Local weather forecast

Weather in Lost Springs, WY

Updated 2026-08-11 11:45 local time · ZIP codes 82224

Sunny
Now91°F

Sunny

High / Low101° / 63°
Rain chance0%
Wind6 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

NowSunny91°0% rain
1 PMSunny100°0% rain
2 PMSunny101°0% rain
3 PMSunny101°0% rain
4 PMSunny99°0% rain
5 PMSunny98°0% rain
6 PMSunny96°0% rain
7 PMSunny93°0% rain
8 PMSunny85°0% rain
9 PMClear80°0% rain
10 PMClear77°1% rain
11 PMClear79°1% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
101° 63°Sunny
Rain 0%Gust 20 mph
Tomorrow2026-08-12
Sunny
93° 67°Sunny
Rain 17%Gust 19 mph
Thursday2026-08-13
Sunny
88° 63°Sunny
Rain 72%Gust 20 mph
Conditions

Weather details

Feels like87°F
Humidity21%
Pressure30.06 inHg
Visibility10 mi
Wind6 mph WNW
Wind gusts7 mph
Precipitation0.00 in
UV index6
Daylight

Sunrise, sunset and moon

Sunrise06:00 AM
Sunset08:07 PM
Moonrise04:00 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 1%).

Choose light, breathable clothing

It feels like 87°F with winds near 6 mph.

Best window: 8 PM

85°F, 0% rain chance and 10 mph wind.

Driving conditions look generally normal

Visibility is around 10 mi; gusts may reach 23 mph.

Running conditions are less comfortable

Current temperature is 91°F, wind 6 mph, rain chance up to 1%.

Moderate UV protection recommended

UV index is 6. Sunscreen and sunglasses are sensible for longer outdoor time.

Lost Springs weather today

Sunny and 91°F in Lost Springs, WY. Today's high is 101°F with a 0% rain chance. Winds are around 6 mph with gusts near 7 mph. Relative humidity is 21%, pressure is 30.06 inHg, and visibility is about 10 miles.

Tonight and tomorrow in Lost Springs

Sunrise is at 06:00 AM and sunset is at 08:07 PM. Tomorrow's forecast calls for Sunny with a high near 93°F and a low near 67°F. The maximum rain chance is 17%.

Nearby

Weather near Lost Springs

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