Spot Forecast
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
409
FNUS75 KGJT 302347
FWSGJT
Spot Forecast for Rio Blanco...USFS
National Weather Service Grand Junction CO
547 PM MDT Thu Jul 30 2026
Forecast is based on forecast start time of 0600 MDT on July 31.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...Slight (15%) chances for showers and thunderstorms
in the late afternoon and evening each day with associated risks
for lightning and strong outflow winds gusting 30-45 mph.
Otherwise, expect light winds, dry conditions and warm
temperatures 5-10 degrees above normal.
.FRIDAY...
Sky/weather.........Sunny (10-20 percent).
CWR.................0 percent.
Max temperature.....90-95.
Min humidity........14-19 percent.
Wind (20 ft)........North winds 5 mph shifting to the west in the
afternoon.
Smoke dispersal.....Poor (37000 knot-ft) increasing to good in the
afternoon.
Mixing height.......12700 ft AGL.
Transport winds.....East 5 mph shifting to the west 10 mph in the
afternoon.
Chance of thunder...0 percent.
.FRIDAY NIGHT...
Sky/weather.........Mostly cloudy (55-65 percent) then becoming
partly cloudy (40-50 percent). Slight chance of
showers and thunderstorms in the evening.
CWR.................0 percent.
Min temperature.....51-56.
Max humidity........80-85 percent.
Wind (20 ft)........Northeast winds 10 mph. Gusty and erratic winds
expected near thunderstorms in the evening.
Smoke dispersal.....Fair decreasing to poor (5000 knot-ft)
overnight.
Mixing height.......9800 ft AGL decreasing to 600 ft AGL overnight.
Transport winds.....East 11 mph.
Chance of thunder...15 percent.
.SATURDAY...
Sky/weather.........Mostly sunny (20-30 percent). Slight chance of
showers and thunderstorms in the afternoon.
CWR.................10 percent.
Max temperature.....87-92.
Min humidity........18-23 percent.
Wind (20 ft)........North winds 5 mph shifting to the west in the
afternoon. Gusty and erratic winds expected
near thunderstorms in the afternoon.
Smoke dispersal.....Fair increasing to very good in the afternoon.
Mixing height.......12300 ft AGL.
Transport winds.....Northwest 10 mph.
Chance of thunder...15 percent.
.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...
Mostly clear. Lows in the lower 50s. Highs in the lower 90s.
Northeast winds 5 mph.
.MONDAY...
Mostly clear. Lows in the mid 50s. Highs in the mid 90s.
Northwest winds 5 mph.
.TUESDAY...
Partly cloudy. Chance (25%) of afternoon showers and thunderstorms.
Lows in the mid 50s. Highs in the lower 90s. North winds 5 mph.
.WEDNESDAY...
Partly cloudy. Chance (40%) of afternoon showers and thunderstorms.
Lows in the mid 50s. Highs in the lower 90s.
.THURSDAY...
Partly cloudy. Chance (35%) of afternoon showers and thunderstorms.
Lows in the lower 50s. Highs around 90.
$$
Forecaster...David Byers
Requested by...Nancy Masters
Type of request...WILDFIRE
.TAG 2618553.3/GJT
.DELDT 07/30/26
.FormatterVersion 2.0.0
.EMAIL lance.martin@usda.gov,thaddeus_mckain@firenet.gov,nancy_masters@firenet.gov