K0DID Space Weather

NASA | Space Weather Alerts

MSG 0 - Date: 2026-09-21 18:32:26.023 Space Weather Message Code: WATA20 Serial Number: 1126 Issue Time: 2026 Sep 21 1832 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Sep 22: None (Below G1) Sep 23: None (Below G1) Sep 24: G1 (Minor) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 1 - Date: 2026-09-16 05:38:03.320 Space Weather Message Code: WARK04 Serial Number: 5418 Issue Time: 2026 Sep 16 0538 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5417 Valid From: 2026 Sep 15 1849 UTC Now Valid Until: 2026 Sep 16 1800 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 2 - Date: 2026-09-16 00:34:08.103 Space Weather Message Code: ALTK04 Serial Number: 2684 Issue Time: 2026 Sep 16 0034 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2026 Sep 16 0030 UTC Synoptic Period: 0000-0300 Active Warning: YES Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 3 - Date: 2026-09-15 18:56:11.670 Space Weather Message Code: WARK05 Serial Number: 2265 Issue Time: 2026 Sep 15 1856 UTC WARNING: Geomagnetic K-index of 5 expected Valid From: 2026 Sep 15 1855 UTC Valid To: 2026 Sep 16 0600 UTC Warning Conditions: Onset Noaa Scale: G1 - Minor Comment: NOAA Scale: G1 - Minor NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 4 - Date: 2026-09-15 18:50:25.120 Space Weather Message Code: WARK04 Serial Number: 5417 Issue Time: 2026 Sep 15 1850 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 Sep 15 1849 UTC Valid To: 2026 Sep 16 0600 UTC Warning Conditions: Onset Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 5 - Date: 2026-09-15 17:37:51.220 Space Weather Message Code: WATA20 Serial Number: 1125 Issue Time: 2026 Sep 15 1737 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Sep 16: G1 (Minor) Sep 17: G1 (Minor) Sep 18: None (Below G1) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 6 - Date: 2026-09-14 18:02:37.693 Space Weather Message Code: ALTK04 Serial Number: 2683 Issue Time: 2026 Sep 14 1802 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2026 Sep 14 1743 UTC Synoptic Period: 1500-1800 Active Warning: YES Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 7 - Date: 2026-09-14 16:54:02.200 Space Weather Message Code: WARK04 Serial Number: 5416 Issue Time: 2026 Sep 14 1654 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 Sep 14 1653 UTC Valid To: 2026 Sep 14 2349 UTC Warning Conditions: Onset Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 8 - Date: 2026-09-14 15:47:26.890 Space Weather Message Code: WATA20 Serial Number: 1124 Issue Time: 2026 Sep 14 1547 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Sep 15: G1 (Minor) Sep 16: G1 (Minor) Sep 17: None (Below G1) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 9 - Date: 2026-09-14 11:03:04.607 Space Weather Message Code: ALTEF3 Serial Number: 3744 Issue Time: 2026 Sep 14 1103 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3743 Begin Time: 2026 Sep 10 1304 UTC Yesterday Maximum 2MeV Flux: 1827 pfu Max time: 2026 Sep 13 1800 UTC ------------------------------------------------------------------------------------------------------------------------------------------- MSG 10 - Date: 2026-09-13 08:27:29.123 Space Weather Message Code: ALTEF3 Serial Number: 3743 Issue Time: 2026 Sep 13 0827 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3742 Begin Time: 2026 Sep 10 1304 UTC Yesterday Maximum 2MeV Flux: 1828 pfu Max time: 2026 Sep 12 1615 UTC ------------------------------------------------------------------------------------------------------------------------------------------- MSG 11 - Date: 2026-09-12 06:45:35.603 Space Weather Message Code: ALTEF3 Serial Number: 3742 Issue Time: 2026 Sep 12 0645 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3741 Begin Time: 2026 Sep 10 1304 UTC Yesterday Maximum 2MeV Flux: 7008 pfu Max time: 2026 Sep 11 1355 UTC ------------------------------------------------------------------------------------------------------------------------------------------- MSG 12 - Date: 2026-09-11 05:01:52.037 Space Weather Message Code: ALTEF3 Serial Number: 3741 Issue Time: 2026 Sep 11 0501 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3740 Begin Time: 2026 Sep 10 1304 UTC Yesterday Maximum 2MeV Flux: 1391 pfu Max time: 2026 Sep 11 0455 UTC ------------------------------------------------------------------------------------------------------------------------------------------- MSG 13 - Date: 2026-09-11 00:45:33.580 Space Weather Message Code: ALTEF3 Serial Number: 3740 Issue Time: 2026 Sep 11 0045 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3739 Begin Time: 2026 Sep 10 1304 UTC Yesterday Maximum 2MeV Flux: 3080 pfu Max time: 2026 Sep 10 1745 UTC ------------------------------------------------------------------------------------------------------------------------------------------- MSG 14 - Date: 2026-09-10 13:06:18.310 Space Weather Message Code: ALTEF3 Serial Number: 3739 Issue Time: 2026 Sep 10 1306 UTC ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Threshold Reached: 2026 Sep 10 1304 UTC Station: GOES-19 Comment: Yesterday's max: 1037 pfu ------------------------------------------------------------------------------------------------------------------------------------------- MSG 15 - Date: 2026-09-09 21:01:32.307 Space Weather Message Code: WATA30 Serial Number: 282 Issue Time: 2026 Sep 09 2101 UTC CANCEL WATCH: Geomagnetic Storm Category G2 Predicted Cancel Serial Number: 281 Original Issue Time: 2026 Sep 08 1702 UTC Cancelled Level Predicted: Sep 08 : None (Bellow G1) Sep 09 : None (Bellow G1) Sep 10 : None (Bellow G1) Conditions no longer warrant watch criteria. NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude. Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms. Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible. Radio - HF (high frequency) radio propagation can fade at higher latitudes. Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 16 - Date: 2026-09-09 05:38:36.473 Space Weather Message Code: ALTEF3 Serial Number: 3738 Issue Time: 2026 Sep 09 0538 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3738 Begin Time: 2026 Sep 08 1550 UTC Yesterday Maximum 2MeV Flux: 1003 pfu CORRECTED ------------------------------------------------------------------------------------------------------------------------------------------- MSG 17 - Date: 2026-09-09 05:35:37.773 Space Weather Message Code: ALTEF3 Serial Number: 3738 Issue Time: 2026 Sep 09 0535 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Continuation of Serial Number: 3737 Begin Time: 2026 Sep 08 1550 UTC Yesterday Maximum 2MeV Flux: 1540 pfu Max time: 2026 Sep 09 0145 UTC ------------------------------------------------------------------------------------------------------------------------------------------- MSG 18 - Date: 2026-09-08 17:51:10.343 Space Weather Message Code: ALTK05 Serial Number: 2049 Issue Time: 2026 Sep 08 1751 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2026 Sep 08 1744 UTC Synoptic Period: 1500-1800 Active Warning: YES Noaa Scale: G1 - Minor Comment: NOAA Scale: G1 - Minor NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 19 - Date: 2026-09-08 17:30:02.647 Space Weather Message Code: WARK04 Serial Number: 5415 Issue Time: 2026 Sep 08 1730 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5414 Valid From: 2026 Sep 07 0854 UTC Now Valid Until: 2026 Sep 09 0900 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 20 - Date: 2026-09-08 17:27:15.710 Space Weather Message Code: WARK05 Serial Number: 2264 Issue Time: 2026 Sep 08 1727 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 2263 Valid From: 2026 Sep 07 2000 UTC Now Valid Until: 2026 Sep 08 2359 UTC Warning Condition: Persistence NOAA Scale: G1 - Minor NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 21 - Date: 2026-09-08 17:02:16.717 Space Weather Message Code: WATA30 Serial Number: 281 Issue Time: 2026 Sep 08 1702 UTC WATCH: Geomagnetic Storm Category G2 Predicted Highest Storm Level Predicted by Day: Sep 08: G1 (Minor) Sep 09: G2 (Moderate) Sep 10: None (Below G1) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT Comment: NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 55 degrees Geomagnetic Latitude. Induced Currents - Power grid fluctuations can occur. High-latitude power systems may experience voltage alarms. Spacecraft - Satellite orientation irregularities may occur; increased drag on low Earth-orbit satellites is possible. Radio - HF (high frequency) radio propagation can fade at higher latitudes. Aurora - Aurora may be seen as low as New York to Wisconsin to Washington state. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 22 - Date: 2026-09-08 16:08:32.910 Space Weather Message Code: ALTEF3 Serial Number: 3737 Issue Time: 2026 Sep 08 1608 UTC ALERT: Electron 2MeV Integral Flux exceeded 1,000pfu Threshold Reached: 2026 Sep 08 1550 UTC Station: GOES-19 Comment: Yesterday's max: 373 pfu ------------------------------------------------------------------------------------------------------------------------------------------- MSG 23 - Date: 2026-09-08 07:34:24.250 Space Weather Message Code: ALTK05 Serial Number: 2048 Issue Time: 2026 Sep 08 0734 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2026 Sep 08 0730 UTC Synoptic Period: 0600-0900 Active Warning: YES Noaa Scale: G1 - Minor Comment: NOAA Scale: G1 - Minor NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 24 - Date: 2026-09-08 05:46:15.810 Space Weather Message Code: WARK05 Serial Number: 2263 Issue Time: 2026 Sep 08 0546 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 2262 Valid From: 2026 Sep 07 2000 UTC Now Valid Until: 2026 Sep 08 1800 UTC Warning Condition: Persistence NOAA Scale: G1 - Minor NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 60 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Spacecraft - Minor impact on satellite operations possible. Aurora - Aurora may be visible at high latitudes, i.e., northern tier of the U.S. such as northern Michigan and Maine. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 25 - Date: 2026-09-08 05:45:47.647 Space Weather Message Code: WARK04 Serial Number: 5414 Issue Time: 2026 Sep 08 0545 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5413 Valid From: 2026 Sep 07 0854 UTC Now Valid Until: 2026 Sep 08 2359 UTC Warning Condition: Persistence NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 65 degrees Geomagnetic Latitude. Induced Currents - Weak power grid fluctuations can occur. Aurora - Aurora may be visible at high latitudes such as Canada and Alaska. -------------------------------------------------------------------------------------------------------------------------------------------

