239
FNUS76 KPDT 160434
FWSPDT

Spot Forecast for Cram...OSFM
National Weather Service Pendleton OR
934 PM PDT Tue Jul 15 2025

Forecast is based on forecast start time of 0600 PDT on July 16.
***Thunderstorms imply gusty and erratic winds***
***Winds are 20 foot 10-minute averages***
***CWR-Chance of wetting rain 0.10 or greater***
***Ventilation Index is derived from the
   transport wind multiplied by the mixing
   height in 100`s of feet. Index categories
   are a generalized indicator only.***

If you have questions or concerns with this forecast, please
contact our office at (541) 276-8134.

.DISCUSSION...Dry conditions will continue through the week.
Winds will be northerly tomorrow, shifting to the southwest
Wednesday night and shifting from west to northwest Thursday.
RHs will be in the mid teens tomorrow, then lower teens Thursday
as temperatures warm slightly. Overnight recovery will be moderate.
Overnight low level inversions expected to develop around midnight,
and break between 8AM and 11AM.

.WEDNESDAY...

Sky/weather.........Sunny (0-10 percent). Areas of smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....Around 90.
Min humidity........12-17 percent.
Wind (20 ft)........Northeast winds 5 to 8 mph shifting to the
north around 2PM.
Ridgetop wind.......Northeast winds 5 to 10 mph.
Mixing height.......5000 ft AGL early in the morning.
Transport winds.....Northeast around 7 mph.
Ventilation Index...Poor (50) increasing to fair (250) in the
                    afternoon.

.WEDNESDAY NIGHT...

Sky/weather.........Mostly clear (5-15 percent). Areas of smoke.
CWR.................0 percent.
Chance of lightning.0 percent.
Min temperature.....56-59.
Max humidity........48-53 percent.
Wind (20 ft)........North winds 5 to 8 mph shifting to the
                    southwest after 12AM.
Ridgetop wind.......North winds 5 to 8 mph shifting to the
southwest after 12AM.
Mixing height.......800 ft AGL in the evening.
Transport winds.....Northwest around 6 mph.
Ventilation Index...Poor (160) decreasing to poor (30) overnight.

.THURSDAY...

Sky/weather.........Sunny (0-10 percent). Areas of smoke in the
                    morning.
CWR.................0 percent.
Chance of lightning.0 percent.
Max temperature.....91-94.
Min humidity........11-16 percent.
Wind (20 ft)........Southwest winds 4 to 7 mph shifting to the west
                    5 to 10 mph around 11AM, then shifting to the
northwest 6 to 12 mph around 2PM.
Ridgetop wind.......Southwest winds 5 to 8 mph shifting to the west
6 to 11 mph around 11AM, then shifting to the
northwest 9 to 16 mph around 2PM.
Mixing height.......7700 ft AGL early in the morning.
Transport winds.....West around 8 mph.
Ventilation Index...Poor (30) increasing to fair (430) in the
                    afternoon.

$$
Forecaster...Lawhorn
Requested by...Tyler Hohl
Type of request...WILDFIRE
.TAG 2518098.0/PDT
.DELDT 07/15/25
.FormatterVersion 2.0.0
.EMAIL tyler.hohl@portlandoregon.gov