Routine Space Environment Product (Daily)
Issued by NWS

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195
FXXX10 KWNP 060031
DAYTDF

:Product: 3-Day Forecast
:Issued: 2025 Jul 06 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 4 (below NOAA
Scale levels).
The greatest expected 3 hr Kp for Jul 06-Jul 08 2025 is 3.67 (below NOAA
Scale levels).

NOAA Kp index breakdown Jul 06-Jul 08 2025

             Jul 06       Jul 07       Jul 08
00-03UT       3.67         3.00         1.67
03-06UT       3.67         3.00         1.33
06-09UT       2.67         2.00         1.33
09-12UT       2.00         2.00         1.33
12-15UT       1.00         2.00         1.33
15-18UT       1.00         1.00         1.33
18-21UT       1.33         0.67         1.67
21-00UT       2.00         1.67         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 Jul 06-Jul 08 2025

              Jul 06  Jul 07  Jul 08
S1 or greater    1%      1%      1%

Rationale: No S1 (Minor) or greater solar radiation storms are expected.
No significant active region activity favorable for radiation storm
production is forecast.

C. NOAA Radio Blackout Activity and Forecast

No radio blackouts were observed over the past 24 hours.

Radio Blackout Forecast for Jul 06-Jul 08 2025

              Jul 06        Jul 07        Jul 08
R1-R2           10%           10%           10%
R3 or greater    1%            1%            1%

Rationale: There is a slight chance for R1-R2 (Minor-Moderate) radio
blackouts over 06-08 Jul.