NWS Weather Alerts SummaryIssued by the National Weather Service |
| Last update: Friday 9:19pm MST |
Bullhead City AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| Gila County AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am |
| Grand Canyon County AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 pm |
| Las Vegas NV Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| Northwest Deserts AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| Phoenix AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am |
| Pinal County AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| South Central Pinal County including Eloy/Picacho Peak State Park AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| Tucson AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| Upper San Pedro River Valley including Sierra Vista/Benson, AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 am |
| Yavapai County Valleys and Basins AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 5:00 pm |
| Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ Extreme Heat Warning - Expires: Saturday 3/21/2026 3:00 am |
Central Deserts AZ No alerts
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| Cook County IL No alerts
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| DuPage County IL No alerts
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| N S Maricopa County AZ No alerts
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| Northern Gila County AZ No alerts
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| Oak Creek and Sycamore Canyons AZ No alerts
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| Southwest Deserts AZ No alerts
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| West Central Deserts AZ No alerts
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| Western Mogollon Rim AZ No alerts
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| Will County IL No alerts
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| Yavapai County Mtns AZ No alerts
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