( Latest Alart ) - Issue Time: 2023 Feb 07 1458 UTC - Read More
EXTENDED WARNING: Geomagnetic K-index of 4 expected
Geomagnetic Activity Observation and Forecast
The greatest observed 3 hr Kp over the past 24 hours was 4 (below NOAA
Scale levels).
The greatest expected 3 hr Kp for Feb 07-Feb 09 2023 is 4.00 (below NOAA
Scale levels).
NOAA Kp index breakdown Feb 07 to Feb 09 2023
Planetary Kp
Feb 07
Feb 08
Feb 09
Forecast High
4.00
3.33
2.67
00-03UT
4.00
3.00
2.67
03-06UT
4.00
3.33
2.00
06-09UT
3.33
2.33
2.00
09-12UT
3.67
2.67
2.00
12-15UT
3.67
2.00
2.00
15-18UT
3.00
2.00
2.00
18-21UT
3.33
2.33
2.33
21-00UT
3.33
3.00
2.33
Past 24 Hour Planetary Kp
Now
3.67
3.67
4.00
4.00
3.33
3.67
3.33
3.00
Predicted 3-hour k-indices - Issued: Feb 07 to Feb 09
Middle Latitudes
Feb 07
Feb 08
Feb 09
00-03UT
3
3
2
03-06UT
3
3
2
06-09UT
3
2
2
09-12UT
2
3
2
12-15UT
2
2
2
15-18UT
2
2
2
18-21UT
3
2
2
21-00UT
3
3
2
High Latitudes
Feb 07
Feb 08
Feb 09
00-03UT
3
2
2
03-06UT
3
3
2
06-09UT
4
3
2
09-12UT
4
4
3
12-15UT
4
3
3
15-18UT
4
2
2
18-21UT
3
2
2
21-00UT
2
2
1
Geomagnetic Activity Probabilities - Issued: Feb 07 to Feb 09
Middle Latitudes
Feb 07
Feb 08
Feb 09
Active
30%
25%
20%
Minor Storm
10%
10%
5%
Major-severe storm
1%
1%
1%
High Latitudes
Feb 07
Feb 08
Feb 09
Active
10%
15%
20%
Minor Storm
25%
30%
30%
Major-severe storm
40%
35%
25%
Last 30 Days Daily Geomagnetic Data - Issued: 1830 UT 07 Feb 2023
Prepared by the U.S. Dept. of Comm, NOAA, Space Weather Prediction Center