K0DID Space Weather

NASA | Space Weather Alerts

MSG 0 - Date: 2023-09-23 12:23:34.640 Space Weather Message Code: ALTEF3 Serial Number: 3369 Issue Time: 2023 Sep 23 1223 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3368 Begin Time: 2023 Sep 19 1705 UTC Yesterday Maximum 2MeV Flux: 2554 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 1 - Date: 2023-09-22 20:02:56.853 Space Weather Message Code: ALTTP2 Serial Number: 1249 Issue Time: 2023 Sep 22 2002 UTC ALERT: Type II Radio Emission Begin Time: 2023 Sep 22 1928 UTC Estimated Velocity: 483 km/s NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 2 - Date: 2023-09-22 12:17:22.107 Space Weather Message Code: ALTEF3 Serial Number: 3368 Issue Time: 2023 Sep 22 1217 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3367 Begin Time: 2023 Sep 19 1705 UTC Yesterday Maximum 2MeV Flux: 1416 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 3 - Date: 2023-09-21 20:11:18.080 Space Weather Message Code: WATA20 Serial Number: 967 Issue Time: 2023 Sep 21 2011 UTC WATCH: Geomagnetic Storm Category G1 Predicted Highest Storm Level Predicted by Day: Sep 22: None (Below G1) Sep 23: G1 (Minor) Sep 24: G1 (Minor) THIS SUPERSEDES ANY/ALL PRIOR WATCHES IN EFFECT Comment: 20 Sep CME shock and glancing influences coupled with negative polarity CH HSS influences 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: 2023-09-21 15:14:48.713 Space Weather Message Code: ALTEF3 Serial Number: 3367 Issue Time: 2023 Sep 21 1514 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3366 Begin Time: 2023 Sep 19 1705 UTC Yesterday Maximum 2MeV Flux: 2923 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 5 - Date: 2023-09-21 13:08:25.100 Space Weather Message Code: SUMXM5 Serial Number: 195 Issue Time: 2023 Sep 21 1308 UTC SUMMARY: X-ray Event exceeded M5 Begin Time: 2023 Sep 21 1242 UTC Maximum Time: 2023 Sep 21 1254 UTC End Time: 2023 Sep 21 1302 UTC X-ray Class: M8.7 Location: N09E24 NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered primarily on sub-solar point on the sunlit side of Earth. Radio - Limited blackout of HF (high frequency) radio communication for tens of minutes. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 6 - Date: 2023-09-21 12:55:07.650 Space Weather Message Code: ALTXMF Serial Number: 328 Issue Time: 2023 Sep 21 1255 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2023 Sep 21 1251 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/products/d-region-absorption-predictions-d-rap. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 7 - Date: 2023-09-21 01:41:57.340 Space Weather Message Code: ALTTP4 Serial Number: 616 Issue Time: 2023 Sep 21 0141 UTC ALERT: Type IV Radio Emission Begin Time: 2023 Sep 20 2025 UTC NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 8 - Date: 2023-09-20 23:12:38.057 Space Weather Message Code: ALTK04 Serial Number: 2398 Issue Time: 2023 Sep 20 2312 UTC ALERT: Geomagnetic K-index of 4 Threshold Reached: 2023 Sep 20 2312 UTC Synoptic Period: 2100-2400 UTC Active Warning: Yes 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: 2023-09-20 22:54:33.303 Space Weather Message Code: WARK04 Serial Number: 4457 Issue Time: 2023 Sep 20 2254 UTC WARNING: Geomagnetic K-index of 4 expected Valid From: 2023 Sep 20 2255 UTC Valid To: 2023 Sep 21 0600 UTC Warning Condition: Onset 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: 2023-09-20 15:00:39.200 Space Weather Message Code: ALTTP2 Serial Number: 1248 Issue Time: 2023 Sep 20 1500 UTC ALERT: Type II Radio Emission Begin Time: 2023 Sep 20 1425 UTC Estimated Velocity: 1054 km/s NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 11 - Date: 2023-09-20 14:53:29.057 Space Weather Message Code: SUMXM5 Serial Number: 194 Issue Time: 2023 Sep 20 1453 UTC SUMMARY: X-ray Event exceeded M5 Begin Time: 2023 Sep 20 1411 UTC Maximum Time: 2023 Sep 20 1419 UTC End Time: 2023 Sep 20 1425 UTC X-ray Class: M8.2 Optical Class: 2b Location: N09E35 NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered primarily on sub-solar point on the sunlit side of Earth. Radio - Limited blackout of HF (high frequency) radio communication for tens of minutes. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 12 - Date: 2023-09-20 14:20:37.220 Space Weather Message Code: ALTXMF Serial Number: 327 Issue Time: 2023 Sep 20 1420 UTC ALERT: X-Ray Flux exceeded M5 Threshold Reached: 2023 Sep 20 1417 UTC NOAA Scale: R2 - Moderate NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact centered on sub-solar point on the sunlit side of Earth. Extent of blackout of HF (high frequency) radio communication dependent upon current X-ray Flux intensity. For real-time information on affected area and expected duration please see http://www.swpc.noaa.gov/products/d-region-absorption-predictions-d-rap. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 13 - Date: 2023-09-20 13:02:28.517 Space Weather Message Code: ALTEF3 Serial Number: 3366 Issue Time: 2023 Sep 20 1302 UTC CONTINUED ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Continuation of Serial Number: 3365 Begin Time: 2023 Sep 19 1705 UTC Yesterday Maximum 2MeV Flux: 2068 pfu NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 14 - Date: 2023-09-20 08:04:13.747 Space Weather Message Code: WARK04 Serial Number: 4456 Issue Time: 2023 Sep 20 0804 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4455 Valid From: 2023 Sep 18 0130 UTC Now Valid Until: 2023 Sep 20 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 15 - Date: 2023-09-19 23:11:54.950 Space Weather Message Code: ALTTP4 Serial Number: 615 Issue Time: 2023 Sep 19 2311 UTC ALERT: Type IV Radio Emission Begin Time: 2023 Sep 19 2237 UTC NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Description: Type IV emissions occur in association with major eruptions on the sun and are typically associated with strong coronal mass ejections and solar radiation storms. