Message:22271 In: SPACWX.USA
From: N4SDDate: Tue, 12 May 26 00:31:00 Z
Newsgroups: SPACWX.USA
Subject: Space Weather 3-Day Forecast
Message-ID: <13055_N4SD>
Path: N2MH4|N3MEL|KA3VSP|N4SD
R:260512/0659Z 31147@N2MH4.#SENC.NC.USA.NOAM LinBPQ6.0.24
R:260512/0659Z 16996@N3MEL.#EPA.PA.USA.NOAM LinBPQ6.0.25
R:260512/0645Z 1907@KA3VSP.DE.USA.NOAM BPQ6.0.25
R:260512/0031Z 13055@N4SD.#TIDE.VA.USA.NOAM BPQ6.0.24
FXXX10 KWNP 120031
DAYTDF
:Product: 3-Day For index breakdown May 12-May 14 2026
May 12 May 13 May 14
00-03UT 3.00 3.33 3.00
03-06UT 2.00 3.33 3.00
06-09UT 2.00 2.00 2.33
09-12UT 2.67 3.00 2.00
12-15UT 2.67 3.00 1.67
15-18UT 2.67 2.00 2.00
18-21UT 2.67 3.67 2.67
21-00UT 3.67 3.33 12UT 2.67 3.00 2.00
12-15UT 2.67 3.00 1.67
15-18UT 2.67 2.00 2.00
18-21UT 2.67 3.67 2.67
21-00UT 3.67 3.33 2.67
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 obis a slight chance for S1 (Minor) or greater solar
radiation storms on 12 May due to the potential from Region 4432.
C. NOAA Radio Blackout Activity and Forecast
No radio blackouts were observed over the past 24 hours.
Radio Blackout Forecast for May 12-May 14 2026
May 12 May 13 May 14
R1-R2 45% 45% 45%
R3 or greater 10% 5% 5%
Rationale: There is a chance for R1-R2 (Minor-Moderate) radio blackouts
through 14 May. A slight chance exists for an R3 (Strong) or greater
radio blackout on 12 May. All mostly due to the complexity of Regions
4432 and 4436.
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73 de Sperry N4SD
N4SD@N4SD.#TIDE.VA.USA.NOAM
Received vi Forecast for May 12-May 14 2026
May 12 May 13 May 14
R1-R2 45% 45% 45%
R3 or greater 10% 5% 5%
Rationale: There is a chance for R1-R2 (Minor-Moderate) radio blackouts
through 14 May. A slight chance exists for an R3 (Strong) or greater
radio blackout on 12 May. All mostly due to the complexity of Regions
4432 and 4436.
------
73 de Sperry N4SD
N4SD@N4SD.#TIDE.VA.USA.NOAM
Received via NOAA GOES-East satellite downlink
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