National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

BLUFF CREEK (BLUM8)

Lat: 48.86833°NLon: 106.94814°WElev: 2550.0ft.

NA

64°F

18°C

Humidity 60%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 18 Aug 01:44 AM MDT
Extended Forecast for

18 Miles NNE Saco MT

Heat Advisory August 19, 10:00am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 90. Calm wind becoming south around 6 mph in the afternoon.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Southwest wind around 6 mph becoming light and variable after midnight.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101. East wind 5 to 9 mph becoming south in the afternoon.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. South wind 6 to 8 mph becoming northeast in the evening.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. East northeast wind 6 to 10 mph becoming north in the afternoon.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. North wind 8 to 11 mph.

    Low: 61 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. North northwest wind around 11 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. North wind 6 to 10 mph.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 59. Calm wind.
Monday
Sunny, with a high near 90. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 62. Southwest wind around 6 mph becoming light and variable after midnight.
Tuesday
Sunny and hot, with a high near 101. East wind 5 to 9 mph becoming south in the afternoon.
Tuesday Night
Mostly clear, with a low around 66. South wind 6 to 8 mph becoming northeast in the evening.
Wednesday
Sunny and hot, with a high near 96. East northeast wind 6 to 10 mph becoming north in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. North wind 8 to 11 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. North northwest wind around 11 mph.
Thursday Night
Mostly clear, with a low around 50. North wind 6 to 10 mph.
Friday
Sunny, with a high near 78. North northwest wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around 49. North wind 6 to 10 mph becoming east northeast after midnight.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 82.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNE Saco MT
 48.7°N 107.22°W (Elev. 2283 ft)
Last Update:
2:17 am MDT Aug 18, 2025
Forecast Valid:
2am MDT Aug 18, 2025-6pm MDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation