NOAA / Space Weather Prediction Center

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Space Weather Alerts

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Alerts Issued in May 2008


Space Weather Message Code: WARK04
Serial Number: 1531
Issue Time: 2008 May 29 0448 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 May 29 0500 UTC
Valid To: 2008 May 29 1600 UTC
Warning Condition: Onset


Space Weather Message Code: WARK04
Serial Number: 1530
Issue Time: 2008 May 28 0652 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 May 28 0655 UTC
Valid To: 2008 May 28 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTEF3
Serial Number: 1543
Issue Time: 2008 May 27 1002 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 27 0940 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 2690 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1542
Issue Time: 2008 May 26 0957 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 26 0935 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 3940 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1541
Issue Time: 2008 May 25 0956 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 25 0940 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 2230 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1540
Issue Time: 2008 May 24 1401 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 24 1340 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 1340 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1539
Issue Time: 2008 May 23 1421 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 23 1405 UTC
Station: GOES12
Observed Yesterday: No


Space Weather Message Code: ALTK04
Serial Number: 1359
Issue Time: 2008 May 21 0501 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 May 21 0500 UTC
Synoptic Period: 0300-0600 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1529
Issue Time: 2008 May 21 0451 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 May 21 0452 UTC
Valid To: 2008 May 21 1600 UTC
Warning Condition: Onset


Space Weather Message Code: WATA20
Serial Number: 451
Issue Time: 2008 May 19 1548 UTC

WATCH: Geomagnetic A-index of 20 or greater predicted
Valid for UTC Day: 2008 May 20


Space Weather Message Code: ALTEF3
Serial Number: 1538
Issue Time: 2008 May 14 1526 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 14 1510 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 1070 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1537
Issue Time: 2008 May 13 1717 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 13 1700 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 2240 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1536
Issue Time: 2008 May 12 1022 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 12 1000 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 2470 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1535
Issue Time: 2008 May 11 1006 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 11 0945 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 4130 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1534
Issue Time: 2008 May 10 0522 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 10 0505 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 4500 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1533
Issue Time: 2008 May 09 0503 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 09 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 4320 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1532
Issue Time: 2008 May 08 0854 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 08 0835 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 4790 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1531
Issue Time: 2008 May 07 0500 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 07 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 4320 pfu


Space Weather Message Code: ALTEF3
Serial Number: 1530
Issue Time: 2008 May 06 0958 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 06 0940 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 1310 pfu


Space Weather Message Code: ALTK04
Serial Number: 1358
Issue Time: 2008 May 06 0756 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 May 06 0755 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: ALTK04
Serial Number: 1357
Issue Time: 2008 May 06 0058 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 May 06 0055 UTC
Synoptic Period: 0000-0300 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: ALTK04
Serial Number: 1356
Issue Time: 2008 May 05 1656 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 May 05 1655 UTC
Synoptic Period: 1500-1800 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1528
Issue Time: 2008 May 05 1634 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 May 05 1635 UTC
Valid To: 2008 May 05 2359 UTC
Warning Condition: Onset


Space Weather Message Code: ALTEF3
Serial Number: 1529
Issue Time: 2008 May 05 1529 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 05 1510 UTC
Station: GOES12
Observed Yesterday: No


Space Weather Message Code: WARK04
Serial Number: 1527
Issue Time: 2008 May 03 0350 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 May 03 0351 UTC
Valid To: 2008 May 03 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK04
Serial Number: 1355
Issue Time: 2008 May 02 0107 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 May 02 0107 UTC
Synoptic Period: 0000-0300 UTC
Station: Boulder
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 1526
Issue Time: 2008 May 02 0056 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 May 02 0056 UTC
Valid To: 2008 May 02 1600 UTC
Warning Condition: Onset


Space Weather Message Code: ALTK04
Serial Number: 1354
Issue Time: 2008 May 01 2254 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 May 01 2254 UTC
Synoptic Period: 2100-2400 UTC
Station: Boulder
Active Warning: No


Space Weather Message Code: ALTEF3
Serial Number: 1528
Issue Time: 2008 May 01 1042 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 May 01 1020 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 9040 pfu