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. | ||||||||||||||||
| 27 | 03:53 | Vrbl 3 | 10.00 | Fair | CLR | 55 | 48.9 | 80% | 29.76 | 1006.3 | |||||||
| 27 | 02:53 | S 5 | 10.00 | Fair | CLR | 57.9 | 52 | 81% | 29.75 | 1005.8 | 0.01 | ||||||
| 27 | 01:53 | Calm | 10.00 | Fair | CLR | 57.9 | 53.1 | 84% | 29.73 | 1005.2 | 0.01 | ||||||
| 27 | 00:53 | W 3 | 9.00 | Overcast | FEW055 BKN090 OVC110 | 59 | 53.1 | 81% | 29.73 | 1005.0 | |||||||
| 26 | 23:53 | W 9 | 10.00 | Overcast | FEW070 BKN095 OVC110 | 61 | 53.1 | 80.1 | 61 | 75% | 29.71 | 1004.3 | 0.01 | ||||
| 26 | 22:53 | Calm | 10.00 | A Few Clouds | FEW100 | 63 | 51.1 | 65% | 29.7 | 1004.4 | |||||||
| 26 | 21:53 | N 3 | 10.00 | Overcast | OVC100 | 62.1 | 51.1 | 67% | 29.7 | 1004.6 | |||||||
| 26 | 20:53 | Calm | 10.00 | Overcast | OVC110 | 66.9 | 46.9 | 49% | 29.68 | 1003.9 | 0.01 | ||||||
| 26 | 19:53 | S 12 G 23 | 10.00 | Mostly Cloudy | FEW055 FEW085 BKN110 | 66 | 51.1 | 59% | 29.66 | 1003.3 | |||||||
| 26 | 18:53 | SW 28 G 40 | 10.00 | Thunderstorm Light Rain and Windy | FEW070 SCT090 OVC110 | 69.1 | 48.9 | 49% | 29.59 | 1001.0 | 0.01 | ||||||
| 26 | 17:53 | W 10 | 10.00 | Partly Cloudy | SCT110 | 80.1 | 43 | 82.9 | 73.9 | 27% | 79 | 29.55 | 998.9 | ||||
| 26 | 16:53 | N 10 | 10.00 | Fair | CLR | 79 | 46 | 31% | 79 | 29.57 | 999.6 | ||||||
| 26 | 15:53 | NE 7 | 10.00 | Thunderstorm in Vicinity | FEW120 | 81 | 43 | 26% | 80 | 29.6 | 1000.2 | ||||||
| 26 | 14:53 | Calm | 10.00 | Fair | CLR | 79 | 42.1 | 27% | 78 | 29.61 | 1000.8 | ||||||
| 26 | 13:53 | N 6 | 10.00 | Fair | CLR | 77 | 46 | 33% | 78 | 29.62 | 1001.1 | ||||||
| 26 | 12:53 | NE 5 | 10.00 | Fair | CLR | 75.9 | 46 | 35% | 78 | 29.65 | 1002.0 | ||||||
| 26 | 11:53 | Calm | 10.00 | Fair | CLR | 73.9 | 46 | 73.9 | 54 | 37% | 29.67 | 1002.6 | |||||
| 26 | 10:53 | Vrbl 3 | 10.00 | Fair | CLR | 69.1 | 44.1 | 41% | 29.68 | 1003.0 | |||||||
| 26 | 09:53 | Vrbl 3 | 10.00 | Fair | CLR | 64.9 | 45 | 49% | 29.7 | 1004.1 | |||||||
| 26 | 08:53 | N 3 | 10.00 | Fair | CLR | 61 | 45 | 56% | 29.7 | 1004.1 | |||||||
| 26 | 07:53 | W 7 | 10.00 | Fair | CLR | 59 | 44.1 | 58% | 29.72 | 1004.8 | |||||||
| 26 | 06:53 | NW 6 | 10.00 | Fair | CLR | 57 | 43 | 60% | 29.72 | 1004.6 | |||||||
