


Routine Space Environment Product (Daily)
Issued by NWS
Issued by NWS
053 FXXX01 KWNP 182201 DAYDSF :Product: Daily Space Weather Summary and Forcast daydsf.txt :Issued: 2025 Apr 18 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 17/2100Z to 18/2100Z: Solar activity has been at low levels for the past 24 hours. There are currently 7 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 on days one, two, and three (19 Apr, 20 Apr, 21 Apr). # :Geophysical_Activity: Geophysical Activity Summary 17/2100Z to 18/2100Z: The geomagnetic field has been at quiet to active levels for the past 24 hours. Solar wind speed reached a peak of 558 km/s at 18/0705Z. Total IMF reached 12 nT at 18/0028Z. The maximum southward component of Bz reached -11 nT at 18/0157Z. Electrons greater than 2 MeV at geosynchronous orbit reached a peak level of 313 pfu. # :Geophysical_Forecast: Geophysical Activity Forecast: The geomagnetic field is expected to be at quiet to unsettled levels on days one and two (19 Apr, 20 Apr) and active to major storm levels on day three (21 Apr).