FNUS75 KRIW 171638
FWSRIW

SPOT FORECAST FOR COLD SPRINGS...IA CDC
NATIONAL WEATHER SERVICE RIVERTON WY
1038 AM MDT SUN JUL 17 2011

FORECAST IS BASED ON REQUEST TIME OF 1018 MDT ON JULY 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HOT DRY AND CONDITIONS CAN BE EXPECTED THIS AFTERNOON ACROSS THE
FIRE AREA. BREEZY WIND WILL DEVELOP DURING THE AFTERNOON HOURS AT
THE TIME OF MAXIMUM HEATING. AN ISOLATED HIGH BASED THUNDERSTORMS
IS NOT OUT OF THE QUESTION TODAY BUT STORMS WILL BE FAR MORE
LIKELY MONDAY AS SUBTROPICAL MOISTURE REACHES THE AREA. THE HEAT
WILL CONTINUE MONDAY ONLY TEMPERED BY INCREASED CLOUDINESS AND THE
POSSIBILITY FOR SCATTERED THUNDERSTORMS IN THE AREA.

...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS...
...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT...

FORECASTER...BERC

.TODAY...
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (35-45 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....96-99.
MIN HUMIDITY........8-11 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTH AROUND
                    10 MPH AND GUSTY LATE IN THE AFTERNOON. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    IN THE AFTERNOON.
RIDGE TOP WINDS.....EAST AROUND 15 MPH SHIFTING TO THE SOUTH BY
                    4 PM.
LAL.................1 UNTIL 1200...THEN 2.
CHC OF WETTING RAIN.ZERO PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
                    AND THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 70.
MAX HUMIDITY........27-30 PERCENT.
20 FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH
                    BECOMING DOWNSLOPE/DOWNVALLEY 4-7
                    MPH...THEN BECOMING EAST AROUND 9 MPH AFTER
                    MIDNIGHT. GUSTS UP TO 15 MPH.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH SHIFTING TO THE EAST IN
                    BY MIDNIGHT.
LAL.................2.
CHC OF WETTING RAIN.LESS THAN 5 PERCENT.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

.MONDAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). SCATTERED
                    SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....93-96.
MIN HUMIDITY........15-18 PERCENT.
20 FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
RIDGE TOP WINDS.....EAST AROUND 15 MPH SHIFTING TO THE SOUTHWEST IN
                    THE LATE MORNING AND AFTERNOON.
LAL.................1 UNTIL 1200...THEN 4.
CHC OF WETTING RAIN.8 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.

.FORECAST DAYS 3 THROUGH 5...
.MONDAY NIGHT...PARTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN ISOLATED SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. WINDS
GENERALLY LESS THAN 10 MPH.
.TUESDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 60S. HIGHS IN THE LOWER 90S. WINDS GENERALLY LESS
THAN 10 MPH.
.WEDNESDAY...MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER
80S. WINDS GENERALLY LESS THAN 10 MPH.
.THURSDAY...MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. WINDS GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...BERC
REQUESTED BY...CDC
REASON FOR REQUEST...WILDFIRE
.TAG 20110717.COLDS.01/RIW