Weather observations for the past three days for
Helena Regional Airport
Metric (Imperial)
Date Time (mdt) 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.
19 04:53 W 7 16.09 Fair CLR 4.4 -3.3 58% 3 76.4 1019.5
19 03:53 Calm 16.09 Fair CLR 5 -3.3 55% 76.43 1019.6
19 02:53 Calm 16.09 Fair CLR 5 -3.3 55% 76.43 1019.7
19 01:53 S 7 16.09 Fair CLR 5.6 -3.3 53% 4 76.45 1019.7
19 00:53 Vrbl 6 16.09 Fair CLR 7.8 -3.9 44% 76.45 1019.6
18 23:53 SW 9 16.09 Fair CLR 10 -5 17.8 7.8 35% 9 76.43 1019.6
18 22:53 Vrbl 6 16.09 Fair CLR 8.3 -3.3 44% 76.43 1020.4
18 21:53 SW 11 16.09 Fair CLR 12.2 -4.4 31% 76.43 1019.7
18 20:53 W 15 16.09 Fair CLR 12.2 -3.9 33% 76.4 1020.4
18 19:53 W 24 16.09 Fair CLR 15 -5.6 24% 76.38 1019.6
18 18:53 W 13 16.09 Fair CLR 16.1 -5 23% 76.4 1019.8
18 17:53 W 28 G 44 16.09 Fair CLR 17.8 -7.2 21.1 15 18% 76.35 1018.7
18 16:53 NW 26 G 43 16.09 Fair CLR 18.9 -6.7 17% 76.35 1018.4
18 15:53 W 31 G 57 16.09 Fair CLR 18.9 -7.2 16% 76.33 1017.7
18 14:53 W 35 G 59 16.09 Fair and Breezy CLR 18.9 -7.2 16% 76.3 1017.0
18 13:53 W 31 G 43 16.09 Fair CLR 19.4 -5.6 18% 76.23 1016.0
18 12:53 NW 30 G 41 16.09 Fair CLR 18.3 -5 20% 76.23 1016.3
18 11:53 Vrbl 7 16.09 Fair CLR 15 -2.8 15 2.8 29% 76.3 1017.6
18 10:53 SE 6 16.09 Fair CLR 11.1 1.1 50% 76.23 1017.3
18 09:53 N 6 16.09 Fair CLR 11.1 0 47% 76.2 1016.9
18 08:53 W 6 16.09 Fair CLR 4.4 -0.6 70% 76.17 1017.4
18 07:53 Calm 16.09 Fair CLR 4.4 -1.7 65% 76.12 1016.7
18 06:53 S 7 16.09 Fair CLR 5 -1.1 65% 4 76.12 1016.5
18 05:53 S 6 16.09 Fair CLR 6.7 -1.1 12.2 5 58% 76.1 1015.6
18 04:53 Calm 16.09 Mostly Cloudy BKN080 6.1 0 65% 76.1 1015.9
18 03:53 SE 9 16.09 Overcast OVC085 9.4 0 52% 8 76.12 1015.7
18 02:53 W 26 16.09 A Few Clouds FEW070 11.7 -0.6 43% 76.15 1015.6
18 01:53 N 6 16.09 Fair CLR 11.1 -0.6 45% 76.2 1016.1
18 00:53 S 11 16.09 Fair CLR 9.4 0 52% 8 76.23 1017.0
17 23:53 S 9 16.09 Overcast OVC070 10.6 0 12.8 10 48% 76.28 1017.7
17 22:53 W 22 G 31 16.09 Partly Cloudy SCT075 11.1 -0.6 45% 76.3 1017.9
17 21:53 W 22 G 39 16.09 A Few Clouds FEW080 11.1 -0.6 45% 76.33 1018.4
17 20:53 W 24 G 41 16.09 A Few Clouds FEW080 11.1 -0.6 45% 76.33 1018.6
17 19:53 W 26 G 43 16.09 Fair CLR 11.7 -1.1 41% 76.3 1018.1
17 18:53 W 17 G 39 16.09 A Few Clouds FEW070 12.2 -1.1 40% 76.25 1017.3
17 17:53 W 15 G 33 16.09 Fair CLR 12.8 0 15.6 12.2 42% 76.28 1017.9
17 16:53 SW 7 G 37 16.09 Mostly Cloudy FEW070 BKN110 12.8 0.6 44% 76.33 1018.5
