FNUS75 KGGW 242221
FWSGGW

SPOT FORECAST FOR TIN CAN UNIT B...LEWISTOWN DISPATCH
NATIONAL WEATHER SERVICE GLASGOW MT
421 PM MDT SUN APR 24 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON APRIL 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE AIRMASS WILL START THE WEEK DRY...BUT WILL BECOME
MORE MOIST BY TUESDAY. BETTER INSTABILITY AND MOISTURE WILL MAKE
FOR BETTER POTENTIAL FOR SHOWERS AND THUNDERSTORMS ON TUESDAY AS
WELL. WINDS WILL GENERALLY BE LIGHT...BUT A WIND SHIFT TUESDAY
AFTERNOON WILL MAKE FOR STRONGER NORTHWEST WINDS INTO THE EVENING
HOURS.

.MONDAY...
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (50-60 PERCENT CUMULUS). SCATTERED
                    RAIN SHOWERS WITH A SLIGHT CHANCE FOR THUNDERSTORMS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....61-66.
MIN HUMIDITY........18-23 PERCENT.
WIND (20 FT)........SOUTH WINDS AROUND 7 MPH.
CWR.................10 PERCENT.
MIXING HEIGHT.......12200 FT AGL.
MIXING WINDS........SOUTH-SOUTHWEST AROUND 10 MPH.

OUTLOOK FOR TUESDAY...
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). ISOLATED RAIN
                    SHOWERS IN THE MORNING...THEN SCATTERED RAIN
                    SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....56-61.
MIN HUMIDITY........22-27 PERCENT.
WIND (20 FT)........NORTHWEST 8-12 MPH...INCREASING TO 13-18 MPH WITH
                    GUSTS TO 25 MPH IN THE AFTERNOON.
CWR.................10 PERCENT.
MIXING HEIGHT.......10200 FT AGL.
MIXING WINDS........NORTHWEST AROUND 18 MPH.

$$
FORECASTER...GILCHRIST
REQUESTED BY...KRISTOPHER GEORGE
TYPE OF REQUEST...PRESCRIBED
.TAG 20110424.TINCA.01/GGW