National Weather Service Text Product Display

Suppression Forecast
Issued by NWS Riverton, WY
Versions: 1 2 3 4 5 6 7 8
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FNUS75 KRIW 241059
FWSRIW

Spot Forecast for Mosquito Creek North RX...USFS
National Weather Service Riverton WY
459 AM MDT Tue Apr 24 2018

Forecast is based on ignition time of 0900 MDT on April 24.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Dry weather today through Wednesday. Wind speeds
will be light today with a little increase in wind speeds
Wednesday afternoon. With the south aspect or exposure, wind
direction will be more terrain driven. The snow cover at
the surface will impact temperature and relative humidity.
Will see this once observations are taken near the burn area.
Using terrain map to help with forecast since no on site
observations are available yet.

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

FORECASTER...AR

.TODAY...

Sky/weather.........Becoming Partly cloudy by 1100. Then
                    mostly sunny after 1300.
Max temperature.....46-49.
Min humidity........39-42 percent.

20-foot winds.......Upslope/upvalley at 5 to 8 mph.

Ridge top winds.....East to southeast at 6 to 10 mph.

LAL.................No Tstms.
Chc of wetting rain.zero percent.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......Increasing to 4500-5500 ft AGL.
Transport winds.....East to Northeast around 10 mph.
Smoke dispersal.....Poor until 1200. Then Fair after 1200.

.TONIGHT...

Sky/weather.........Clear.
Min temperature.....23-26.
Max humidity........80-83 percent.

20-foot winds.......Becoming Downslope/downvalley at 4 to 7 mph
                    after sunset.

Ridge top winds.....East to southeast at 6 to 9 mph.

LAL.................No Tstms.
Chc of wetting rain.Zero percent.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......Decreasing to 500 ft AGL.
Transport winds.....East to southeast at 5 to 9 mph.
Smoke dispersal.....Fair...becoming poor by midnight.

.WEDNESDAY...

Sky/weather.........Sunny.
Max temperature.....54-57.
Min humidity........31-34 percent.

20-foot winds.......Upslope/upvalley at 4 to 7 mph until 1100.
                    Then south or upslope at 6 to 10 mph after 1100.
                    with gusts up to 13 mph.

Ridge top winds.....South to southeast at 5 to 10 mph until 1200.
                    Then south to southwest at 7 to 12 mph after 1200
                    with gusts to 15 mph.

LAL.................No Tstms.
Chc of wetting rain.Zero percent.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......Increasing to 5000-6000 ft AGL.
Transport winds.....South around 10 mph until 1200.
                    Then south to southwest at 10 to 15 mph after 1200
                    with gusts to 20 mph.
Smoke dispersal.....Becoming Fair by 1100, then becoming good
                    by 1400.

.FORECAST DAYS 3 THROUGH 5...

.WEDNESDAY NIGHT...
Mostly clear. Lows in the lower 30s. Winds generally less than
10 mph.

.THURSDAY...
Clear. Highs in the mid 50s. Winds generally less than 10 mph.

.FRIDAY...
Mostly clear. Lows in the upper 20s. Highs around 60. South winds
around 10 mph in the afternoon.

.SATURDAY...
Mostly cloudy. Chance of rain showers, snow showers Saturday night.
Slight chance of thunderstorms in the afternoon and early evening.
Lows in the mid 30s. Highs in the upper 50s. South to southwest
at 10 to 15 mph.

$$
Forecaster...Ross
Requested by...David Wilkins
Type of request...PRESCRIBED
.TAG 1807469.0/RIW
.EMAIL dawilkins@fs.fed.us
National Weather Service National Headquarters
