Routine Space Environment Product (Daily)
Issued by NWS

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862
FXXX10 KWNP 250031
DAYTDF

:Product: 3-Day Forecast
:Issued: 2016 Sep 25 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 2 (below NOAA
Scale levels).
The greatest expected 3 hr Kp for Sep 25-Sep 27 2016 is 4 (below NOAA
Scale levels).

NOAA Kp index breakdown Sep 25-Sep 27 2016

            Sep 25     Sep 26     Sep 27
00-03UT        2          2          4
03-06UT        2          2          4
06-09UT        2          3          3
09-12UT        2          3          3
12-15UT        3          3          2
15-18UT        2          4          2
18-21UT        2          4          2
21-00UT        2          4          2

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-13 over the past 24 hours, was
below S-scale storm level thresholds.

Solar Radiation Storm Forecast for Sep 25-Sep 27 2016

              Sep 25  Sep 26  Sep 27
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 Sep 25-Sep 27 2016

              Sep 25        Sep 26        Sep 27
R1-R2            1%            1%            1%
R3 or greater    1%            1%            1%

Rationale: No R1 (Minor) or greater radio blackouts are expected.  No
significant active region flare activity is forecast.



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