FNUS73 KGID 061359
FWSGID

SPOT FORECAST FOR KIRWIN NWR...USFWS
NATIONAL WEATHER SERVICE HASTINGS NE
859 AM CDT FRI MAY 6 2011

FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MAY 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...ALTHOUGH THE OFFICIAL FUEL STATUS IS UNFAVORABLE FOR
EXPLOSIVE FIRE GROWTH...MINIMUM RELATIVE HUMIDITIES SHOULD FALL
INTO THE 15-20 PERCENT RANGE FOR SEVERAL HOURS THIS AFTERNOON AS
TEMPERATURES RISE INTO THE 80S. WINDS WILL BE SOMEWHAT TRICKY
TODAY...AS A SURFACE TROUGH AXIS EDGES EASTWARD INTO THE REGION.
STARTING OFF THIS MORNING...WINDS WILL INCREASE FROM THE
SOUTH-SOUTHWEST AT SUSTAINED SPEEDS AROUND 20 MPH AND GUSTS TO
AROUND 30 MPH. HOWEVER...AS THE TROUGH AXIS MOVES ACROSS THIS
AFTERNOON...WINDS WILL DIMINISH AT LEAST SLIGHTLY AND BECOME
WESTERLY...AND THEN LIGHT AND NORTHWESTERLY BY SUNSET WITH LIGHT
WINDS PERSISTING THROUGH THE NIGHT. LIGHTER BREEZES WILL PREVAIL
ON SATURDAY...GENERALLY FROM THE EAST AT NO MORE THAN 10-15 MPH.
MINIMUM RH VALUES ARE CURRENTLY FORECAST TO HOLD UP IN THE LOWER
20S SATURDAY. NO PRECIPITATION IS ANTICIPATED OVER THE NEXT 24-36
HOURS.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (45-55 PERCENT).
MAX TEMPERATURE.....AROUND 83 NEAR 4 PM.
MIN HUMIDITY........16 PERCENT NEAR 4 PM
20-FOOT WINDS.......SOUTHWEST WINDS 9 TO 17 MPH WITH GUSTS TO
                    AROUND 30 MPH.
HAINES INDEX........4 TO 6.
MIXING HEIGHT.......RISING TO AROUND 5500 FT AGL THIS AFTERNOON.
TRANSPORT WINDS........SOUTHWEST AROUND 19 MPH.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (65-75 PERCENT).
MIN TEMPERATURE.....AROUND 46 NEAR 7 AM.
MAX HUMIDITY........76 PERCENT NEAR 7 AM.
20-FOOT WINDS.......SOUTH WINDS 5 TO 9 MPH SHIFTING TO THE
                    NORTHEAST 6 TO 9 MPH AFTER MIDNIGHT.
HAINES INDEX........4 TO 5.
MIXING HEIGHT.......DECREASING TO AROUND 300 FT AGL SHORTLY AFTER
SUNSET.
TRANSPORT WINDS........SOUTHEAST AROUND 7 MPH.

.SATURDAY...
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING
                    MOSTLY SUNNY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 83 NEAR 4 PM.
MIN HUMIDITY........22 PERCENT NEAR 4 PM.
20-FOOT WINDS.......NORTHEAST WINDS 6 TO 9 MPH SHIFTING TO THE EAST
                    5 TO 7 MPH IN THE AFTERNOON.
HAINES INDEX........4 TO 6.
MIXING HEIGHT.......RISING FROM 300 FT AGL IN THE EARLY MORNING TO NEAR
6100 FT AGL BY MID AFTERNOON.
TRANSPORT WINDS........NORTHEAST AROUND 8 MPH.

.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE MID
80S. EAST WINDS AROUND 11 MPH.
.MONDAY...MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 90.
EAST WINDS AROUND 13 MPH.
.TUESDAY...MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
80S. SOUTHWEST WINDS AROUND 10 MPH.
.WEDNESDAY...NOT AS WARM. PARTLY CLOUDY. LOWS IN THE LOWER 50S.
HIGHS IN THE MID 70S.
.THURSDAY...PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S.

$$
FORECASTER...NWS/PFANNKUCH
REQUESTED BY...JEFF DUNLAP
TYPE OF REQUEST...PRESCRIBED
.TAG 20110506.KIRWI.01/GID