Utah forecasters warn of record-challenging weekend heat
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Salt Lake City. Forecasters in Salt Lake City warned that a strong ridge of high pressure will bring extreme, record-challenging heat to Utah Friday through the weekend, prompting Extreme Heat Warnings, Red Flag fire warnings, and forecasts of triple-digit temperatures beginning Friday and intensifying Saturday and Sunday. Officials issued advisories and urged precautions.
This week, forecasters issued Extreme Heat Warnings in effect from noon Saturday through 6 a.m. Tuesday, with Salt Lake City forecast near 100°F and southern areas reaching 107°–110°. Red Flag Warnings persist for Grand Staircase and Color Country through tonight, with humidity as low as 6% and southwest gusts to 35 mph; agencies advised precautions.
Timeline
- 1. Thursday: Red Flag Warnings active for Grand Staircase and Color Country with low humidity and gusty winds.
- 2. Friday (early): Ridge of high pressure strengthens, conditions grow drier and hotter across Utah.
- 3. Friday (midday): Extreme Heat Warnings issued for valleys and mountain valleys from noon Saturday through 6 a.m. Tuesday.
- 4. Saturday–Sunday: Forecasted highs 104°–107° on Wasatch Front and 107°–110° near St. George; extreme UV index expected.
- 5. Overnight during weekend: Lows remain near or above 80°F, reducing nighttime relief and increasing heat stress.
Sources
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