Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Great Lakes

Thunderstorms with strong wind gusts and hail will be possible today from Michigan into the Lower Great Lakes region. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Numerous daily record highs and warm lows are likely. Read More >

Watches/Warnings/Advisories
Winter Weather
Severe/Flash Flood
Fire Potential
Temperature Forecast
Wind Forecast
Thunderstorm Forecast
Hourly Forecast
Radar/Lightning

Rocky Mountain National Park Weather Decision Support

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Winter Impacts for RMNP

Snow Forecast for RMNP

Severe Weather/Flash Flooding Decision Support

Today's Severe Weather Outlook

Today's Tornado Potential

Today's Hail Potential

Today's Thunderstorm Wind Gust Potential

Today's Flash Flood Potential

Today's Fire Potential

(Click the Layer Icon for Days 2 through 6)

Temperature Forecasts

Wind Forecast

Thunderstorm and Lightning Forecast

Hourly/Weekly Weather Forecast
(Click on any spot for an Hourly Forecast out to 7 Days)

Current Radar and Warnings

Real Time Lightning Data over the past 5 Minutes

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