Weather observations for the past three days for
Helena Regional Airport
Metric (Imperial)
Date Time (mst) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
24 23:53 SW 7 16.09 Overcast BKN075 OVC110 5.6 2.8 82% 4 75.29 1006.5
24 22:53 W 11 16.09 Overcast OVC070 6.1 1.7 11.1 2.8 74% 4 75.29 1006.3
24 21:53 W 7 16.09 Overcast BKN080 OVC110 5 1.1 76% 4 75.26 1006.7
24 20:53 Calm 16.09 Overcast OVC100 7.2 1.1 66% 75.34 1007.5
24 19:53 Vrbl 7 16.09 Overcast OVC110 8.9 1.7 61% 8 75.39 1007.9
24 18:53 Vrbl 7 16.09 Overcast OVC085 6.1 0.6 68% 5 75.39 1008.6
24 17:53 NE 7 16.09 Overcast OVC090 4.4 0 73% 3 75.41 1009.0
24 16:53 Calm 16.09 Fair CLR 3.3 0 8.9 1.7 79% 75.44 1009.8
24 15:53 SW 6 16.09 A Few Clouds FEW110 5 0 70% 75.46 1010.0
24 14:53 Calm 16.09 Fair CLR 5 1.1 76% 75.54 1010.7
24 13:53 E 7 16.09 Fair CLR 4.4 0.6 77% 3 75.59 1011.8
24 12:53 W 13 16.09 Fair CLR 5 0 70% 2 75.64 1012.1
24 11:53 Calm 16.09 Fair CLR 2.2 0.6 89% 75.67 1013.0
24 10:53 SE 6 16.09 Fair CLR 2.2 -0.6 2.2 -2.8 82% 75.79 1014.8
24 09:53 Calm 16.09 Fair CLR 0 -1.1 92% 75.77 1014.6
24 08:53 Calm 16.09 Fair CLR -1.7 -2.8 92% 75.82 1015.7
24 07:53 W 7 16.09 Fair CLR -1.7 -2.8 92% -4 75.82 1015.5
24 06:53 Calm 16.09 Fair CLR -2.2 -3.3 92% 75.79 1015.7
24 05:53 NW 7 16.09 Fair CLR -1.7 -2.8 92% -4 75.84 1015.6
24 04:53 SE 9 16.09 Fair CLR -2.2 -2.8 0 -2.8 96% -5 75.79 1015.4
24 03:53 Calm 16.09 Fair CLR -2.2 -2.8 96% 75.79 1015.0
24 02:53 SW 6 16.09 A Few Clouds FEW100 -2.2 -2.8 96% 75.84 1015.5
24 01:53 Calm 16.09 Fair CLR -2.2 -2.8 96% 75.82 1015.5
24 00:53 Calm 16.09 Fair CLR -1.7 -2.8 92% 75.82 1015.4
23 23:53 Calm 16.09 Fair CLR -1.1 -2.2 92% 75.82 1015.4
23 22:53 Calm 16.09 Fair CLR -1.7 -2.8 1.1 -2.2 92% 75.82 1016.0
23 21:53 Calm 16.09 Fair CLR -1.7 -2.8 92% 75.82 1015.6
23 20:53 SW 6 16.09 Fair CLR -1.7 -2.8 92% 75.79 1015.7
23 19:53 Calm 16.09 Fair CLR -1.1 -2.2 92% 75.79 1015.9
23 18:53 SE 6 12.87 Fair CLR -1.1 -2.8 88% 75.79 1015.8
23 17:53 Calm 16.09 Fair CLR 0 -2.2 85% 75.79 1015.6
23 16:53 Calm 16.09 Fair CLR 0 -2.2 2.2 -1.7 85% 75.82 1015.9
23 15:53 E 6 16.09 Fair CLR 2.2 -1.7 76% 75.82 1015.6
23 14:53 Calm 16.09 Mostly Cloudy BKN110 2.2 -1.7 76% 75.82 1015.3
23 13:53 SE 6 16.09 Mostly Cloudy BKN110 1.1 -1.7 82% 75.84 1015.8
23 12:53 Calm 16.09 Overcast BKN080 OVC090 1.1 -1.7 82% 75.87 1016.6
23 11:53 Vrbl 6 16.09 Overcast SCT075 OVC090 -0.6 -2.2 89% 75.92 1017.1
