Weather observations for the past three days for
Helena Regional Airport
| 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. | ||||||||||||||||
| 24 | 20:53 | Calm | 10.00 | Overcast | OVC100 | 45 | 34 | 66% | 29.66 | 1007.5 | |||||||
| 24 | 19:53 | Vrbl 5 | 10.00 | Overcast | OVC110 | 48 | 35.1 | 61% | 47 | 29.68 | 1007.9 | ||||||
| 24 | 18:53 | Vrbl 5 | 10.00 | Overcast | OVC085 | 43 | 33.1 | 68% | 41 | 29.68 | 1008.6 | ||||||
| 24 | 17:53 | NE 5 | 10.00 | Overcast | OVC090 | 39.9 | 32 | 73% | 37 | 29.69 | 1009.0 | ||||||
| 24 | 16:53 | Calm | 10.00 | Fair | CLR | 37.9 | 32 | 48 | 35.1 | 79% | 29.7 | 1009.8 | |||||
| 24 | 15:53 | SW 3 | 10.00 | A Few Clouds | FEW110 | 41 | 32 | 70% | 29.71 | 1010.0 | |||||||
| 24 | 14:53 | Calm | 10.00 | Fair | CLR | 41 | 34 | 76% | 29.74 | 1010.7 | |||||||
| 24 | 13:53 | E 5 | 10.00 | Fair | CLR | 39.9 | 33.1 | 77% | 37 | 29.76 | 1011.8 | ||||||
| 24 | 12:53 | W 8 | 10.00 | Fair | CLR | 41 | 32 | 70% | 36 | 29.78 | 1012.1 | ||||||
| 24 | 11:53 | Calm | 10.00 | Fair | CLR | 36 | 33.1 | 89% | 29.79 | 1013.0 | |||||||
| 24 | 10:53 | SE 3 | 10.00 | Fair | CLR | 36 | 30.9 | 36 | 27 | 82% | 29.84 | 1014.8 | |||||
| 24 | 09:53 | Calm | 10.00 | Fair | CLR | 32 | 30 | 92% | 29.83 | 1014.6 | |||||||
| 24 | 08:53 | Calm | 10.00 | Fair | CLR | 28.9 | 27 | 92% | 29.85 | 1015.7 | |||||||
| 24 | 07:53 | W 5 | 10.00 | Fair | CLR | 28.9 | 27 | 92% | 25 | 29.85 | 1015.5 | ||||||
| 24 | 06:53 | Calm | 10.00 | Fair | CLR | 28 | 26.1 | 92% | 29.84 | 1015.7 | |||||||
| 24 | 05:53 | NW 5 | 10.00 | Fair | CLR | 28.9 | 27 | 92% | 25 | 29.86 | 1015.6 | ||||||
| 24 | 04:53 | SE 6 | 10.00 | Fair | CLR | 28 | 27 | 32 | 27 | 96% | 22 | 29.84 | 1015.4 | ||||
| 24 | 03:53 | Calm | 10.00 | Fair | CLR | 28 | 27 | 96% | 29.84 | 1015.0 | |||||||
| 24 | 02:53 | SW 3 | 10.00 | A Few Clouds | FEW100 | 28 | 27 | 96% | 29.86 | 1015.5 | |||||||
| 24 | 01:53 | Calm | 10.00 | Fair | CLR | 28 | 27 | 96% | 29.85 | 1015.5 | |||||||
| 24 | 00:53 | Calm | 10.00 | Fair | CLR | 28.9 | 27 | 92% | 29.85 | 1015.4 | |||||||
| 23 | 23:53 | Calm | 10.00 | Fair | CLR | 30 | 28 | 92% | 29.85 | 1015.4 | |||||||
| 23 | 22:53 | Calm | 10.00 | Fair | CLR | 28.9 | 27 | 34 | 28 | 92% | 29.85 | 1016.0 | |||||
| 23 | 21:53 | Calm | 10.00 | Fair | CLR | 28.9 | 27 | 92% | 29.85 | 1015.6 | |||||||
