K0DID Space Weather

NASA | Space Weather Alerts

MSG 0 - Date: 2026-05-24 12:11:28.557 Space Weather Message Code: ALTTP2 Serial Number: 1489 Issue Time: 2026 May 24 1211 UTC ALERT: Type II Radio Emission Begin Time: 2026 May 24 0850 UTC Estimate Velocity: 579 km/s Comment: ------------------------------------------------------------------------------------------------------------------------------------------- MSG 1 - Date: 2026-05-24 05:00:10.340 Space Weather Message Code: ALTEF3 Serial Number: 3694 Issue Time: 2026 May 24 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3693 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 3762 pfu Continued 2026-05-24 04:59 by Forecaster User Continued 2026-05-24 04:59 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 2 - Date: 2026-05-23 20:00:45.513 Space Weather Message Code: ALTTP2 Serial Number: 1488 Issue Time: 2026 May 23 2000 UTC ALERT: Type II Radio Emission Begin Time: 2026 May 23 1941 UTC Estimate Velocity: 932 km/s Comment: ------------------------------------------------------------------------------------------------------------------------------------------- MSG 3 - Date: 2026-05-23 06:31:56.850 Space Weather Message Code: ALTEF3 Serial Number: 3693 Issue Time: 2026 May 23 0631 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3692 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 3762 pfu Continued 2026-05-23 06:31 by Forecaster User Continued 2026-05-23 06:31 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 4 - Date: 2026-05-22 05:07:16.083 Space Weather Message Code: ALTEF3 Serial Number: 3692 Issue Time: 2026 May 22 0507 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3691 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 2842 pfu Continued 2026-05-22 05:06 by Forecaster User Continued 2026-05-22 05:06 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 5 - Date: 2026-05-21 05:09:08.390 Space Weather Message Code: ALTEF3 Serial Number: 3691 Issue Time: 2026 May 21 0509 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3690 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 1717 pfu Continued 2026-05-21 05:07 by Forecaster User Continued 2026-05-21 05:07 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 6 - Date: 2026-05-20 10:06:55.493 Space Weather Message Code: ALTEF3 Serial Number: 3690 Issue Time: 2026 May 20 1006 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3689 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 2860 pfu Continued 2026-05-20 10:06 by Forecaster User Continued 2026-05-20 10:06 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 7 - Date: 2026-05-19 23:56:50.663 Space Weather Message Code: WARK04 Serial Number: 5346 Issue Time: 2026 May 19 2356 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5345 Valid From: 2026-05-19T07:01:00 Now Valid Until: 2026-05-20 06:00 Warning Condition: Persistence Extended 2026-05-19 23:56 by Forecaster User Extended 2026-05-19 23:56 by Forecaster User 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: 2026-05-19 20:57:51.727 Space Weather Message Code: WARK04 Serial Number: 5345 Issue Time: 2026 May 19 2057 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5344 Valid From: 2026-05-19T07:01:00 Now Valid Until: 2026-05-19 24:00 Warning Condition: Persistence Extended 2026-05-19 20:57 by Forecaster User Extended 2026-05-19 20:57 by Forecaster User 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 9 - Date: 2026-05-19 16:42:16.093 Space Weather Message Code: WARK04 Serial Number: 5344 Issue Time: 2026 May 19 1642 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5343 Valid From: 2026-05-19T07:01:00 Now Valid Until: 2026-05-19 21:00 Warning Condition: Persistence Extended 2026-05-19 16:41 by Forecaster User Extended 2026-05-19 16:41 by Forecaster User 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 10 - Date: 2026-05-19 08:55:28.143 Space Weather Message Code: ALTK04 Serial Number: 2657 Issue Time: 2026 May 19 0855 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2026 May 19 0828 UTC Synoptic Period: 0600-0900 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 11 - Date: 2026-05-19 07:03:03.623 Space Weather Message Code: WARK04 Serial Number: 5343 Issue Time: 2026 May 19 0703 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2026 May 19 0701 UTC Valid To: 2026 May 19 1800 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 12 - Date: 2026-05-19 05:14:59.780 Space Weather Message Code: ALTEF3 Serial Number: 3689 Issue Time: 2026 May 19 0514 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2026 May 16 1740 UTC Station: GOES-19 Comment: Yesterday's max: 6667 pfu Yesterday's max: 6667 pfu ------------------------------------------------------------------------------------------------------------------------------------------- MSG 13 - Date: 2026-05-19 04:56:04.970 Space Weather Message Code: ALTEF3 Serial Number: 3689 Issue Time: 2026 May 19 0456 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3688 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 6118 pfu Continued 2026-05-19 05:00 by Forecaster User Continued 2026-05-19 05:00 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 14 - Date: 2026-05-18 05:00:25.433 Space