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 16 - Date: 2023-09-19 23:08:49.980 Space Weather Message Code: ALTTP2 Serial Number: 1247 Issue Time: 2023 Sep 19 2308 UTC ALERT: Type II Radio Emission Begin Time: 2023 Sep 19 2236 UTC Estimated Velocity: 680 km/s NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Description: Type II emissions occur in association with eruptions on the sun and typically indicate a coronal mass ejection is associated with a flare event. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 17 - Date: 2023-09-19 17:22:51.657 Space Weather Message Code: ALTEF3 Serial Number: 3365 Issue Time: 2023 Sep 19 1722 UTC ALERT: Electron 2MeV Integral Flux exceeded 1000pfu Threshold Reached: 2023 Sep 19 1705 UTC Station: GOES-16 NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Satellite systems may experience significant charging resulting in increased risk to satellite systems. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 18 - Date: 2023-09-19 16:50:47.800 Space Weather Message Code: ALTK05 Serial Number: 1503 Issue Time: 2023 Sep 19 1650 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2023 Sep 19 1644 UTC Synoptic Period: 1500-1800 UTC Active Warning: Yes 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: 2023-09-19 14:53:20.433 Space Weather Message Code: WARK04 Serial Number: 4455 Issue Time: 2023 Sep 19 1453 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4454 Valid From: 2023 Sep 18 0130 UTC Now Valid Until: 2023 Sep 20 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: 2023-09-19 14:52:37.453 Space Weather Message Code: WARK05 Serial Number: 1812 Issue Time: 2023 Sep 19 1452 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1811 Valid From: 2023 Sep 18 1340 UTC Now Valid Until: 2023 Sep 19 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 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: 2023-09-19 13:44:15.530 Space Weather Message Code: ALTK05 Serial Number: 1502 Issue Time: 2023 Sep 19 1344 UTC ALERT: Geomagnetic K-index of 5 Threshold Reached: 2023 Sep 19 1330 UTC Synoptic Period: 1200-1500 UTC Active Warning: Yes 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 22 - Date: 2023-09-19 05:59:49.930 Space Weather Message Code: ALTK07 Serial Number: 136 Issue Time: 2023 Sep 19 0559 UTC ALERT: Geomagnetic K-index of 7 Threshold Reached: 2023 Sep 19 0559 UTC Synoptic Period: 0300-0600 UTC Active Warning: Yes NOAA Scale: G3 - Strong NOAA Space Weather Scale descriptions can be found at www.swpc.noaa.gov/noaa-scales-explanation Potential Impacts: Area of impact primarily poleward of 50 degrees Geomagnetic Latitude. Induced Currents - Power system voltage irregularities possible, false alarms may be triggered on some protection devices. Spacecraft - Systems may experience surface charging; increased drag on low Earth-orbit satellites and orientation problems may occur. Navigation - Intermittent satellite navigation (GPS) problems, including loss-of-lock and increased range error may occur. Radio - HF (high frequency) radio may be intermittent. Aurora - Aurora may be seen as low as Pennsylvania to Iowa to Oregon. ------------------------------------------------------------------------------------------------------------------------------------------- MSG 23 - Date: 2023-09-19 04:33:32.033 Space Weather Message Code: WARK05 Serial Number: 1811 Issue Time: 2023 Sep 19 0433 UTC EXTENDED WARNING: Geomagnetic K-index of 5 expected Extension to Serial Number: 1810 Valid From: 2023 Sep 18 1340 UTC Now Valid Until: 2023 Sep 19 1500 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 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: 2023-09-19 04:33:32.033 Space Weather Message Code: WARK06 Serial Number: 494 Issue Time: 2023 Sep 19 0433 UTC EXTENDED WARNING: Geomagnetic K-Index of 6 expected Extension to Serial Number: 493 Valid From: 2023 Sep 19 0105 UTC Now Valid Until: 2023 Sep 19 1200 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 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 25 - Date: 2023-09-19 04:33:32.020 Space Weather Message Code: WARK04 Serial Number: 4454 Issue Time: 2023 Sep 19 0433 UTC EXTENDED WARNING: Geomagnetic K-index of 4 expected Extension to Serial Number: 4453 Valid From: 2023 Sep 18 0130 UTC Now Valid Until: 2023 Sep 19 2100 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: 2023 Sep 18 0139 UTC
Date UTC	Radio Flux 107 cm	Planetary A Index	Largest Kp Index
• 2023 Sep 23	140	12	4
2023 Sep 24	140	8	3
2023 Sep 25	145	5	2
2023 Sep 26	140	5	2
2023 Sep 27	140	5	2
2023 Sep 28	135	8	3
2023 Sep 29	135	12	4
2023 Sep 30	135	8	3
2023 Oct 01	140	5	2
2023 Oct 02	145	5	2
2023 Oct 03	150	5	2
2023 Oct 04	155	5	2
2023 Oct 05	155	5	2
2023 Oct 06	155	5	2
2023 Oct 07	160	5	2
2023 Oct 08	160	5	2
2023 Oct 09	155	5	2
2023 Oct 10	150	5	2
2023 Oct 11	150	5	2
2023 Oct 12	145	5	2
2023 Oct 13	145	5	2
2023 Oct 14	145	5	2

SDO | Solar Dynamics Observator Images

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Ham QSL Data

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NASA | SWPC