Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
549
FNUS55 KPIH 230935
FWFPIH
Fire Weather Planning Forecast for Southeast Idaho
National Weather Service Pocatello ID
335 AM MDT Mon Sep 23 2024
.DISCUSSION...
* Central Idaho Dispatch Area weather impact summary (Zones 475
and 476)...
Strong high presssure will develop over the northern Great Basin and
will start to have an effect tomorrow as temperatures warm and
humidity decreases slightly. This will continue until Wednesday
afternoon, when a trough moves through southern Canada and Montana.
There is a slight chance of showers over the very northern end of the
Salmon-Challis NF on Wednesday night/Thursday morning. Elsewhere,
just expect wind to increase, but humidity is expected to stay high.
* East Idaho Dispatch Area weather impact summary (Zones 410...411
and 413)...
Strong high presssure has developed over the central Great Basin and
will start warm temperatures and slightly decrease humidity. This will
continue until Wednesday afternoon, when a trough moves through
southern Canada and Montana. However, precipitation will stay farther
north; just expect wind to increase while humidity stays high.
* South Central Idaho Dispatch Area weather impact summary (Zones
422...425 and 427)...
Strong high presssure has developed over the central Great Basin and
will start warm temperatures and slightly decrease humidity. This will
continue until Wednesday afternoon, when a trough moves through
southern Canada and Montana. However, precipitation will stay farther
north; just expect wind to increase while humidity stays high.
IDZ475-232315-
East Salmon River Mountains/Salmon NF-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy.
* Max Temperature....62-69 valleys. 54-61 ridges.
24 hr trend......3 degrees down.
* Min Humidity.......32-40 percent valleys. 36-44 percent ridges.
24 hr trend......8 percent up.
* 20ft wind..........
Valleys/lwr slopes...Northwest 4 to 8 mph.
Ridges/upr slopes....Northwest 4 to 8 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......6250-7250 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear.
* Min Temperature....40-47.
24 hr trend......4 degrees up.
* Max Humidity.......69-77 percent.
24 hr trend......16 percent up.
* 20ft wind..........
Valleys/lwr slopes...North 2 to 7 mph in the evening becoming
light.
Ridges/upr slopes....North 2 to 8 mph with gusts to 15
mph shifting to the east 1 to 5 mph
after midnight.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1500 ft AGL.
* Transport Winds....South 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....72-79 valleys. 64-71 ridges.
24 hr trend......10 degrees up.
* Min Humidity.......28-36 percent.
24 hr trend......5 percent down.
* 20ft wind..........
Valleys/lwr slopes...South 2 to 6 mph.
Ridges/upr slopes....South 2 to 7 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......6250-7250 ft AGL.
* Transport Winds....Becoming southwest 10 mph
in the afternoon.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 45 to 52. Highs 70 to 77. South winds
10 to 15 mph with gusts to 25 mph.
.THURSDAY...Mostly clear. Lows 44 to 50. Highs 62 to 69.
Southwest wind 10 to 15 mph with gusts to 25 mph.
.FRIDAY...Clear. Lows 40 to 47. Highs 63 to 70. Southwest winds
5 to 10 mph with gusts to 15 mph.
.SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s.
.SUNDAY...Partly cloudy. Lows in the lower 40s. Highs in the
lower 60s.
$$
IDZ476-232315-
Lemhi and Lost River Range/Challis NF-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy.
* Max Temperature....64-71 valleys. 55-62 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......27-35 percent valleys. 31-39 percent ridges.
24 hr trend......5 percent up.
* 20ft wind..........
Valleys/lwr slopes...Northwest 4 to 8 mph.
Ridges/upr slopes....Northwest 4 to 8 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......3.
* Mixing Height......6250-7250 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy then becoming clear.
* Min Temperature....39-46.
24 hr trend......3 degrees up.
* Max Humidity.......72-80 percent valleys. 66-74 percent ridges.
24 hr trend......18 percent up.
* 20ft wind..........
Valleys/lwr slopes...Northwest 2 to 8 mph.
Ridges/upr slopes....Northwest 2 to 8 mph with gusts to 15 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1500 ft AGL.
* Transport Winds....West 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....73-80 valleys. 62-69 ridges.
