Suppression Forecast Issued by NWS Cheyenne, WY
000
FNUS75 KCYS 201215
FWSCYS
SPOT FORECAST FOR MORGAN CREEK RX...BLM RAD
NATIONAL WEATHER SERVICE CHEYENNE WY
615 AM MDT MON MAY 20 2013
FORECAST IS BASED ON IGNITION TIME OF 1200 MDT ON MAY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
.DISCUSSION...
CLOUDY AND COOL CONDITIONS WITH INTERMITTENT SHOWERS WILL CONTINUE
THROUGH THIS EVENING. NORTHWEST WINDS WILL BE QUITE GUSTY
ESPECIALLY THIS AFTERNOON. THE UPPER LEVEL SYSTEM RESPONSIBLE FOR
THE UNSETTLED WEATHER WILL MOVE OFF TO THE EAST TONIGHT WITH
SHOWER CHANCES DECREASING. EXPECT WARMER AND DRIER CONDITIONS ON
TUESDAY WITH NORTHWEST WINDS NOT AS STRONG.
.TODAY...
SKY/WEATHER.........CLOUDY (90-100 PERCENT). NUMEROUS RAIN AND SNOW
SHOWERS IN THE MORNING. RAIN SHOWERS LIKELY
THROUGH THE DAY.
MAX TEMPERATURE.....AROUND 45-49.
MIN HUMIDITY........60-65 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 14 TO 22 MPH WITH GUSTS TO 30
MPH ESPECIALLY IN THE AFTERNOON.
CWR.................80 PERCENT.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1000 FT AGL IN THE MORNING INCREASING TO 3500
FT AGL AFTER NOON.
TRANSPORT WINDS.....NORTHWEST 14 TO 22 MPH.
SMOKE DISPERSAL.....FAIR TO GOOD.
.TONIGHT...
SKY/WEATHER.........CLOUDY (80-90 PERCENT) THEN BECOMING PARTLY
CLOUDY (55-65 PERCENT). CHANCE OF RAIN SHOWERS
IN THE EVENING...THEN SLIGHT CHANCE OF RAIN
SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....AROUND 36-38.
MAX HUMIDITY........90-95 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 10 TO 18 MPH WITH GUSTS TO 25
MPH IN THE EVENING DECREASING TO 6 TO 10 MPH
AFTER MIDNIGHT.
CWR.................50 PERCENT IN THE EVENING.
LAL.................1.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2000 FT AGL IN THE EVENING DECREASING TO
NEAR THE GROUND BY LATE IN THE NIGHT.
TRANSPORT WINDS.....NORTHWEST 8 TO 11 MPH.
SMOKE DISPERSAL.....GOOD BECOMING FAIR.
.TUESDAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....AROUND 55-59.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 10 TO 12 MPH WITH GUSTS TO
17 MPH IN THE AFTERNOON.
CWR.................20 PERCENT DECREASING TO 10 PERCENT IN THE
AFTERNOON.
LAL.................1.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 7000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST 10 TO 12 MPH.
SMOKE DISPERSAL.....GOOD TO EXCELLENT.
$$
FORECASTER...FINCH
REQUESTED BY...RAWLINS DISPATCH
TYPE OF REQUEST...PRESCRIBED
.TAG 20130520.MORGA.01/CYS