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Spot Forecast
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
725 FNUS75 KGJT 131211 FWSGJT Spot Forecast for SPEIRS...USFS National Weather Service Grand Junction CO 611 AM MDT Tue Aug 13 2024 Forecast is based on forecast start time of 0700 MDT on August 13. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION...Scattered to numerous showers and thunderstorms will track near or over the fire this afternoon and diminishing through the evening. Frequent lightning, moderate to heavy rain, gusty outflow winds to 40 mph and small hail are the primary threats from these storms. Tomorrow will see a slight downturn in storm coverage with the remainder of the week being significantly drier. .TODAY... Sky/weather.........Mostly cloudy (75-85 percent). Scattered showers and thunderstorms in the morning, then numerous showers and thunderstorms in the afternoon. CWR.................60 percent. Max temperature.....70-75. Min humidity........44-49 percent. Wind (20 ft)........South winds 10 mph shifting to the southwest 15 mph in the afternoon. Gusty and erratic winds expected near thunderstorms. Haines Index........3 or very low. LAL.................2 until 0900, then 4 until 1200, then 5 until 1700, then 4. Mixing height.......3500 ft AGL. Transport winds.....Southwest 16 mph. Clearing Index......690. .TONIGHT... Sky/weather.........Mostly cloudy (65-75 percent) then becoming partly cloudy (45-55 percent). Scattered showers and thunderstorms in the evening, then isolated showers and thunderstorms overnight. CWR.................30 percent. Min temperature.....46-51. Max humidity........88-93 percent. Wind (20 ft)........South winds 10 mph. Gusty and erratic winds expected near thunderstorms. Haines Index........4 or low. LAL.................4 until 2200, then 3. Mixing height.......2200 ft AGL. Transport winds.....Southwest 12 mph. Clearing Index......360 decreasing to 110 overnight. .WEDNESDAY... Sky/weather.........Partly sunny (50-60 percent) then becoming cloudy (90-100 percent). Scattered rain showers and isolated thunderstorms in the morning, then rain showers and scattered thunderstorms in the afternoon. CWR.................70 percent. Max temperature.....70-75. Min humidity........37-42 percent. Wind (20 ft)........Southwest winds 10 mph. Gusty and erratic winds expected near thunderstorms. Haines Index........4 or low. LAL.................1 until 0900, then 3 until 1200, then 4. Mixing height.......4900 ft AGL increasing to 7100 ft AGL in the afternoon. Transport winds.....Southwest 10 mph shifting to the west 13 mph in the afternoon. Clearing Index......440 increasing to 1050 in the afternoon. $$ Forecaster...David Byers Requested by...Tom Wilson Type of request...WILDFIRE .TAG 2419856.6/GJT .DELDT 08/13/24 .FormatterVersion 2.0.0 .EMAIL utubc@firenet.gov