Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

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Last Map Update: Sun, Aug 16, 2026 at 10:44:46 am 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

There are no watches, warnings, or advisories at this time.

Thunderstorm Outlook

Elevated Fire Danger

Warming Trend

High Temperature Probabilities

Isolated thunderstorms are expected in most of Eastern Nevada from 12 PM PDT this afternoon until 8 PM PDT this evening. A few of these thunderstorms could be strong. The primary thunderstorm hazards will be wind gusts near 45 mph and dangerous cloud to ground lightning strikes.

There is an elevated risk of wildfires in Humboldt County Monday. The combination of critically dry fuels, very low relative humidity values, and gusty southwest winds can contribute to extreme fire behavior. Any fires that develop will likely spread rapidly. Outdoor burning is not recommended.

High temperatures throughout Northern and Central Nevada this afternoon will be around five degrees above normal for this time of year. A cooling trend is expected Tuesday through Friday. By Friday afternoon, maximum temperatures across Northern and Central Nevada will be seven to nine degrees below seasonal values.

Maximum temperatures across Northern and Central Nevada this afternoon will be a couple of degrees below normal for this time of year. A warming trend is expected Monday through Thursday. By Thursday afternoon, high temperatures in Northern and Central Nevada will be around five degrees above seasonal values. Here are probabilities of maximum temperatures of 90 degrees or higher for select locations in Northern and Central Nevada from Sunday, August 16th, 2026 through Thursday, August 20th, 2026.