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 06:53 Calm 16.09 Fair CLR 17.8 3.9 40% 76.02 1010.8
19 05:53 W 9 16.09 Fair CLR 15.6 4.4 23.9 15.6 48% 76 1010.9
19 04:53 SW 6 16.09 Fair CLR 17.8 5.6 45% 75.95 1010.2
19 03:53 S 6 16.09 Fair CLR 18.9 6.1 43% 75.95 1009.8
19 02:53 Calm 16.09 Fair CLR 19.4 6.1 42% 75.95 1010.2
19 01:53 W 11 16.09 Fair CLR 20.6 6.7 41% 75.95 1010.0
19 00:53 SW 6 16.09 Fair CLR 22.8 5.6 33% 75.92 1009.9
18 23:53 W 17 16.09 Fair CLR 23.3 4.4 32.2 22.8 29% 75.9 1009.7
18 22:53 W 13 16.09 Fair CLR 25.6 5.6 28% 26 75.9 1009.5
18 21:53 W 7 16.09 A Few Clouds FEW120 26.1 6.1 28% 26 75.87 1009.4
18 20:53 NE 7 16.09 Fair CLR 26.7 6.7 28% 26 75.82 1008.9
18 19:53 W 17 16.09 Fair CLR 31.7 -2.8 11% 30 75.82 1008.4
18 18:53 Vrbl 7 16.09 Fair CLR 31.7 1.7 15% 30 75.82 1008.5
18 17:53 NE 7 16.09 Fair CLR 31.1 3.9 32.2 22.8 18% 29 75.84 1009.2
18 16:53 NE 13 16.09 Fair CLR 30.6 5.6 21% 29 75.9 1010.0
18 15:53 E 19 G 28 16.09 Fair CLR 30.6 6.1 21% 29 75.95 1010.4
18 14:53 NE 11 16.09 Fair CLR 28.9 7.2 25% 28 76.02 1011.7
18 13:53 Vrbl 7 16.09 Fair CLR 27.2 7.2 28% 26 76.1 1012.8
18 12:53 E 9 16.09 Fair CLR 25 8.9 36% 26 76.15 1013.7
18 11:53 NE 11 16.09 Fair CLR 22.8 9.4 22.8 12.8 43% 76.23 1015.0
18 10:53 Calm 16.09 Fair CLR 20 9.4 51% 76.28 1015.9
18 09:53 Calm 16.09 Fair CLR 17.8 10 60% 76.33 1016.7
18 08:53 N 6 16.09 Fair CLR 15.6 8.9 65% 76.38 1017.2
18 07:53 NW 6 16.09 Fair CLR 15 8.9 67% 76.35 1016.8
18 06:53 W 7 16.09 Fair CLR 13.9 8.9 72% 76.38 1016.4
18 05:53 W 13 16.09 Fair CLR 12.8 8.9 16.7 12.8 77% 76.35 1016.2
18 04:53 W 11 16.09 Fair CLR 13.3 8.9 75% 76.33 1015.9
18 03:53 W 13 16.09 Fair CLR 13.9 8.9 72% 76.3 1015.6
18 02:53 W 15 16.09 Fair CLR 14.4 9.4 72% 76.33 1015.7
18 01:53 W 13 16.09 Fair CLR 15 9.4 69% 76.33 1016.0
18 00:53 W 17 16.09 Fair CLR 16.1 10 67% 76.35 1016.4
17 23:53 W 17 16.09 Fair CLR 16.7 10.6 31.7 16.7 67% 76.33 1016.1
17 21:53 NW 20 16.09 Fair CLR 18.9 11.7 63% 76.23 1015.2
17 19:53 N 31 G 57 16.09 Fair CLR 23.3 11.7 48% 75.92 1010.9
17 18:53 N 22 G 37 16.09 Fair CLR 30.6 2.2 16% 29 75.79 1008.5
17 17:53 Vrbl 7 16.09 Fair CLR 30.6 1.1 31.1 22.2 15% 29 75.79 1008.8
