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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

Lamar Municipal Airport (KLAA)

Lat: 38.07°NLon: 102.69°WElev: 3684ft.

Fair

95°F

35°C

Humidity 29%
Wind Speed NW 8 mph
Barometer 30.01 in (1009.9 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Aug 12:53 pm MDT
Extended Forecast for

Sheridan Lake CO

  • This Afternoon

    This Afternoon: A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 94. Northeast wind around 5 mph becoming east southeast.

    High: 94 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 63. Southeast wind 5 to 10 mph becoming south southwest after midnight.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 95. North northwest wind 5 to 10 mph becoming southeast in the morning.

    High: 95 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 61. East wind 5 to 10 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. East wind 5 to 10 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. East wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. North wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 62. East southeast wind around 10 mph.

    Low: 62 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 92. South southeast wind around 10 mph.

    High: 92 °F

    Sunny

Detailed Forecast

This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 94. Northeast wind around 5 mph becoming east southeast.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Mostly clear, with a low around 63. Southeast wind 5 to 10 mph becoming south southwest after midnight.
Monday
Sunny, with a high near 95. North northwest wind 5 to 10 mph becoming southeast in the morning.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 61. East wind 5 to 10 mph.
Tuesday
Sunny, with a high near 92. East wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 61. East wind 5 to 10 mph.
Wednesday
Sunny, with a high near 91. North wind 5 to 10 mph becoming east southeast in the afternoon.
Wednesday Night
Clear, with a low around 62. East southeast wind around 10 mph.
Thursday
Sunny, with a high near 92. South southeast wind around 10 mph.
Thursday Night
Mostly clear, with a low around 61. Southeast wind 10 to 15 mph.
Friday
Sunny, with a high near 91. East wind around 10 mph.
Friday Night
Partly cloudy, with a low around 60. East southeast wind 10 to 15 mph.
Saturday
Sunny, with a high near 86. East southeast wind 10 to 15 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sheridan Lake CO
 38.49°N 102.29°W (Elev. 4098 ft)
Last Update:
12:16 pm MDT Aug 17, 2025
Forecast Valid:
1pm MDT Aug 17, 2025-6pm MDT Aug 23, 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