598
FNUS76 KPQR 101647
FWSPQR
SPOT FORECAST FOR JEFFERSON FARM PILES...USFWS
NATIONAL WEATHER SERVICE PORTLAND OR
847 AM PST TUE FEB 10 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 PST ON FEBRUARY 10.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DRY CONDITIONS AND NORTHERLY WINDS CONTINUE UNDER HIGH
PRESSURE THROUGH WEDNESDAY. THERE IS A 5-10% CHANCE FOR WIND
GUSTS EXCEEDING 15 MPH TODAY. POTENTIAL FOR FROST DEVELOPMENT OVER
GRASS AND METAL SURFACES TONIGHT AND WEDNESDAY NIGHT AS OVERNIGHT
TEMPERATURES WILL BE NEAR TO BELOW FREEZING. THERE IS A 15-25% CHANCE
FOR MORNING LOW TEMPERATURES TO FALL BELOW 32 DEGREES F. EXPECT
HIGH OVERNIGHT HUMIDITY RECOVERIES. A DEVELOPING INVERSION WILL
KEEP MIXING HEIGHTS BELOW 1000 FT TONIGHT AND WEDNESDAY NIGHT.
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 50 TO 52.
MIN HUMIDITY........68 TO 72 PERCENT.
WIND (20 FT)........NORTH WINDS 6 TO 8 MPH.
MIXING HEIGHT.......1300 FT AGL.
TRANSPORT WINDS.....NORTH 12 TO 14 MPH.
TIME (PST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........80 64 64 65 58 51 44 49 39
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0
TEMP............40 42 44 47 49 49 51 51 49
RH..............92 89 85 81 77 73 69 69 73
20 FT WIND DIR..N N N N N N N N N
20 FT WIND SPD..5 6 6 6 6 6 7 8 8
20 FT WIND GUST.8 10 10 10 10 10 10 10 11
MIX HGT (KFT)...0.6 0.7 0.9 1.0 1.1 1.2 1.3 0.8 0.4
TRANSP WIND DIR.N N N N N N N N N
TRANSP WIND SPD.12 12 12 12 13 13 14 13 13
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR. AREAS OF FROST OVERNIGHT.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MIN TEMPERATURE.....AROUND 32 TO 34.
MAX HUMIDITY........90 TO 92 PERCENT.
WIND (20 FT)........NORTH WINDS 5 TO 6 MPH BECOMING LIGHT.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....NORTH 12 TO 13 MPH.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........25 24 19 20 12 12 21 12 10 11 6 2
WEATHER COV..... ARS ARS ARS ARS
WEATHER TYPE.... FST FST FST FST
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............47 45 44 42 41 40 39 38 37 37 36 36
RH..............78 78 78 81 83 85 85 86 88 86 89 88
20 FT WIND DIR..N N N N N N N N N N N N
20 FT WIND SPD..6 6 6 5 5 5 5 5 5 5 5 4
20 FT WIND GUST.10 10 10 8 8 7 7 7 6 6 6 6
MIX HGT (KFT)...0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2
TRANSP WIND DIR.N N N N N N N N N N N N
TRANSP WIND SPD.13 13 13 13 13 12 12 12 12 12 12 12
WEDNESDAY
SKY/WEATHER.........SUNNY. WIDESPREAD FROST EARLY IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF LIGHTNING.0 PERCENT.
MAX TEMPERATURE.....AROUND 52 TO 54.
MIN HUMIDITY........62 TO 64 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTH AROUND 5 MPH IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......1400 FT AGL.
TRANSPORT WINDS.....NORTH 8 TO 12 MPH.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 3 5 7 2 3 4 4 2 2 5 5
WEATHER COV.....WID WID ARS
WEATHER TYPE....FST FST FST
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............35 35 34 39 43 46 47 50 52 52 53 51
RH..............89 89 90 85 77 74 72 67 65 63 63 68
20 FT WIND DIR..N N N N N N N N N N N N
20 FT WIND SPD..4 4 4 4 5 5 5 5 5 5 5 5
20 FT WIND GUST.6 6 6 6 7 8 8 8 10 8 7 7
MIX HGT (KFT)...0.2 0.2 0.3 0.5 0.7 0.9 1.1 1.3 1.4 1.4 1.4 0.6
TRANSP WIND DIR.N N N N N N N N N N N N
TRANSP WIND SPD.10 10 10 12 10 9 9 9 10 10 9 8
FORECASTER...HALL
REQUESTED BY...SILAS BAFFA
TYPE OF REQUEST...PRESCRIBED
.TAG 2602323.0/PQR
.DELDT 02/10/26
.FORMATTERVERSION 2.0.0
.EMAIL SILAS_BAFFA@FWS.GOV
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