| 23 | 20:53 | SW 3 | 10.00 | Fair | CLR | 28.9 | 27 | 92% | 29.84 | 1015.7 | |||||||
| 23 | 19:53 | Calm | 10.00 | Fair | CLR | 30 | 28 | 92% | 29.84 | 1015.9 | |||||||
| 23 | 18:53 | SE 3 | 8.00 | Fair | CLR | 30 | 27 | 88% | 29.84 | 1015.8 | |||||||
| 23 | 17:53 | Calm | 10.00 | Fair | CLR | 32 | 28 | 85% | 29.84 | 1015.6 | |||||||
| 23 | 16:53 | Calm | 10.00 | Fair | CLR | 32 | 28 | 36 | 28.9 | 85% | 29.85 | 1015.9 | |||||
| 23 | 15:53 | E 3 | 10.00 | Fair | CLR | 36 | 28.9 | 76% | 29.85 | 1015.6 | |||||||
| 23 | 14:53 | Calm | 10.00 | Mostly Cloudy | BKN110 | 36 | 28.9 | 76% | 29.85 | 1015.3 | |||||||
| 23 | 13:53 | SE 3 | 10.00 | Mostly Cloudy | BKN110 | 34 | 28.9 | 82% | 29.86 | 1015.8 | |||||||
| 23 | 12:53 | Calm | 10.00 | Overcast | BKN080 OVC090 | 34 | 28.9 | 82% | 29.87 | 1016.6 | |||||||
| 23 | 11:53 | Vrbl 3 | 10.00 | Overcast | SCT075 OVC090 | 30.9 | 28 | 89% | 29.89 | 1017.1 | |||||||
| 23 | 10:53 | Calm | 10.00 | Overcast | OVC070 | 28.9 | 27 | 30 | 24.1 | 92% | 29.91 | 1018.0 | |||||
| 23 | 09:53 | Calm | 10.00 | Overcast | OVC090 | 30 | 26.1 | 85% | 29.91 | 1017.7 | |||||||
| 23 | 08:53 | Calm | 10.00 | Overcast | BKN100 OVC110 | 27 | 24.1 | 89% | 29.9 | 1017.5 | |||||||
| 23 | 07:53 | E 3 | 10.00 | Fair | CLR | 24.1 | 21 | 88% | 29.9 | 1017.7 | |||||||
| 23 | 06:53 | Calm | 10.00 | Fair | CLR | 25 | 21.9 | 88% | 29.9 | 1017.3 | |||||||
| 23 | 05:53 | Calm | 10.00 | Fair | CLR | 25 | 21.9 | 88% | 29.9 | 1017.1 | |||||||
| 23 | 04:53 | Calm | 10.00 | A Few Clouds | FEW080 | 25 | 21 | 28.9 | 23 | 85% | 29.9 | 1016.9 | |||||
| 23 | 03:53 | Calm | 10.00 | Fair | CLR | 25 | 21.9 | 88% | 29.9 | 1016.9 | |||||||
| 23 | 02:53 | Calm | 10.00 | Fair | CLR | 27 | 21.9 | 81% | 29.9 | 1016.6 | |||||||
| 23 | 01:53 | W 3 | 10.00 | Fair | CLR | 27 | 21.9 | 81% | 29.9 | 1016.2 | |||||||
| 23 | 00:53 | Calm | 10.00 | Fair | CLR | 26.1 | 21.9 | 84% | 29.9 | 1016.3 | |||||||
| 22 | 23:53 | S 5 | 10.00 | Fair | CLR | 28 | 23 | 81% | 24 | 29.91 | 1016.5 | ||||||
| 22 | 22:53 | W 5 | 10.00 | Fair | CLR | 28 | 24.1 | 39 | 27 | 85% | 24 | 29.91 | 1017.0 | ||||
| 22 | 21:53 | N 3 | 10.00 | Fair | CLR | 28.9 | 23 | 78% | 29.93 | 1017.5 | |||||||
| 22 | 20:53 | S 3 | 10.00 | Fair | CLR | 30.9 | 24.1 | 76% | 29.92 | 1017.6 | |||||||
| 22 | 19:53 | W 6 | 10.00 | Fair | CLR | 32 | 24.1 | 73% | 27 | 29.91 | 1017.7 | ||||||
