Suppression Forecast
Issued by NWS Riverton, WY

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000
FNUS75 KRIW 271016
FWSRIW

SPOT FORECAST FOR NE QUAD...TIDC
NATIONAL WEATHER SERVICE RIVERTON WY
416 AM MDT SAT SEP 27 2014

FORECAST IS BASED ON IGNITION TIME OF 0700 MDT ON SEPTEMBER 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...AN UPPER LEVEL LOW PRESSURE SYSTEM OVER CENTRAL
CALIFORNIA THIS MORNING WILL DRIFT SLOWLY EAST INTO NEVADA TONIGHT
BECOMING NEARLY STATIONARY THROUGH SUNDAY. A LARGE BAND OF
SHOWERS AND THUNDERSTORMS EXTENDING FROM ARIZONA INTO EASTERN
IDAHO WILL CONTINUE TO CLIP WESTERN WYOMING WITH SCATTERED SHOWERS
AND ISOLATED THUNDERSTORMS THROUGH THE MORNING. THEN THIS MAIN
BAND OF SHOWERS AND THUNDERSTORMS WILL PUSH INTO WESTERN WYOMING
LATE THIS AFTERNOON AND TONIGHT. WIDESPREAD RAINFALL AMOUNTS OF
ONE-QUARTER TO ONE-HALF INCH ARE EXPECTED ALONG AND WEST OF
TOGWOTEE PASS WITH LOCAL AMOUNTS OVER AN INCH. THE HEAVIER
PRECIPITATION IS EXPECTED TO ROTATE EAST OF THE DIVIDE THROUGH THE
DAY SUNDAY BUT NUMEROUS SHOWERS WILL LINGER OVER THE BURN SITE
THROUGH THE DAY SUNDAY BEFORE TAPERING OFF SUNDAY NIGHT.

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

FORECASTER...MEUNIER

.TODAY...
SKY/WEATHER.........CLOUDY (80-90 PERCENT). SCATTERED RAIN SHOWERS
                    AND ISOLATED THUNDERSTORMS IN THE
                    MORNING...THEN RAIN SHOWERS AND THUNDERSTORMS BECOMING
                    MORE NUMEROUS THROUGH THE AFTERNOON.
MAX TEMPERATURE.....63-66.
MIN HUMIDITY........49-52 PERCENT.

20 FOOT WINDS.......EAST 5-10 MPH BECOMING SOUTHEAST IN THE LATE MORNING
                    AND AFTERNOON.  GUSTS 15 TO 20 MPH IN THE AFTERNOON.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
RIDGE TOP WINDS.....EAST AROUND 10 MPH IN THE MORNING...BECOMING
                    SOUTHEAST 15 MPH IN THE AFTERNOON.

LAL.................2 UNTIL 1200...THEN 3.
CHC OF WETTING RAIN.60 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

MIXING HEIGHT.......1200-2200 FT AGL INCREASING TO 3800-4800 FT AGL
                    IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 13 TO 20 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (20100-58100 KNOT-FT).

.TONIGHT...
SKY/WEATHER.........CLOUDY (90-100 PERCENT). NUMEROUS RAIN SHOWERS
                    AND ISOLATED THUNDERSTORMS EARLY IN THE
                    EVENING...THEN RAIN LATE IN THE EVENING. RAIN
                    LIKELY AFTER MIDNIGHT.
MIN TEMPERATURE.....40-43.
MAX HUMIDITY........90-93 PERCENT.

20 FOOT WINDS.......EAST WINDS 10 TO 15 MPH AND GUSTY. GUSTY
                    AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
                    EARLY IN THE EVENING.
RIDGE TOP WINDS.....EAST 15 TO 20 MPH.

LAL.................3 UNTIL 2100...THEN 1.
CHC OF WETTING RAIN.80 PERCENT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

MIXING HEIGHT.......3600-4600 FT AGL DECREASING TO 2000-2500 FT AGL
                    AFTER MIDNIGHT.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (32500-53300 KNOT-FT).

.SUNDAY...
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN LIKELY IN THE
                    MORNING...THEN NUMEROUS RAIN SHOWERS AND
                    ISOLATED THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....54-57.
MIN HUMIDITY........54-57 PERCENT.

20 FOOT WINDS.......EAST AROUND 10 MPH WITH GUSTS 15 TO 20 MPH. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS IN
                    THE AFTERNOON.
RIDGE TOP WINDS.....SOUTHEAST 10 TO 15 MPH BECOMING EAST IN THE
                    AFTERNOON.

LAL.................1 UNTIL 1200...THEN 2.
CHC OF WETTING RAIN.60 PERCENT.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.

MIXING HEIGHT.......2300-3300 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 16 TO 18 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (33600-42500 KNOT-FT).

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY NIGHT...CLOUDY. NUMEROUS SHOWERS AND ISOLATED
THUNDERSTORMS IN THE EVENING...THEN CHANCE OF RAIN AFTER
MIDNIGHT. LOWS IN THE UPPER 30S. WINDS GENERALLY LESS THAN
10 MPH.

.MONDAY...CLOUDY WITH SCATTERED SHOWERS...SNOW SHOWERS AND
ISOLATED THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE MID
50S. WINDS GENERALLY LESS THAN 10 MPH.

.TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 50S. WINDS GENERALLY
LESS THAN 10 MPH.

.WEDNESDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND SNOW
SHOWERS. LOWS IN THE MID 20S. HIGHS AROUND 50. WINDS GENERALLY
LESS THAN 10 MPH.

$$

FORECASTER...MEUNIER
REQUESTED BY...STEVE MARKASON
REASON FOR REQUEST...PRESCRIBED
.TAG 20140927.NEQUA.01/RIW








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