NASA | 27 Day Radio Flux A Index and K Index Forecast

NASA Released: 2026 Sep 21 0317 UTC
Date UTC	Radio Flux 107 cm	Planetary A Index	Largest Kp Index
• 2026 Sep 21	105	5	2
2026 Sep 22	105	5	2
2026 Sep 23	100	5	2
2026 Sep 24	100	20	4
2026 Sep 25	105	18	5
2026 Sep 26	105	12	3
2026 Sep 27	100	8	3
2026 Sep 28	105	5	2
2026 Sep 29	110	5	2
2026 Sep 30	115	5	2
2026 Oct 01	115	5	2
2026 Oct 02	110	5	2
2026 Oct 03	105	5	2
2026 Oct 04	110	12	3
2026 Oct 05	110	15	4
2026 Oct 06	115	12	4
2026 Oct 07	115	10	3
2026 Oct 08	110	8	3
2026 Oct 09	105	5	2
2026 Oct 10	110	5	2
2026 Oct 11	100	9	3
2026 Oct 12	97	8	3
2026 Oct 13	96	8	3
2026 Oct 14	95	8	3
2026 Oct 15	100	5	2
2026 Oct 16	105	5	2
2026 Oct 17	100	5	2

SDO | Solar Dynamics Observator Images

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Ham QSL Data

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NASA | SWPC