Prolonged western heat wave continues as drought risk expands across the Great Plains and Corn Belt
A NOAA outlook identifies persistent western heat and rising rapid-onset drought risk in parts of the Great Plains and Corn Belt through Aug. 10.
Heat Wave
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Heat Wave Sets August Record in Las Vegas as Wildfire Risk Rises Across the West
Las Vegas reached 116°F, an August record, as extreme heat and dry conditions increased wildfire danger across parts of the western United States.
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Annapolis issues heat-wave safety alert as dangerous temperatures approach
The City of Annapolis issued a June 30 advisory for potentially record-high temperatures and significant wind gusts expected July 1-5, 2026. Pip Moyer Recreation Center was listed as a cooling location on July 2.
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Boston forecast calls for thunderstorms after July heat reached 100 degrees
Boston’s forecast for Sunday, Aug. 2 called for thunderstorms, with a listed high of 82 degrees, a low of 68 and a 51% late-afternoon precipitation chance.
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NWS warned Jefferson City area of heat indexes near 105 degrees in late June
A June 28 National Weather Service warning said a dangerous heat wave was expected to bring heat indexes around 105 degrees to Jefferson City and central Missouri through at least Thursday.
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Dangerous heat wave pushed Kansas City heat indexes to 105 or higher
Kansas City-area locations reported heat-index values of at least 105 degrees during a late-June and early-July heat wave, while forecasts warned of continued hazardous conditions through the July 4 weekend.
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Heat wave prompts early heat-relief operations in Billings as Montana fire danger remains elevated
A western heat wave reaching Montana prompted the Montana Rescue Mission in Billings to open earlier than usual for heat relief, while regional drought and extreme heat continued to raise wildfire concerns.
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Las Vegas heat wave brought forecast high of 114°F and elevated wildfire risk
Las Vegas was running about 10 degrees above normal as a Western heat wave brought a forecast high near 114°F on Aug. 2 and prompted warnings of elevated wildfire risk in very dry conditions.
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Heat wave triggers federal emergency action on the PJM grid
United States Infrastructure and Power Grid – DOE issued two time-limited emergency orders as PJM braced for extreme heat and projected peak demand.