Alerts Issued by SEC in Feb 2002


Space Weather Message Code: ALTSTR
Serial Number: 125
Issue Time: 2002 Feb 28 1855 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 28

Comment:
STRATWARM ALERT/THURSDAY/STRATWARM EXISTS
Throughout the stratosphere disturbed circulation pattern with the
warm air over the Polar region and Eastern Asia and a displaced
vortex over Siberia, leading to a reversed temperature gradient
between 60N and the Pole from 50 to 3HPa and weak easterly winds at
60N from 3 to 2HPa.


Space Weather Message Code: SUMSUD
Serial Number: 11
Issue Time: 2002 Feb 28 0513 UTC

SUMMARY: Geomagnetic Sudden Impulse
Observed: 2002 Feb 28 0500 UTC
Deviation: 28 nT
Station: Boulder


Space Weather Message Code: ALTSTR
Serial Number: 124
Issue Time: 2002 Feb 27 1308 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 27

Comment:
Stratwarm Alert/ Wednesday/ Stratwarm Exists.
Throughout the stratosphere disturbed circulation pattern with the
warm air region over the polar region and eastern Asia and a
displaced vortec over northern Siberia, leading to a reversed
temperature gradient between the pole and 60 N from 50 to 3 HPA and
weak mean zonal easterly winds at 60 N from 5 to 2 HPA.


Space Weather Message Code: ALTTP2
Serial Number: 176
Issue Time: 2002 Feb 27 0502 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 27 0452 UTC
Estimated Velocity: 450 km/s


Space Weather Message Code: ALTTP2
Serial Number: 175
Issue Time: 2002 Feb 26 1419 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 26 1357 UTC
Estimated Velocity: 531 km/s


Space Weather Message Code: ALTSTR
Serial Number: 123
Issue Time: 2002 Feb 26 1347 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 26

Comment:
Stratwarm Alert/ Tuesday/ Stratwarm Exists
Throughout the stratosphere still disturbed circulation pattern with
the warm air region over the polar region and eastern Asia and a
displaceds vortex over northern Siberia, leading to a reversed
temperature gradient between the pole and 60 N from 50 to 2 HPA and
mean zonal easterly winds at 60 N from 3 to 1 HPA


Space Weather Message Code: SUM10R
Serial Number: 14
Issue Time: 2002 Feb 26 1324 UTC

SUMMARY: 10cm Radio Burst
Begin Time: 2002 Feb 26 1026 UTC
Maximum Time: 2002 Feb 26 1027 UTC
End Time: 2002 Feb 26 1027 UTC
Duration: 1 Minutes
Peak Flux: 220 sfu
Latest Penticton Noon Flux: 211 sfu


Space Weather Message Code: ALTSTR
Serial Number: 121
Issue Time: 2002 Feb 25 1353 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 25

Comment:
Stratwarm alert/monday/stratwarm exists.
Throughout the stratosphere still disturbed circulation pattern after
the major warming with the warm air region over the polar region and
Asia and a displaced vortex over northern Siberia, leading to a
reversed temperature gradient between the pole and 60 N from 30HPA up
to 1HPA and mean zonal easterly winds at 60 N from 3HPA up to 1HPA


Space Weather Message Code: ALTTP2
Serial Number: 174
Issue Time: 2002 Feb 24 1535 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 24 1453 UTC
Estimated Velocity: 802 km/s


Space Weather Message Code: ALTSTR
Serial Number: 122
Issue Time: 2002 Feb 24 1404 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 24

Comment:
Stratwarm Alert Exists Stratwarm Sunday
Still disturbed circulation and temperature pattern throughout the
stratosphere with an anticyclone over Greenland and a displaced
vortex over Northern Siberia. The warm air covers the Polar region
and Asia. This leads to a reversed temperature gradient between 60N
and the Pole from 10HPa up to 2HPa and mean zonal easterly winds at
60N from 3HPa up to 1HPa.


