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FNUS55 KMSO 191009
FWFMSO

Fire Weather Planning Forecast for Wrn Montana and N Cntrl Idaho
National Weather Service Missoula MT
409 AM MDT Thu Sep 19 2024


.DISCUSSION...

Idaho (Zones 102 and 103): A warming and drying trend is expected
through the weekend. Higher valleys could get quite chilly with
temperatures falling into the 30s. A dry front will move through Friday
and bring breezy westerly winds and drier air into the region.

Northwest MT (Zones 104 and 105): Milder and drier conditions are
anticipated through the weekend. Breezy south to west winds both
Thursday and Friday afternoons. Possible frost both Saturday and Sunday
mornings.

West Central MT (Zones 106, 107 and 108): Milder and drier conditions
are anticipated through the weekend. Breezy south to west winds both
Thursday and Friday afternoons. Possible frost both Saturday and Sunday
mornings.

Southwest MT (Zones 109, 110 and 111): Milder and drier conditions
are anticipated through the weekend. Breezy south to west winds both
Thursday and Friday afternoons. Possible frost both Saturday and Sunday
mornings.

View Fire Weather Briefing videos on our YouTube channel
at https://www.youtube.com/NWSMissoula

IDZ102-103-201015-
Palouse/Hells Canyon-Clearwater/Nez Perce-
309 AM PDT Thu Sep 19 2024

.TODAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....73-83 valleys and 60-70 ridges.
* Min Humidity........31-41 percent valleys and 40-50 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Becoming upslope/upvalley 4-8 mph in the
      afternoon.
*     Ridge Top............Southwest 5-10 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....40-50.
* Max Humidity........77-87 percent valleys and 70-80 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-10 mph.
*     Ridge Top............Southwest 10-15 mph.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.FRIDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....68-78 valleys and 50-60 ridges.
* Min Humidity........30-40 percent valleys and 38-48 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......West 5-15 mph.
*     Ridge Top............West 5-15 mph.
* Haines Index........3 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.SATURDAY...Mostly clear. Lows 40-50. Highs 60-70. Min humidities
20-30 percent. Northwest winds 10-15 mph.
.SUNDAY...Partly cloudy. Lows 40-50. Highs 65-75. Min humidities
25-35 percent. Diurnal terrain winds to 10 mph.
.MONDAY...Partly cloudy with slight chance of rain. Lows 45-55. Highs
65-75. Southwest winds 5-10 mph.
.TUESDAY...Mostly clear. Lows 45-55. Highs 70-80.
.WEDNESDAY...Mostly clear. Lows 50-60. Highs 75-85.

$$

MTZ104-105-201015-
Kootenai-Flathead/Glacier Park-
409 AM MDT Thu Sep 19 2024

.TODAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....70-75 valleys and 53-63 ridges.
* Min Humidity........36-46 percent valleys and 49-59 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Becoming southwest 5-15 mph in the
      afternoon.
*     Ridge Top............West 10-20 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....40-45.
* Max Humidity........86-96 percent valleys and 65-75 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 10-20 mph.
*     Ridge Top............Southwest 10-20 mph.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.FRIDAY...
* Sky/Weather.........Partly cloudy. Chance of rain. Snow level
  7500 feet.
* Max Temperature.....65-70 valleys and 45-55 ridges.
* Min Humidity........32-42 percent valleys and 41-51 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......West 10-20 mph.
*     Ridge Top............West 10-20 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.SATURDAY...Partly cloudy. Lows 40-50. Highs 55-65. Min humidities
25-35 percent. West winds 10-15 mph.
.SUNDAY...Partly cloudy. Lows 40-50. Highs 60-70. Min humidities
30-40 percent. Southwest winds 10-15 mph.
.MONDAY...Mostly cloudy with slight chance of rain. Lows 40-50. Highs
60-70. Southwest winds 10-15 mph.
.TUESDAY...Mostly clear. Lows 45-55. Highs 65-75.
.WEDNESDAY...Mostly clear. Lows 45-55. Highs 70-80.

$$

MTZ106-108-201015-
West Lolo-East Lolo-
409 AM MDT Thu Sep 19 2024

.TODAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....68-78 valleys and 58-68 ridges.
* Min Humidity........30-40 percent valleys and 40-50 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 5-15 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....40-45.
* Max Humidity........73-83 percent valleys and 67-77 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 5-15 mph.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.FRIDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....60-70 valleys and 50-60 ridges.
* Min Humidity........26-36 percent valleys and 33-43 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......West 10-20 mph.
*     Ridge Top............West 10-20 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.SATURDAY...Mostly clear. Lows 40-50. Highs 60-70. Min humidities
25-35 percent. West winds 10-15 mph.
.SUNDAY...Partly cloudy. Lows 40-50. Highs 60-70. Min humidities
25-35 percent. West winds 5-10 mph.
.MONDAY...Mostly cloudy with slight chance of rain. Lows 45-55. Highs
60-70. West winds 5-10 mph.
.TUESDAY...Mostly clear. Lows 40-50. Highs 70-80.
.WEDNESDAY...Mostly clear. Lows 45-55. Highs 70-80.

