Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Glasgow, Glasgow International Airport (KGGW)

Lat: 48.21389° N Lon: 106.62139° W Elev: 2293.0 ft.

Partly Cloudy

73°F

23°C

Humidity 46%
Wind Speed SW 10 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 17 Aug 10:53 PM MDT
Detailed forecast for

Central and Southern Valley

Tonight
Mostly cloudy. A slight chance of thunderstorms this evening. Lows in the lower 60s. West wind 5 to 10 mph. Chance of precipitation 20 percent.
Monday
Mostly sunny. Highs around 90. Southwest wind around 5 mph.
Monday Night
Mostly clear. Lows in the mid 60s. Southeast wind around 10 mph, becoming east after midnight.
Tuesday
Sunny, hot with highs in the upper 90s. Southeast wind 5 to 10 mph.
Tuesday Night
Mostly clear. Lows in the upper 60s. Southeast wind around 10 mph.
Wednesday
Sunny, hot with highs in the upper 90s.
Wednesday Night
A slight chance of thunderstorms. Lows in the lower 60s.
Thursday
Mostly sunny. Cooler with highs in the lower 80s.
Thursday Night Through Sunday
Mostly clear. Lows in the lower 50s. Highs in the upper 70s.



Basemap Options
Click map to change the forecast location
Loading map...
203 PM MDT Sun Aug 17 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database