435 
AWUS83 KBIS 162030
RWSBIS
NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-170430-

Regional Weather Forecast
National Weather Service Bismarck ND
330 PM CDT Sat Aug 16 2025 /230 PM MDT Sat Aug 16 2025/

Scattered showers and a few rumbles of thunder are found over 
eastern Montana and the western Dakotas this afternoon. Chances 
for thunderstorms, some potential strong to severe, will increase 
through the evening and early overnight period. More widespread 
shower are expected to spread east overnight into early Saturday.
High temperatures today are broadly forecast in the 70s and 80s, 
while low temperatures tonight area forecast to mainly be in the 
50s to upper 60s. 

Periodic showers and thunderstorms are possible Sunday, into 
early next week. Highs will be mostly in the 70s and 80s, with 
lows in the 50s and 60s. An isolated severe thunderstorm is also 
possible during this time period.

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