Hourly Weather in Flathead Lake State Park - Big Arm Unit, United States
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
9 mph
Light
9 mph
Light
9 mph
Light
8 mph
Light
8 mph
Light
2 mph
Calm
1 mph
Calm
1 mph
Calm
2 mph
Calm
Humidity
63%
Humid
60%
Humid
57%
Comfortable
55%
Comfortable
52%
Comfortable
56%
Comfortable
61%
Humid
57%
Comfortable
52%
Comfortable
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1021 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
1021 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
1020 hPa
High
Clouds
0%
0%
0%
0%
0%
0%
0%
0%
0%
Dew point
29°
27°
26°
24°
23°
28°
31°
33°
32°
UV Index
0
0
0
0
0
0
0
1
2
Air quality
42
Good
41
Good
40
Good
39
Good
37
Good
36
Good
36
Good
38
Good
41
Good
Pollen index
Tree
4 / 5
4 / 5
3 / 5
3 / 5
2 / 5
2 / 5
2 / 5
2 / 5
2 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
0.08 μg/ft3
0.08 μg/ft3
0.08 μg/ft3
0.09 μg/ft3
0.09 μg/ft3
0.10 μg/ft3
0.11 μg/ft3
0.10 μg/ft3
0.09 μg/ft3
PM25
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.06 μg/ft3
0.07 μg/ft3
0.08 μg/ft3
0.07 μg/ft3
0.06 μg/ft3
NO2
2 ppb
2.14 ppb
2.28 ppb
2.19 ppb
2.09 ppb
2 ppb
1.47 ppb
0.94 ppb
0.41 ppb
SO2
0.07 ppb
0.08 ppb
0.08 ppb
0.08 ppb
0.07 ppb
0.07 ppb
0.07 ppb
0.08 ppb
0.08 ppb
CO
0.12 ppb
0.12 ppb
0.12 ppb
0.12 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.11 ppb
0.1 ppb
O3
41.92 ppb
41.14 ppb
40.37 ppb
38.86 ppb
37.35 ppb
35.84 ppb
40.99 ppb
46.15 ppb
51.3 ppb