Fort Harrison, MT (59636)

5:57 PM MDT on August 18, 2017 (GMT -0600)
Capital High | | Change Station

Elev 3871 ft 46.62 °N, 112.05 °W | Updated 4 seconds ago

Clear
Clear
88.2 °F
Feels Like 84 °F
N
7.0
Wind Variable Wind from West

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 29.88 in
Visibility 4.0 miles
Clouds Overcast 3800 ft
Heat Index 84 °F
Dew Point 36 °F
Humidity 15%
Rainfall 0.00 in
Snow Depth Not available.
6:30 AM 8:32 PM
Waning Crescent, 10% visible
METAR KHLN 182353Z 26010G17KT 4SM HZ OVC038 32/M02 A2995 RMK AO2 SLP119 T03171022 10328 20278 56016
Pressure 29.88 in
Visibility 4.0 miles
Clouds Overcast 3800 ft
Heat Index 84 °F
Dew Point 36 °F
Humidity 15%
Rainfall 0.00 in
Snow Depth Not available.
6:30 AM 8:32 PM
Waning Crescent, 10% visible
METAR KHLN 182353Z 26010G17KT 4SM HZ OVC038 32/M02 A2995 RMK AO2 SLP119 T03171022 10328 20278 56016

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10-Day Weather Forecast

Almanac

Astronomy

Aug. 18, 2017 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

Today's Extremes

State Highs State Lows

Community

WunderPhotos

Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Air Quality Alert
Issued: 9:00 AM MDT Aug. 18, 2017 – National Weather Service

... Air quality alert in effect until 900am MDT Saturday...

The Montana department of environmental quality has issued an air
quality alert for Broadwater, Deer Lodge, Gallatin, Granite,
Jefferson, Lewis And Clark, Mineral, Missoula, Powell, Ravalli, and
Silver Bow counties in effect until further notice due to increased
fire activity in west-central Montana. Fire activity is expected to
remain high under a red flag warning this afternoon. Air quality
impacts are expected to improve briefly this afternoon before
conditions deteriorate this evening. Impacts are most significant in
the Seeley Lake area. Smoke from the Rice Ridge fire is causing
hazardous air quality impacts between midnight and noon. The Missoula
city-County health department recommends residents spend as little
night time as possible in Seeley Lake due to the dangerous overnight
pollution levels. This alert will be updated again at 900am
8/19/2017.

An air quality alert means that particulates have been trending
upwards and that an exceedence of the 24 hour National ambient air
quality Standard (naaqs) has occurred or may occur in the near
future.

As of 900am, particulate levels in Seeley Lake are hazardous

As of 900am, particulate levels in Arlee, Butte, Lolo, and
Philipsburg are unhealthy

As of 900am, particulate levels in Bozeman, Butte, Clearwater,
Drummond, Florence, Rock creek, Hamilton, Helena, and Lincoln are
unhealthy for sensitive groups

As of 900am, particulate levels in Frenchtown, Missoula, and Superior
are moderate

When air quality is hazardous... state and local health officials
recommend that everyone should avoid any outdoor exertion; people
with respiratory or heart disease, the elderly, and children should
remain indoors.

When air quality is unhealthy... state and local health officials
recommend that people with respiratory or heart disease, the elderly,
and children should avoid prolonged exertion; everyone else should
limit prolonged exertion.

When air quality is unhealthy for sensitive groups... state and local
health officials recommend that people with respiratory or heart
disease, the elderly and children should limit prolonged exertion.

When air quality is moderate... state and local health officials
recommend that unusually sensitive people should consider reducing
prolonged or heavy exertion.

For more information visit the Montana department of environmental
quality at www.Todaysair.Mt.Gov




Fire Weather Warning
Issued: 2:44 PM MDT Aug. 18, 2017 – National Weather Service

... Red flag warning remains in effect until 6 am MDT Saturday...

* impacts: low humidities... hot temperatures... and strong gusty
winds will create erratic fire behavior and an increased risk
of new fire starts.

* Affected area:
in north central Montana fire zones... 112... 113... 114... 115
                                        117.
In southwest Montana fire zones... 116... 118.

* Counties affected:
in central Montana, Cascade, Fergus, Judith Basin
                       Lewis And Clark, Meagher.
In north central Montana, Blaine, Chouteau, Glacier, hill
                             Liberty, Pondera, Teton, Toole.
In southwest Montana, Broadwater, Gallatin, Jefferson.

* Wind: west 5 to 15 mph with gusts up to 30 mph.

* Humidity: as low as 11 percent.

Precautionary/preparedness actions...

A red flag warning means that critical fire weather conditions are
either occurring now, or will shortly. A combination of strong
winds, low relative humidity, and warm temperatures can contribute
to extreme fire behavior.

Please advise the appropriate officials or fire crews in these
areas of this red flag warning.



Http://weather.Gov/greatfalls


203 PM MDT Fri Aug 18 2017

... Red flag warning remains in effect until 6 am MDT Saturday...

* affected area: fire zone 105 (flathead/Glacier park). Fire
zone 106 (west lolo). Fire zone 107 (salish and Kootenai
reservation). Fire zone 108 (east lolo). Fire zone 109
(bitterroot).

* Impacts/timing: a dry cold front will create dry and breezy
conditions beginning this afternoon. Wind and dry conditions
will likely occur on the midslopes and ridges well into the
overnight hours tonight.

* Winds: west winds 15 to 20 mph with gusts to 30 mph through
exposed areas. Peak winds are expected between 6 to 9 PM.

* Minimum humidities: 8 to 18 percent.