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Severe Thunderstorm Watch
Severe Thunderstorm Watch issued August 23 at 1:59PM MDT until August 23 at 7:00PM MDT by NWS Great Falls MT Expires Sun, 7:00 PM MDT.
Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes
Live Doppler radar
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What’s next
Hourly forecast
Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Chester, Montana 59522. Forecasts and alerts update from NOAA and the National Weather Service.
84°Chance Showers And Thunderstorms31% rain84°Slight Chance Showers And Thunderstorms16% rain
85°Patchy Smoke8% rain
83°Patchy Smoke1% rain
81°Mostly Clear1% rain78°Mostly Clear0% rain70°Mostly Clear0% rain66°Mostly Clear0% rainNext 24 hours
Rain Timeline
Scattered precipitation is possible. The highest official hourly chance is 31%; check the radar before heading out.
31%Thunderstorms
16%Thunderstorms
8%None
1%None
1%None
0%None
0%None
0%None
0%None
0%None
0%None
0%None
0%None
0%None
0%None
0%None
1%None
1%None
1%None
1%None
1%None
1%None
1%None
1%None
Official NWS outlook
7-Day Forecast
Today
! NWS87°54°
Chance Showers And Thunderstorms
- Precipitation
- 31%
- Wind
- W 14 mph
- Sunrise
- 6:30 AM
- Sunset
- 8:25 PM
Mon
80°50°
Sunny
- Precipitation
- 1%
- Wind
- WNW 8 to 13 mph
- Sunrise
- 6:31 AM
- Sunset
- 8:23 PM
Tue
81°53°
Sunny
- Precipitation
- 0%
- Wind
- NE 1 to 5 mph
- Sunrise
- 6:32 AM
- Sunset
- 8:22 PM
Wed
90°57°
Mostly Sunny
- Precipitation
- 12%
- Wind
- E 5 to 10 mph
- Sunrise
- 6:34 AM
- Sunset
- 8:20 PM
Thu
90°55°
Mostly Sunny
- Precipitation
- 22%
- Wind
- SSE 7 mph
- Sunrise
- 6:35 AM
- Sunset
- 8:18 PM
Fri
83°52°
Sunny
- Precipitation
- 9%
- Wind
- WNW 5 to 8 mph
- Sunrise
- 6:37 AM
- Sunset
- 8:16 PM
Sat
80°49°
Mostly Sunny
- Precipitation
- 26%
- Wind
- W 5 to 9 mph
- Sunrise
- 6:38 AM
- Sunset
- 8:14 PM
Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.
Weather for a healthier day
Healthy Weather
Real Feel84°F
Walking is not recommended now
Review the active Severe Thunderstorm Watch before going outside. MyUSA.us will not recommend this activity while an NWS watch, warning, or emergency is active.
WindW13 mph
Best walk timeReview the active Severe Thunderstorm Watch before leaving
MyUSA.us will not recommend an outing window while an NWS watch, warning, or emergency is active. Follow the official alert and local instructions.
Official EPA AirNowLocal air qualityChester, Montana 59522View AQI +
More weather details
Wind gusts17mph
Rain now31%next hour
Humidity29%current
UV indexCheckingEPA forecast
Wind impact: Noticeable breeze with generally minor outdoor impact.
“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.
Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gust17 mph
Pressure—
Visibility—
Peak rain chance31%
Dew point48°F
Active alerts1
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