Space Weather Message Code: ALTSTR
Serial Number: 120
Issue Time: 2002 Feb 23 1336 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 23

Comment:
STRATWARM ALERT/SATURDAY/STRATWARM EXISTS.
Throughout the stratosphere, still disturbed circulation pattern
after the major warming with the warm air region over the Polar
region and Asia and a displaced vortex over Northern Siberia, leading
to a reversed temperature gradient between 60N and the Pole from
30HPa up to 1HPa and mean zonal easterly winds at 60N from 3 up to
1HPa.


Space Weather Message Code: ALTSTR
Serial Number: 119
Issue Time: 2002 Feb 22 1241 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 22

Comment:
STRATWARM ALERT/FRIDAY/STRATWARM EXISTS
Throughout the stratosphere, still disturbed circulation pattern
after the major warming with a reversed temperature gradient between
60N and the Pole from 50HPa up to 2HPa and mean zonal Easterly winds
at 60N from 5HPa to 1HPa.


Space Weather Message Code: ALTSTR
Serial Number: 118
Issue Time: 2002 Feb 21 1052 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 21

Comment:
Stratwarm Alert/Thursday/Stratwarm Exists.
The circulation is still relaxing after the major warming. There
exists a reversed temperature gradient from 50HPa to 60N and zonal
mean Easterly winds from 5HPa to 1HPa.


Space Weather Message Code: SUMPX1
Serial Number: 14
Issue Time: 2002 Feb 20 1658 UTC

SUMMARY: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2002 Feb 20 0730 UTC
Maximum Time: 2002 Feb 20 0755 UTC
End Time: 2002 Feb 20 0800 UTC
Maximum 10MeV Flux: 13.5 pfu


Space Weather Message Code: ALTSTR
Serial Number: 117
Issue Time: 2002 Feb 20 1210 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 20

Comment:
Stratwarm Alert Exists Stratwarm Wednesday
The circulation is relaxing after the major warming. There exists a
reversed temperature gradient at 60 N from 50HPA to 2HPA and easterly
winds from 50HPA to 1HPA


Space Weather Message Code: ALTPX1
Serial Number: 63
Issue Time: 2002 Feb 20 0829 UTC

ALERT: Proton Event 10MeV Integral Flux exceeded 10pfu
Begin Time: 2002 Feb 20 0730 UTC

Comment:
current flux 12.5 pfu, max flux 12.5 pfu


Space Weather Message Code: WARPX1
Serial Number: 38
Issue Time: 2002 Feb 20 0828 UTC

WARNING: Proton 10MeV Integral Flux above 10pfu expected
Valid From: 2002 Feb 20 0743 UTC
Valid To: 2002 Feb 20 1500 UTC
Warning Condition: Onset


Space Weather Message Code: ALTTP2
Serial Number: 173
Issue Time: 2002 Feb 20 0641 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 20 0620 UTC
Estimated Velocity: 814 km/s


Space Weather Message Code: ALTTP4
Serial Number: 86
Issue Time: 2002 Feb 20 0633 UTC

ALERT: Type IV Radio Emission
Begin Time: 2002 Feb 20 0626 UTC


Space Weather Message Code: SUMXM5
Serial Number: 5
Issue Time: 2002 Feb 20 0632 UTC

SUMMARY: X-ray Event exceeded M5
Begin Time: 2002 Feb 20 0552 UTC
Maximum Time: 2002 Feb 20 0612 UTC
End Time: 2002 Feb 20 0616 UTC
Xray Class: M5.1


Space Weather Message Code: ALTXMF
Serial Number: 45
Issue Time: 2002 Feb 20 0617 UTC

ALERT: X-Ray Flux exceeded M5
Threshold Reached: 2002 Feb 20 0612 UTC


Space Weather Message Code: ALTTP2
Serial Number: 172
Issue Time: 2002 Feb 20 0342 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 20 0327 UTC
Estimated Velocity: 891 km/s


Space Weather Message Code: ALTSTR
Serial Number: 116
Issue Time: 2002 Feb 19 1348 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 19

Comment:
STRATWARM ALERT/TUESDAY/STRATWARM EXISTS.
THE CIRCULATION REMAINS VERY DISTURMED AFTER THE RECENT MAJOR
WARMING. THE CRITERIA FOR A MAJOR WARMING ARE NOW NO LONGER
FULFILLED, BUT ONLY NARROWLY SO. THERE EXISTS A REVERSAL IN ZONAL
MEAN WIND FROM 5 HPA UPWARDS AND IN ZONAL MEAN TEMPERATURE FROM 50HPA
UPWARDS.


