Weather observations for the past three days for
Helena Regional Airport
| 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. | ||||||||||||||||
| 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 | ||||||
| 17 | 06:53 | W 8 | 10.00 | Overcast | OVC075 | 37.9 | 23 | 55% | 33 | 29.94 | 1016.9 | ||||||
| 17 | 05:53 | Calm | 10.00 | Overcast | OVC065 | 37.9 | 23 | 41 | 34 | 55% | 29.94 | 1016.1 | |||||
| 17 | 04:53 | W 6 | 10.00 | Overcast | OVC060 | 35.1 | 23 | 61% | 31 | 29.93 | 1016.2 | ||||||
| 17 | 03:53 | W 5 | 10.00 | Fair | CLR | 36 | 23 | 59% | 33 | 29.92 | 1015.8 | ||||||
| 17 | 02:53 | W 10 | 10.00 | Fair | CLR | 39 | 23 | 53% | 33 | 29.92 | 1015.2 | ||||||
| 17 | 01:53 | SW 7 | 10.00 | Fair | CLR | 39.9 | 23 | 51% | 36 | 29.93 | 1015.5 | ||||||
| 17 | 00:53 | W 6 | 10.00 | Fair | CLR | 39 | 25 | 57% | 35 | 29.92 | 1015.9 | ||||||
| 16 | 22:53 | W 14 | 10.00 | Fair | CLR | 41 | 26.1 | 55% | 34 | 29.92 | 1015.7 | ||||||
| 16 | 21:53 | S 7 | 10.00 | Fair | CLR | 42.1 | 28 | 58% | 38 | 29.92 | 1015.9 | ||||||
| 16 | 20:53 | W 10 | 10.00 | Overcast | OVC110 | 43 | 28.9 | 58% | 38 | 29.91 | 1015.3 | ||||||
| 16 | 19:53 | W 18 G 28 | 10.00 | Overcast | OVC110 | 46.9 | 26.1 | 44% | 40 | 29.87 | 1013.6 | ||||||
| 16 | 18:53 | W 10 | 10.00 | Light Rain | BKN050 OVC065 | 41 | 30 | 65% | 35 | 29.87 | 1014.2 | ||||||
| 16 | 17:53 | W 14 G 25 | 10.00 | Mostly Cloudy | BKN080 | 48.9 | 26.1 | 52 | 44.1 | 41% | 44 | 29.84 | 1012.2 | ||||
| 16 | 16:53 | W 17 G 24 | 10.00 | Overcast | FEW039 BKN055 OVC070 | 48 | 30.9 | 52% | 42 | 29.85 | 1012.6 | ||||||
| 16 | 15:53 | N 17 G 30 | 10.00 | Overcast | SCT065 OVC110 | 48 | 34 | 58% | 42 | 29.84 | 1012.2 | ||||||
| 16 | 14:53 | W 9 | 10.00 | Mostly Cloudy | SCT055 BKN085 BKN110 | 51.1 | 28 | 41% | 29.84 | 1012.0 | |||||||
| 16 | 13:53 | SW 6 | 10.00 | Overcast | OVC085 | 50 | 28 | 43% | 48 | 29.86 | 1012.6 | ||||||
| 16 | 12:53 | S 7 G 18 | 10.00 | Light Rain | SCT030 BKN035 OVC060 | 44.1 | 34 | 68% | 41 | 29.89 | 1013.9 | ||||||
| 16 | 11:53 | S 6 | 10.00 | Overcast | BKN033 OVC042 | 45 | 32 | 45 | 41 | 61% | 42 | 29.91 | 1014.6 | ||||
| 16 | 10:53 | SE 12 | 10.00 | Overcast | OVC042 | 43 | 34 | 71% | 37 | 29.92 | 1015.1 | ||||||
| 16 | 09:53 | SW 12 | 10.00 | Light Rain | OVC038 | 41 | 30.9 | 67% | 35 | 29.94 | 1015.8 | ||||||
| 16 | 08:53 | S 8 | 10.00 | Overcast | OVC065 | 42.1 | 33.1 | 71% | 38 | 29.94 | 1015.2 | ||||||
| 16 | 07:53 | Calm | 10.00 | Overcast | OVC039 | 42.1 | 30 | 62% | 29.94 | 1015.2 | |||||||
| 16 | 06:53 | W 10 | 10.00 | Overcast | OVC050 | 43 | 28.9 | 58% | 38 | 29.94 | 1014.6 | ||||||
| 16 | 05:53 | W 9 | 10.00 | Overcast | OVC050 | 43 | 30 | 48.9 | 42.1 | 60% | 38 | 29.93 | 1014.2 | ||||
| 16 | 04:53 | W 15 | 10.00 | Overcast | OVC046 | 44.1 | 30.9 | 60% | 38 | 29.94 | 1014.4 | ||||||
| 16 | 03:53 | NW 12 | 10.00 | Mostly Cloudy | FEW085 BKN110 | 45 | 30.9 | 58% | 40 | 29.92 | 1013.9 | ||||||
| 16 | 02:53 | W 7 | 10.00 | A Few Clouds | FEW110 | 45 | 26.1 | 48% | 42 | 29.91 | 1013.3 | ||||||
| 16 | 01:53 | W 8 | 10.00 | Fair | CLR | 46 | 26.1 | 46% | 42 | 29.91 | 1013.3 | ||||||
| 16 | 00:53 | W 7 | 10.00 | Fair | CLR | 46.9 | 26.1 | 44% | 44 | 29.91 | 1013.3 | ||||||
| 15 | 23:53 | SW 6 | 10.00 | Fair | CLR | 46 | 26.1 | 62.1 | 45 | 46% | 44 | 29.92 | 1014.0 | ||||
| 15 | 22:53 | Calm | 10.00 | Fair | CLR | 48.9 | 24.1 | 38% | 29.91 | 1013.6 | |||||||
| 15 | 21:53 | NW 5 | 10.00 | Fair | CLR | 50 | 23 | 35% | 49 | 29.9 | 1013.4 | ||||||
| 15 | 20:53 | NW 10 | 10.00 | Fair | CLR | 55 | 19.9 | 25% | 29.88 | 1012.3 | |||||||
| 15 | 19:53 | W 13 G 25 | 10.00 | Fair | CLR | 57.9 | 18 | 21% | 29.87 | 1012.1 | |||||||
| 15 | 18:53 | W 20 G 30 | 10.00 | Fair | CLR | 61 | 19 | 20% | 29.89 | 1012.6 | |||||||
| 15 | 17:53 | W 16 G 24 | 10.00 | A Few Clouds | FEW090 | 63 | 21 | 63 | 57.9 | 20% | 29.9 | 1012.9 | |||||
| 15 | 16:53 | W 16 G 26 | 10.00 | Fair | CLR | 61 | 21 | 21% | 29.89 | 1012.5 | |||||||
| 15 | 15:53 | W 16 G 31 | 10.00 | Fair | CLR | 62.1 | 21.9 | 21% | 29.9 | 1012.7 | |||||||
| 15 | 14:53 | W 18 G 31 | 10.00 | Fair | CLR | 62.1 | 21 | 21% | 29.92 | 1013.4 | |||||||
| 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) | |||||||||||||||