| 26 | 05:53 | W 3 | 10.00 | Fair | CLR | 55 | 43 | 69.1 | 54 | 64% | 29.69 | 1003.5 | |||||
| 26 | 04:53 | W 3 | 10.00 | Fair | CLR | 57 | 42.1 | 58% | 29.71 | 1004.0 | |||||||
| 26 | 03:53 | W 5 | 10.00 | Fair | CLR | 57.9 | 43 | 58% | 29.7 | 1003.5 | |||||||
| 26 | 02:53 | Calm | 10.00 | Fair | CLR | 57 | 42.1 | 58% | 29.69 | 1003.2 | |||||||
| 26 | 01:53 | SE 9 | 10.00 | Fair | CLR | 64 | 41 | 43% | 29.7 | 1003.3 | |||||||
| 26 | 00:53 | SE 7 | 10.00 | Fair | CLR | 64.9 | 42.1 | 43% | 29.7 | 1003.4 | |||||||
| 25 | 23:53 | SE 6 | 10.00 | Fair | CLR | 66.9 | 42.1 | 84 | 66.9 | 41% | 29.72 | 1004.1 | |||||
| 25 | 22:53 | S 9 | 10.00 | Overcast | FEW055 BKN080 OVC110 | 72 | 39.9 | 31% | 29.74 | 1005.4 | |||||||
| 25 | 21:53 | S 17 G 37 | 10.00 | Partly Cloudy | SCT120 | 72 | 39.9 | 31% | 29.76 | 1006.2 | |||||||
| 25 | 20:53 | S 15 G 29 | 10.00 | Fair | CLR | 77 | 35.1 | 22% | 77 | 29.73 | 1005.1 | ||||||
| 25 | 19:53 | W 6 | 10.00 | Fair | CLR | 77 | 37.9 | 24% | 77 | 29.7 | 1004.5 | ||||||
| 25 | 18:53 | S 9 | 10.00 | Fair | CLR | 82 | 32 | 16% | 80 | 29.71 | 1004.6 | ||||||
| 25 | 17:53 | S 14 G 21 | 10.00 | Fair | CLR | 84 | 33.1 | 86 | 77 | 16% | 81 | 29.72 | 1004.9 | ||||
| 25 | 16:53 | E 25 G 33 | 10.00 | Fair and Breezy | CLR | 82.9 | 30 | 15% | 80 | 29.71 | 1005.0 | ||||||
| 25 | 15:53 | E 20 G 29 | 10.00 | Fair | CLR | 82.9 | 30 | 15% | 80 | 29.74 | 1005.8 | ||||||
| 25 | 14:53 | E 20 | 10.00 | Fair | CLR | 84 | 30.9 | 15% | 81 | 29.77 | 1006.5 | ||||||
| 25 | 13:53 | E 17 G 26 | 10.00 | Fair | CLR | 82 | 34 | 18% | 80 | 29.82 | 1008.0 | ||||||
| 25 | 12:53 | E 18 | 10.00 | Fair | CLR | 80.1 | 34 | 19% | 79 | 29.85 | 1009.2 | ||||||
| 25 | 11:53 | E 14 G 21 | 10.00 | Fair | CLR | 78.1 | 35.1 | 78.1 | 46 | 21% | 78 | 29.87 | 1009.7 | ||||
| 25 | 10:53 | N 7 | 10.00 | Fair | CLR | 66.9 | 42.1 | 41% | 29.9 | 1011.7 | |||||||
| 25 | 09:53 | N 5 | 10.00 | Fair | CLR | 61 | 37.9 | 43% | 29.93 | 1012.5 | |||||||
| 25 | 08:53 | Calm | 10.00 | Fair | CLR | 57 | 34 | 42% | 29.94 | 1013.2 | |||||||
| 25 | 07:53 | NE 3 | 10.00 | Fair | CLR | 52 | 35.1 | 53% | 29.95 | 1013.5 | |||||||
| 25 | 06:53 | Calm | 10.00 | Fair | CLR | 48.9 | 35.1 | 59% | 29.95 | 1013.5 | |||||||
| 25 | 05:53 | SW 3 | 10.00 | Fair | CLR | 48 | 33.1 | 64 | 46 | 56% | 29.94 | 1012.8 | |||||
