National Weather Service United States Department of Commerce

Tropical Storm Bertha moving toward northeastern Caribbean

The National Hurricane Center is currently monitoring Tropical Storm Bertha as it moves toward 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 just south of 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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Guernsey WY

7 Day Forecast

For More Weather Information:

Cheyenne, WY Local Forecast Office

Late
Afternoon

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 30 °C

Tonight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 14 °C

Saturday

Mostly Sunny

Mostly
Sunny

High: 32 °C

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 15 °C

Sunday

Mostly Sunny

Mostly
Sunny

High: 32 °C

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: 17 °C

Monday

Mostly Sunny

Mostly
Sunny

High: 31 °C

Monday
Night

Slight Chance Thunderstorms

Slight Chc
Thunderstorms

Low: 17 °C

Tuesday

Chance Thunderstorms

Chance
Thunderstorms

High: 28 °C

Detailed Forecast

  • Late Afternoon Isolated showers and thunderstorms. Mostly sunny, with a high near 30. South southeast wind around 15 km/h. Chance of precipitation is 20%.
  • Tonight Isolated showers and thunderstorms before 9pm. Partly cloudy, with a low around 14. South wind 10 to 15 km/h. Chance of precipitation is 20%.
  • Saturday Mostly sunny, with a high near 32. Southwest wind 10 to 15 km/h becoming southeast in the afternoon.
  • Saturday Night Mostly clear, with a low around 15. Southeast wind 5 to 15 km/h.
  • Sunday Mostly sunny, with a high near 32. South southeast wind 5 to 10 km/h increasing to 15 to 20 km/h in the afternoon.
  • Sunday Night Partly cloudy, with a low around 17.
  • Monday Mostly sunny, with a high near 31.
  • Monday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 17.
  • Tuesday A chance of showers and thunderstorms. Partly sunny, with a high near 28.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 16.
  • Wednesday A chance of showers and thunderstorms. Partly sunny, with a high near 29.
  • Wednesday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
  • Thursday Mostly sunny, with a high near 31.
  • Thursday Night Mostly clear, with a low around 14.
  • Friday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 29.