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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Hillside MT-59 MP 36.5 (MTHIL)

Lat: 46.8337°NLon: 106.27133°WElev: 2999.0ft.

unknown precip

66°F

19°C

Humidity 62%
Wind Speed WNW 16 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 16 Jun 07:30 PM MDT
Extended Forecast for

Rock Springs MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 54. West northwest wind 16 to 24 mph. Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 69. Northwest wind 24 to 30 mph, with gusts as high as 39 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. North northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight.

    Low: 46 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. West northwest wind 9 to 11 mph.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. North northwest wind 5 to 11 mph becoming west after midnight.

    Low: 47 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 74. North wind 7 to 9 mph.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. Northeast wind 8 to 14 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 78. East southeast wind 15 to 21 mph.

    High: 78 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53. East wind 15 to 20 mph.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 54. West northwest wind 16 to 24 mph. Chance of precipitation is 40%.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny, with a high near 69. Northwest wind 24 to 30 mph, with gusts as high as 39 mph.
Wednesday Night
Mostly cloudy, with a low around 46. North northwest wind 16 to 21 mph decreasing to 8 to 13 mph after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. West northwest wind 9 to 11 mph.
Thursday Night
Partly cloudy, with a low around 47. North northwest wind 5 to 11 mph becoming west after midnight.
Juneteenth
Sunny, with a high near 74. North wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 52. Northeast wind 8 to 14 mph.
Saturday
Partly sunny, with a high near 78. East southeast wind 15 to 21 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 53. East wind 15 to 20 mph.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 16 mph becoming north northwest in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 49. North wind 9 to 17 mph.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 72. North northwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 49. North wind 6 to 10 mph becoming east after midnight.
Tuesday
Sunny, with a high near 76. East northeast wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rock Springs MT
 46.81°N 106.26°W (Elev. 2956 ft)
Last Update:
7:13 pm MDT Jun 16, 2026
Forecast Valid:
7pm MDT Jun 16, 2026-6pm MDT Jun 23, 2026
 
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