862
FNUS75 KGJT 141220
FWSGJT

Spot Forecast for Swiss Roll Wildfire...USDA
National Weather Service Grand Junction CO
620 AM MDT Mon Sep 14 2026

Forecast is based on forecast start time of 0700 MDT on September 14.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...A shift in the weather pattern will bring cooler and
unsettled conditions to the fire through the week. Ongoing shower
and thunderstorm activity early this morning will remain a threat
most of the day. Moderate to heavy rainfall rates will bring a
threat of excess runoff with gusty winds also possible near storms.
Wetting rainfall remain a fairly high probability the next few days.

.REST OF TODAY...

Sky/weather.........Mostly cloudy (80-90 percent). Slight chance of
                    thunderstorms in the morning. Rain showers
                    through the day. Chance of thunderstorms in the
                    afternoon.
CWR.................70 percent.
Max temperature.....54-59.
Min humidity........55-60 percent.
Wind (20 ft)........Southwest winds 15 mph. Gusty and erratic winds
                    expected near thunderstorms.
Smoke dispersal.....Good.
Mixing height.......3900 ft AGL.
Transport winds.....Southwest 18 mph.
Chance of thunder...45 percent.

.TONIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Chance of
                    thunderstorms in the evening. Chance of rain
                    showers through the night.
CWR.................20 percent.
Min temperature.....45-50.
Max humidity........74-79 percent.
Wind (20 ft)........South winds 10 mph. Gusty and erratic winds
                    expected near thunderstorms in the evening.
Smoke dispersal.....Poor (4000-17000 knot-ft).
Mixing height.......1700 ft AGL.
Transport winds.....Southwest 10 mph.
Chance of thunder...30 percent.

.TUESDAY...

Sky/weather.........Partly sunny (60-70 percent). Slight chance of
                    showers and thunderstorms in the morning, then
                    chance of showers and thunderstorms in the
                    afternoon.
CWR.................30 percent.
Max temperature.....59-64.
Min humidity........40-45 percent.
Wind (20 ft)........Southwest winds 10 mph. Gusty and erratic winds
                    expected near thunderstorms.
Smoke dispersal.....Poor (32000 knot-ft) increasing to good in the
                    afternoon.
Mixing height.......Increasing to 6700 ft AGL in the afternoon.
Transport winds.....Southwest 12 mph.
Chance of thunder...40 percent.

$$
Forecaster...Dennis Phillips
Requested by...Cameron Castle
Type of request...WILDFIRE
.TAG 2621670.5/GJT
.DELDT 09/14/26
.FormatterVersion 2.0.0
.EMAIL ccastle@elkcreekfire.org,thadmckain@gmail.com