Weather observations for the past three days for
Helena Regional Airport
Imperial (Metric)
Date Time (mst) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
21 16:53 N 3 10.00 Fair CLR 30.9 16 30.9 18 54% 30.27 1032.3
21 15:53 N 3 10.00 Fair CLR 30.9 17.1 56% 30.26 1032.0
21 14:53 NW 3 10.00 Fair CLR 30 16 56% 30.26 1032.1
21 13:53 E 5 10.00 Fair CLR 26.1 15.1 63% 21 30.26 1032.5
21 12:53 N 5 10.00 Fair CLR 24.1 12.9 62% 19 30.27 1033.0
21 11:53 Vrbl 5 10.00 Fair CLR 21 12.9 71% 15 30.28 1033.2
21 10:53 NE 3 10.00 Fair CLR 18 10.9 18 6.1 74% 30.27 1033.4
21 09:53 Calm 10.00 Fair CLR 16 10 77% 30.27 1033.3
21 08:53 Calm 10.00 A Few Clouds FEW090 12 6.1 77% 30.23 1032.4
21 07:53 Calm 10.00 A Few Clouds FEW080 9 5 84% 30.21 1031.7
21 06:53 Calm 10.00 Overcast OVC075 9 5 84% 30.19 1030.6
21 05:53 Calm 10.00 Overcast BKN070 OVC085 8.1 3.9 83% 30.17 1030.0
21 04:53 Calm 10.00 Overcast BKN085 OVC100 6.1 3 10 6.1 87% 30.15 1029.0
21 03:53 Calm 10.00 Overcast OVC100 9 5 84% 30.13 1028.0
21 02:53 Calm 8.00 Overcast BKN049 OVC095 7 3 84% 30.11 1027.6
21 01:53 Calm 10.00 Partly Cloudy SCT050 7 3 84% 30.09 1027.1
21 00:53 Calm 10.00 Fair CLR 8.1 3 80% 30.06 1026.2
20 23:53 Calm 10.00 Fair CLR 10 5 80% 30.04 1025.3
20 22:53 SE 3 10.00 Fair CLR 10 5 23 10 80% 30.01 1024.9
20 21:53 S 3 10.00 Fair CLR 12 7 80% 29.98 1024.0
20 20:53 Calm 10.00 Fair CLR 12 5 73% 29.96 1023.2
20 19:53 Calm 10.00 Fair CLR 15.1 7 70% 29.93 1022.2
20 18:53 N 3 10.00 Fair CLR 16 8.1 71% 29.91 1021.6
20 17:53 Calm 10.00 Fair CLR 18 12.9 81% 29.87 1020.0
20 16:53 Calm 10.00 A Few Clouds FEW070 23 16 23 10 74% 29.83 1018.2 0.01
20 15:53 Calm 10.00 Overcast BKN070 OVC080 21.9 16 78% 29.81 1017.5
20 14:53 N 3 7.00 Light Snow FEW036 BKN055 OVC080 19.9 12.9 74% 29.79 1017.0
20 13:53 Calm 1.25 Light Snow FEW014 BKN027 OVC050 18 12 77% 29.78 1016.5 0.01
20 12:53 NE 7 10.00 Mostly Cloudy FEW008 BKN075 18 10.9 74% 10 29.76 1016.1 0.01
20 11:53 Calm 10.00 Mostly Cloudy SCT046 BKN055 15.1 6.1 67% 29.77 1016.5
20 10:53 Calm 10.00 Mostly Cloudy SCT055 BKN070 10 3.9 10 -2 76% 29.77 1016.9
20 09:53 Calm 9.00 Overcast SCT060 OVC080 7 1.9 80% 29.76 1016.8
20 08:53 Calm 9.00 Overcast SCT060 OVC075 5 1 83% 29.74 1016.1
20 07:53 Calm 10.00 Mostly Cloudy BKN090 1.9 -2 83% 29.73 1015.9
