Local weather forecast

Weather in Glenrock, WY

Updated 2026-08-11 12:30 local time · ZIP codes 82637

Sunny
Now92°F

Sunny

High / Low95° / 64°
Rain chance1%
Wind17 mph
Weather alerts

Active alerts

2
Red Flag Warning issued August 10 at 9:27PM MDT until August 11 at 9:00PM MDT by NWS Cheyenne WY

...RED FLAG WARNING HAS EXPIRED FOR LOW RH AND GUSTY WINDS MPH FOR FIRE WEATHER ZONES 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, AND 427... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Tuesday. * AFFECTED AREA...Fire weather zones 417 through 427. * WIND...North to northwest at 15 to 20 mph with gusts up to 35 mph. * HUMIDITY...Between 9 and 16 percent. * ADDITIONAL DETAILS...Isolated high-based showers will have the potential to produce gusty and erratic winds along with a few strikes of lightning without much, if any, rainfall during the afternoon and evening hours. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

Safety instructions

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Red Flag Warning issued August 11 at 1:08AM MDT until August 11 at 9:00PM MDT by NWS Cheyenne WY

The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Tuesday. * AFFECTED AREA...Fire weather zones 417 through 430. * WIND...West to northwest at 15 to 20 mph with gusts up to 35 mph, turning northerly into the evening hours. * HUMIDITY...Between 8 and 16 percent. * ADDITIONAL DETAILS...Isolated high-based showers will have the potential to produce gusty and erratic winds along with a few strikes of lightning without much, if any, rainfall during the afternoon and evening hours. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

Safety instructions

A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.

Hourly

Next hours

NowSunny92°1% rain
1 PMPartly Cloudy93°3% rain
2 PMSunny93°1% rain
3 PMSunny95°0% rain
4 PMSunny94°0% rain
5 PMSunny94°0% rain
6 PMSunny92°0% rain
7 PMSunny90°1% rain
8 PMSunny77°1% rain
9 PMClear72°1% rain
10 PMClear70°1% rain
11 PMClear69°1% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
95° 64°Sunny
Rain 1%Gust 19 mph
Tomorrow2026-08-12
Sunny
89° 60°Sunny
Rain 17%Gust 14 mph
Thursday2026-08-13
Sunny
83° 59°Sunny
Rain 57%Gust 16 mph
Conditions

Weather details

Feels like88°F
Humidity13%
Pressure30.05 inHg
Visibility10 mi
Wind17 mph WNW
Wind gusts20 mph
Precipitation0.00 in
UV index7
Daylight

Sunrise, sunset and moon

Sunrise06:05 AM
Sunset08:11 PM
Moonrise04:06 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 3%).

Choose light, breathable clothing

It feels like 88°F with winds near 17 mph.

Best window: 8 PM

77°F, 1% rain chance and 8 mph wind.

Driving conditions look generally normal

Visibility is around 10 mi; gusts may reach 22 mph.

Running conditions are less comfortable

Current temperature is 92°F, wind 17 mph, rain chance up to 3%.

High UV protection needed

UV index is 7. Sunscreen, shade and protective clothing are recommended.

Glenrock weather today

Sunny and 92°F in Glenrock, WY. Today's high is 95°F with a 1% rain chance. Winds are around 17 mph with gusts near 20 mph. Relative humidity is 13%, pressure is 30.05 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Glenrock

Sunrise is at 06:05 AM and sunset is at 08:11 PM. Tomorrow's forecast calls for Sunny with a high near 89°F and a low near 60°F. The maximum rain chance is 17%.

Nearby

Weather near Glenrock

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