Spot Forecast
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
481 FNUS75 KGJT 160251 FWSGJT Spot Forecast for Marble Canyon...BLM National Weather Service Grand Junction CO 851 PM MDT Sat Jun 15 2024 Forecast is based on forecast start time of 2100 MDT on June 15. If conditions become unrepresentative, contact the National Weather Service. ...RED FLAG WARNING IN EFFECT FOR GUSTY WINDS LOW HUMIDITY AND DRY FUELS FROM 11 AM TO 10 PM MDT SUNDAY... ...RED FLAG WARNING IN EFFECT FOR GUSTY WINDS LOW HUMIDITY AND DRY FUELS FROM 11 AM TO 10 PM MDT MONDAY... .DISCUSSION...Unfortunately conditions over the next few days will be favorable for rapid fire growth. Winds both afternoons will be from the Southwest with frequent gusts of 30 to 40 mph. With humidity in the single digits Red Flag Warnings have been issued both Sunday and Monday. High Haines index values also suggest plume dominated fires will be possible. No good news overnight as low humidity recovery is expected with winds staying out of the South at 10 mph or greater. All this with zero chance of wetting rainfall under mostly sunny conditions. .SUNDAY... Sky/weather.........Sunny (0-10 percent). CWR.................0 percent. Max temperature.....89-94. Min humidity........3-8 percent. Wind (20 ft)........Southwest winds 7 to 12 mph by 1000 increasing to 15 to 25 by 1300 with gusts 30 to 40 mph. Smoke dispersal.....Excellent. Haines Index........6 or high. LAL.................1. Mixing height.......13100 ft AGL by peak heating. Clearing Index......1050. .SUNDAY NIGHT... Sky/weather.........Mostly clear (5-15 percent). CWR.................0 percent. Min temperature.....64-69. Max humidity........12-17 percent. Wind (20 ft)........Southwest winds 15 to 25 mph with gusts up to 35 mph through sunset then South 12 to 17 mph. Smoke dispersal.....Poor (7000 knot-ft) overnight. Haines Index........6 or high. LAL.................1. Mixing height.......Decreasing to less than 1000 ft AGL overnight. Clearing Index......Decreasing to 70 overnight. .MONDAY... Sky/weather.........Sunny (0-10 percent). CWR.................0 percent. Max temperature.....85-90. Min humidity........5-10 percent. Wind (20 ft)........Southwest winds 7 to 12 mph by 1000 increasing to 15 to 25 by 1300 with gusts 30 to 40 mph. Smoke dispersal.....Excellent. Haines Index........6 or high. LAL.................1. Mixing height.......13300 ft AGL by peak heating. Clearing Index......1050. $$ Forecaster...Dennis Phillips Requested by...MIFC Type of request...WILDFIRE .TAG 2416209.0/GJT .DELDT 06/15/24 .FormatterVersion 2.0.0 .EMAIL utmfc@firenet.gov