545
FNUS76 KHNX 130428
FWSHNX
SPOT FORECAST FOR CA-YNP LIGHTNING...USWFS
NATIONAL WEATHER SERVICE HANFORD CA
928 PM PDT WED AUG 12 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON AUGUST 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
UNSETTLED WEATHER IS EXPECTED AROUND THE FIRE SITE TOMORROW
AFTERNOON, WITH A 10% CHANCE FOR DRY THUNDERSTORMS DURING THAT
TIME PERIOD. ANY THUNDERSTORM THAT FORMS MAY PRODUCE ERRATIC WINDS
AND LIGHTNING WITHOUT A WETTING RAIN. WINDS WILL OTHERWISE BE
FROM THE SOUTH AROUND 4 TO 7 MPH. THUNDERSTORM CHANCES BACK OFF
THROUGH THE EVENING HOURS AND INTO FRIDAY AFTERNOON WITH CHANCES
AROUND 5% DURING THAT TIME. WINDS THROUGHOUT THE REMAINDER OF THE
PERIOD WILL BE FROM THE SOUTH BEFORE SHIFTING TO THE SOUTHWEST
FRIDAY AFTERNOON. RH'S ARE EXPECTED TO DRY OUT FROM THURSDAY TO
FRIDAY, BUT A LIKELY TO REMAIN ABOVE 50% FOR THE AFTERNOON MINIMUM
WITH THE MAX RISING INTO THE MID 70'S OVERNIGHT.
THURSDAY
SKY/WEATHER.........PARTLY SUNNY. SLIGHT CHANCE OF DRY THUNDERSTORMS.
MAX TEMPERATURE.....68-70.
MIN HUMIDITY........61-65 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS UP TO 4 MPH.
SURROUNDING RIDGE...SOUTH WINDS 6 TO 8 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......RISING TO AROUND 5000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 13 MPH.
WIND (20 FT)........SOUTH WINDS 5 TO 7 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....54-57.
MAX HUMIDITY........71-75 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS AROUND 3 MPH IN THE EVENING
BECOMING LIGHT.
SURROUNDING RIDGE...SOUTH WINDS AROUND 6 MPH IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......LOWERING TO AROUND 300 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 6 MPH.
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH IN THE EVENING
BECOMING LIGHT.
FRIDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....67-69.
MIN HUMIDITY........51-55 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS AROUND 3 MPH SHIFTING TO THE
SOUTHWEST UP TO 5 MPH IN THE AFTERNOON.
SURROUNDING RIDGE...SOUTH WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST 7 TO 8 MPH IN THE AFTERNOON.
MIXING HEIGHT.......RISING TO AROUND 5600 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 9 MPH.
WIND (20 FT)........SOUTH WINDS AROUND 5 MPH SHIFTING TO THE
SOUTHWEST 7 TO 8 MPH IN THE AFTERNOON.
FORECASTER...WILSON
REQUESTED BY...ROB WINKLER
TYPE OF REQUEST...WILDFIRE
.TAG 2619592.0/HNX
.DELDT 08/12/26
.FORMATTERVERSION 2.0.0
.EMAIL ROBERT_WINKLER@NPS.GOV,RUSSELL_MITCHELL@NPS.GOV
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