Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Click a location below for detailed forecast.

Last Map Update: Mon, Aug 3, 2026 at 1:26:49 pm PDT

Watches, Warnings & Advisories

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National Weather Service Salt Lake City, UT

National Weather Service San Joaquin Valley, CA

National Weather Service NWS Flagstaff, AZ

Extreme Heat Warning

Red Flag Warning

Heat Advisory

Extreme Heat Watch

Air Quality Alert

Thunderstorm Chances Later This Week

What's With All This Smoke?

July 2026 Climate in Review

Heat Impacts This Week!

7-Day Temperature Outlook - HOT!!

Mid-level moisture and weak instability gradually increase across the region later this week. The chart on the left shows the probability of afternoon and early evening thunderstorms for select locations Wednesday through Sunday. The image on the right shows the probability of thunderstorms Sunday afternoon.

The Great Basin fire season is very active right now with many fires burning in Nevada and surrounding states. The video shown here is a satellite image as of Monday AM. Those with respiratory issues should take precaution.

July 2026 was on average, warmer, and a mix of wetter than, and drier than normal for Northern and Central Nevada, with Eureka and Winnemucca seeing above normal precipitation for July. As is normal for July, no snow was observed for our snow climate sites. July climate data for select locations below as highlighted in the graphic. Elko: July 2026 was warmer than normal with an average temperature of 76.9 degrees, which was 5.0 degrees above normal, making July 2026 the 3rd Warmest July on record. Elko received 0.29” of rain which was below average. The average for rainfall is 0.36”. Ely: July 2026 was warmer than normal, with an average temperature of 72.6 degrees, which was 3.3 degrees above normal, making July 2026 the 1st Warmest July on record. Ely received a 0.27” of rain, which was below average. The average for rainfall is 0.63”. Eureka: July 2026 was warmer than normal, with an average temperature of 72.8 degrees, which is 2.8 degrees above normal, making July 2026 the 8th Warmest July on record. Eureka received 1.48” of rain which was above average, making July 2026 tied for the 4th wettest July on record. The average rainfall is 0.58”. Tonopah: July 2026 was warmer than normal, with an average temperature of 77.6 degrees, which was 1.9 degrees above normal. Tonopah received 0.03” of rain, which was below average. The average rainfall is 0.50”. Winnemucca: July 2026 was warmer than normal, with an average temperature of 75.9 degrees, which was 1.4 degrees above normal. Winnemucca received a 0.31” of rain which was above average,. The average for rainfall is 0.16”.

Afternoon high temperatures throughout Northern and Central Nevada from Wed-Sat afternoon will be around ten degrees above normal for this time of year, with most valley locations warming into the 100 to 105 degree range. This will result in a major risk for heat-related illnesses, especially for those without effective cooling. Heat related illnesses, such as heat exhaustion and heat stroke are possible for much of the population if precautions are not taken. Drink plenty of fluids, stay out of the sun, and remain in an air-conditioned room.

Afternoon high temperatures will climb to the mid 90s to low 100s on Wednesday and especially Thursday. This level of heat affects anyone without effective cooling and or adequate hydration.