869
FNUS76 KPDT 162311
FWSPDT

Spot Forecast for Falls /Telephone...FS
National Weather Service Pendleton OR
411 PM PDT Mon Sep 16 2024

Forecast is based on forecast start time of 0600 MDT on September 17.
***Thunderstorms imply gusty and erratic winds***
***Winds are 20 foot 10-minute averages***
***CWR-Chance of wetting rain 0.10 or greater***

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

.DISCUSSION...A low pressure system will track across the northern
Great Basin and Intermountain West through Tuesday. A second system
is anticipated to drop southward along the OR/CA coast by Tuesday
night. The result is a chance of rain showers Tuesday morning,
tapering off through the day, followed by another slight chance
of rain showers Tuesday night. Drier conditions then expected
Wednesday afternoon through the remainder of the week.

.TUESDAY...

Sky/weather.........Mostly cloudy (80-90 percent). Chance of rain
                    showers in the morning.
CWR.................25 percent morning, decreasing to 5 percent
                    afternoon.
LAL.................1.
Max temperature.....62-65.
Min humidity........29-34 percent.
Wind (20 ft)........North winds 5-10 mph, gusting 15-20 mph in the
                    morning. Winds becoming northwest 6-9 mph, with
                    gusts to 15 mph in the afternoon.
Ridgetop wind.......North winds 5-10 mph, gusting 15-20 mph in the
                    morning. Winds becoming northwest 6-9 mph, with
                    gusts to 15 mph in the afternoon.
Mixing height.......Increasing to 4000-4500 ft AGL by late morning.
Transport winds.....North around 15 mph shifting to the
                    northwest around 15 by afternoon.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

TIME (MDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
Temp............41  39  43  47  53  55  56  58  59  60  61  61
RH..............85  85  84  72  61  56  49  45  41  36  34  35
20 FT wind dir..N   N   N   N   N   NW  NW  NW  NW  NW  NW  NW
20 FT wind spd..6   6   8   8   8   9   9   9   9   9   9   9
20 FT wind gust.15  15  15  15  15  15  15  15  15  15  15  15

.TUESDAY NIGHT...

Sky/weather.........Mostly cloudy (70-80 percent). Slight chance of
                    rain showers late in the evening.
CWR.................5 percent.
LAL.................1.
Min temperature.....36-39.
Max humidity........95-100 percent.
Wind (20 ft)........Northwest winds 6-10 mph with gusts to
                    around 15 mph in the evening becoming
                    3-6 mph overnight.
Ridgetop wind.......Northwest winds 6-10 mph with gusts to
                    around 15 mph in the evening becoming
                    3-6 mph overnight.
Mixing height.......Decreasing to 400-600 ft AGL overnight.
Transport winds.....Northwest 8-14 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

.WEDNESDAY...

Sky/weather.........Partly sunny (60-70 percent).
CWR.................0 percent.
LAL.................1.
Max temperature.....61-64.
Min humidity........39-44 percent.
Wind (20 ft)........Light winds becoming northwest 5 to 8 mph late
                    in the morning.
Ridgetop wind.......Light winds becoming northwest 5 to 8 mph late
                    in the morning.
Mixing height.......Increasing to 5000-5500 ft AGL by afternoon.
Transport winds.....Northwest 6 to 8 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.

$$
Forecaster...Plunkett
Requested by...Colleen Malaney
Type of request...WILDFIRE
.TAG 2422595.0/PDT
.DELDT 09/16/24
.FormatterVersion 2.0.0
.EMAIL jordan.daugherty@usda.gov,colleen.malaney@usda.gov,jordan_daugherty@firenet.gov