Space Weather Message Code: ALTK04
Serial Number: 297
Issue Time: 2002 Feb 19 0004 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2002 Feb 18 2357 UTC
Synoptic Period: 2100-2359 UTC
Active Warning: No


Space Weather Message Code: ALTSTR
Serial Number: 115
Issue Time: 2002 Feb 18 1314 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 18

Comment:
Stratwarm Alert Exists Stratwarm Monday
The criteria for a major warming are fullfilled, there are mean zonal
easterly winds at 60 N from the 10 HPA level upwards and a reversed
temperature gradient between 60 N and the pole from 50 HPA up to 1 HPA.


Space Weather Message Code: ALTSTR
Serial Number: 114
Issue Time: 2002 Feb 17 1253 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 17

Comment:
Stratwarm Alert EXISTS Stratwarm Sunday
Intensifying warming over the Canadian arctic and northern Asia,
penetrating downwards. Temperature gradient between 60 N and the pole
from 50 HPA upwards.


Space Weather Message Code: SUMSUD
Serial Number: 10
Issue Time: 2002 Feb 17 0308 UTC

SUMMARY: Geomagnetic Sudden Impulse
Observed: 2002 Feb 17 0257 UTC
Deviation: 13 nT
Station: BOULDER


Space Weather Message Code: ALTSTR
Serial Number: 113
Issue Time: 2002 Feb 16 1131 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 16

Comment:
Stratwarm Alert ESISTS Stratwarm Saturday
INTENSIFYING WARMING OVER THE CANADIAN ARCTIC AND NORTHERN ASIS,
PENETRATING DOWNWARDS. TEMP. GRADIENT BETWEEN 60 N AND THE POLE FROM
30 HPA UPWARDS.


Space Weather Message Code: ALTTP2
Serial Number: 171
Issue Time: 2002 Feb 16 0127 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 16 0053 UTC
Estimated Velocity: 447 km/s


Space Weather Message Code: ALTSTR
Serial Number: 112
Issue Time: 2002 Feb 15 1336 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 15

Comment:
Stratwarm Alert Exists Stratwarm Friday
INTENSIFYING WARMING OVER THE CANADIAN ARCTIC AND NORTHERN ASIA,
PENETRATING DOWNWARDS. TEMPERATURE GRADIENT REVERSED BETWEEN 60 N AND
THE POLE FROM 30 HPA UPWARDS


Space Weather Message Code: ALTSTR
Serial Number: 111
Issue Time: 2002 Feb 14 1355 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 14

Comment:
Stratwarm Alert EXISTS Stratwarm Thursday
INTENSIFYING WARMING OVER NORTHERN ASIA, PENETRATING DOWNWARDS.
TEMPERATURE GRADIENT REVERSED BETWEEN 60N AND THE POLE FROM 30 HPA
UPWARDS.


Space Weather Message Code: ALTK04
Serial Number: 295
Issue Time: 2002 Feb 13 1653 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2002 Feb 13 1640 UTC
Synoptic Period: 1500-1800 UTC
Active Warning: No


Space Weather Message Code: ALTSTR
Serial Number: 110
Issue Time: 2002 Feb 13 1452 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 13

Comment:
Stratwarm Alert EXISTS Stratwarm Wednesday
Intensifying Warming over northen Asia, penetrating downward.
Temperature gradient reversed between 60N and the Pole from 3 HPA
upward.