| 22 | 18:53 | W 3 | 10.00 | A Few Clouds | FEW070 | 34 | 24.1 | 67% | 29.91 | 1017.3 | |||||||
| 22 | 17:53 | E 7 | 10.00 | Fair | CLR | 37.9 | 24.1 | 57% | 33 | 29.91 | 1016.8 | ||||||
| 22 | 16:53 | SE 6 | 10.00 | Fair | CLR | 39 | 24.1 | 46 | 37.9 | 55% | 35 | 29.91 | 1016.6 | ||||
| 22 | 15:53 | NW 12 | 10.00 | Fair | CLR | 41 | 23 | 49% | 35 | 29.9 | 1016.3 | ||||||
| 22 | 14:53 | W 8 | 10.00 | A Few Clouds | FEW055 | 43 | 21 | 42% | 39 | 29.9 | 1016.0 | ||||||
| 22 | 13:53 | NW 9 | 10.00 | Partly Cloudy | SCT070 | 44.1 | 21.9 | 41% | 40 | 29.9 | 1015.6 | ||||||
| 22 | 12:53 | NW 13 G 21 | 10.00 | Fair | CLR | 45 | 21.9 | 40% | 39 | 29.87 | 1014.8 | ||||||
| 22 | 11:53 | W 8 | 10.00 | Fair | CLR | 43 | 28 | 56% | 39 | 29.89 | 1015.4 | ||||||
| 22 | 10:53 | Vrbl 5 | 10.00 | Mostly Cloudy | FEW050 SCT070 BKN090 | 39.9 | 28.9 | 39.9 | 30 | 65% | 37 | 29.89 | 1016.0 | 0.04 | |||
| 22 | 09:53 | W 16 G 24 | 10.00 | Overcast | OVC065 | 39.9 | 30 | 68% | 32 | 29.84 | 1013.8 | 0.01 | |||||
| 22 | 08:53 | W 9 | 4.00 | Light Snow Fog/Mist | FEW010 BKN013 OVC031 | 34 | 32 | 92% | 27 | 29.82 | 1014.1 | 0.03 | |||||
| 22 | 07:53 | W 5 | 10.00 | A Few Clouds | FEW075 | 30 | 27 | 88% | 26 | 29.74 | 1011.3 | ||||||
| 22 | 06:53 | NW 3 | 10.00 | Overcast | BKN055 OVC070 | 32 | 28.9 | 88% | 29.73 | 1010.9 | |||||||
| 22 | 05:53 | Calm | 10.00 | Partly Cloudy | SCT110 | 30.9 | 28.9 | 92% | 29.71 | 1010.3 | |||||||
| 22 | 04:53 | W 3 | 10.00 | Mostly Cloudy | BKN060 | 32 | 28.9 | 33.1 | 30.9 | 88% | 29.71 | 1010.0 | |||||
| 22 | 03:53 | Calm | 10.00 | Mostly Cloudy | BKN095 | 30.9 | 27 | 85% | 29.72 | 1010.6 | |||||||
| 22 | 02:53 | W 7 | 10.00 | Overcast | OVC100 | 32 | 27 | 82% | 26 | 29.72 | 1010.6 | ||||||
| 22 | 01:53 | S 7 | 10.00 | Overcast | OVC080 | 33.1 | 28 | 82% | 28 | 29.7 | 1009.8 | ||||||
| 22 | 00:53 | Calm | 10.00 | Overcast | BKN090 OVC110 | 32 | 28 | 85% | 29.71 | 1010.2 | |||||||
| 21 | 23:53 | W 7 | 10.00 | Mostly Cloudy | BKN100 | 32 | 26.1 | 79% | 26 | 29.73 | 1010.9 | ||||||
| 21 | 22:53 | W 5 | 10.00 | Fair | CLR | 32 | 24.1 | 35.1 | 32 | 73% | 28 | 29.72 | 1010.8 | ||||
| 21 | 21:53 | Calm | 10.00 | Mostly Cloudy | FEW080 BKN100 | 33.1 | 23 | 66% | 29.73 | 1011.5 | |||||||
| 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) | |||||||||||||||