Weather observations for the past three days for
Helena Regional Airport
Imperial (Metric)
Date Time (mdt) 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.
20 06:53 S 5 10.00 Fair CLR 41 32 70% 38 30.08 1020.2
20 05:53 Calm 10.00 Fair CLR 34 30.9 48 34 89% 30.08 1020.7
20 04:53 SW 3 10.00 Fair CLR 41 33.1 73% 30.08 1019.8
20 03:53 Calm 10.00 A Few Clouds FEW120 39.9 32 73% 30.08 1019.8
20 02:53 Calm 10.00 Partly Cloudy SCT060 44.1 32 63% 30.08 1019.5
20 01:53 Calm 10.00 Fair CLR 44.1 32 63% 30.09 1019.8
20 00:53 NE 8 10.00 Fair CLR 42.1 32 68% 38 30.09 1020.2
19 23:53 SW 8 10.00 Fair CLR 48 33.1 57.9 48 56% 45 30.09 1019.9
19 22:53 SW 7 10.00 Fair CLR 48.9 33.1 55% 46 30.1 1019.9
19 21:53 SW 5 10.00 Fair CLR 52 33.1 49% 30.09 1019.9
19 20:53 SW 8 10.00 Fair CLR 53.1 33.1 47% 30.08 1020.1
19 19:53 W 9 10.00 Fair CLR 55.9 32 40% 30.07 1020.2
19 18:53 NW 15 10.00 Mostly Cloudy FEW055 BKN110 57 33.1 41% 30.08 1020.8
19 17:53 W 15 G 25 10.00 Mostly Cloudy BKN110 57 28.9 63 55.9 34% 30.07 1020.5
19 16:53 W 18 G 29 10.00 Mostly Cloudy BKN110 60.1 32 35% 30.07 1020.4
19 15:53 W 24 G 33 10.00 A Few Clouds and Breezy FEW100 62.1 32 32% 30.07 1020.0
19 14:53 W 20 G 26 10.00 A Few Clouds FEW065 62.1 30 30% 30.08 1020.1
19 13:53 W 21 G 31 10.00 Partly Cloudy and Breezy FEW060 SCT100 60.1 28.9 31% 30.09 1020.4
19 12:53 W 16 G 25 10.00 A Few Clouds FEW090 57.9 30 35% 30.11 1021.5
19 11:53 W 20 G 26 10.00 Partly Cloudy SCT070 55.9 28.9 57.9 28.9 36% 30.11 1021.6
19 10:53 W 13 G 21 10.00 Mostly Cloudy BKN055 55.9 30 37% 30.12 1021.6
19 09:53 Vrbl 6 10.00 Fair CLR 51.1 28 41% 30.13 1022.1
19 08:53 Calm 10.00 Fair CLR 43 27 53% 30.15 1022.9
19 07:53 Calm 10.00 Fair CLR 37 26.1 65% 30.15 1023.3
19 06:53 Calm 10.00 Fair CLR 34 25 70% 30.14 1023.4
19 05:53 Calm 10.00 Fair CLR 32 23 39.9 30.9 69% 30.14 1023.1
19 04:53 Calm 10.00 Fair CLR 32 24.1 73% 30.13 1022.9
19 03:53 Calm 10.00 Fair CLR 33.1 25 72% 30.14 1023.1
19 02:53 Calm 10.00 Fair CLR 36 24.1 62% 30.13 1022.9
19 01:53 Calm 10.00 Fair CLR 37.9 24.1 57% 30.14 1023.0
19 00:53 W 5 10.00 Fair CLR 37.9 24.1 57% 35 30.14 1023.3
18 23:53 SW 6 10.00 Fair CLR 37.9 26.1 54 36 62% 34 30.13 1023.2
18 22:53 Calm 10.00 Fair CLR 42.1 24.1 49% 30.13 1022.9
18 21:53 S 6 10.00 Fair CLR 45 23 42% 42 30.12 1022.5
18 20:53 Calm 10.00 Fair CLR 48.9 24.1 38% 30.11 1021.8
18 19:53 NE 5 10.00 Partly Cloudy FEW090 SCT110 52 21 30% 30.1 1021.6
18 18:53 NE 5 10.00 Partly Cloudy FEW085 SCT110 51.1 19.9 29% 30.12 1022.2
