National Weather Service Forecast for: Cheyenne/Warren AFB WY
Issued by: National Weather Service Cheyenne, WY
Updated: 12:31 am MDT Aug 20, 2026
 
Overnight

Overnight: Mostly clear, with a low around 56. South southwest wind 5 to 10 mph.
Mostly Clear

 Thursday

Thursday: Sunny, with a high near 89. West northwest wind around 10 mph becoming north northeast in the afternoon.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 60. Northeast wind around 10 mph becoming southwest after midnight.
Mostly Clear

 Friday

Friday: A slight chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Mostly sunny and hot, with a high near 92. West southwest wind 10 to 15 mph becoming north northeast in the afternoon. Chance of precipitation is 20%.
Sunny then
Slight Chance
T-storms
 Friday
Night
Friday Night: Partly cloudy, with a low around 59. Northeast wind 5 to 15 mph becoming west southwest in the evening.
Partly Cloudy

 Saturday

Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.
Mostly Sunny
then Slight
Chance
T-storms
 Saturday
Night
Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Chance
T-storms then
Mostly Cloudy
 Sunday

Sunday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Mostly Sunny
then Chance
T-storms
 Sunday
Night
Sunday Night: A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61.
Chance
T-storms then
Partly Cloudy
Lo 56 °F Hi 89 °F Lo 60 °F Hi 92 °F Lo 59 °F Hi 86 °F Lo 60 °F Hi 88 °F Lo 61 °F

 

Overnight
 
 Mostly clear, with a low around 56. South southwest wind 5 to 10 mph.
Thursday
 
 Sunny, with a high near 89. West northwest wind around 10 mph becoming north northeast in the afternoon.
Thursday Night
 
 Mostly clear, with a low around 60. Northeast wind around 10 mph becoming southwest after midnight.
Friday
 
 A slight chance of showers and thunderstorms between noon and 3pm, then a slight chance of thunderstorms after 3pm. Mostly sunny and hot, with a high near 92. West southwest wind 10 to 15 mph becoming north northeast in the afternoon. Chance of precipitation is 20%.
Friday Night
 
 Partly cloudy, with a low around 59. Northeast wind 5 to 15 mph becoming west southwest in the evening.
Saturday
 
 A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.
Saturday Night
 
 A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 60. Chance of precipitation is 40%.
Sunday
 
 A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Sunday Night
 
 A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61.
Monday
 
 A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.
Monday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Tuesday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Tuesday Night
 
 A chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Wednesday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 84.

 

Forecast from NOAA-NWS for Cheyenne/Warren AFB WY.