829
FNUS76 KSEW 182149
FWSSEW
SPOT FORECAST FOR IRENE CREEK...FOREST SERVICE
NATIONAL WEATHER SERVICE SEATTLE WA
249 PM PDT THU AUG 18 2022
FORECAST IS BASED ON FORECAST START TIME OF 1500 PDT ON AUGUST 18.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (206) 526-6095, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
CLOUDS WILL REMAIN OVER THE FIRE SITE THIS AFTERNOON
AND EVENING AS MOISTURE CONTINUES TO BE LIFTED IN FROM THE SOUTH.
WHILE CONDITIONS WILL REMAIN WARM AND RELATIVELY DRY, THESE CLOUDS
WILL PREVENT RELATIVE HUMIDITY VALUES FROM REACHING CRITICAL
THRESHOLDS. INCREASING MOISTURE FRIDAY WILL ALLOW FOR COOLER
TEMPERATURES AND HIGHER RELATIVE HUMIDITIES AS WELL AS A SLIGHT
CHANCE FOR SHOWERS AND ISOLATED THUNDERSTORMS IN THE AFTERNOON AND
EVENING.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT).
CWR.................0 PERCENT.
LAL.................1.
MAX TEMPERATURE.....AROUND 85.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH.
MIXING HEIGHT.......3000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 3 MPH.
MID-LEVEL HAINES....6 OR HIGH POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
RAINFALL AMOUNT.....0.00 INCHES.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).
CWR.................0 PERCENT.
LAL.................1.
MIN TEMPERATURE.....AROUND 68.
MAX HUMIDITY........68 PERCENT.
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 2 MPH.
MID-LEVEL HAINES....6 OR HIGH POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
RAINFALL AMOUNT.....0.00 INCHES.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF
SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
CWR.................0 PERCENT.
LAL.................1 INCREASING TO 2 IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........44 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING WEST 6 TO 7 MPH IN THE
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED
NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....WEST AROUND 3 MPH.
MID-LEVEL HAINES....4 OR LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
RAINFALL AMOUNT.....0.00 INCHES.
FORECASTER...REEDY
REQUESTED BY...ELLERY WATSON
TYPE OF REQUEST...WILDFIRE
.TAG 2216916.0/SEW
.DELDT 08/18/22
.FORMATTERVERSION 2.0.0
.EMAIL WAPSC@FIRENET.GOV
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