18 17:53 E 6 10.00 A Few Clouds FEW100 54 23 55 45 30% 30.12 1022.3
18 16:53 NE 8 10.00 Mostly Cloudy FEW065 BKN095 55 23 29% 30.12 1022.2
18 15:53 N 10 10.00 A Few Clouds FEW100 52 21.9 31% 30.13 1022.6
18 14:53 N 7 10.00 Fair CLR 51.1 21 31% 30.16 1023.6
18 13:53 N 10 10.00 Overcast OVC085 48.9 21.9 35% 45 30.15 1023.6
18 12:53 Calm 10.00 Mostly Cloudy FEW049 BKN060 48 21.9 36% 30.15 1023.9
18 11:53 NW 7 10.00 Mostly Cloudy FEW047 BKN055 46 25 46 35.1 44% 43 30.15 1023.7
18 10:53 N 8 10.00 Overcast OVC047 44.1 24.1 45% 40 30.14 1023.9
18 09:53 Vrbl 5 10.00 Overcast FEW034 OVC055 42.1 26.1 53% 40 30.16 1024.6
18 08:53 NW 3 10.00 Overcast OVC060 39.9 26.1 58% 30.15 1024.7
18 07:53 Calm 10.00 Overcast OVC055 37.9 28 68% 30.15 1024.6
18 06:53 W 3 10.00 Overcast OVC055 37 28 70% 30.15 1024.5
18 05:53 W 3 10.00 Overcast OVC055 36 28 37 33.1 73% 30.14 1024.2
18 04:53 NW 6 10.00 Mostly Cloudy FEW043 BKN060 34 27 76% 29 30.14 1024.1
18 03:53 W 7 10.00 Overcast OVC070 36 27 70% 31 30.13 1023.8
18 02:53 NW 12 10.00 Overcast OVC065 37 27 67% 30 30.13 1023.5
18 01:53 NW 10 10.00 Overcast FEW035 BKN048 OVC065 37 28 70% 30 30.13 1023.4
18 00:53 W 9 10.00 Partly Cloudy SCT049 SCT070 35.1 30.9 85% 29 30.12 1023.6
17 21:53 W 5 10.00 Mostly Cloudy FEW021 BKN030 36 30.9 82% 33 30.12 1023.8
17 20:53 NW 10 10.00 Overcast SCT014 BKN019 OVC060 36 33.1 89% 29 30.11 1023.6
17 19:53 NW 12 10.00 Overcast FEW015 BKN055 OVC090 37.9 32 79% 31 30.1 1022.6
17 18:53 N 20 G 26 10.00 Overcast BKN028 OVC033 39.9 28.9 65% 31 30.08 1022.1
17 17:53 N 9 G 18 10.00 Overcast BKN033 OVC075 41 28 45 39.9 60% 36 30.08 1021.8
17 16:53 N 16 G 32 10.00 Mostly Cloudy SCT031 BKN038 BKN075 43 27 53% 36 30.07 1021.7
17 15:53 N 16 G 26 10.00 Overcast SCT035 BKN049 OVC070 42.1 26.1 53% 35 30.05 1021.1
17 14:53 NW 21 G 30 10.00 Mostly Cloudy and Breezy SCT039 BKN047 BKN060 42.1 27 55% 34 30.05 1020.3
17 13:53 N 13 G 20 10.00 Overcast FEW030 BKN040 OVC048 42.1 26.1 53% 36 30.04 1020.0
17 12:53 NE 13 G 22 10.00 Overcast SCT035 BKN047 OVC060 41 27 57% 34 30.03 1019.8
17 11:53 N 12 10.00 Overcast BKN036 BKN046 OVC065 39.9 28 39.9 33.1 63% 34 30.02 1019.4 0.02
17 10:53 Vrbl 3 10.00 Overcast FEW023 BKN030 OVC036 39 28 65% 30.01 1019.4
17 09:53 NW 8 4.00 Light Snow Fog/Mist FEW011 BKN020 OVC033 35.1 32 89% 29 30.01 1019.7 0.02
17 08:53 NW 3 6.00 Light Snow Fog/Mist BKN029 OVC037 35.1 30.9 85% 29.99 1018.9
17 07:53 N 6 10.00 Mostly Cloudy BKN044 39 23 53% 35 29.97 1017.3
Date Time (mdt) 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)