Suppression Forecast
Issued by NWS Rapid City, SD

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FNUS73 KUNR 161346
FWSUNR

Spot Forecast for North Terrance...NATIONAL PARK SERVICE
National Weather Service Rapid City SD
746 AM MDT Mon Oct 16 2017

Forecast is based on ignition time of 0800 MDT on October 16.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...An upper level ridge will bring mild and dry
conditions this week. Temperatures will be in the upper 60s to
mid 70s, with low relative humidities and gusty winds at times.
The driest day will be Tuesday, with minimum relative humidities
around 15 to 20 percent. Gusty winds across parts of northeastern
Wyoming may result in critical fire weather conditions.

.TONIGHT...

Sky/weather.........Clear.
Temperature.........Min 38.
RH..................Max 62 percent.
Wind (20 ft)........South winds 5 to 10 mph.
CWR.................0 percent.
LAL.................1.
Haines Index........3 to 4 OR or very low potential for large plume
                    dominated fire growth to or low potential for
                    large plume dominated fire growth.
Mixing height.......100 to 600 ft agl.
Transport winds.....South 10 to 15 mph.
Smoke dispersal.....Poor.

.TUESDAY...

Sky/weather.........Sunny.
Temperature.........Max 71.
RH..................Min 18 percent.
Wind (20 ft)........Southwest winds around 10 mph.
CWR.................0 percent.
LAL.................1.
Haines Index........4 to 5 OR or low potential for large plume
                    dominated fire growth to or moderate potential
                    for large plume dominated fire growth.
Mixing height.......1300 to 1800 ft agl early morning, increasing
                    to 4000 to 4500 ft agl late morning,
                    increasing to 6600 to 8000 ft agl in the
                    afternoon, decreasing to 2300 to 2800 ft agl
                    by late afternoon.
Transport winds.....Southwest 10 to 20 mph.
Smoke dispersal.....Fair increasing to good early in the
                    afternoon, then increasing to very good
                    late in the afternoon decreasing to poor late
                    in the afternoon.

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...
Mostly clear. Lows in the lower 40s. Highs in the mid 60s. West
winds around 10 mph.
.THURSDAY...
Mostly clear. Lows in the lower 40s. Highs in the lower 70s.
South winds around 10 mph.
.FRIDAY...
Mostly clear. Lows in the mid 40s. Highs in the lower 70s.
Southwest winds around 10 mph.

$$
Forecaster...SS
Requested by...Lee Dueker
Type of request...PRESCRIBED
.TAG 1717270.0/UNR
.EMAIL lee_dueker@nps.gov



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