171
FNUS75 KRIW 280144
FWSRIW

Spot Forecast for Little Venus Staff Ride...USFS SHF
National Weather Service Riverton WY
744 PM MDT Mon May 27 2024

Forecast is based on forecast start time of 0600 MDT on May 28.
If conditions become unrepresentative, contact the National Weather
Service

.DISCUSSION...

A relatively warm and dry start Wednesday morning. Winds will be
increasing toward 1200, with gusts around 35 mph possible through
the afternoon. Showers and thunderstorms will be likely (60-80%)
after 1300 through 1800, with a cold front moving through the
area between 1400 and 1800. A wetting rain does not look likely at
this time. Temperatures will be in the upper 30s by Thursday
morning. There will also be a small chance (20%) of a shower
Wednesday night into Thursday morning.

...Thunderstorms imply strong gusty and erratic winds...
...Haines index is high level haines both day and night...

.TUESDAY...

Sky/weather.........Sunny (10-20 percent).
Chance of pcpn......0 percent.
Max temperature.....Around 64.
Min humidity........30 percent.
Min apparent temp...30.
Surface winds (mph).Southwest winds 6 to 10 mph early in the
                    morning becoming light, then becoming southeast
                    around 6 mph early in the afternoon shifting to
                    the south 6 to 8 mph shifting to the southwest
                    around 6 mph late in the afternoon.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........6   6   5   5   5   4   4   11  18  25  23  21
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0   0   0   0   0
Temp............37  42  47  52  55  58  61  62  63  64  64  64
RH..............59  53  47  41  39  36  34  33  31  30  30  30
Wind chill (F)..30  37  44  52  55  58  61  62  63  64  64  64
Surface wnd dir.SW  SW  SW  SE  E   E   E   SE  S   S   S   SW
Surface wnd spd.10  8   6   4   5   5   6   6   8   6   8   6
Surface wnd gst.16  13  9       7   7   9   9   10  9   10  9

.TUESDAY NIGHT...

Sky/weather.........Partly cloudy (25-35 percent) then becoming
                    mostly cloudy (50-60 percent).
Chance of pcpn......10 percent.
Min temperature.....Around 46.
Max humidity........56 percent.
Min apparent temp...39.
Surface winds (mph).Southwest winds 8 to 16 mph. Gusts up to 24 mph
                    late in the evening.

TIME (MDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........19  24  29  33  32  32  31  31  32  32  44  56
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   10  10  10  10  10  0   0   0   0   0   10
Temp............64  61  57  54  52  49  47  47  46  46  46  47
RH..............30  35  39  43  47  50  54  55  55  56  55  54
Wind chill (F)..64  61  57  54  52  44  41  41  40  39  39  41
Surface wnd dir.SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Surface wnd spd.8   8   9   10  11  13  14  15  15  16  16  15
Surface wnd gst.10  13  14  16  17  20  21  23  23  24  24  23

.WEDNESDAY...

Sky/weather.........Partly sunny (55-65 percent). Rain showers
                    likely and chance of thunderstorms in the
                    afternoon.
Chance of pcpn......70 percent.
Max temperature.....Around 64.
Min humidity........31 percent.
Max apparent temp...64.
Surface winds (mph).Southwest winds 14 to 23 mph. Gusts up to 31
                    mph increasing to 36 mph late in the afternoon.

TIME (MDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........68  68  67  67  63  58  54  55  56  57  55  53
Weather cov.....                        LKY LKY LKY LKY LKY LKY
Weather type....                        RW  RW  RW  RW  RW  RW
Tstm cov........                        CHC CHC CHC CHC CHC CHC
Chc of pcpn (%).10  10  10  10  10  10  70  70  70  70  70  70
Temp............47  51  55  58  61  63  64  64  63  61  60  59
RH..............53  49  45  41  37  33  31  32  34  37  38  40
Wind chill (F)..41  51  55  58  61  63  64  64  63  61  60  59
Surface wnd dir.SW  SW  SW  SW  SW  SW  SW  SW  W   W   W   W
Surface wnd spd.14  14  14  14  15  18  19  20  20  21  21  23
Surface wnd gst.22  22  22  23  24  26  29  30  31  32  35  36

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY...
Cooler. Mostly clear. Slight chance of showers and snow showers
in the morning. Lows in the mid 30s. Highs in the lower 50s. West
winds around 14 mph.
.FRIDAY...
Mostly clear. Lows in the lower 30s. Highs in the upper 50s. West
winds around 11 mph.
.SATURDAY...
Partly cloudy. Lows in the mid 30s. Highs in the lower 60s. West
winds around 10 mph.

$$
Forecaster...LaVoie
Requested by...Cody Interagency Dispatch
Type of request...OTHER
.TAG 2415060.0/RIW
.DELDT 05/28/24
.FormatterVersion 2.0.0
.EMAIL wycdc@firenet.gov