24 hr trend......8 degrees up.
* Min Humidity.......25-33 percent valleys. 31-39 percent ridges.
24 hr trend......2 percent down.
* 20ft wind..........
Valleys/lwr slopes...Light wind becoming southeast 2 to 7 mph
in the afternoon.
Ridges/upr slopes....South 4 to 8 mph. Gusts up to 15 mph in
the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......6250-7250 ft AGL.
* Transport Winds....South 10 mph.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 43 to 50. Highs 69 to 76. South winds
10 to 15 mph with gusts to 25 mph.
.THURSDAY...Mostly clear. Lows 44 to 51. Highs 63 to 70.
Southwest wind 10 to 20 mph with gusts to 25 mph.
.FRIDAY...Clear. Lows 39 to 46. Highs 64 to 71. Southwest winds
10 to 15 mph with gusts to 20 mph.
.SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the
upper 60s.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s.
$$
IDZ422-232315-
Sawtooth Range/Northern Sawtooth NF-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy.
* Max Temperature....66-73 valleys. 56-63 ridges.
24 hr trend......Little change.
* Min Humidity.......25-32 percent valleys. 33-41 percent ridges.
24 hr trend......Little change.
* 20ft wind..........
Valleys/lwr slopes...Northwest 2 to 7 mph shifting to the
southwest 3 to 9 mph in the afternoon.
Ridges/upr slopes....Northwest 4 to 8 mph with gusts to
15 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......3.
* Mixing Height......6500-7500 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy then becoming clear.
* Min Temperature....41-48.
24 hr trend......3 degrees up.
* Max Humidity.......68-76 percent valleys. 64-72 percent ridges.
24 hr trend......14 percent up.
* 20ft wind..........
Valleys/lwr slopes...Northeast 2 to 7 mph.
Ridges/upr slopes....Northeast 2 to 7 mph. Gusts up to 15 mph
in the evening.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1500 ft AGL.
* Transport Winds....Northeast 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....70-77 valleys. 63-70 ridges.
24 hr trend......6 degrees up.
* Min Humidity.......26-34 percent valleys. 32-40 percent ridges.
24 hr trend......Little change.
* 20ft wind..........
Valleys/lwr slopes...Northeast 2 to 7 mph shifting to the
southeast in the afternoon.
Ridges/upr slopes....Southeast 2 to 8 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......6250-7250 ft AGL.
* Transport Winds....South 10 mph.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 44 to 51. Highs 69 to 76. Southeast
winds 10 to 15 mph with gusts to 25 mph.
.THURSDAY...Clear. Lows 43 to 50. Highs 63 to 70. Southwest winds
10 to 15 mph with gusts to 25 mph.
.FRIDAY...Clear. Lows 39 to 46. Highs 65 to 72. West wind 10 to
15 mph with gusts to 20 mph.
.SATURDAY...Clear. Lows in the lower 40s. Highs in the upper 60s.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
60s.
$$
IDZ425-232315-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy then becoming mostly sunny.
* Max Temperature....Around 74.
24 hr trend......Little change.
* Min Humidity.......26-34 percent.
24 hr trend......Little change.
* 20ft wind..........Southwest 4 to 9 mph with gusts to 15 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......4.
* Mixing Height......6750-7750 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear.
* Min Temperature....Around 46.
24 hr trend......4 degrees up.
* Max Humidity.......74-82 percent.
24 hr trend......12 percent up.
* 20ft wind..........Southwest 4 to 10 mph with gusts to
15 mph shifting to the southeast 2 to 6
mph after midnight.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1000 ft AGL.
* Transport Winds....East 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....Around 79.
24 hr trend......6 degrees up.
* Min Humidity.......28-36 percent.
24 hr trend......Little change.
* 20ft wind..........East 2 to 7 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......5250-6250 ft AGL.
* Transport Winds....Light wind.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 47 to 52. Highs 82 to 87. East winds
5 to 10 mph with gusts to 15 mph.
.THURSDAY...Clear. Lows in the lower 50s. Highs in the upper 70s.
Southwest wind 10 to 15 mph with gusts to 25 mph.
.FRIDAY...Clear. Lows in the mid 40s. Highs in the upper 70s.