Weather Message Code: ALTEF3 Serial Number: 3688 Issue Time: 2026 May 18 0500 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3687 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 6118 pfu Continued 2026-05-18 04:59 by Forecaster User Continued 2026-05-18 04:59 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 15 - Date: 2026-05-17 21:16:07.547 Space Weather Message Code: SUM10R Serial Number: 913 Issue Time: 2026 May 17 2116 UTC SUMMARY: 10cm Radio Burst Begin Time: 2026 May 17 2050 UTC Maximum Time: 2026 May 17 2051 UTC End Time: 2026 May 17 2051 UTC Peak Flux: 370 sfu Duration: 1 minutes Latest Penticton Noon Flux: 104 sfu Comment: ------------------------------------------------------------------------------------------------------------------------------------------- MSG 16 - Date: 2026-05-17 16:12:50.913 Space Weather Message Code: WATA20 Serial Number: 1113 Issue Time: 2026 May 17 1612 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: May 18: G1 (Minor) May 19: G1 (Minor) May 20: 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 17 - Date: 2026-05-17 08:40:01.130 Space Weather Message Code: WARK04 Serial Number: 5342 Issue Time: 2026 May 17 0840 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5341 Valid From: 2026-05-13T20:26:00 Now Valid Until: 2026-05-17 21:00 Warning Condition: Persistence Extended 2026-05-17 08:38 by Forecaster User Extended 2026-05-17 08:38 by Forecaster User 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 18 - Date: 2026-05-17 08:16:10.487 Space Weather Message Code: ALTEF3 Serial Number: 3687 Issue Time: 2026 May 17 0816 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3686 Begin Time: 2026-05-16 17:40 Yesterday Maximum 2MeV Flux: 1902 pfu Continued 2026-05-17 08:16 by Forecaster User Continued 2026-05-17 08:16 by Forecaster User ------------------------------------------------------------------------------------------------------------------------------------------- MSG 19 - Date: 2026-05-16 21:34:00.863 Space Weather Message Code: WATA20 Serial Number: 1112 Issue Time: 2026 May 16 2134 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: May 17: G1 (Minor) May 18: G1 (Minor) May 19: 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 20 - Date: 2026-05-16 18:14:04.680 Space Weather Message Code: WARK05 Serial Number: 2237 Issue Time: 2026 May 16 1814 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 2236 Valid From: 2026-05-15T13:05:00 Now Valid Until: 2026-05-17 09:00 Warning Condition: Persistence Extended 2026-05-16 18:13 by WC Extended 2026-05-16 18:13 by WC 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: 2026-05-16 18:13:39.377 Space Weather Message Code: WARK04 Serial Number: 5341 Issue Time: 2026 May 16 1813 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 5340 Valid From: 2026-05-13T20:26:00 Now Valid Until: 2026-05-17 09:00 Warning Condition: Persistence Extended 2026-05-16 18:12 by WC Extended 2026-05-16 18:12 by WC 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 22 - Date: 2026-05-16 18:04:18.300 Space Weather Message Code: ALTK05 Serial Number: 2022 Issue Time: 2026 May 16 1804 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2026 May 16 1759 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 23 - Date: 2026-05-16 17:53:25.087 Space Weather Message Code: ALTEF3 Serial Number: 3686 Issue Time: 2026 May 16 1753 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2026 May 16 1740 UTC Station: GOES-19 Comment: ------------------------------------------------------------------------------------------------------------------------------------------- MSG 24 - Date: 2026-05-16 16:58:44.030 Space Weather Message Code: ALTTP4 Serial Number: 709 Issue Time: 2026 May 16 1658 UTC ALERT: Type IV Radio Emission Begin Time: 2026 May 16 1605 UTC Comment: ------------------------------------------------------------------------------------------------------------------------------------------- MSG 25 - Date: 2026-05-16 16:37:16.577 Space Weather Message Code: SUM10R Serial Number: 912 Issue Time: 2026 May 16 1637 UTC SUMMARY: 10cm Radio Burst Begin Time: 2026 May 16 1606 UTC Maximum Time: 2026 May 16 1609 UTC End Time: 2026 May 16 1610 UTC Peak Flux: 170 sfu Duration: 4 minutes Latest Penticton Noon Flux: 101 sfu Comment: COR for end date. COR for end date. -------------------------------------------------------------------------------------------------------------------------------------------

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

NASA Released: 2026 May 18 0431 UTC
Date UTC	Radio Flux 107 cm	Planetary A Index	Largest Kp Index
• 2026 May 24	112	5	2
2026 May 25	115	5	2
2026 May 26	115	5	2
2026 May 27	115	12	4
2026 May 28	120	10	3
2026 May 29	125	8	3
2026 May 30	130	8	3
2026 May 31	135	8	3
2026 Jun 01	130	5	2
2026 Jun 02	130	5	2
2026 Jun 03	130	5	2
2026 Jun 04	125	12	4
2026 Jun 05	120	5	2
2026 Jun 06	115	5	2
2026 Jun 07	110	5	2
2026 Jun 08	105	5	2
2026 Jun 09	105	10	3
2026 Jun 10	100	5	2
2026 Jun 11	95	30	6
2026 Jun 12	95	25	5
2026 Jun 13	95	12	4

SDO | Solar Dynamics Observator Images

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Ham QSL Data

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NASA | SWPC