147
FNUS75 KGJT 290222
FWSGJT

Spot Forecast for Rio Blanco...USFS
National Weather Service Grand Junction CO
822 PM MDT Tue Jul 28 2026

Forecast is based on forecast start time of 0000 MDT on July 29.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...The high pressure driving this period of monsoonal activity
will begin to shift westward, bringing in drier air through the back half
of the week. While shower and thunderstorm chances remain each afternoon
through Friday, chances of wetting rain will diminish daily, with an
increasing threat of gusty outflow winds and small hail. Temperatures will
also start to climb and minimum humidity values will decrease. Winds remain
light and terrain driven outside of the influence of thunderstorms.

.REST OF TONIGHT...

Sky/weather.........Mostly cloudy (60-70 percent). Slight chance of
                    showers and thunderstorms until 0300.
CWR.................10 percent.
Min temperature.....52-57.
Max humidity........78-83 percent.
Wind (20 ft)........Northeast winds 3-5 mph. Gusty and erratic winds
                    expected near thunderstorms.
Smoke dispersal.....Poor (2000-6000 knot-ft).
Mixing height.......500 ft AGL.
Transport winds.....East 10 mph.
Chance of thunder...10 percent.

.WEDNESDAY...

Sky/weather.........Mostly sunny (40-50 percent). Slight chance of
                    rain showers after 1000, then chance of
                    showers and thunderstorms after 1200.
CWR.................20 percent.
Max temperature.....87-92.
Min humidity........23-28 percent.
Wind (20 ft)........Northeast winds 3-5 mph shifting to the southwest
                    by 1000. Increasing to 4-8 mph by 1200. Gusts to
                    around 20 mph in the afternoon. Gusty and erratic
                    winds expected near thunderstorms in the afternoon.
Smoke dispersal.....Poor (23000 knot-ft) increasing to fair by 1200,
                    to good by 1300, and to very good by 1600.
Mixing height.......500 ft AGL increasing to 9300 ft AGL in the
                    by 1300.
Transport winds.....South 5 mph shifting to the west 14 mph in the
                    afternoon.
Chance of thunder...30 percent.

.WEDNESDAY NIGHT...

Sky/weather.........Mostly cloudy (55-65 percent) then becoming
                    partly cloudy (40-50 percent) by 0300. Chance
                    of showers and thunderstorms until 2400.
CWR.................10 percent.
Min temperature.....52-57.
Max humidity........79-84 percent.
Wind (20 ft)........Southwest winds 4-8 mph shifting to the
                    southeast by 2100, then becoming northeast winds
                    3-5 mph by 2400. Gusts to around 20 mph possible
                    until 2100. Gusty and erratic winds expected near
                    thunderstorms in the evening.
Smoke dispersal.....Good decreasing to fair by 1900, and to poor
                    (2000-6000 knot-ft) overnight by 2000.
Mixing height.......7200 ft AGL decreasing to 500 ft AGL by 2100.
Transport winds.....Southwest 14 mph shifting to the east 10 mph
                    overnight.
Chance of thunder...25 percent.

.THURSDAY...

Sky/weather.........Sunny (15-25 percent). Slight chance of showers
                    and thunderstorms in the afternoon.
CWR.................10 percent.
Max temperature.....87-92.
Min humidity........21-26 percent.
Wind (20 ft)........Northeast winds 3-5 mph becoming southwest winds
                    4-8 mph by 1100. Gusts to around 20 mph possible
                    in the afternoon. Gusty and erratic winds expected
                    near thunderstorms in the afternoon.
Smoke dispersal.....Poor (2000-20000 knot-ft) increasing to fair by
                    1100, to good by 1200, and to very good by 1300.
Mixing height.......500 ft AGL increasing to 11200 ft AGL by 1500.
Transport winds.....South 10 mph shifting to the west 12 mph in the
                    afternoon.
Chance of thunder...15 percent.

$$
Forecaster...Brianna Bealo
Requested by...Nancy Masters
Type of request...WILDFIRE
.TAG 2618553.0/GJT
.DELDT 07/28/26
.FormatterVersion 2.0.0
.EMAIL lance.martin@usda.gov,nancy_masters@firenet.gov