643
FXXX01 KWNP 212201
DAYDSF

:Product: Daily Space Weather Summary and Forcast daydsf.txt
:Issued: 2026 Aug 21 2200 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
#
#            Daily Space Weather Summary and Forecast.
#
:Solar_Analysis:
Analysis of Solar Active Regions and Activity from 20/2100Z to
21/2100Z: Solar activity has been at moderate levels for the past 24
hours. There are currently 4 numbered sunspot regions on the disk.
#
:Solar_Forecast:
Solar Activity Forecast: Solar activity is expected to be low with
a chance for M-class flares and a slight chance for an X-class flare on
days one, two, and three (22 Aug, 23 Aug, 24 Aug).

#
:Geophysical_Activity:
Geophysical Activity Summary 20/2100Z to 21/2100Z: The geomagnetic
field has been at quiet to unsettled levels for the past 24 hours. Solar
wind speed reached a peak of 567 km/s. Total IMF reached 4 nT. The
maximum southward component of Bz reached -3 nT.  Electrons greater than
2 MeV at geosynchronous orbit reached a peak level of 1546 pfu.
#
:Geophysical_Forecast:
Geophysical Activity Forecast: The geomagnetic field is expected
to be at quiet to unsettled levels on days one and two (22 Aug, 23 Aug)
and quiet levels on day three (24 Aug).