Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Holland - West Michigan Regional Airport (KBIV)

Lat: 42.75° N Lon: 86.1° W Elev: 686 ft.

Fair

69°F

21°C

Humidity 73%
Wind Speed NW 3 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 17 Aug 8:53 pm EDT
Detailed forecast for

Allegan County

Tonight
Mostly clear. Lows in the upper 50s. Northwest winds around 10 mph with gusts to around 20 mph in the evening becoming light.
Tuesday
Mostly sunny in the morning, then partly sunny with a 20 percent chance of rain showers in the afternoon. Highs in the lower 80s. Southwest winds around 10 mph becoming west in the afternoon. Gusts up to 25 mph.
Tuesday Night
Showers and a chance of thunderstorms. Lows in the lower 60s. Southwest winds 5 to 10 mph with gusts to around 25 mph in the evening becoming light. Chance of rain 90 percent.
Wednesday
Mostly sunny. A 40 percent chance of showers in the morning. Highs in the upper 70s. Light winds becoming northwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear. Lows in the lower 50s. Northwest winds around 10 mph in the evening becoming light.
Thursday
Sunny. Highs in the upper 70s.
Thursday Night
Mostly clear. Lows in the mid 50s.
Friday
Mostly sunny with a 20 percent chance of showers and thunderstorms. Highs in the upper 70s.
Friday Night
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows around 60. Chance of rain 40 percent.
Saturday
Mostly sunny in the morning then becoming partly sunny. A 40 percent chance of showers and thunderstorms. Highs in the mid 70s.
Saturday Night
Mostly clear. Lows in the mid 50s.
Sunday
Mostly sunny with a 20 percent chance of rain showers. Highs in the lower 70s.
Sunday Night
Partly cloudy. Lows in the mid 50s.
Monday
Mostly sunny with a 20 percent chance of rain showers. Highs in the lower 70s.



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712 PM EDT Mon Aug 17 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database