West wind 10 to 15 mph with gusts to 20 mph.
.SATURDAY...Clear. Lows in the mid 40s. Highs in the upper 70s.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
$$
IDZ427-232315-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy.
* Max Temperature....Around 73 valleys. 63-70 ridges.
24 hr trend......Little change.
* Min Humidity.......25-33 percent.
24 hr trend......Little change.
* 20ft wind..........
Valleys/lwr slopes...West 6 to 11 mph.
Ridges/upr slopes....Northwest 6 to 11 mph with gusts to 20 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......4.
* Mixing Height......7000-8000 ft AGL.
* Transport Winds....Northwest 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear.
* Min Temperature....44-51.
24 hr trend......3 degrees up.
* Max Humidity.......63-71 percent valleys. 53-61 percent ridges.
24 hr trend......11 percent up.
* 20ft wind..........
Valleys/lwr slopes...West 2 to 8 mph shifting to the south 2 to
6 mph after midnight.
Ridges/upr slopes....Northwest 4 to 8 mph. Gusts up to 15 mph
in the evening.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1000 ft AGL.
* Transport Winds....Southwest 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....Around 79 valleys. 70-77 ridges.
24 hr trend......7 degrees up.
* Min Humidity.......25-33 percent.
24 hr trend......Little change.
* 20ft wind..........
Valleys/lwr slopes...Southeast 2 to 7 mph.
Ridges/upr slopes....Southeast 2 to 7 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......5500-6500 ft AGL.
* Transport Winds....Southeast 10 mph.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 49 to 56. Highs 77 to 84. South winds
10 to 15 mph with gusts to 20 mph.
.THURSDAY...Clear. Lows 49 to 56. Highs 71 to 78. Southwest winds
10 to 15 mph with gusts to 20 mph.
.FRIDAY...Clear. Lows 45 to 52. Highs 72 to 79. Northwest winds
5 to 10 mph with gusts to 15 mph.
.SATURDAY...Clear. Lows in the upper 40s. Highs in the mid 70s.
.SUNDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s.
$$
IDZ410-232315-
Upper Snake River Valley/Idaho Falls BLM-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy then becoming mostly sunny.
* Max Temperature....66-73.
24 hr trend......Little change.
* Min Humidity.......25-33 percent.
24 hr trend......2 percent up.
* 20ft wind..........West 2 to 8 mph with gusts to 15 mph.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......3.
* Mixing Height......7000-8000 ft AGL.
* Transport Winds....West 10 mph.
.TONIGHT...
* Sky/weather........Partly cloudy then becoming clear.
* Min Temperature....40-47.
24 hr trend......2 degrees up.
* Max Humidity.......75-83 percent.
24 hr trend......11 percent up.
* 20ft wind..........West 2 to 8 mph with gusts to 15 mph shifting
to the north 2 to 7 mph after midnight.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1500 ft AGL.
* Transport Winds....North 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....71-78.
24 hr trend......5 degrees up.
* Min Humidity.......29-37 percent.
24 hr trend......4 percent up.
* 20ft wind..........Northeast 2 to 7 mph shifting to the
south 2 to 6 mph in the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......5750-6750 ft AGL.
* Transport Winds....Light wind.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 43 to 50. Highs 76 to 83. Southeast
winds 10 to 15 mph with gusts to 20 mph.
.THURSDAY...Clear. Lows 44 to 51. Highs 72 to 79. South winds
10 to 15 mph with gusts to 25 mph.
.FRIDAY...Clear. Lows 41 to 48. Highs 72 to 78. Southwest winds
10 to 15 mph with gusts to 20 mph.
.SATURDAY...Clear. Lows in the mid 40s. Highs in the mid 70s.
.SUNDAY...Mostly clear. Lows in the mid 40s. Highs in the mid
70s.
$$
IDZ411-232315-
Centennial Mountains and Snake River Range/Targhee NF-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy.
* Max Temperature....Around 67 valleys. 58-65 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......30-38 percent valleys. 34-42 percent ridges.
24 hr trend......4 percent up.
* 20ft wind..........
Valleys/lwr slopes...Light wind becoming west 2 to 6 mph in the
afternoon.
Ridges/upr slopes....West 2 to 8 mph. Gusts up to 15 mph in the
afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......3.
