issue Time: 2007 May 25 1559 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1400
Valid From: 2007 May 23 1959 UTC
Now Valid Until: 2007 May 25 2359 UTC
Warning Condition: Persistence


Space Weather Message Code: ALTEF3
Serial Number: 1313
Issue Time: 2007 May 25 0554 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 25 0545 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 5550 pfu


Space Weather Message Code: WARK04
Serial Number: 1400
Issue Time: 2007 May 24 1556 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1399
Valid From: 2007 May 23 1959 UTC
Now Valid Until: 2007 May 25 1600 UTC
Warning Condition: Persistence


Space Weather Message Code: ALTEF3
Serial Number: 1312
Issue Time: 2007 May 24 1332 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 24 1305 UTC
Station: GOES12
Observed Yesterday: No


Space Weather Message Code: ALTK05
Serial Number: 579
Issue Time: 2007 May 23 2240 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2007 May 23 2239 UTC
Synoptic Period: 2100-2400 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor


Space Weather Message Code: WARK05
Serial Number: 605
Issue Time: 2007 May 23 2217 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2007 May 23 2217 UTC
Valid To: 2007 May 24 1600 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: WATA20
Serial Number: 444
Issue Time: 2007 May 23 2202 UTC

WATCH: Geomagnetic A-index of 20 or greater predicted
Valid for UTC Day: 2007 May 26


Space Weather Message Code: ALTK04
Serial Number: 1263
Issue Time: 2007 May 23 2001 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 23 2000 UTC
Synoptic Period: 1800-2100 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1399
Issue Time: 2007 May 23 1958 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2007 May 23 1959 UTC
Valid To: 2007 May 24 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK06
Serial Number: 257
Issue Time: 2007 May 23 1037 UTC

ALERT: Geomagnetic K-index of 6
Threshold Reached: 2007 May 23 1036 UTC
Synoptic Period: 0900-1200 UTC
Station: Boulder
Active Warning: No
NOAA Scale: G2 - Moderate


Space Weather Message Code: ALTK06
Serial Number: 257
Issue Time: 2007 May 23 1037 UTC

ALERT: Geomagnetic K-index of 6
Threshold Reached: 2007 May 23 1036 UTC
Synoptic Period: 0900-1200 UTC
Station: Boulder
Active Warning: No
NOAA Scale: G2 - Moderate


Space Weather Message Code: ALTTP2
Serial Number: 687
Issue Time: 2007 May 23 0935 UTC

ALERT: Type II Radio Emission
Begin Time: 2007 May 23 0722 UTC
Estimated Velocity: 582 km/s


Space Weather Message Code: WARK05
Serial Number: 604
Issue Time: 2007 May 23 0925 UTC

EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 603
Valid From: 2007 May 23 0712 UTC
Now Valid Until: 2007 May 23 1300 UTC
Warning Condition: persistence


Space Weather Message Code: ALTK05
Serial Number: 578
Issue Time: 2007 May 23 0857 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2007 May 23 0856 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor


Space Weather Message Code: WARK05
Serial Number: 603
Issue Time: 2007 May 23 0712 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2007 May 23 0712 UTC
Valid To: 2007 May 23 1000 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: ALTK04
Serial Number: 1262
Issue Time: 2007 May 23 0041 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 23 0040 UTC
Synoptic Period: 0000-0300 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1398
Issue Time: 2007 May 23 0034 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2007 May 23 0034 UTC
Valid To: 2007 May 23 1600 UTC
Warning Condition: Onset


Space Weather Message Code: WATA20
Serial Number: 443
Issue Time: 2007 May 22 2108 UTC

WATCH: Geomagnetic A-index of 20 or greater predicted
Valid for UTC Day: 2007 May 25


Space Weather Message Code: ALTTP2
Serial Number: 686
Issue Time: 2007 May 22 1514 UTC

ALERT: Type II Radio Emission
Begin Time: 2007 May 22 1436 UTC
Estimated Velocity: 585 km/s


Space Weather Message Code: ALTEF3
Serial Number: 1311
Issue Time: 2007 May 21 1741 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 21 1725 UTC
Station: GOES12
Observed Yesterday: No


Space Weather Message Code: ALTTP2
Serial Number: 685
Issue Time: 2007 May 19 1334 UTC

ALERT: Type II Radio Emission
Begin Time: 2007 May 19 1252 UTC
Estimated Velocity: 882 km/s


Space Weather Message Code: WARK04
Serial Number: 1397
Issue Time: 2007 May 18 1610 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2007 May 18 1610 UTC
Valid To: 2007 May 19 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK04
Serial Number: 1261
Issue Time: 2007 May 18 1146 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 18 1146 UTC
Synoptic Period: 0900-1200 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: ALTK04
Serial Number: 1261
Issue Time: 2007 May 18 0835 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 18 0832 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: WARK04
Serial Number: 1396
Issue Time: 2007 May 09 0015 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2007 May 09 0015 UTC
Valid To: 2007 May 09 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK05
Serial Number: 577
Issue Time: 2007 May 07 1705 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2007 May 07 1704 UTC
Synoptic Period: 1500-1800 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor


Space Weather Message Code: ALTK04
Serial Number: 1260
Issue Time: 2007 May 07 1614 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 07 1614 UTC
Synoptic Period: 1500-1800 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK05
Serial Number: 602
Issue Time: 2007 May 07 1447 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2007 May 07 1447 UTC
Valid To: 2007 May 08 1600 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor


Space Weather Message Code: WARK04
Serial Number: 1395
Issue Time: 2007 May 07 0833 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2007 May 07 0834 UTC
Valid To: 2007 May 07 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTEF3
Serial Number: 1310
Issue Time: 2007 May 06 0502 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 06 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 5780 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1309
Issue Time: 2007 May 05 0505 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 05 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 9200 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1308
Issue Time: 2007 May 04 0522 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 04 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 9820 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1307
Issue Time: 2007 May 03 0506 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 03 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 9270 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1306
Issue Time: 2007 May 02 0510 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 02 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 9740 pfu


Space Weather Message Code: ALTK04
Serial Number: 1259
Issue Time: 2007 May 01 0737 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2007 May 01 0735 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: ALTEF3
Serial Number: 1305
Issue Time: 2007 May 01 0503 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2007 May 01 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 5280 pfu