National Weather Service United States Department of Commerce

Tropical Storm Bertha moving through northeastern Caribbean

The National Hurricane Center is currently monitoring Tropical Storm Bertha as it moves through the northeastern Caribbean, with maximum sustained winds of 50 mph. A Tropical Storm Warning is in effect for Puerto Rico and the U.S. Virgin Islands, with Bertha expected to pass near Puerto Rico on Saturday, before eventually curving to the north and northeast, away from the U.S. mainland.
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Hazardous Weather Conditions

Current Conditions

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Longmont CO

7 Day Forecast

For More Weather Information:

Denver-Boulder, CO Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 53 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 84 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 57 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 85 °F

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 61 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 10%

Slight Chc
Thunderstorms

High: 84 °F

Monday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 56 °F

Tuesday

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

High: 84 °F

Tuesday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 59 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 53. West northwest wind 3 to 5 mph.
  • Saturday Mostly sunny, with a high near 84. West wind around 5 mph becoming calm.
  • Saturday Night Mostly clear, with a low around 57. East wind around 5 mph becoming west in the evening.
  • Sunday Mostly sunny, with a high near 85. Calm wind becoming east southeast around 6 mph in the afternoon.
  • Sunday Night Partly cloudy, with a low around 61. East southeast wind around 6 mph becoming west after midnight.
  • Monday A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 84.
  • Monday Night A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.
  • Tuesday A slight chance of showers and thunderstorms. Partly sunny, with a high near 84.
  • Tuesday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
  • Wednesday A slight chance of showers and thunderstorms. Partly sunny, with a high near 83.
  • Wednesday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
  • Thursday A slight chance of showers and thunderstorms. Partly sunny, with a high near 82.
  • Thursday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
  • Friday A chance of showers and thunderstorms. Partly sunny, with a high near 83.