Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 291053
FWSRIW

Spot Forecast for West Slope Riparian RX...BLM WOD
National Weather Service Riverton WY
453 AM MDT Wed Mar 29 2017

Forecast is based on ignition time of 1000 MDT on March 29.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Dry and slightly warmer conditions will prevail
today between storm systems. Southerly winds will prevail at the
surface this afternoon.  The next Pacific storm will conditions
will dive southeast across the Intermountain West into the Great
Basin on Thursday, with a cold front moving across the area
Thursday afternoon. Chances of showers and isolated thunderstorms
will increase Thursday afternoon with the frontal passage. The
heaviest rain with this system is expected Friday morning across
the burn area.

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

FORECASTER...Meunier

.TODAY...

Sky/weather.........Partly cloudy (40-50 percent) in the morning...Increasing
                    high clouds in the afternoon (70-80 percent by 1500).
Max temperature.....58-61.
Min humidity........24-27 percent.
20-foot winds.......South 4-8 mph...increasing to 10-12 mph with gusts 15 to 20 mph in the late morning
                    and afternoon.
Ridge top winds.....South 10 to 15 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.......6200-7200 ft AGL in the afternoon.
Transport winds.....Southwest 14 to 17 mph in the afternoon.
Smoke dispersal.....Good in the afternoon.

.TONIGHT...

Sky/weather.........Mostly Cloudy (80-90 percent).
Min temperature.....41-44.
Max humidity........55-58 percent.
20-foot winds.......South winds around 8 mph early in the evening
                    becoming downslope/downvalley 4-7 mph. Gusts up
                    to 15 mph.
Ridge top winds.....South 10 to 15 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.......Near 5000 feet until 1900, then 500 FT AGL after midnight.
Transport winds.....South 14 to 16 mph.
Smoke dispersal.....Poor to fair.

.THURSDAY...

Sky/weather.........Cloudy (80-90 percent) with isolated showers by noon. Scattered showers with an isolated thunderstorm
                    possible late afternoon.
Max temperature.....55-58.
Min humidity........36-39 percent.
20-foot winds.......South to southeast 5 to 10 mph with gusts 15 to 20 mph in the late morning
                    and early afternoon. Becoming north northwest 5 to 10 mph in the late afternoon.
Ridge top winds.....South 10 to 15 mph, becoming north around 10 mph late afternoon.
LAL.................Isolated Tstms after 1500.
Chc of wetting rain.10 percent.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......5300-6300 ft AGL.
Transport winds.....South 13 to 17 mph, becoming north around 10 mph in the late afternoon.
Smoke dispersal.....Good in the afternoon.

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...
Cloudy with scattered rain showers in the evening, rain likely after midnight.
Lows in the lower 40s. North winds 15 to 20 mph with gusts 30 to 35 mph.

.FRIDAY...
Cooler. Mostly cloudy with chance of rain. Lows in the lower 40s.
Highs in the mid 40s. North winds 15 to 20 mph with gusts 30 to 35 mph.

.SATURDAY...
Partly cloudy. Lows in the upper 30s. Highs in the mid 50s. Winds
generally less than 10 mph.

.SUNDAY...
Partly cloudy. Slight chance of showers. Lows in the upper 30s.
Highs in the mid 50s. Winds generally less than 10 mph.

$$
Forecaster...Meunier
Requested by...Tim Haas
Type of request...PRESCRIBED
.TAG 1705387.0/RIW
.EMAIL tjhaas@blm.gov



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