936
FNUS76 KMFR 080748
FWSMFR
SPOT FORECAST FOR HAPPY VALLEY BURN...UMPQUA VALLEY PRESCRIBED BURN ASSOCIATION
NATIONAL WEATHER SERVICE MEDFORD OR
1248 AM PDT WED OCT 8 2025
FORECAST IS BASED ON IGNITION TIME OF 0000 PDT ON OCTOBER 09.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
AN AREA OF LOW PRESSURE OVER THE COAST OF CANADA WILL
MOVE SOUTHWEST TO FAR OFFSHORE OF OREGON ON THURSDAY. IT WILL THEN
MOVE EAST THURSDAY NIGHT, MOVING ACROSS THE SITE BY EARLY SATURDAY.
ANOTHER LOW FROM THE NORTWEST WILL FOLLOW DURING EARLY NEXT WEEK.
THESE LOWS WILL RESULT IN COOLER TEMPERATURES, PERIODS OF RAIN, AND
PERHAPS A FEW EMBEDDED LIGHTNING STRIKES DURING FRIDAY AND MONDAY.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-50 PERCENT).
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........92 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 4 MPH.
CWR.................0 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) BECOMING MOSTLY
CLOUDY LATE (50-65 PERCENT). PATCHY FOG EARLY
IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS
LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 62.
MIN HUMIDITY........52 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST 2 TO 4 MPH EARLY
IN THE AFTERNOON THEN NORTHWEST 2 MPH LATE.
WIND (20 FT)........LIGHT SOUTH WINDS BECOMING SOUTHWEST 5 TO 9 MPH
EARLY IN THE AFTERNOON THEN NORTHWEST 5 MPH LATE.
MIXING HEIGHT.......3600 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 5 MPH BECOMING NORTH 5 MPH LATE.
CWR.................0 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). CHANCE OF RAIN
SHOWERS IN THE EVENING, THEN RAIN LIKELY AFTER
5 AM. RAIN OF AROUND 0.05 INCHES.
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........100 PERCENT.
EYE LEVEL WINDS.....NORTH WINDS AROUND 2 MPH IN THE EVENING
BECOMING LIGHT.
WIND (20 FT)........NORTH WINDS 3 TO 6 MPH IN THE EVENING BECOMING
LIGHT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTH 5 MPH BECOMING SOUTHEAST AROUND 6 MPH.
CWR.................10 PERCENT.
FRIDAY
SKY/WEATHER.........CLOUDY (85-100 PERCENT). PATCHY FOG IN
THE MORNING. RAIN LIKELY. SLIGHT CHANCE OF
THUNDERSTORMS EARLY IN THE AFTERNOON. RAIN OF
AROUND 0.10 INCHES.
MAX TEMPERATURE.....AROUND 57.
MIN HUMIDITY........68 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH AROUND 2 MPH IN
THE AFTERNOON.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......5700 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 9 MPH.
CWR.................55 PERCENT.
FORECASTER...WEYGAND
REQUESTED BY...CSANYI MATUSICKY
TYPE OF REQUEST...PRESCRIBED
.TAG 2523149.0/MFR
.DELDT 10/08/25
.FORMATTERVERSION 2.0.0
.EMAIL SISOUER.RESTORATION@GMAIL.COM
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