Routine Space Environment Product (Daily)
Issued by NWS
Issued by NWS
200 FXXX10 KWNP 080031 DAYTDF :Product: 3-Day Forecast :Issued: 2024 Jun 08 0030 UTC # Prepared by the US Dept. of Commerce, NOAA, Space Weather Prediction Center # Product description and SWPC contact on the Web # http://www.swpc.noaa.gov/wwire.html # # 3-Day Forecast # A. NOAA Geomagnetic Activity Observation and Forecast The greatest observed 3 hr Kp over the past 24 hours was 6 (NOAA Scale G2). The greatest expected 3 hr Kp for Jun 08-Jun 10 2024 is 3.67 (below NOAA Scale levels). NOAA Kp index breakdown Jun 08-Jun 10 2024 Jun 08 Jun 09 Jun 10 00-03UT 3.67 3.00 1.67 03-06UT 2.67 3.33 1.33 06-09UT 1.67 2.33 1.33 09-12UT 1.67 2.00 1.33 12-15UT 3.33 2.33 1.33 15-18UT 3.33 2.00 1.33 18-21UT 3.33 2.00 1.67 21-00UT 3.33 2.00 1.67 Rationale: No G1 (Minor) or greater geomagnetic storms are expected. No significant transient or recurrent solar wind features are forecast. B. NOAA Solar Radiation Activity Observation and Forecast Solar radiation, as observed by NOAA GOES-18 over the past 24 hours, was below S-scale storm level thresholds. Solar Radiation Storm Forecast for Jun 08-Jun 10 2024 Jun 08 Jun 09 Jun 10 S1 or greater 10% 10% 10% Rationale: There is a chance for S1 (Minor) solar radiation storms over 08-10 Jun. C. NOAA Radio Blackout Activity and Forecast Radio blackouts reaching the R1 levels were observed over the past 24 hours. The largest was at Jun 07 2024 0913 UTC. Radio Blackout Forecast for Jun 08-Jun 10 2024 Jun 08 Jun 09 Jun 10 R1-R2 50% 50% 50% R3 or greater 10% 10% 10% Rationale: There is a chance for R1-R2 (Minor-Moderate) radio blackouts, with a slight chance for R3 (Strong) events, over 08-10 Jun.