( Latest Alart ) - Issue Time: 2023 Dec 05 1755 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 3 (below NOAA
Scale levels).
The greatest expected 3 hr Kp for Dec 06-Dec 08 2023 is 3.67 (below NOAA
Scale levels).
NOAA Kp index breakdown Dec 06 to Dec 08 2023
Planetary Kp
Dec 06
Dec 07
Dec 08
Forecast High
3.67
2.33
1.67
00-03UT
3.67
2.00
1.67
03-06UT
3.00
2.33
1.33
06-09UT
3.00
2.33
1.33
09-12UT
2.33
2.00
1.33
12-15UT
2.00
2.00
1.33
15-18UT
2.00
2.00
1.33
18-21UT
2.33
2.00
1.67
21-00UT
3.00
2.00
1.67
Past 24 Hour Planetary Kp
Now
2.67
3.33
3.00
3.00
2.33
3.00
2.67
2.67
Predicted 3-hour k-indices - Issued: Dec 06 to Dec 08
Middle Latitudes
Dec 06
Dec 07
Dec 08
00-03UT
3
2
2
03-06UT
3
2
1
06-09UT
3
2
2
09-12UT
2
2
1
12-15UT
2
2
2
15-18UT
2
2
1
18-21UT
2
2
2
21-00UT
3
2
2
High Latitudes
Dec 06
Dec 07
Dec 08
00-03UT
3
1
1
03-06UT
2
2
1
06-09UT
4
3
1
09-12UT
4
3
2
12-15UT
3
3
2
15-18UT
2
2
1
18-21UT
2
2
1
21-00UT
2
1
1
Geomagnetic Activity Probabilities - Issued: Dec 06 to Dec 08
Middle Latitudes
Dec 06
Dec 07
Dec 08
Active
20%
15%
5%
Minor Storm
5%
5%
1%
Major-severe storm
1%
1%
1%
High Latitudes
Dec 06
Dec 07
Dec 08
Active
15%
15%
15%
Minor Storm
15%
20%
15%
Major-severe storm
10%
10%
5%
Last 30 Days Daily Geomagnetic Data - Issued: 0630 UT 06 Dec 2023
Prepared by the U.S. Dept. of Comm, NOAA, Space Weather Prediction Center
Air Quality
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