20 06:53 Calm 10.00 A Few Clouds FEW080 -0.9 -4 87% 29.72 1015.7
20 05:53 Calm 10.00 Fair CLR 1 -2.9 83% 29.71 1015.1
20 04:53 Calm 10.00 Fair CLR -0 -2.9 6.1 -0 87% 29.71 1015.0
20 03:53 Calm 9.00 Fair CLR 1 -2 87% 29.71 1015.0
20 02:53 Calm 10.00 Fair CLR 1 -2 87% 29.72 1015.4
20 01:53 Calm 10.00 Fair CLR 3 -0.9 83% 29.72 1015.4
20 00:53 E 3 10.00 Fair CLR 1.9 -0.9 88% 29.73 1015.9
19 23:53 Calm 10.00 Fair CLR 3.9 -0 83% 29.74 1016.2
19 22:53 Calm 10.00 Fair CLR 5 -0 14 3.9 79% 29.73 1016.2
19 21:53 Calm 10.00 Fair CLR 3.9 -0 83% 29.74 1016.7
19 20:53 Calm 10.00 Fair CLR 8.1 1.9 76% 29.74 1016.8
19 19:53 Calm 10.00 Fair CLR 9 3 77% 29.74 1016.8
19 18:53 N 3 10.00 Fair CLR 9 1.9 73% 29.75 1016.9
19 17:53 NW 3 10.00 Fair CLR 10.9 1.9 67% 29.75 1016.7
19 16:53 Calm 10.00 Fair CLR 14 3 14 3 61% 29.76 1016.7
19 15:53 Calm 10.00 Fair CLR 12.9 1 59% 29.77 1017.1
19 14:53 Calm 10.00 Fair CLR 10.9 -0.9 58% 29.78 1017.9
19 13:53 Calm 10.00 Fair CLR 10 -0.9 61% 29.8 1018.6
19 12:53 Calm 10.00 Fair CLR 7 -4 60% 29.83 1020.2
19 11:53 Calm 10.00 Fair CLR 5 -5.1 63% 29.86 1021.1
19 10:53 Calm 10.00 Fair CLR 3 -8 3 -4 60% 29.88 1022.0
19 09:53 NW 3 10.00 Fair CLR 1 -9 62% 29.89 1022.6
19 08:53 W 5 10.00 Partly Cloudy SCT016 -4 -11 71% -14 29.9 1023.5
19 07:53 S 3 10.00 Fair CLR -2.9 -9.9 71% 29.91 1023.6
19 06:53 Calm 10.00 Fair CLR -2 -11 65% 29.9 1023.2
19 05:53 Calm 10.00 Overcast OVC055 -2 -9.9 68% 29.91 1023.3
19 04:53 N 3 10.00 Overcast OVC055 -2 -9.9 -0.9 -4 68% 29.91 1023.5
19 03:53 NW 3 10.00 Overcast OVC055 -2 -11 65% 29.92 1023.7
19 02:53 W 3 10.00 Overcast OVC055 -2 -11 65% 29.92 1023.7
19 01:53 W 8 10.00 Overcast OVC060 -2 -11 65% -16 29.92 1023.5
19 00:53 W 9 10.00 Overcast FEW043 OVC060 -2.9 -11 68% -18 29.91 1023.3
18 23:53 W 8 6.00 Light Snow BKN039 OVC060 -2 -9 72% -16 29.89 1022.6
18 22:53 W 8 2.50 Light Snow OVC029 -2 -7.1 -0 -2 79% -16 29.87 1022.1 0.02
18 21:53 W 8 1.50 Light Snow OVC019 -2 -7.1 79% -16 29.85 1021.3 0.01
18 20:53 W 9 4.00 Overcast with Haze OVC042 -2 -9 72% -17 29.84 1021.1
18 19:53 NW 10 10.00 Overcast BKN055 OVC110 -2 -9.9 68% -18 29.83 1020.5 0.01
18 18:53 NW 7 2.50 Light Snow OVC026 -0 -7.1 72% -12 29.81 1019.5
18 17:53 NW 10 2.50 Light Snow OVC036 -0.9 -7.1 75% -16 29.79 1018.9 0.01
Date Time (mst) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)