FNUS75 KRIW 281705
FWSRIW

SPOT FORECAST FOR BULL...IA TDC
NATIONAL WEATHER SERVICE RIVERTON WY
1105 AM MDT WED JUL 28 2010

FORECAST IS BASED ON REQUEST TIME OF 1030 MDT ON JULY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MONSOONAL MOISTURE CONTINUES TO MOVE OVER THE FIRE TODAY. THIS
ADDED MOISTURE WILL CONTINUE THE THREAT FOR SHOWERS AND
THUNDERSTORMS...ESPECIALLY DURING THE LATER AFTERNOON HOURS TODAY.
IN ADDITION TO INCREASED SHOWER ACTIVITY...DAYTIME HUMIDITY WILL BE
ELEVATED SLIGHTLY. THE PRIMARY HAZARDS ASSOCIATED WITH
THUNDERSTORM ACTIVITY TODAY WILL BE PERIODS OF HEAVY
RAINFALL...GUSTY AND ERRATIC WIND AND SMALL HAIL. MONSOONAL
MOISTURE WILL REMAIN OVER THE FIRE THROUGH THURSDAY...THOUGH
SHOWER COVERAGE IS EXPECTED TO BE LESS. SINCE THIS SYSTEM WILL
REMAIN IN CONTROL OF WEATHER OVER THE FIRE...TEMPERATURES AND
HUMIDITY WILL BE SIMILAR ON THURSDAY TO THOSE EXPERIENCED TODAY.
SIMILAR HAZARDS WILL BE EXPECTED WITH ANY SHOWER AND THUNDERSTORMS
ACTIVITY THURSDAY AFTERNOON.


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

FORECASTER...BRANHAM

.TODAY...
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). ISOLATED
                    SHOWERS AND THUNDERSTORMS...INCREASING TO
                    SCATTERED SHOWERS AND THUNDERSTORMS AFTER
                    1200.
MAX TEMPERATURE.....69-74.
MIN HUMIDITY........40-45 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH BECOMING SOUTHWEST
                    AT 5 TO 11 MPH AFTER 1400. GUSTY AND ERRATIC
                    WINDS TO 40 MPH EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH SHIFTING TO THE
                    SOUTHWEST AFTER 1400.
LAL.................2 UNTIL 1200...THEN 4.
CWR.................6 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO 7600-8600 FT AGL BY 1400.
TRANSPORT WINDS.....SOUTHEAST 12 TO 15 MPH SHIFTING TO THE
                    SOUTHWEST AFTER 1400.
SMOKE DISPERSAL.....POOR TO GOOD (35700-75100 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) THEN BECOMING
                    PARTLY CLOUDY (45-55 PERCENT) AFTER 0100.
                    SCATTERED SHOWERS AND THUNDERSTORMS...BECOMING
                    ISOLATED THUNDERSTORMS AFTER 2200.
MIN TEMPERATURE.....49-53.
MAX HUMIDITY........72-77 PERCENT.
WIND (20 FT)........WEST TO NORTHWEST AT 5 TO 10 MPH...BECOMING
                    DOWNSLOPE/DOWNVALLEY 4-7 MPH AFTER 2300. GUSTY AND
                    ERRATIC WINDS TO 35 MPH EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....WEST 5 TO 10 MPH IN THE EVENING BECOMING LIGHT
                    AND VARIABLE.
LAL.................4 UNTIL 2200...THEN 2.
CWR.................25 PERCENT UNTIL 2200...THEN LESS THAN 5 PERCENT.
HAINES INDEX........3 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......DECREASING TO 300 FT AGL BY 0200.
TRANSPORT WINDS.....SOUTHWEST 12 TO 15 MPH BECOMING LIGHT AND VARIABLE
                    AFTER 0300.
SMOKE DISPERSAL.....POOR TO FAIR (1900-40700 KNOT-FT).

.THURSDAY...
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED
                    SHOWERS AND THUNDERSTORMS.
MAX TEMPERATURE.....67-72.
MIN HUMIDITY........37-42 PERCENT.
WIND (20 FT)........UPSLOPE/UPVALLEY 5-9 MPH...BECOMING WEST TO
                    NORTHWEST AT 10 TO 15 MPH AFTER 1200. GUSTY
                    AND ERRATIC WINDS TO 40 MPH EXPECTED NEAR
                    THUNDERSTORMS.
RIDGE TOP WINDS.....SOUTHWEST 5 TO 10 MPH SHIFTING TO THE WEST
                    AROUND 15 MPH AFTER 1400.
LAL.................2.
CWR.................4 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......INCREASING TO AROUND 11000 FT AGL.
TRANSPORT WINDS.....LIGHT AND VARIABLE WINDS BECOMING WEST 10 TO 18
                    MPH AFTER 1100.
SMOKE DISPERSAL.....POOR (11700-20300 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.THURSDAY NIGHT...PARTLY CLOUDY. ISOLATED THUNDERSTORMS. LOWS IN
THE LOWER 50S. WINDS GENERALLY LESS THAN 10 MPH.
.FRIDAY...PARTLY CLOUDY WITH SCATTERED THUNDERSTORMS. LOWS AROUND
50. HIGHS AROUND 70. WINDS GENERALLY LESS THAN 10 MPH.
.SATURDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S.
WINDS GENERALLY LESS THAN 10 MPH.
.SUNDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. WINDS
GENERALLY LESS THAN 10 MPH.

$$

FORECASTER...BRANHAM
REQUESTED BY...BILL MOE
REASON FOR REQUEST...WILDFIRE
.TAG 20100728.BULL_.01/RIW