781
FNUS75 KRIW 040854
FWSRIW

Spot Forecast for COW CAMP...UNITED STATES WILDLAND FIRE SERVICE
National Weather Service Riverton WY
254 AM MDT Fri Sep 4 2026

Forecast is based on forecast start time of 0600 MDT on September 04.
If conditions become unrepresentative, contact the National Weather
Service

...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS
EVENING...

.DISCUSSION...

Conditions today should be fairly similar to yesterday with dry
weather an breezy conditions expected to continue today.  Wind gusts
to and over 25 mph will be likely, especially after 1000 today and
until sunset when wind should decrease to generally just under 10
mph. Relative humidity will fall into the teens again this afternoon
with fair to poor relative humidity again tonight. Mixing and
smoke dispersal will become excellent by 1200. Precipitation chances
will be virtually zero percent today.

Somewhat higher humidity will move in for Saturday along with less
wind than on Friday, although elevated fire weather conditions will
likely continue with less than a 5 percent chance of a shower. Deeper
moisture moves in for Sunday with a much better chance of a shower
or thunderstorm from after 1600 on Sunday through Sunday night and
into Monday.

...Thunderstorms imply strong gusty and erratic winds...

.TODAY...

Sky/weather.........Sunny (0-10 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Max temperature.....Around 80.
Min humidity........14 percent.
Wind (20 ft)........Southwest winds 14 to 16 mph with gusts to
                    around 24 mph.
Ridgetop wind.......Southwest 20 to 25 mph.
Mixing height.......2000 ft AGL until 1000, rising to 9000 ft AGL
                    after 1500.
Transport winds.....Southwest 22 to 24 mph.
Smoke dispersal.....Poor until 0900, becoming excellent in the
                    after 1200.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........30  15  5   0   0   0   0   0   0   0   0   0
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............60  62  63  65  67  70  72  74  75  77  76  76
RH..............32  31  29  28  25  22  18  17  16  15  16  16
20 FT wind dir..S   S   S   SW  SW  SW  SW  SW  SW  SW  SW  SW
20 FT wind spd..10  13  16  16  16  16  15  15  16  15  15  15
20 FT wind gust.15  18  23  23  24  23  22  23  23  22  22  22
Ridge wind dir..S   S   S   SW  SW  SW  SW  SW  SW  SW  SW  SW
Ridge wind spd..20  20  25  25  25  25  25  25  25  25  25  25
Mix hgt (kft)...0.5 0.5 1.0 2.0 4.5 5.5 6.5 7.5 8.0 8.5 9.0 9.0
Transp wind dir.SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.22  22  24  24  24  24  24  24  24  24  23  23
SDspl kt-ft/100010  11  16  47  94  119 139 154 163 177 179 181

.TONIGHT...

Sky/weather.........Clear (0-10 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Min temperature.....Around 59.
Max humidity........35 percent.
Wind (20 ft)........Southwest winds 8 to 15 mph with gusts to
                    around 22 mph until 2100. then south 7 to
                    12 mph with gusts to around 16 mph.
Ridgetop wind.......Southwest around 25 mph until 1900, then south
                    15 to 20 mph.
Mixing height.......8000 ft AGL until 1900, then 500 ft AGL.
Transport winds.....Southwest 15 to 23 mph until 2100, then south
                    13 to 20 mph.
Smoke dispersal.....Excellent until 1900. Poor after 2000.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........0   5   0   5   5   10  10  5   5   10  10  10
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............75  73  68  65  64  64  64  63  63  62  61  61
RH..............16  15  17  18  21  22  24  27  28  30  31  33
20 FT wind dir..SW  SW  SW  S   S   S   S   S   S   S   S   S
20 FT wind spd..15  10  8   6   7   8   9   9   10  12  12  9
20 FT wind gust.22  16  13  10  11  13  14  14  14  16  14  12
Ridge wind dir..SW  SW  SW  S   S   S   S   S   S   S   S   S
Ridge wind spd..25  15  15  15  15  15  15  15  15  20  20  15
Mix hgt (kft)...8.0 2.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.SW  SW  SW  S   S   S   S   S   S   S   S   S
Transp wind spd.23  17  15  13  14  15  16  16  17  20  20  16
SDspl kt-ft/1000161 33  8   6   7   8   8   8   8   9   10  8

.SATURDAY...

Sky/weather.........Sunny (5-15 percent).
CWR.................0 percent.
Chance of pcpn......0 percent.
Chance of thunder...0 percent.
Max temperature.....Around 79.
Min humidity........19 percent.
Wind (20 ft)........Light winds until 1100, then southwest 7 to 10
                    mph. Gusts up to 18 mph.
Ridgetop wind.......Southwest 10 to 15 mph.
Mixing height.......2000 ft AGL until 1000, rising to 11000 ft AGL
                    after 1600.
Transport winds.....Southwest 10 to 18 mph.
Smoke dispersal.....Poor until 0900, becoming excellent in the
                    afternoon after 1300.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........10  20  10  5   5   0   5   10  5   0   0   5
Weather cov.....
Weather type....
Tstm cov........
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............61  59  62  64  67  70  72  74  76  77  77  77
RH..............35  36  32  31  30  29  27  26  23  21  19  19
20 FT wind dir..S   S   SW  SW  SW  W   W   W   SW  SW  SW  SW
20 FT wind spd..6   6   5   5   6   7   9   9   10  10  10  10
20 FT wind gust.10  8   8   8   11  12  14  16  17  17  17  16
Ridge wind dir..S   S   SW  SW  SW  W   W   W   SW  SW  SW  SW
Ridge wind spd..15  10  10  10  10  15  15  15  15  15  15  15
Mix hgt (kft)...0.5 0.5 1.0 2.0 3.5 5.5 7.0 9.0 10  9.5 11  11
Transp wind dir.S   S   S   SW  SW  SW  SW  SW  SW  SW  SW  SW
Transp wind spd.13  12  10  10  14  16  17  17  18  18  18  17
SDspl kt-ft/10006   5   8   17  43  76  106 131 157 152 179 162

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...
Mostly clear. Lows in the upper 50s. Highs in the mid 70s. Light
winds.
.LABOR DAY...
Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the lower 70s.
Southwest winds around 17 mph.
.TUESDAY...
Mostly clear. Lows around 50. Highs in the upper 60s. West winds
around 13 mph.

$$
Forecaster...Hattings
Requested by...Shelby Bell
Type of request...WILDFIRE
.TAG 2621182.1/RIW
.DELDT 09/04/26
.FormatterVersion 2.0.0
.EMAIL wycdc@firenet.gov,kaden_mcelhinny@hotmail.com