FNUS73 KUNR 261602
FWSUNR

SPOT FORECAST FOR WIND CAVE PILES
NATIONAL WEATHER SERVICE RAPID CITY SD
902 AM MST MON JAN 26 2009

IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE.

DISCUSSION...LIGHT SNOW WILL CONTINUE THROUGH MOST OF THE
DAY...BEFORE STARTING TO TAPER OFF LATER THIS AFTERNOON. FRIGID
TEMPERATURES WILL COTINUE THROUGH TODAY...WITH WARMER TEMPERATURES
EXPECTED ON TUESDAY. POOR SMOKE DISPERSAL IS EXPECTED TOMORROW AS
WARM AIR MOVING IN ALOFT WILL CREATE AN INVERSION...WHICH WILL LEAD
TO LOW MIXING HEIGHTS.

FOR PLANNED IGNITION TIME OF 1030 MST 1/26/09
   SKY / WEATHER.......CLOUDY WITH SNOW LIKELY. UP TO AN ADDITIONAL
                       2 INCHES EXPECTED.
   TEMPERATURE.........2...MAX 10
   RH..................70%...MIN 67%
   20 FOOT WIND........LIGHT AND VARIABLE AT UP TO 5 MPH
   CWR.................40%
   HAINES INDEX........2
   MIXING HEIGHT.......2000 FT AGL
   MIXING WINDS........LIGHT AND VARIABLE AT UP TO 5 MPH
   CLEARING INDEX......POOR

FOR TONIGHT
   SKY / WEATHER.......MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SNOW
                       IN THE EVENING...BECOMING PARTLY CLOUDY
                       AFTER MIDNIGHT.
   TEMPERATURE.........MIN -4
   RH..................MAX 95%
   20 FOOT WIND........LIGHT AND VARIABLE AT UP TO 5 MPH.
   CWR.................0%
   HAINES INDEX........2
   MIXING HEIGHT.......LESS THAN 500 FT AGL
   MIXING WINDS........LIGHT AND VARIABLE IN THE EVENING BECOMING
                       SOUTHWEST AT AROUND 10 MPH
   CLEARING INDEX......POOR

OUTLOOK FOR TOMORROW
   SKY / WEATHER.......PARTLY CLOUDY
   TEMPERATURE.........MAX 23
   RH..................MIN 45%
   20 FOOT WIND........SOUTHWEST AT 8 TO 13 MPH
   CWR.................0%
   HAINES INDEX........2 BECOMING 3 IN THE AFTERNOON.
   MIXING HEIGHT.......1500 FT AGL
   MIXING WINDS........SOUTHWEST AT 15 TO 20 MPH
   CLEARING INDEX......POOR

FORECASTER...JS

$$

REQUESTED BY...JASON DEVCICH
REASON FOR REQUEST...UNDER THE INTERAGENCY AGREEMENT FOR METEOROLOGICAL SERVICES (USFS, BLM, NPS, U