FNUS75 KBYZ 061409
FWSBYZ

SPOT FORECAST FOR DEVILS BACKBONE...MILES CITY DISPATCH
NATIONAL WEATHER SERVICE BILLINGS MT
809 AM MDT THU AUG 6 2009

FORECAST IS BASED ON REQUEST TIME OF 0750 MDT ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...INCREASING THREAT FOR STRONG TO SEVERE THUNDERSTORMS TODAY INTO
FRIDAY...

A SIGNIFICANT BATCH OF THUNDERSTORMS HAS MOVED EAST OF THE FIRE
SITE THIS MORNING AND ONLY ISOLATED SHOWERS ARE EXPECTED THROUGH
THE REMAINDER OF THE MORNING. THE THREAT OF THUNDERSTORMS WILL
INCREASE THROUGH THE AFTERNOON INTO THE EVENING. SOME STORMS
COULD BE SEVERE WITH VERY HEAVY RAIN AND HAIL AS WELL AS
CONSIDERABLE LIGHTNING. LIGHT NORTH WINDS THIS MORNING WILL TURN
BACK TO THE SOUTHEAST LATER THIS MORNING. SOUTHERLY WINDS 10 TO
15 MPH WILL BE COMMON TONIGHT...BUT WILL LIKELY TURN NORTHWEST BY
MIDDAY FRIDAY. UNSETTLED WEATHER WILL CONTINUE THROUGH FRIDAY
EVENING.


.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS IN THE MORNING...THEN SCATTERED
                    THUNDERSTORMS IN THE AFTERNOON. SOME
                    THUNDERSTORMS MAY BE SEVERE WITH DAMAGING
                    WINDS...LARGE HAIL AND HEAVY RAINFALL IN THE
                    AFTERNOON.
CWR.................25 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....82-88.
MIN HUMIDITY........43-51 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTHEAST WINDS 5 TO 15 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHEAST 10 TO 20 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED THUNDERSTORMS. SOME
                    THUNDERSTORMS MAY BE SEVERE WITH DAMAGING
                    WINDS...LARGE HAIL AND HEAVY RAINFALL IN THE
                    EVENING.
CWR.................35 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MIN TEMPERATURE.....59-64.
MAX HUMIDITY........74-83 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......SOUTH WINDS 10 TO 15 MPH OVERNIGHT. GUSTY AND
                    ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTH 10 TO 20 MPH.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED THUNDERSTORMS. SOME
                    THUNDERSTORMS MAY BE SEVERE WITH DAMAGING
                    WINDS...LARGE HAIL AND HEAVY RAINFALL IN THE
                    AFTERNOON.
CWR.................25 PERCENT.
LAL.................3...9 TO 15 STRIKES/15 MIN/CELL.
MAX TEMPERATURE.....79-84.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........
 SLOPE/VALLEY.......LIGHT SOUTH WINDS IN THE MORNING BECOMING NORTHWEST 5
                    TO 15 MPH IN THE AFTERNOON. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
 RIDGETOP...........SOUTHWEST 15 TO 20 MPH.

$$
FORECASTER...TESAR
REQUESTED BY...KELSEY ANDERSON
TYPE OF REQUEST...WILDFIRE
.TAG 20090806.DEVIL.01/BYZ