Local weather forecast

Weather in Idaho Falls, ID

Updated 2026-08-11 09:15 local time · ZIP codes 83401, 83402, 83404, 83406

Sunny
Now68°F

Sunny

High / Low95° / 58°
Rain chance0%
Wind4 mph
Weather alerts

Active alerts

1
Red Flag Warning issued August 11 at 2:17AM MDT until August 11 at 9:00PM MDT by NWS Riverton WY

The National Weather Service in Riverton has issued a Red Flag Warning, which is in effect from noon today to 9 PM MDT this evening. * IMPACTS: Low Humidities...Hot Temperatures...and Strong Gusty Winds...could cause erratic fire behavior. * AFFECTED AREA: In Northwest WY...Fire Weather Zone 140. * COUNTIES AFFECTED: In Northwest WY...Yellowstone National Park. * WIND: West 10 to 15 mph with gusts up to 30 mph. * HUMIDITY: As low as 14 percent. * TEMPERATURES: Highs in the upper 70s.

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

NowSunny68°1% rain
10 AMSunny75°0% rain
11 AMSunny86°0% rain
12 PMSunny91°0% rain
1 PMSunny94°0% rain
2 PMSunny94°0% rain
3 PMSunny95°0% rain
4 PMSunny95°0% rain
5 PMSunny95°0% rain
6 PMSunny92°0% rain
7 PMSunny90°0% rain
8 PMSunny85°0% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
95° 58°Sunny
Rain 0%Gust 15 mph
Tomorrow2026-08-12
Partly Cloudy
94° 67°Partly Cloudy
Rain 2%Gust 26 mph
Thursday2026-08-13
Partly Cloudy
82° 57°Partly Cloudy
Rain 57%Gust 20 mph
Conditions

Weather details

Feels like63°F
Humidity32%
Pressure29.95 inHg
Visibility6 mi
Wind4 mph SSW
Wind gusts5 mph
Precipitation0.00 in
UV index2
Daylight

Sunrise, sunset and moon

Sunrise06:28 AM
Sunset08:37 PM
Moonrise04:29 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%).

Light layers should work

It feels like 63°F with winds near 4 mph.

Best window: 9 AM

68°F, 1% rain chance and 4 mph wind.

Driving conditions look generally normal

Visibility is around 6 mi; gusts may reach 22 mph.

Good conditions for an easy run

Current temperature is 68°F, wind 4 mph, rain chance up to 1%.

Low UV protection needs

UV index is 2.

Idaho Falls weather today

Sunny and 68°F in Idaho Falls, ID. Today's high is 95°F with a 0% rain chance. Winds are around 4 mph with gusts near 5 mph. Relative humidity is 32%, pressure is 29.95 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Idaho Falls

Sunrise is at 06:28 AM and sunset is at 08:37 PM. Tomorrow's forecast calls for Partly Cloudy with a high near 94°F and a low near 67°F. The maximum rain chance is 2%.

Nearby

Weather near Idaho Falls

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