Suppression Forecast
Issued by NWS Portland, OR

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FNUS76 KPQR 291053
FWSPQR

SPOT FORECAST FOR FORK 3...USFS WNF
NATIONAL WEATHER SERVICE PORTLAND OR
353 AM PDT FRI MAY 29 2015

FORECAST IS BASED ON IGNITION TIME OF 1100 PDT ON MAY 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...SLIGHT THUNDERSTORM THREAT LATE AFTERNOON...

.DISCUSSION...HIGH PRESSURE ALOFT WILL BE OVER THE DISTRICT
THROUGH SATURDAY. HOWEVER...THE AIR MASS WILL BECOME SOMEWHAT
UNSTABLE IN THE MID TO LATE AFTERNOON HOURS FOR A SLIM THREAT
OF THUNDERSTORMS. THE MAIN THREAT WILL BE TOWARD THE CASCADE
CREST...BUT CANNOT TOTALLY RULE OUT DEVELOPMENT JUST WEST OF
THE CREST. THE AIR MASS WILL BE MORE STABLE SATURDAY...WHICH
WILL ELIMINATE ANY THUNDERSTORM THREAT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY. A
                    CHANCE OF SHOWERS AND A SLIGHT CHANCE OF
                    THUNDERSTORMS AFTER 1500.
CWR (%).............0 PERCENT.
MAX TEMPERATURE.....83-85.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........UP-SLOPE TO 6 MPH BECOMING MORE NORTH 4 TO 7
                    MPH IN THE AFTERNOON. GUSTY AND ERRATIC
                    WIND NEAR ANY THUNDERSTORM.
VISIBILITY..........GREATER THAN 7 MILES.
CEILING.............SCATTERED CLOUDS 10000 FT MSL AFTER 1400
                    WITH POSSIBLE CEILINGS 6000 TO 7000 FT
                    ABOVE GROUND LATE AFTERNOON.


TIME (PDT)      8 AM     10 AM     NOON     2 PM     4 PM    6 PM
SKY (%).........  9       9         15       34       44      50
TEMP............ 55      67         78       83       82      77
RH.............. 75-80  45-50     32-37    25-30   25-30    30-35
20 FT WIND......W 0-3   W 0-4    W-NW 2-5  N 4-7   N 4-7    N 2-5
   MAX GUST.....                     8      10       10


.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. A CHANCE OF SHOWERS AND A SLIGHT
                    CHANCE OF THUNDERSTORMS IN THE EVENING.
CWR (%).............0 PERCENT.
MIN TEMPERATURE.....51-54.
MAX HUMIDITY........85-90 PERCENT.
WIND (20 FT)........NORTH 4 TO 7 MPH THROUGH 1900 THEN BECOMING
                    DRAINAGE TO 4 MPH BY 2200. GUSTY AND ERRATIC
                    WIND NEAR ANY THUNDERSTORM.
VISIBILITY..........GREATER THAN 7 MILES.
CEILING.............6000 TO 7000 FT ABOVE GROUND LEVEL THROUGH
                    THE EVENING THEN GENERALLY 12000 FT MSL OR
                    HIGHER.

.SATURDAY...

SKY/WEATHER.........HIGH CLOUDS.
CWR (%).............0 PERCENT.
MAX TEMPERATURE.....80-83.
MIN HUMIDITY........25-30 PERCENT.
WIND (20 FT)........UP-SLOPE TO 5 MPH THROUGH EARLY AFTERNOON THEN
                    NORTHWEST TO NORTH 4 TO 8 MPH.
VISIBILITY..........GREATER THAN 7 MILES.
CEILING.............GENERALLY AT OR ABOVE 12000 FT MSL.

$$
FORECASTER...WEISHAAR
REQUESTED BY...CHRIS DONALDSON
REASON FOR REQUEST...PRESCRIBED
.TAG 20150528.FORK3.01/PQR


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