Space Weather Message Code: ALTSTR
Serial Number: 109
Issue Time: 2002 Feb 12 1249 UTC

ALERT: STRATWARM
Valid for UTC Day: 2002 Feb 12

Comment:
Stratwarm Alert exists Stratwarm Tuesday
Temperature increase from -55 to -17 degree celsius over eastern
Siberia at 10 HPA and a temperature increase of 50 K over western
Siberia at 3 and 2 HPA within one week. The warming over northern
asia continues, propagating downward. Reversed temperature gradient
between 60 N and the Pole at 1 HPA.


Space Weather Message Code: ALTK04
Serial Number: 294
Issue Time: 2002 Feb 11 1743 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2002 Feb 11 1742 UTC
Synoptic Period: 1500-1800 UTC
Active Warning: Yes


Space Weather Message Code: WARK04
Serial Number: 127
Issue Time: 2002 Feb 11 1740 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2002 Feb 11 1735 UTC
Valid To: 2002 Feb 12 1500 UTC
Warning Condition: Onset


Space Weather Message Code: ALTEF3
Serial Number: 241
Issue Time: 2002 Feb 09 1612 UTC

ALERT: Electron 2MeV Integral Flux exceeded 1000pfu
Threshold Reached: 2002 Feb 09 1550 UTC
Station: GOES 8
Observed Yesterday: no


Space Weather Message Code: WARK04
Serial Number: 123
Issue Time: 2002 Feb 08 0212 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Extension to Serial Number: 122
Warning Condition: Persistence
Valid From: 2002 Feb 05 1720 UTC
Now Valid Until: 2002 Feb 08 1500 UTC


Space Weather Message Code: WARK04
Serial Number: 122
Issue Time: 2002 Feb 07 1458 UTC

EXTENDED WARNING: Geomagnetic K-index of 4 expected
Valid From: 2002 Feb 05 1720 UTC
Now Valid Until: 2002 Feb 07 2359 UTC
Extension to Serial Number: 121
Warning Condition: Persistence


Space Weather Message Code: ALTTP2
Serial Number: 169
Issue Time: 2002 Feb 06 0507 UTC

ALERT: Type II Radio Emission
Begin Time: 2002 Feb 06 0445 UTC
Estimated Velocity: 450 km/s


Space Weather Message Code: WARK04
Serial Number: 121
Issue Time: 2002 Feb 05 1719 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2002 Feb 05 1720 UTC
Valid To: 2002 Feb 07 1500 UTC
Warning Condition: Persistence


Space Weather Message Code: ALTK04
Serial Number: 292
Issue Time: 2002 Feb 05 1718 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2002 Feb 05 1715 UTC
Synoptic Period: 1500-1800 UTC
Active Warning: No


Space Weather Message Code: ALTK05
Serial Number: 112
Issue Time: 2002 Feb 02 0702 UTC

ALERT: Geomagnetic K-index of 5
Threshold Reached: 2002 Feb 02 0700 UTC
Synoptic Period: 0600-0900 UTC
Active Warning: Yes


Space Weather Message Code: WARK05
Serial Number: 59
Issue Time: 2002 Feb 02 0639 UTC

WARNING: Geomagnetic K-index of 5 expected
Valid From: 2002 Feb 02 0640 UTC
Valid To: 2002 Feb 02 1500 UTC
Warning Condition: Onset


Space Weather Message Code: WARK04
Serial Number: 120
Issue Time: 2002 Feb 02 0432 UTC

WARNING: Geomagnetic K-index of 4 expected
Valid From: 2002 Feb 02 0440 UTC
Valid To: 2002 Feb 02 1500 UTC
Warning Condition: Persistence


Space Weather Message Code: ALTK04
Serial Number: 291
Issue Time: 2002 Feb 02 0431 UTC

ALERT: Geomagnetic K-index of 4
Threshold Reached: 2002 Feb 02 0430 UTC
Synoptic Period: 0300-0600 UTC
Active Warning: No