Extreme Heat Warnings Issued Across Western United States

The National Weather Service issued multiple heat advisories and extreme heat warnings across the western U.S. from July 29-August 2, 2026, with temperatures reaching 102–112°F in affected areas including Nevada, California, Kansas, and Florida. Heat index values exceeded 108°F in several regions.

26 reports · 15 independentprimary

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Heat Advisory issued July 29 at 10:49AM PDT until August 2 at 8:00AM PDT by NWS Reno NV

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* WHAT...Highs 101-105 degrees in lower elevations both Friday and Saturday. Lows near or above 70 degrees this weekend along the US-95 corridor in Mineral County. Widespread Moderate HeatRisk with areas of Major HeatRisk in lower valleys. * WHERE...Mineral and Southern Lyon Counties. * WHEN...From noon Friday to 8 AM PDT Sunday. * IMPACTS...Heat-related illnesses will be more likely, especially f

Extreme Heat Warning issued July 29 at 9:00PM PDT until August 2 at 8:00PM PDT by NWS San Diego CA

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* WHAT...Dangerously hot conditions with temperatures of 102 to 112 expected. * WHERE...Apple and Lucerne Valleys. * WHEN...From 10 AM Thursday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Temperatures will range from 102 to 108 for Lucerne Valley westward, and 108 to 112 near Johnson Valley.

Heat Advisory issued July 29 at 9:14PM PDT until August 2 at 8:00AM PDT by NWS Reno NV

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* WHAT...Highs 101 to 105 degrees with overnight lows between 65 to 70 degrees. Widespread Moderate HeatRisk with areas of Major HeatRisk in lower valleys. * WHERE...Western Nevada Basin and Range including Pyramid Lake. * WHEN...From noon Friday to 8 AM PDT Sunday. * IMPACTS...Heat-related illnesses will be more likely, especially for those spending extended periods outdoors, in poorly cooled ind

Heat Advisory issued July 29 at 10:18PM MDT until July 31 at 9:00PM MDT by NWS El Paso Tx/Santa Teresa NM

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* WHAT...Hot temperatures 103 to 107 degrees expected. * WHERE...Portions of Far West Texas, including El Paso County and the lower Rio Grande Valley in Hudspeth County. Portions of southwest New Mexico, including Dona Ana and Luna Counties and the western Tularosa Basin. * WHEN...Until 9 PM MDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.

Heat Advisory issued July 29 at 11:57PM MDT until July 31 at 8:00PM MDT by NWS Midland/Odessa TX

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* WHAT...Temperatures up to 99 expected. * WHERE...Guadalupe Mountains of west Texas and Southeast New Mexico, Chinati Mountains, and Davis Mountains. * WHEN...For the first Heat Advisory, from 11 AM MDT /noon CDT/ to 8 PM MDT /9 PM CDT/ Thursday. For the second Heat Advisory, from 11 AM MDT /noon CDT/ to 8 PM MDT /9 PM CDT/ Friday. * IMPACTS...Pets may succumb to the effects of extreme heat. The

Heat Advisory issued July 30 at 12:51AM PDT until July 31 at 9:00PM PDT by NWS Elko NV

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* WHAT...High temperatures 99 to 104 degrees expected in the valleys. * WHERE...Northern Lander and Northern Eureka, Southern Lander and Southern Eureka, Northern Elko, South Central Elko, Southeastern Elko, and Southwest Elko Counties. * WHEN...From 11 AM to 9 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses.

Heat Advisory issued July 30 at 3:52AM EDT until July 30 at 7:00PM EDT by NWS Miami FL

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* WHAT...Heat index values of 106-110 expected. * WHERE...Coastal Broward County, Coastal Miami Dade County, Coastal Palm Beach County, Metro Broward County, Metro Palm Beach County, Metropolitan Miami Dade, Coastal Collier County, and Inland Collier County Counties. * WHEN...From 11 AM this morning to 7 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.