837
FNUS76 KOTX 121709
FWSOTX

Spot Forecast for Palouse Empire Fair...Whitman County Emergency Management
National Weather Service Spokane WA
1009 AM PDT Sat Sep 12 2026

Forecast is based on forecast start time of 1000 PDT on September 12.
.DISCUSSION...

Quiet weather is expected through Saturday afternoon. Rain and
slight chance of thunderstorms arrive after 5 PM today, with
steady rain Saturday night through Sunday. Rain totals between
0.50 and 1.20 inches (85% chance of 0.50 inches, 50% chance of 1
inch) will cause water ponding and muddy unpaved areas. Rain and
thunderstorms continue Sunday with gusty winds through the day.

If conditions become unrepresentative, contact the National Weather
Service.
***************************************************************
Forecasts for 20 foot wind speeds (valleys and ridge tops) are
10 minute averages reflecting RAWS wind.
***Ventilation Index is derived from transport wind
   multiplied by the mixing height divided by 100.
   Categories: low (< 200), moderate (200-500),
   high (500-800), and very high (> 800).
***************************************************************

.ODAY...

Sky/weather.........Partly cloudy. 15% chance of thunderstorms after 5 PM.
Chance of pcpn......15 percent.
Max temperature.....78.
Min humidity........28 percent.
Surface winds (mph).Northeast winds 6-12 mph. Gusts to 25 MPH after 6 PM.

.TONIGHT...

Sky/weather.........Cloudy. Rain showers and slight chance of thunderstorms
                    through the night.
Chance of pcpn......100 percent.
Min temperature.....49.
Max humidity........100 percent.
Surface winds (mph).Northeast winds 8-11 mph shifting to the
                    southwest 11-17 mph around 0300.

.SUNDAY...

Sky/weather.........Mostly cloudy. Rain showers. 15% chance of thunderstorms.
Chance of pcpn......90 percent.
Max temperature.....57.
Min humidity........64 percent.
Surface winds (mph).Southwest winds 11-17 mph with gusts to
                    around 30 mph.

$$
Forecaster...DB
Requested by...Bill Tensfeld
Type of request...OTHER
.TAG 2621713.0/OTX
.DELDT 09/12/26
.FormatterVersion 2.0.0
.EMAIL bill.tensfeld@whitmancounty.gov