NOAA Space Weather Prediction Center @NWSSWPC
Safeguarding society with actionable space weather information. spaceweather.gov Boulder, CO Joined August 2015-
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WARNING: Geomagnetic K-index of 5 expected Valid From: 2024 Apr 26 1646 UTC Valid To: 2024 Apr 26 2359 UTC Warning Condition: Onset NOAA Scale: G1 - Minor Issue Time: 2024 Apr 26 1648 UTC bit.ly/3wVgAKH
The required Space Weather Prediction Center major network upgrade has been rescheduled for Monday, 13 May, 2024. The planned time frame for this upgrade work is from 11am EDT to 5pm EDT and operational capabilities will likely be severely limited swpc.noaa.gov/news/network-o…
WARNING: Geomagnetic K-index of 7 or greater expected Valid From: 2024 Apr 19 1950 UTC Valid To: 2024 Apr 19 2359 UTC Warning Condition: Onset NOAA Scale: G3 or greater Issue Time: 2024 Apr 19 1951 UTC bit.ly/3wVgAKH
WARNING: Geomagnetic K-Index of 6 expected Valid From: 2024 Apr 19 1939 UTC Valid To: 2024 Apr 19 2359 UTC Warning Condition: Onset NOAA Scale: G2 - Moderate Issue Time: 2024 Apr 19 1940 UTC bit.ly/3wVgAKH
EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1866 Valid From: 2024 Apr 19 0900 UTC Now Valid Until: 2024 Apr 19 2359 UTC Warning Condition: persistence Issue Time: 2024 Apr 19 1416 UTC bit.ly/3wVgAKH
WARNING: Geomagnetic K-index of 5 expected Valid From: 2024 Apr 19 0900 UTC Valid To: 2024 Apr 19 1500 UTC Warning Condition: Onset NOAA Scale: G1 - Minor Issue Time: 2024 Apr 19 0900 UTC bit.ly/3wVgAKH
WARNING: Geomagnetic K-Index of 6 expected Valid From: 2024 Apr 16 2309 UTC Valid To: 2024 Apr 17 0300 UTC Warning Condition: Onset NOAA Scale: G2 - Moderate Issue Time: 2024 Apr 16 2309 UTC bit.ly/3wVgAKH
EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1864 Valid From: 2024 Apr 16 1909 UTC Now Valid Until: 2024 Apr 17 0600 UTC Warning Condition: Persistence Issue Time: 2024 Apr 16 2255 UTC bit.ly/3wVgAKH
WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Apr 17: None (Below G1) Apr 18: G1 (Minor) Apr 19: None (Below G1) Issue Time: 2024 Apr 16 2123 UTC bit.ly/3wVgAKH
WARNING: Geomagnetic K-index of 5 expected Valid From: 2024 Apr 16 1909 UTC Valid To: 2024 Apr 16 2359 UTC Warning Condition: Onset NOAA Scale: G1 - Minor Issue Time: 2024 Apr 16 1909 UTC bit.ly/3wVgAKH
WARNING: Geomagnetic K-index of 5 expected Valid From: 2024 Apr 16 1108 UTC Valid To: 2024 Apr 16 1500 UTC Warning Condition: Onset NOAA Scale: G1 - Minor Issue Time: 2024 Apr 16 1108 UTC bit.ly/3wVgAKH
WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Apr 14: G1 (Minor) Apr 15: G1 (Minor) Apr 16: None (Below G1) Issue Time: 2024 Apr 13 2110 UTC bit.ly/3wVgAKH
WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Apr 13: None (Below G1) Apr 14: G1 (Minor) Apr 15: None (Below G1) Issue Time: 2024 Apr 12 2112 UTC bit.ly/3wVgAKH
ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2024 Apr 11 1705 UTC NOAA Scale: R2 - Moderate Issue Time: 2024 Apr 11 1707 UTC bit.ly/3wVgAKH
During the total solar eclipse, what will the Sun's corona look like? Could a coronal mass ejection be departing the Sun? Maybe a massive solar prominence suspended above the solar disk? Only totality will tell! Visit swpc.noaa.gov/news/total-sol… for the full story of these images.
CANCEL WATCH: Geomagnetic Storm Category G1 Predicted Cancel Serial Number: 994 Original Issue Time: 2024 Apr 02 1926 UTC Comment: Conditions no longer meet watch criteria. Issue Time: 2024 Apr 05 1806 UTC 2024 Apr 02 1926 UTC bit.ly/3wVgAKH
WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Apr 03: None (Below G1) Apr 04: G1 (Minor) Apr 05: G1 (Minor) Issue Time: 2024 Apr 02 1926 UTC bit.ly/3wVgAKH
WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Apr 02: None (Below G1) Apr 03: None (Below G1) Apr 04: G1 (Minor) Issue Time: 2024 Apr 01 1808 UTC bit.ly/3wVgAKH
SpaceWeatherLive @_SpaceWeather_
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3.1M Followers 328 Following Official Twitter account for @NOAA's National Weather Service. A list of official NWS accounts can be found at https://t.co/x5itrXGTJTAfter a rewarding career in meteorology spanning 50 years, I will retire on Jan. 1. It has been my greatest honor to lead NWS for nearly 9 years. NWS has the most dedicated cadre of public servants, and I am proud to have served the Nation alongside them. noaa.gov/news-release/l…
@RRalstonAgile We don't forecast space weather! For space weather forecasts, visit swpc.noaa.gov or follow @NWSSWPC!
G1 WATCH for 24-25 Oct due to elevated solar wind speed associated with the return of a positive polarity CH HSS. Check out swpc.noaa.gov for more information. #NWS
A G1 Watch is in effect for 9 Jul due to increased solar wind speed from CH HSS onset. Visit swpc.noaa.gov for more updates.
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