17 15:53 W 24 G 48 16.09 Fair CLR 13.9 1.1 42% 76.33 1018.4
17 14:53 W 52 G 74 16.09 Fair and Windy CLR 14.4 0.6 39% 76.23 1017.8
17 13:53 W 37 G 52 16.09 Fair and Breezy CLR 15 0 36% 76.25 1018.3
17 12:53 W 20 G 35 16.09 Fair CLR 13.3 -2.2 34% 76.17 1017.0
17 11:53 W 31 G 69 16.09 Fair CLR 13.3 -3.3 14.4 8.3 32% 76.15 1016.4
17 10:53 W 31 G 52 16.09 Fair CLR 12.8 -3.3 33% 76.1 1015.6
17 09:53 Calm 16.09 Overcast OVC070 10.6 -1.7 43% 76.1 1015.7
17 08:53 S 6 16.09 Overcast OVC085 10.6 -2.2 41% 76.05 1015.1
17 07:53 Vrbl 7 G 28 16.09 Overcast OVC080 11.1 -1.7 41% 76.02 1015.0
17 06:53 S 17 16.09 Overcast OVC080 10 -1.7 44% 8 76.05 1015.8
17 05:53 SE 7 16.09 Overcast OVC060 8.9 -1.7 10.6 2.2 48% 8 76.05 1015.6
17 04:53 S 9 16.09 Overcast OVC080 8.3 -2.2 48% 7 76.05 1015.7
17 03:53 Calm 16.09 Overcast OVC090 7.8 -0.6 56% 76.05 1016.0
17 02:53 E 9 16.09 Overcast OVC090 2.8 0.6 86% 1 76.02 1016.8
17 01:53 Calm 16.09 Overcast OVC100 2.2 0.6 89% 76.05 1017.1
17 00:53 S 6 16.09 Overcast OVC095 5 1.1 76% 76.02 1016.4
16 23:53 S 7 16.09 Fair CLR 7.2 1.1 10 4.4 66% 6 76.05 1017.3
16 22:53 W 17 16.09 Overcast OVC095 6.7 0.6 65% 4 76.05 1017.6
16 21:53 Calm 16.09 Overcast OVC075 10 1.1 54% 76.1 1017.7
16 20:53 W 15 G 26 16.09 Overcast BKN049 OVC055 8.9 1.1 58% 7 76.1 1018.1
16 19:53 NW 11 16.09 Overcast OVC047 6.1 2.2 76% 4 76.12 1018.9
16 18:53 NW 17 16.09 Overcast BKN050 OVC055 5.6 1.7 76% 3 76.15 1019.8
16 17:53 W 9 16.09 Overcast BKN100 OVC120 7.2 1.7 7.8 -0.6 68% 6 76.15 1019.4
16 16:53 W 22 16.09 Mostly Cloudy BKN120 7.2 1.1 66% 4 76.15 1019.4
16 15:53 SE 9 16.09 Mostly Cloudy BKN110 6.1 0.6 68% 4 76.2 1020.4
16 14:53 W 7 16.09 Overcast BKN041 OVC100 3.9 -0.6 73% 2 76.28 1021.8
16 13:53 Calm 16.09 Overcast OVC045 3.9 -1.1 70% 76.25 1021.7
16 12:53 Vrbl 7 16.09 Overcast OVC042 5 -1.7 62% 4 76.28 1021.9
16 11:53 Calm 16.09 Overcast OVC042 -0.6 -4.4 -0.6 -4.4 76% 76.3 1023.2
16 10:53 Calm 16.09 Overcast OVC044 -1.7 -5 78% 76.35 1024.2
16 09:53 Calm 16.09 Overcast OVC045 -2.8 -6.1 78% 76.4 1025.1
16 08:53 N 9 14.48 Overcast OVC047 -3.9 -6.1 85% -7 76.4 1024.9
16 07:53 E 7 16.09 Overcast BKN045 OVC050 -3.3 -5.6 84% -6 76.4 1025.0
16 06:53 NE 6 16.09 Overcast OVC043 -4.4 -6.7 84% 76.43 1025.2
16 05:53 W 7 16.09 Overcast OVC045 -4.4 -7.2 -4.4 -7.8 81% -7 76.5 1026.2
Date Time (mdt) 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)