| 25 | 04:53 | NW 3 | 10.00 | Fair | CLR | 46.9 | 32 | 56% | 29.94 | 1013.0 | |||||||
| 25 | 03:53 | Calm | 10.00 | Fair | CLR | 51.1 | 33.1 | 50% | 29.93 | 1012.6 | |||||||
| 25 | 02:53 | NW 5 | 10.00 | Fair | CLR | 48.9 | 33.1 | 55% | 48 | 29.93 | 1012.6 | ||||||
| 25 | 01:53 | Calm | 10.00 | Fair | CLR | 55.9 | 33.1 | 42% | 29.93 | 1012.1 | |||||||
| 25 | 00:53 | W 7 | 10.00 | Fair | CLR | 57 | 30 | 36% | 29.91 | 1011.5 | |||||||
| 24 | 23:53 | S 8 | 10.00 | Fair | CLR | 64 | 28.9 | 81 | 59 | 27% | 29.9 | 1010.8 | |||||
| 24 | 21:53 | SW 7 | 10.00 | A Few Clouds | FEW070 | 68 | 28.9 | 23% | 29.89 | 1011.0 | |||||||
| 24 | 20:53 | W 7 | 10.00 | Fair | CLR | 69.1 | 28 | 22% | 29.87 | 1010.8 | |||||||
| 24 | 19:53 | W 7 | 10.00 | Fair | CLR | 73 | 27 | 18% | 29.86 | 1010.3 | |||||||
| 24 | 18:53 | W 15 G 24 | 10.00 | Fair | CLR | 77 | 23 | 13% | 76 | 29.87 | 1010.8 | ||||||
| 24 | 17:53 | W 16 G 24 | 10.00 | Fair | CLR | 80.1 | 23 | 80.1 | 73.9 | 12% | 78 | 29.87 | 1010.5 | ||||
| 24 | 16:53 | W 18 G 30 | 10.00 | Fair | CLR | 78.1 | 26.1 | 15% | 77 | 29.88 | 1011.0 | ||||||
| 24 | 15:53 | W 16 G 29 | 10.00 | A Few Clouds | FEW095 | 77 | 26.1 | 15% | 76 | 29.88 | 1010.9 | ||||||
| 24 | 14:53 | NW 14 G 26 | 10.00 | Fair | CLR | 77 | 25 | 14% | 76 | 29.87 | 1010.4 | ||||||
| 24 | 13:53 | NW 15 | 10.00 | Fair | CLR | 78.1 | 23 | 13% | 77 | 29.89 | 1010.8 | ||||||
| 24 | 12:53 | W 17 G 26 | 10.00 | Fair | CLR | 77 | 30 | 18% | 77 | 29.9 | 1011.4 | ||||||
| 24 | 11:53 | W 10 G 21 | 10.00 | Fair | CLR | 73.9 | 30.9 | 73.9 | 46 | 20% | 29.92 | 1012.3 | |||||
| 24 | 10:53 | W 14 G 24 | 10.00 | Fair | CLR | 72 | 33.1 | 24% | 29.94 | 1012.3 | |||||||
| 24 | 09:53 | SE 7 | 10.00 | Fair | CLR | 64 | 39 | 40% | 29.96 | 1013.6 | |||||||
| 24 | 08:53 | Calm | 10.00 | Fair | CLR | 55 | 37.9 | 53% | 29.97 | 1014.4 | |||||||
| 24 | 07:53 | S 3 | 10.00 | Fair | CLR | 50 | 37 | 61% | 29.95 | 1013.8 | |||||||
| 24 | 06:53 | Calm | 10.00 | Fair | CLR | 46.9 | 34 | 61% | 29.95 | 1013.6 | |||||||
| 24 | 05:53 | Calm | 10.00 | Fair | CLR | 48 | 36 | 55 | 45 | 63% | 29.9 | 1012.0 | |||||
| 24 | 04:53 | Calm | 10.00 | Fair | CLR | 45 | 37 | 74% | 29.89 | 1011.8 | |||||||
| 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) | |||||||||||||||