Spot Forecast
Issued by NWS Portland, OR

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Spot Forecast for Incident 211...USFS WIF
National Weather Service Portland OR
822 AM PDT Mon Jul 20 2026

Forecast is based on forecast start time of 0800 PDT on July 20.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Warmer and drier today with cloud cover. Light rain
moving south to northeast this morning but minimal accumulation
due to dry air at the surface. Winds will be diurnally driven
overnight into the early morning becoming south in the afternoon
before transitioning to the east in the afternoon today. Minimal
afternoon diurnal wind due to terrain alignment. Winds transition
to the west on Tuesday around 5-7 mph with gusts up to 15 mph.
Ridgetop winds will see little change.

*Ridgetop winds represent an elevation of 4500 ft.

.TODAY...

Sky/weather.........Cloudy then becoming partly sunny. Patchy
                    smoke.
CWR.................2 percent.
Chance of lightning.1 percent.
Max temperature.....Around 77.
Min humidity........41 percent.
Wind (20 ft)........
 Slope/valley.......East around 5 mph becoming light in the late
                    morning and afternoon.
 Ridgetop...........East 3 to 5 mph becoming south 10 to 12 mph with
gusts up to 21 mph in the early afternoon.
Mixing height.......2500 ft AGL.
Transport winds.....East 5 to 6 mph shifting to the south 5 to 7
                    mph in the late morning shifting to the north
late in the afternoon.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........93  89  90  86  88  91  89  92  86  92  85  66
Weather cov.....PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY
Weather type....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK
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............66  67  67  67  66  67  69  69  69  71  72  73
RH..............45  46  47  53  53  52  54  54  53  51  49  47
20 FT wind dir..E   E   E   E   SE  S   S   SE  SE  E   E   E
20 FT wind spd..4   4   5   3   2   3   3   3   3   2   2   2
20 FT wind gust.5       6   4       4   4   4   4   4   4   4
Ridge wind dir..E   E   E   SE  SE  S   S   S   S   S   S   S
Ridge wind spd..3   4   4   5   5   5   6   8   9   10  10  9
Mix hgt (kft)...0.3 0.4 0.4 0.5 1.2 1.3 2.5 2.2 2.2 2.1 2.2 2.4
Transp wind dir.E   E   E   SE  S   S   S   S   NE  E   E   N
Transp wind spd.5   5   6   6   7   6   6   5   5   5   5   5

.TONIGHT...

Sky/weather.........Mostly cloudy then becoming partly cloudy then
                    becoming mostly cloudy then becoming partly
                    cloudy then becoming mostly cloudy then
                    becoming partly cloudy.
CWR.................1 percent.
Chance of lightning.1 percent.
Min temperature.....Around 67.
Max humidity........52 percent.
Wind (20 ft)........
 Slope/valley.......Light winds becoming east around 5 mph late in
                    the evening.
 Ridgetop...........South 5 to 7 mph becoming light and variable
overnight.
Mixing height.......200 ft AGL.
Transport winds.....Northeast 5 to 6 mph shifting to the east
                    around 6 mph overnight.

TIME (PDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........75  59  66  64  63  58  50  60  48  47  52  56
Weather cov.....
Weather type....
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............76  75  74  73  72  72  72  71  70  69  69  69
RH..............43  45  48  49  49  46  48  49  50  51  52  51
20 FT wind dir..N   N   NE  NE  NE  E   NE  E   E   E   E   E
20 FT wind spd..2   2   3   3   4   5   5   5   5   5   5   5
20 FT wind gust.4   4   4   4   5   6   6   6   6   6
Ridge wind dir..S   S   S   E   E   E   E   E   E   E   E   E
Ridge wind spd..9   8   8   6   4   4   3   2   2   2   2   2
Mix hgt (kft)...1.4 0.9 0.4 0.4 0.4 0.3 0.3 0.4 0.3 0.3 0.3 0.2
Transp wind dir.N   N   N   N   NE  NE  NE  E   E   E   NE  NE
Transp wind spd.5   6   5   5   5   6   6   6   6   6   6   6

.TUESDAY...

Sky/weather.........Partly cloudy. Patchy smoke aloft late in
the morning.
CWR.................1 percent.
Chance of lightning.2 percent.
Max temperature.....Around 82.
Min humidity........35 percent.
Wind (20 ft)........
 Slope/valley.......Light winds becoming northeast around 5 mph
                    early in the morning, becoming west 6 to 7 mph
in the afternoon.
 Ridgetop...........Light and variable becoming northeast 5 to 7
mph. Isolated afternoon gusts up to 10 mph.
Mixing height.......5700 ft AGL.
Transport winds.....East 3 to 6 mph shifting to the north around 3
                    mph late in the morning, then shifting to the
                    west 5 to 9 mph late in the morning.

TIME (PDT)      6 AM         10 AM        2 PM
Sky (%).........50           17           9
Weather cov.....                          PATCHY
Weather type....NONE         NONE         SMOKE
Tstm cov........
CWR.............0            0            0
Chc of ltng (%).0            0            0
Temp............67           73           79
RH..............54           45           38
20 FT wind......E 4G5        SW 2         W 6G8
Ridgetop wind...E 2G5        NE 3G6       NE 4G7
Mix hgt (ft)....200          1900         5200
Transport wind..E 5          N 3          W 8

$$
Forecaster...Muessle
Requested by...Brandon Eves
Type of request...WILDFIRE
.TAG 2617801.0/PQR
.DELDT 07/20/26
.FormatterVersion 2.0.0
.EMAIL joshua.meyer@usda.gov,brandon.eves@usda.gov