National Weather Service

News Headlines

Very Warm & Hot Temperatures Will Continue Into This Weekend. Monsoon Moisture is Forecast to Move Into The Area This Weekend and Next Week With Increasing Coverage of Thunderstorms by Sunday & Monday.

Hazardous Weather Conditions

Heat Advisory until July 27, 09:00 PM MDT

Current conditions at

Cheyenne, Cheyenne Airport (KCYS)

Lat: 41.16°NLon: 104.81°WElev: 6116ft.

Fair

78°F

26°C

Humidity	45%
Wind Speed	N 3 mph
Barometer	30.19 in (1011.1 mb)
Dewpoint	55°F (13°C)
Visibility	10.00 mi
Heat Index	79°F (26°C)
Last update	25 Jul 9:53 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Cheyenne WY

Heat Advisory July 25, 10:49pm until July 27, 09:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory July 25, 10:49pm until July 27, 09:00pm
NOW until 9:00pm Mon
Heat Advisory
Tonight
Low: 66 °F
Partly Cloudy
Sunday
High: 98 °F
Mostly Sunny
then Slight
Chance
T-storms
Sunday Night
Low: 65 °F
Mostly Cloudy
Monday
High: 94 °F
Partly Sunny
then Chance
T-storms
Monday Night
Low: 61 °F
Chance
T-storms then
Mostly Cloudy
Tuesday
High: 90 °F
Mostly Sunny
then Chance
T-storms
Tuesday Night
Low: 60 °F
Chance
T-storms then
Partly Cloudy
Wednesday
High: 89 °F
Mostly Sunny
then T-storms
Likely

Detailed Forecast

Tonight

Partly cloudy, with a low around 66. South southwest wind 10 to 15 mph becoming west after midnight.

Sunday

A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 98. West northwest wind 10 to 15 mph.

Sunday Night

Mostly cloudy, with a low around 65. West wind 10 to 15 mph.

Monday

A 40 percent chance of showers and thunderstorms after noon. Partly sunny and hot, with a high near 94. Northwest wind 5 to 10 mph becoming south in the afternoon.

Monday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.

Tuesday

A 40 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 90.

Tuesday Night

A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 60.

Wednesday

Showers and thunderstorms likely after noon. Mostly sunny, with a high near 89.

Wednesday Night

A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 61.

Thursday

A chance of showers and thunderstorms after noon. Sunny and hot, with a high near 90.