NOAA / Space Weather Prediction Center
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Space Weather Alerts |
Space Weather Message Code: ALTEF3
Serial Number: 1503
Issue Time: 2008 Mar 31 0502 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 31 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 34500 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1502
Issue Time: 2008 Mar 30 0500 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 30 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 52300 pfu
Space Weather Message Code: ALTK04
Serial Number: 1346
Issue Time: 2008 Mar 30 0223 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 Mar 30 0220 UTC
Synoptic Period: 0000-0300 UTC
Station: Boulder
Active Warning: No
Space Weather Message Code: ALTEF3
Serial Number: 1501
Issue Time: 2008 Mar 29 0501 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 29 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 47700 pfu
Space Weather Message Code: WARK04
Serial Number: 1516
Issue Time: 2008 Mar 28 2312 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1515
Valid From: 2008 Mar 26 0653 UTC
Now Valid Until: 2008 Mar 29 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1500
Issue Time: 2008 Mar 28 0501 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 28 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 3280 pfu
Space Weather Message Code: ALTK05
Serial Number: 606
Issue Time: 2008 Mar 28 0200 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2008 Mar 28 0200 UTC
Synoptic Period: 0000-0300 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor
Space Weather Message Code: WARK05
Serial Number: 630
Issue Time: 2008 Mar 28 0150 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2008 Mar 28 0150 UTC
Valid To: 2008 Mar 28 1600 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor
Space Weather Message Code: WARK04
Serial Number: 1515
Issue Time: 2008 Mar 27 2332 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1514
Valid From: 2008 Mar 26 0653 UTC
Now Valid Until: 2008 Mar 28 2359 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1499
Issue Time: 2008 Mar 27 1447 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 27 1425 UTC
Station: GOES12
Observed Yesterday: No
Space Weather Message Code: WARK05
Serial Number: 629
Issue Time: 2008 Mar 26 2350 UTC
EXTENDED WARNING: Geomagnetic K-index of 5 expected
Extension to Serial Number: 628
Valid From: 2008 Mar 26 1650 UTC
Now Valid Until: 2008 Mar 27 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: WARK04
Serial Number: 1514
Issue Time: 2008 Mar 26 2349 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1513
Valid From: 2008 Mar 26 0653 UTC
Now Valid Until: 2008 Mar 27 2359 UTC
Warning Condition: Persistence
Space Weather Message Code: WARK05
Serial Number: 628
Issue Time: 2008 Mar 26 1647 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2008 Mar 26 1650 UTC
Valid To: 2008 Mar 26 2359 UTC
Warning Condition: Persistence
NOAA Scale: G1 - Minor
Space Weather Message Code: WARK04
Serial Number: 1513
Issue Time: 2008 Mar 26 1553 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1512
Valid From: 2008 Mar 26 0653 UTC
Now Valid Until: 2008 Mar 26 2359 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTK05
Serial Number: 605
Issue Time: 2008 Mar 26 0841 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2008 Mar 26 0840 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor
Space Weather Message Code: WARK05
Serial Number: 627
Issue Time: 2008 Mar 26 0822 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2008 Mar 26 0822 UTC
Valid To: 2008 Mar 26 1600 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor
Space Weather Message Code: ALTK04
Serial Number: 1345
Issue Time: 2008 Mar 26 0657 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 Mar 26 0654 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: Yes
Space Weather Message Code: WARK04
Serial Number: 1512
Issue Time: 2008 Mar 26 0652 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 26 0653 UTC
Valid To: 2008 Mar 26 1600 UTC
Warning Condition: Onset
Space Weather Message Code: ALTTP2
Serial Number: 691
Issue Time: 2008 Mar 25 1922 UTC
ALERT: Type II Radio Emission
Begin Time: 2008 Mar 25 1852 UTC
Estimated Velocity: 1278 km/s
Space Weather Message Code: SUM10R
Serial Number: 466
Issue Time: 2008 Mar 25 1921 UTC
SUMMARY: 10cm Radio Burst
Begin Time: 2008 Mar 25 1849 UTC
Maximum Time: 2008 Mar 25 1851 UTC
End Time: 2008 Mar 25 1855 UTC