* Mixing Height......7000-8000 ft AGL.
* Transport Winds....West 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly clear.
* Min Temperature....37-44.
24 hr trend......2 degrees up.
* Max Humidity.......83-91 percent valleys. 71-79 percent ridges.
24 hr trend......10 percent up.
* 20ft wind..........
Valleys/lwr slopes...Northwest 1 to 5 mph in the evening
becoming light.
Ridges/upr slopes....Northwest 2 to 7 mph with gusts to
15 mph shifting to the north 2 to 6 mph
after midnight.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......600-1100 ft AGL.
* Transport Winds....North 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....Around 73 valleys. 64-71 ridges.
24 hr trend......7 degrees up.
* Min Humidity.......33-40 percent valleys. 36-44 percent ridges.
24 hr trend......2 percent up.
* 20ft wind..........
Valleys/lwr slopes...Light wind..
Ridges/upr slopes....Northeast 2 to 6 mph shifting to the
southwest 2 to 7 mph with gusts to
15 mph in the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......4500-5500 ft AGL.
* Transport Winds....Becoming southwest 10 mph in the afternoon.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 42 to 49. Highs 67 to 74. Southeast
winds 10 to 15 mph with gusts to 25 mph.
.THURSDAY...Clear. Lows 43 to 50. Highs 64 to 71. South winds
10 to 15 mph with gusts to 25 mph.
.FRIDAY...Clear. Lows 40 to 47. Highs 63 to 70. Southeast winds
5 to 10 mph with gusts to 20 mph.
.SATURDAY...Clear. Lows in the lower 40s. Highs in the upper 60s.
.SUNDAY...Mostly clear. Lows in the lower 40s. Highs in the mid
60s.
$$
IDZ413-232315-
Caribou Range/Caribou NF-
335 AM MDT Mon Sep 23 2024
.Today...
* Sky/weather........Partly cloudy.
* Max Temperature....67-74 valleys. 59-66 ridges.
24 hr trend......Little change.
* Min Humidity.......25-33 percent.
24 hr trend......Little change.
* 20ft wind..........
Valleys/lwr slopes...West 4 to 8 mph.
Ridges/upr slopes....West 4 to 8 mph. Gusts up to 15 mph in the
afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......3.
* Mixing Height......7000-8000 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy.
* Min Temperature....40-47.
24 hr trend......2 degrees up.
* Max Humidity.......67-75 percent valleys. 60-68 percent ridges.
24 hr trend......3 percent up.
* 20ft wind..........
Valleys/lwr slopes...North 2 to 7 mph.
Ridges/upr slopes....North 2 to 7 mph. Gusts up to 15 mph in
the evening.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......500-1000 ft AGL.
* Transport Winds....North 10 mph in the evening.
.TUESDAY...
* Sky/weather........Sunny.
* Max Temperature....70-77.
24 hr trend......6 degrees up.
* Min Humidity.......27-35 percent.
24 hr trend......3 percent up.
* 20ft wind..........
Valleys/lwr slopes...Becoming southwest 1 to 5 mph in the afternoon.
Ridges/upr slopes....East 2 to 6 mph shifting to the southwest
in the afternoon.
* Chc Wetting Rain...Zero.
* LAL................1.
* Haines Index.......2.
* Mixing Height......5500-6500 ft AGL.
* Transport Winds....Light wind.
.Forecast days 3 through 7......
.WEDNESDAY...Clear. Lows 44 to 51. Highs 74 to 81. Southeast
winds 10 to 15 mph with gusts to 20 mph.
.THURSDAY...Clear. Lows 47 to 54. Highs 71 to 78. South winds
10 to 15 mph with gusts to 20 mph.
.FRIDAY...Clear. Lows 43 to 50. Highs 71 to 78. North wind 5 to
10 mph with gusts to 15 mph.
.SATURDAY...Clear. Lows in the mid 40s. Highs in the mid 70s.
.SUNDAY...Clear. Lows in the mid 40s. Highs in the lower 70s.
$$
.OUTLOOK from Monday September 30 to Sunday October 6:
High confidence above normal temperatures.
Moderate confidence below normal precipitation.
$$
Messick
$$