Suppression Forecast
Issued by NWS Riverton, WY

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435
FNUS75 KRIW 171556
FWSRIW

Spot Forecast for Hadsell RX...BLM
National Weather Service Riverton WY
956 AM MDT Mon Apr 17 2017

Forecast is based on ignition time of 1000 MDT on April 17.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...An approaching low pressure trough will bring increased
southwest winds across the burn area today and tuesday with increasing
clouds.  Scattered showers and isolated thunderstorms will move in on
Tuesday.

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

FORECASTER...C.Baker

.TODAY...

Sky/weather.........Partly cloudy (45-55 percent).
Max temperature.....56-59.
Min humidity........25-27 percent.
20-foot winds.......Breezy. Southwest 12 to 21 mph with gusts to around 35
                    mph until 1100 am, then increasing to 25 to 26 mph with
                    gusts to around 45 mph in the afternoon.
Ridge top winds.....southwest around 25 mph late in the morning, then
                    increasing to around 35 mph in the afternoon.
LAL.................No Tstms.
Chc of wetting rain.Zero percent.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......1000 ft AGL until 1200, then 9500 ft AGL.
Transport winds.....Southeast around 17 mph shifting to the
                    southwest around 26 mph late in the morning,
                    then increasing to around 39 mph in the
                    afternoon.
Smoke dispersal.....Fair increasing to excellent in the afternoon.

.TONIGHT...

Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....34-37.
Max humidity........75-77 percent.
20-foot winds.......Breezy. West winds 15 to 25 mph with gusts to
                    around 45 mph decreasing to 8 to 13 mph with
                    gusts to around 25 mph after midnight.
Ridge top winds.....West 25 to 30 mph decreasing to around 15 mph
                    after midnight.
LAL.................No Tstms.
Chc of wetting rain.Zero percent.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......5300 ft AGL until 2400, then 800 ft AGL.
Transport winds.....West 26 to 35 mph decreasing to 17 to 21 mph
                    after midnight.
Smoke dispersal.....Excellent decreasing to poor after midnight.

.TUESDAY...

Sky/weather.........Cloudy (80-90 percent). Isolated rain showers in
                    the morning, then scattered rain showers and
                    isolated thunderstorms in the afternoon.
Max temperature.....53-56.
Min humidity........40-43 percent.
20-foot winds.......Upslope/upvalley 5-9 mph becoming west 10 to 17
                    mph with gusts to around 30 mph in the late
                    morning and afternoon. Gusty and erratic winds
                    expected near thunderstorms in the afternoon.
Ridge top winds.....Southwest 15 to 20 mph shifting to the west 20
                    to 25 mph in the afternoon.
LAL.................No Tstms until 1200, then 1-8 strikes.
Chc of wetting rain.15 percent.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......1500 ft AGL until 1200, then 7700 ft AGL.
Transport winds.....West 17 to 26 mph.
Smoke dispersal.....Fair increasing to excellent in the afternoon.

.FORECAST DAYS 3 THROUGH 5...
.TUESDAY NIGHT...
Numerous showers and isolated thunderstorms in the evening, then
numerous showers and snow showers after midnight. Lows in the
lower 30s. Winds generally less than 10 mph.
.WEDNESDAY...
Colder. Partly cloudy. Chance of rain showers and snow showers. Lows
in the lower 30s. Highs in the mid 40s. Northwest winds around
12 mph.
.THURSDAY...
Mostly cloudy. Chance of rain showers, snow showers and isolated
thunderstorms. Lows around 30. Highs in the upper 40s. Winds
generally less than 10 mph.
.FRIDAY...
Cloudy with chance of showers and snow showers. Lows in the lower
30s. Highs in the lower 40s. North winds around 10 mph.

$$
Forecaster...C.Baker
Requested by...Aaron Thompson
Type of request...PRESCRIBED
.TAG 1707047.0/RIW
.EMAIL althompson@blm.gov



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