$$

MTZ107-201015-
Flathead Reservation-
409 AM MDT Thu Sep 19 2024

.TODAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....75-80 valleys and 50-55 ridges.
* Min Humidity........33-43 percent valleys and 51-61 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 10-20 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....40-50.
* Max Humidity........61-71 percent.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 10-20 mph.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.FRIDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....70-75 valleys and 45-50 ridges.
* Min Humidity........29-39 percent valleys and 41-51 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 10-20 mph.
*     Ridge Top............West 15-25 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.SATURDAY...Mostly clear. Lows 40-50. Highs 60-70. Min humidities
25-35 percent. West winds 10-15 mph.
.SUNDAY...Partly cloudy. Lows 40-50. Highs 65-75. Min humidities
30-40 percent. Diurnal terrain winds to 10 mph.
.MONDAY...Mostly cloudy with slight chance of rain. Lows 45-55. Highs
65-75. Southwest winds 5-10 mph.
.TUESDAY...Mostly clear. Lows 45-55. Highs 70-80.
.WEDNESDAY...Mostly clear. Lows 50-60. Highs 75-85.

$$

MTZ109-201015-
Bitterroot-
409 AM MDT Thu Sep 19 2024

.TODAY...
* Sky/Weather.........Mostly sunny.
* Max Temperature.....70-75 valleys and 55-60 ridges.
* Min Humidity........34-44 percent.
* 20-Foot Winds.......
*     Lower Elevation......Variable less than 7 mph.
*     Ridge Top............Southwest 5-15 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Min Temperature.....40-45.
* Max Humidity........84-94 percent valleys and 66-76 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 5-15 mph.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.FRIDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....65-70 valleys and 50-55 ridges.
* Min Humidity........32-42 percent.
* 20-Foot Winds.......
*     Lower Elevation......West 10-20 mph.
*     Ridge Top............West 10-20 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.SATURDAY...Mostly clear. Lows 40-50. Highs 60-70. Min humidities
25-35 percent. Northwest winds 10-15 mph.
.SUNDAY...Partly cloudy. Lows 40-50. Highs 60-70. Min humidities
30-40 percent. West winds 5-10 mph.
.MONDAY...Mostly cloudy with slight chance of rain. Lows 45-55. Highs
60-70. West winds 5-10 mph.
.TUESDAY...Mostly clear. Lows 40-50. Highs 65-75.
.WEDNESDAY...Mostly clear. Lows 45-55. Highs 70-80.

$$

MTZ110-111-201015-
Deerlodge/West Beaverhead-East Beaverhead-
409 AM MDT Thu Sep 19 2024

.TODAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....65-70 valleys and 55-60 ridges.
* Min Humidity........26-36 percent valleys and 33-43 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 5-15 mph.
* Haines Index........2 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.TONIGHT...
* Sky/Weather.........Mostly clear.
* Min Temperature.....28-38 valleys and 35-40 ridges.
* Max Humidity........90-100 percent valleys and 68-78 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......Southwest 5-15 mph.
*     Ridge Top............Southwest 5-15 mph.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.FRIDAY...
* Sky/Weather.........Partly cloudy.
* Max Temperature.....60-70 valleys and 55-60 ridges.
* Min Humidity........22-32 percent valleys and 28-38 percent
  ridges.
* 20-Foot Winds.......
*     Lower Elevation......West 10-20 mph.
*     Ridge Top............West 10-20 mph.
* Haines Index........3 very low.
* LAL.................1.
* CWR (> 0.10 Inch)...0 percent.

.SATURDAY...Cooler. Mostly clear. Lows 35-45. Highs 55-65. Min
humidities 20-30 percent. North winds 10-15 mph.
.SUNDAY...Partly cloudy. Lows 35-45. Highs 60-70. Min humidities
20-30 percent. West winds 5-10 mph.
.MONDAY...Mostly cloudy with slight chance of rain. Lows 40-50. Highs
55-65. West winds 10-15 mph.
.TUESDAY...Mostly clear. Lows 40-50. Highs 65-75.
.WEDNESDAY...Mostly clear. Lows 40-50. Highs 70-80.

$$