FNUS76 KOTX 202114
FWSOTX

SPOT FORECAST FOR ROCK ISLAND GRADE...BLM
NATIONAL WEATHER SERVICE SPOKANE WA
214 PM PDT SAT JUL 20 2013

FORECAST IS BASED ON REQUEST TIME OF 1333 PDT ON JULY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...RED FLAG WARNING FOR WINDS AND LOW RH FOR THE REGION...

WARM AND DRY WEATHER WILL CONTINUE THROUGH THE PERIOD.  WINDS WILL
BE ERRATIC THIS AFTERNOON AND EARLY EVENING AS THE SOUTHEAST TO
SOUTHERLY WINDS THROUGH THE RIVER BASIN MEET UP WITH WESTERLY WINDS
FROM THE PLATEAU AND CASCADES. AFTER 7 PM WINDS ARE EXPECTED TO
SHIFT TO A MORE SOLID WESTERLY AND INCREASE. HIGHER GUSTS ARE
EXPECTED TO CONTINUE THROUGH THE NIGHT...ESPECIALLY BEFORE 2 AM.
WINDS WILL REMAIN HIGHER THROUGH SUNDAY. LOW RELATIVE HUMIDITIES
THIS AFTERNOON AND POOR RECOVERIES TONIGHT WILL CONTINUE INTO
LOW RELATIVE HUMIDITY VALUES SUNDAY AFTERNOON...ALONG WITH
BREEZY CONDITIONS. WINDS SHOULD ABATE SOME SUNDAY AFTERNOON
BUT GUSTS ARE STILL POSSIBLE.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....99.
MIN HUMIDITY........10 PERCENT.
WIND (20 FT)........VARIABLE WINDS 7 TO 11 MPH.
                    GUSTS TO 20 MPH FROM THE WEST.
MIXING HEIGHT.......3500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........5 MODERATE.

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....60.
MAX HUMIDITY........50 PERCENT.
WIND (20 FT)........VARIABLE 7 TO 11 MPH IN THE EARLY EVENING.
                    WIND SHIFT AFTER 7 PM NORTHWEST WINDS 13 TO
                    17 MPH.  GUSTS TO 25 MPH.
MIXING HEIGHT.......3500 FT AGL EARLY IN THE EVENING...BECOMING
                    NEAR SURFACE AFTER 8 PM.
TRANSPORT WINDS.....NORTHWEST 18 TO 22 MPH.
LAL.................1.
HAINES INDEX........5 MODERATE.

.SUNDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....97.
MIN HUMIDITY........13 PERCENT.
WIND (20 FT)........WEST WINDS 10 TO 15 MPH...BECOMING VARIABLE
                    AFTER 11 AM.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING
                    6000 FT AGL AFTER 11 AM.
TRANSPORT WINDS.....WEST 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........5 MODERATE.

$$
FORECASTER...JC
REQUESTED BY...CWICC
TYPE OF REQUEST...WILDFIRE
.TAG 20130720.ROCKI.01/OTX