17 16:53 Vrbl 11 G 31 16.09 A Few Clouds FEW120 30.6 1.7 16% 29 75.82 1008.8
17 15:53 NW 13 16.09 Partly Cloudy SCT110 29.4 2.2 17% 28 75.84 1009.2
17 14:53 Calm 16.09 Fair CLR 29.4 5 21% 28 75.84 1009.3
17 13:53 NE 15 16.09 Fair CLR 26.7 7.2 29% 26 75.9 1010.2
17 12:53 Vrbl 9 16.09 Fair CLR 25 9.4 37% 26 75.92 1010.8
17 11:53 Vrbl 7 16.09 Fair CLR 22.8 10 22.8 10.6 44% 75.97 1011.5
17 10:53 Calm 16.09 Fair CLR 20.6 10 51% 76.02 1012.1
17 09:53 Calm 16.09 Fair CLR 17.2 8.9 58% 76.05 1013.0
17 08:53 Calm 16.09 Fair CLR 15.6 9.4 67% 76.07 1013.0
17 07:53 NW 7 16.09 Fair CLR 14.4 8.3 67% 76.05 1012.8
17 06:53 W 9 16.09 Fair CLR 12.2 8.3 77% 76.07 1013.2
17 05:53 Calm 16.09 Fair CLR 10.6 7.8 15.6 10.6 83% 76.07 1013.4
17 04:53 SW 7 16.09 Fair CLR 12.8 8.9 77% 76.02 1012.7
17 03:53 Calm 16.09 Fair CLR 12.2 8.9 80% 76.05 1013.0
17 02:53 Calm 16.09 Fair CLR 13.9 8.9 72% 76.05 1012.9
17 01:53 E 6 16.09 Fair CLR 14.4 8.9 70% 76.05 1013.0
17 00:53 W 9 16.09 Fair CLR 13.9 8.9 72% 76.02 1013.2
16 23:53 W 9 16.09 Fair CLR 16.1 8.9 23.9 16.1 63% 76.02 1013.1
16 22:53 Vrbl 7 16.09 Fair CLR 17.2 8.9 58% 76.02 1013.1
16 21:53 W 9 16.09 Fair CLR 18.3 8.9 54% 76 1012.8
16 20:53 E 9 16.09 Fair CLR 21.7 7.2 39% 76 1012.3
16 19:53 E 15 16.09 Fair CLR 23.3 7.2 36% 76.02 1012.6
16 18:53 E 19 16.09 Fair CLR 23.9 7.2 34% 25 76.07 1013.3
16 17:53 SE 7 16.09 Fair CLR 22.8 7.2 23.9 15.6 37% 76.1 1013.8
16 16:53 E 13 16.09 Fair CLR 22.8 7.8 38% 76.17 1014.8
16 15:53 SE 17 16.09 Fair CLR 21.7 7.2 39% 76.23 1015.7
16 14:53 S 9 16.09 Mostly Cloudy BKN055 20 7.8 45% 76.3 1017.0
16 13:53 E 13 16.09 Overcast FEW038 OVC050 19.4 8.3 49% 76.38 1018.1
16 12:53 SE 6 16.09 Overcast FEW035 OVC046 17.2 7.8 54% 76.45 1019.5
16 11:53 Calm 16.09 Overcast OVC033 15.6 7.8 15.6 11.1 60% 76.53 1020.4
16 10:53 Calm 16.09 Overcast OVC029 15 7.8 62% 76.56 1021.0
16 09:53 Calm 16.09 Overcast FEW025 OVC030 13.9 7.8 67% 76.56 1021.2
16 08:53 Calm 16.09 Overcast BKN024 OVC036 12.8 7.8 72% 76.61 1021.8
16 07:53 W 6 16.09 Overcast OVC036 12.2 7.8 75% 76.66 1022.3
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)