Duration: 6 minutes
Peak Flux: 290 sfu
Latest Penticton Noon Flux: 79 sfu
Space Weather Message Code: ALTEF3
Serial Number: 1498
Issue Time: 2008 Mar 25 1305 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 25 1245 UTC
Station: GOES12
Observed Yesterday: No
Space Weather Message Code: WATA20
Serial Number: 450
Issue Time: 2008 Mar 24 2112 UTC
WATCH: Geomagnetic A-index of 20 or greater predicted
Valid for UTC Day: 2008 Mar 27
Space Weather Message Code: WATA20
Serial Number: 449
Issue Time: 2008 Mar 24 1441 UTC
WATCH: Geomagnetic A-index of 20 or greater predicted
Valid for UTC Day: 2008 Mar 26
Space Weather Message Code: ALTEF3
Serial Number: 1497
Issue Time: 2008 Mar 22 2146 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 22 2130 UTC
Station: GOES12
Observed Yesterday: No
Space Weather Message Code: ALTK04
Serial Number: 1344
Issue Time: 2008 Mar 20 1248 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 Mar 20 1248 UTC
Synoptic Period: 1200-1500 UTC
Station: Boulder
Active Warning: Yes
Space Weather Message Code: WARK04
Serial Number: 1511
Issue Time: 2008 Mar 20 1243 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 20 1245 UTC
Valid To: 2008 Mar 20 1600 UTC
Warning Condition: Onset
Space Weather Message Code: ALTEF3
Serial Number: 1496
Issue Time: 2008 Mar 20 1147 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 20 1130 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 3730 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1495
Issue Time: 2008 Mar 19 0911 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 19 0845 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 2960 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1494
Issue Time: 2008 Mar 18 1213 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 18 1150 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 10300 pfu
Space Weather Message Code: ALTK04
Serial Number: 1343
Issue Time: 2008 Mar 18 0347 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 Mar 18 0347 UTC
Synoptic Period: 0300-0600 UTC
Station: Boulder
Active Warning: Yes
Space Weather Message Code: WARK04
Serial Number: 1510
Issue Time: 2008 Mar 18 0342 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 18 0342 UTC
Valid To: 2008 Mar 18 1600 UTC
Warning Condition: Onset
Space Weather Message Code: ALTEF3
Serial Number: 1493
Issue Time: 2008 Mar 17 0504 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 17 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 10050 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1492
Issue Time: 2008 Mar 16 0501 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 16 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 11300 pfu
Space Weather Message Code: WARK04
Serial Number: 1509
Issue Time: 2008 Mar 15 1510 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1508
Valid From: 2008 Mar 14 1705 UTC
Now Valid Until: 2008 Mar 16 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1491
Issue Time: 2008 Mar 15 0811 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 15 0755 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 21000 pfu
Space Weather Message Code: WARK04
Serial Number: 1508
Issue Time: 2008 Mar 14 2354 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1507
Valid From: 2008 Mar 14 1705 UTC
Now Valid Until: 2008 Mar 15 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: WARK04
Serial Number: 1507
Issue Time: 2008 Mar 14 1702 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 14 1705 UTC
Valid To: 2008 Mar 14 2359 UTC
Warning Condition: Onset
Space Weather Message Code: ALTEF3
Serial Number: 1490
Issue Time: 2008 Mar 14 0543 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 14 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 20600 pfu
Space Weather Message Code: WARK04
Serial Number: 1506
Issue Time: 2008 Mar 13 1557 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1505
Valid From: 2008 Mar 08 1746 UTC
Now Valid Until: 2008 Mar 14 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1489
Issue Time: 2008 Mar 13 0518 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 13 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 15000 pfu
Space Weather Message Code: WARK04
Serial Number: 1505
Issue Time: 2008 Mar 12 1522 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1504
Valid From: 2008 Mar 08 1746 UTC
Now Valid Until: 2008 Mar 13 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1488
