FNUS73 KUNR 312020
FWSUNR

SPOT FORECAST FOR FRENCH CREEK 3 RX...SOUTH DAKOTA GAME, FISH, AND PARKS - CSP
NATIONAL WEATHER SERVICE RAPID CITY SD
120 PM MST SUN JAN 31 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON FEBRUARY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE CONTACT THE
NATIONAL WEATHER SERVICE OFFICE IN RAPID CITY.

.DISCUSSION...A WEAK WEATHER SYSTEM WILL CROSS THE BLACK HILLS
AREA TONIGHT INTO MONDAY...BRINGING LIGHT SNOW TO MOST OF THE AREA.
THE SOUTHERN BLACK HILLS SHOULD ONLY RECEIVE AN INCH OR LESS OF
LIGHT SNOW...WITH ACCUMULATIONS MAINLY OCCURRING BETWEEN LATE
TONIGHT AND NOON ON MONDAY. MIXING WILL INITIALLY BE POOR IN THE
MORNING WITH LIGHT WEST WINDS. MIXING WILL IMPROVE AFTER 11 AM AS
WINDS INCREASE OUT OF THE NORTHWEST. TEMPERATURES WILL BE LIMITED
TO THE UPPER 20S WITH MINIMUM RELATIVE HUMIDITIES ONLY FALLING TO
AROUND 60 PERCENT MONDAY AFTERNOON.

.TONIGHT...

SKY/WEATHER.........CLOUDY. SNOW LIKELY.
MIN TEMPERATURE.....7 TO 9.
MAX HUMIDITY........90 TO 96 %.
WIND (20 FT)........NORTHEAST WINDS 3 TO 5 MPH IN THE EVENING
                    BECOMING LIGHT.
CWR.................00.
HAINES INDEX........2.
MIXING HEIGHT.......100 TO 300 FT AGL.
TRANSPORT WINDS.....NORTHEAST 6 TO 8 MPH BECOMING LIGHT.
SMOKE DISPERSAL.....POOR.

.MONDAY...

SKY/WEATHER.........MOSTLY CLOUDY. SNOW LIKELY.
                    TEMPERATURE.........25 TO 27 AT IGNITION...MAX 28.
                    MIN HUMIDITY........62 TO 65 % AT IGNITION...MIN 60 %.
WIND (20 FT)........WEST 6 TO 8 MPH EARLY...NORTHWEST 10 TO 15
                    MPH AFTER 11 AM.
CWR.................00.
HAINES INDEX........2.
MIXING HEIGHT.......300 TO 500 FT AGL EARLY...BECOMING 1200 TO
                    1500 FT AGL AFTER 11 AM.
TRANSPORT WINDS.....WEST 8 TO 10 MPH...BECOMING NORTHWEST 15
                    TO 20 MPH AFTER 11 AM.
SMOKE DISPERSAL.....POOR UNTIL 11 AM...THEN FAIR.

$$
FORECASTER...SR
REQUESTED BY...LINDSEY BARNEY
TYPE OF REQUEST...PRESCRIBED
.TAG 20100201.FRENC.01/UNR