Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest
Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >
| NWS Forecast for: Central Gunnison and Uncompahgre River Basin Issued by: National Weather Service Grand Junction, CO Last Update: 850 PM MDT Tue Aug 18 2026 | |
| Tonight: Partly cloudy. Lows 55 to 65. South winds 10 to 15 mph with gusts up to 20 mph in the evening, becoming light. Wednesday: Sunny. Slight chance of showers and thunderstorms in the afternoon. Highs 85 to 95. Northwest winds 10 to 15 mph with gusts up to 20 mph in the afternoon. Chance of rain 10 percent. Wednesday Night: Partly cloudy. Lows 55 to 65. South winds 10 to 15 mph. Gusts up to 20 mph in the evening. Thursday: Sunny. Highs in the 90s. Thursday Night: Partly cloudy. Lows 55 to 65. Southwest winds 10 to 15 mph with gusts up to 20 mph, becoming southeast after midnight. Friday: Sunny. Highs in the 90s. Friday Night: Partly cloudy. Slight chance of showers and thunderstorms in the evening. Lows 55 to 65. Chance of rain 20 percent. Saturday: Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs 85 to 95. Chance of rain 50 percent. Saturday Night: Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the 50s. Chance of rain 40 percent. Sunday: Mostly sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the 80s. Chance of rain 50 percent. Sunday Night: Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the 50s. Chance of rain 30 percent. Monday: Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the 80s. Chance of rain 40 percent. Monday Night: Partly cloudy. Slight chance of showers and thunderstorms in the evening. Lows in the 50s. Chance of rain 20 percent. Tuesday: Mostly sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the 80s. Chance of rain 40 percent. | |
| Zone Forecast: Central Gunnison and Uncompahgre River Basin | |
Visit your local NWS office at: https://www.weather.gov/gjt |