Issue Time: 2008 Mar 12 0532 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 12 0530 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 9070 pfu
Space Weather Message Code: WARK04
Serial Number: 1504
Issue Time: 2008 Mar 11 1532 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1503
Valid From: 2008 Mar 08 1746 UTC
Now Valid Until: 2008 Mar 12 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1487
Issue Time: 2008 Mar 11 0642 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 11 0625 UTC
Station: GOES 12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 4900 pfu
Space Weather Message Code: WARK04
Serial Number: 1503
Issue Time: 2008 Mar 10 1556 UTC
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 1502
Valid From: 2008 Mar 08 1746 UTC
Now Valid Until: 2008 Mar 11 1600 UTC
Warning Condition: Persistence
Space Weather Message Code: ALTEF3
Serial Number: 1486
Issue Time: 2008 Mar 10 1126 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 10 1110 UTC
Station: GOES12
Observed Yesterday: No
Space Weather Message Code: ALTK05
Serial Number: 604
Issue Time: 2008 Mar 09 0711 UTC
ALERT: Geomagnetic K-index of 5
Threshold Reached: 2008 Mar 09 0710 UTC
Synoptic Period: 0600-0900 UTC
Station: Boulder
Active Warning: Yes
NOAA Scale: G1 - Minor
Space Weather Message Code: WARK05
Serial Number: 626
Issue Time: 2008 Mar 09 0247 UTC
WARNING: Geomagnetic K-index of 5 expected
Valid From: 2008 Mar 09 0250 UTC
Valid To: 2008 Mar 09 1600 UTC
Warning Condition: Onset
NOAA Scale: G1 - Minor
Space Weather Message Code: ALTK04
Serial Number: 1342
Issue Time: 2008 Mar 08 1753 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 Mar 08 1752 UTC
Synoptic Period: 1500-1800 UTC
Station: Boulder
Active Warning: Yes
Space Weather Message Code: WARK04
Serial Number: 1502
Issue Time: 2008 Mar 08 1745 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 08 1746 UTC
Valid To: 2008 Mar 10 1600 UTC
Warning Condition: Onset
Space Weather Message Code: ALTK04
Serial Number: 1341
Issue Time: 2008 Mar 08 1309 UTC
ALERT: Geomagnetic K-index of 4
Threshold Reached: 2008 Mar 08 1308 UTC
Synoptic Period: 1200-1500 UTC
Station: Boulder
Active Warning: Yes
Space Weather Message Code: WARK04
Serial Number: 1501
Issue Time: 2008 Mar 08 1255 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 08 1300 UTC
Valid To: 2008 Mar 08 1600 UTC
Warning Condition: Onset
Space Weather Message Code: ALTEF3
Serial Number: 1485
Issue Time: 2008 Mar 08 1216 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 08 1200 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 1860 pfu
Space Weather Message Code: WATA20
Serial Number: 448
Issue Time: 2008 Mar 07 2155 UTC
WATCH: Geomagnetic A-index of 20 or greater predicted
Valid for UTC Day: 2008 Mar 09
Space Weather Message Code: ALTEF3
Serial Number: 1484
Issue Time: 2008 Mar 07 1152 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 07 1135 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 1050 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1483
Issue Time: 2008 Mar 06 1600 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 06 1540 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 2200 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1482
Issue Time: 2008 Mar 05 0525 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 05 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 34900 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1481
Issue Time: 2008 Mar 04 0503 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 04 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 35200 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1480
Issue Time: 2008 Mar 03 0501 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 03 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 40600 pfu
Space Weather Message Code: ALTEF3
Serial Number: 1479
Issue Time: 2008 Mar 02 0500 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 02 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 19400 pfu
Space Weather Message Code: WARK04
Serial Number: 1500
Issue Time: 2008 Mar 02 0031 UTC
WARNING: Geomagnetic K-index of 4 expected
Valid From: 2008 Mar 02 0035 UTC
Valid To: 2008 Mar 02 1600 UTC
Warning Condition: Onset
Space Weather Message Code: ALTEF3
Serial Number: 1478
Issue Time: 2008 Mar 01 0501 UTC
ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2008 Mar 01 0500 UTC
Station: GOES12
Observed Yesterday: Yes
Yesterday Maximum 2MeV Flux: 6510 pfu
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