FNUS75 KGGW 302248
FWSGGW

SPOT FORECAST FOR TIN CAN HILL UNIT G...LEWISTOWN BLM
NATIONAL WEATHER SERVICE GLASGOW MT
448 PM MDT TUE APR 30 2013

FORECAST IS BASED ON IGNITION TIME OF 0900 MDT ON MAY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SURFACE HIGH PRESSURE OVER SASKATCHEWAN IN THE MORNING MOVES INTO
MANITOBA. THIS WILL ALLOW ANY WINDS TO TURN CLOCKWISE FROM A
SOUTHEASTERLY DIRECTION. ON THURSDAY...A LEE-SIDE TROUGH MOVES
EAST THROUGH THE AREA ALLOWING SOUTHWEST WINDS IN ITS WAKE. EXPECT
LOWERING HUMIDITIES THROUGH THURSDAY.

.WEDNESDAY...
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....47-52.
MIN HUMIDITY........21-26 PERCENT.
WIND (20 FT)........VARIABLE 1-3 MPH.
LAL.................1.
CWR.................ZERO.
MIXING HEIGHT.......12000 FT AGL.
MIXING WINDS........NORTHWEST 15 MPH.

.WEDNESDAY NIGHT...
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....29-34.
MAX HUMIDITY........56-61 PERCENT.
WIND (20 FT)........VARIABLE 1-3 MPH BECOMING SOUTH AROUND 5 MPH
                    AFTER MIDNIGHT.
LAL.................1.
CWR.................ZERO.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........SOUTH 5 MPH.

.THURSDAY...
SKY/WEATHER.........SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....63-68.
MIN HUMIDITY........12-17 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 7 MPH.
LAL.................1.
CWR.................ZERO.
MIXING HEIGHT.......8700 FT AGL.
MIXING WINDS........WEST 15 MPH.

$$
FORECASTER...JAMBA
REQUESTED BY...DAN MCMASTER
TYPE OF REQUEST...PRESCRIBED
.TAG 20130501.TINCA.02/GGW