( Latest Alart ) - Issue Time: 2022 Sep 24 1444 UTC - Read More
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 Sep 24-Sep 26 2022 is 5 (NOAA Scale
G1).
NOAA Kp index breakdown Sep 24 to Sep 26 2022
Planetary Kp
Sep 24
Sep 25
Sep 26
Forecast High
5 G1
4
3
00-03UT
2
4
3
03-06UT
4
3
3
06-09UT
2
3
3
09-12UT
3
3
2
12-15UT
2
2
2
15-18UT
2
2
2
18-21UT
3
2
2
21-00UT
5 G1
3
3
Past 24 Hour Planetary Kp
Now
3
2
4
2
3
3
3
3
Predicted 3-hour k-indices - Issued: Sep 24 to Sep 26
Middle Latitudes
Sep 24
Sep 25
Sep 26
00-03UT
3
3
2
03-06UT
4
3
3
06-09UT
3
3
3
09-12UT
3
3
2
12-15UT
3
2
2
15-18UT
1
1
2
18-21UT
2
2
2
21-00UT
3
2
2
High Latitudes
Sep 24
Sep 25
Sep 26
00-03UT
3
3
2
03-06UT
4
3
2
06-09UT
4
4
3
09-12UT
5 G1
4
4
12-15UT
4
4
4
15-18UT
2
2
3
18-21UT
2
2
2
21-00UT
2
2
2
Geomagnetic Activity Probabilities - Issued: Sep 24 to Sep 26
Middle Latitudes
Sep 24
Sep 25
Sep 26
Active
40%
35%
25%
Minor Storm
30%
15%
10%
Major-severe storm
5%
5%
1%
High Latitudes
Sep 24
Sep 25
Sep 26
Active
15%
20%
15%
Minor Storm
30%
30%
20%
Major-severe storm
50%
30%
25%
Last 30 Days Daily Geomagnetic Data - Issued: 2130 UT 24 Sep 2022
Prepared by the U.S. Dept. of Commerce, NOAA, Space Weather Prediction Center
Air Quality
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