National Weather Service United States Department of Commerce

Severe weather possible for parts of central U.S.

Widespread thunderstorm activity is expected to develop on Thursday along a cold front moving eastward across the plains into the Mississippi Valley. A potential for damaging wind gusts will develop with the stronger thunderstorms. Hail will also be possible in the ArkLaTex and Ozarks.
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Current Conditions

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Longmont CO

7 Day Forecast

For More Weather Information:

Denver-Boulder, CO Local Forecast Office

Overnight

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 37 °F

Thursday

Sunny

Sunny

High: 66 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 34 °F

Friday

Sunny

Sunny

High: 63 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 38 °F

Saturday

Sunny

Sunny

High: 72 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 43 °F

Sunday

Sunny

Sunny

High: 72 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 44 °F

Detailed Forecast

  • Overnight A slight chance of rain before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 37. West wind 3 to 5 mph. Chance of precipitation is 20%.
  • Thursday Sunny, with a high near 66. South southwest wind around 7 mph.
  • Thursday Night Partly cloudy, with a low around 34. North northwest wind 6 to 9 mph.
  • Friday Sunny, with a high near 63. Southwest wind around 6 mph becoming calm.
  • Friday Night Mostly clear, with a low around 38. East southeast wind around 5 mph becoming west after midnight.
  • Saturday Sunny, with a high near 72.
  • Saturday Night Mostly clear, with a low around 43.
  • Sunday Sunny, with a high near 72.
  • Sunday Night Mostly clear, with a low around 44.
  • Monday Sunny, with a high near 76.
  • Monday Night Mostly clear, with a low around 45.
  • Tuesday Sunny, with a high near 78.
  • Tuesday Night Mostly clear, with a low around 46.
  • Wednesday Sunny, with a high near 76.