23 10:53 Calm 16.09 Overcast OVC070 -1.7 -2.8 -1.1 -4.4 92% 75.97 1018.0
23 09:53 Calm 16.09 Overcast OVC090 -1.1 -3.3 85% 75.97 1017.7
23 08:53 Calm 16.09 Overcast BKN100 OVC110 -2.8 -4.4 89% 75.95 1017.5
23 07:53 E 6 16.09 Fair CLR -4.4 -6.1 88% 75.95 1017.7
23 06:53 Calm 16.09 Fair CLR -3.9 -5.6 88% 75.95 1017.3
23 05:53 Calm 16.09 Fair CLR -3.9 -5.6 88% 75.95 1017.1
23 04:53 Calm 16.09 A Few Clouds FEW080 -3.9 -6.1 -1.7 -5 85% 75.95 1016.9
23 03:53 Calm 16.09 Fair CLR -3.9 -5.6 88% 75.95 1016.9
23 02:53 Calm 16.09 Fair CLR -2.8 -5.6 81% 75.95 1016.6
23 01:53 W 6 16.09 Fair CLR -2.8 -5.6 81% 75.95 1016.2
23 00:53 Calm 16.09 Fair CLR -3.3 -5.6 84% 75.95 1016.3
22 23:53 S 7 16.09 Fair CLR -2.2 -5 81% -5 75.97 1016.5
22 22:53 W 7 16.09 Fair CLR -2.2 -4.4 3.9 -2.8 85% -5 75.97 1017.0
22 21:53 N 6 16.09 Fair CLR -1.7 -5 78% 76.02 1017.5
22 20:53 S 6 16.09 Fair CLR -0.6 -4.4 76% 76 1017.6
22 19:53 W 9 16.09 Fair CLR 0 -4.4 73% -3 75.97 1017.7
22 18:53 W 6 16.09 A Few Clouds FEW070 1.1 -4.4 67% 75.97 1017.3
22 17:53 E 11 16.09 Fair CLR 3.3 -4.4 57% 1 75.97 1016.8
22 16:53 SE 9 16.09 Fair CLR 3.9 -4.4 7.8 3.3 55% 2 75.97 1016.6
22 15:53 NW 19 16.09 Fair CLR 5 -5 49% 2 75.95 1016.3
22 14:53 W 13 16.09 A Few Clouds FEW055 6.1 -6.1 42% 4 75.95 1016.0
22 13:53 NW 15 16.09 Partly Cloudy SCT070 6.7 -5.6 41% 4 75.95 1015.6
22 12:53 NW 20 G 33 16.09 Fair CLR 7.2 -5.6 40% 4 75.87 1014.8
22 11:53 W 13 16.09 Fair CLR 6.1 -2.2 56% 4 75.92 1015.4
22 10:53 Vrbl 7 16.09 Mostly Cloudy FEW050 SCT070 BKN090 4.4 -1.7 4.4 -1.1 65% 3 75.92 1016.0 0.1
22 09:53 W 26 G 39 16.09 Overcast OVC065 4.4 -1.1 68% 0 75.79 1013.8 0.03
22 08:53 W 15 6.44 Light Snow Fog/Mist FEW010 BKN013 OVC031 1.1 0 92% -3 75.74 1014.1 0.08
22 07:53 W 7 16.09 A Few Clouds FEW075 -1.1 -2.8 88% -3 75.54 1011.3
22 06:53 NW 6 16.09 Overcast BKN055 OVC070 0 -1.7 88% 75.51 1010.9
22 05:53 Calm 16.09 Partly Cloudy SCT110 -0.6 -1.7 92% 75.46 1010.3
22 04:53 W 6 16.09 Mostly Cloudy BKN060 0 -1.7 0.6 -0.6 88% 75.46 1010.0
22 03:53 Calm 16.09 Mostly Cloudy BKN095 -0.6 -2.8 85% 75.49 1010.6
22 02:53 W 11 16.09 Overcast OVC100 0 -2.8 82% -3 75.49 1010.6
22 01:53 S 11 16.09 Overcast OVC080 0.6 -2.2 82% -2 75.44 1009.8
22 00:53 Calm 16.09 Overcast BKN090 OVC110 0 -2.2 85% 75.46 1010.2
Date Time (mst) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)