FNUS75 KMSO 141643
FWSMSO

Spot Forecast for Libby S290
National Weather Service Missoula MT
1043 AM MDT Tue Apr 14 2026

Forecast is based on ignition time of 0600 MDT on April 15.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...Rain is expected with a cold front on Wednesday
morning, becoming showery in the afternoon. Snow levels by
Wednesday evening lower to the valley floor with light
accumulations by Thursday morning.

.WEDNESDAY...

* Sky/Weather.........Mostly cloudy. Rain in the morning, then rain
  likely and slight chance of snow in the afternoon.
* CWR (> 0.10 Inch)...50 percent.
* Chance Lightning....Up to 10 percent.
* Max Temperature.....48-53.
* Min Humidity........45-50 percent.
* Wind (20 ft)........Variable 1-3 mph becoming west 5-10 mph with
  gusts around 20 mph in the afternoon.
* Mixing Height.......4500 ft agl increasing to 6000 ft agl in the
  afternoon.
* Mixing Winds........West 15 mph.
* Precip Amount.......0.10 inches.

.WEDNESDAY NIGHT...

* Sky/Weather.........Mostly cloudy. Rain and snow likely in the
  evening, then chance of snow and rain overnight.
* CWR (> 0.10 Inch)...40 percent.
* Chance Lightning....Up to 10 percent.
* Min Temperature.....27-32.
* Max Humidity........81-86 percent.
* Wind (20 ft)........Variable 1-3 mph.
* Mixing Height.......4500 ft agl decreasing to 1500 ft agl early
  in the evening.
* Mixing Winds........West 10 mph.
* Precip Amount.......0.10 inches.

.THURSDAY...

* Sky/Weather.........Mostly cloudy. Snow likely. Rain likely in
  the afternoon.
* CWR (> 0.10 Inch)...20 percent.
* Chance Lightning....Up to 10 percent.
* Max Temperature.....47-52.
* Min Humidity........39-44 percent.
* Wind (20 ft)........Variable 1-3 mph.
* Mixing Height.......4000 ft agl increasing to 7500 ft agl in the
  late morning and afternoon.
* Mixing Winds........Northwest 10 mph.
* Precip Amount.......0.04 inches.

$$
Forecaster...Kitsmiller
Requested by...Jenn Kitsmiller
Type of request...PRESCRIBED
.TAG 2610312.0/MSO
.DELDT 04/14/26
.FormatterVersion 2.0.0
.EMAIL jennifer.kitsmiller@noaa.gov