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. | ||||||||||||||||
| 18 | 12:53 | Calm | 10.00 | Mostly Cloudy | BKN075 | 46.9 | 37 | 69% | 29.9 | 1014.8 | |||||||
| 18 | 11:53 | Calm | 10.00 | Fair | CLR | 44.1 | 37.9 | 79% | 29.92 | 1015.6 | |||||||
| 18 | 10:53 | Calm | 10.00 | A Few Clouds | FEW100 | 41 | 37 | 41 | 32 | 86% | 29.94 | 1016.5 | |||||
| 18 | 09:53 | N 3 | 10.00 | Mostly Cloudy | BKN080 | 39.9 | 36 | 86% | 29.95 | 1017.0 | |||||||
| 18 | 08:53 | Calm | 10.00 | Mostly Cloudy | FEW080 BKN100 | 37.9 | 35.1 | 89% | 29.95 | 1016.8 | |||||||
| 18 | 07:53 | Calm | 10.00 | Partly Cloudy | FEW001 SCT110 | 34 | 33.1 | 97% | 29.96 | 1017.3 | |||||||
| 18 | 06:53 | Calm | 10.00 | Mostly Cloudy | FEW065 BKN120 | 36 | 34 | 93% | 29.94 | 1016.4 | |||||||
| 18 | 05:53 | Calm | 10.00 | Partly Cloudy | SCT110 | 34 | 33.1 | 97% | 29.94 | 1016.0 | |||||||
| 18 | 04:53 | Calm | 10.00 | Fair | CLR | 36 | 34 | 43 | 33.1 | 93% | 29.93 | 1015.8 | |||||
| 18 | 03:53 | Calm | 10.00 | Fair | CLR | 35.1 | 33.1 | 93% | 29.93 | 1015.8 | |||||||
| 18 | 02:53 | Calm | 10.00 | Fair | CLR | 37 | 34 | 89% | 29.93 | 1015.7 | |||||||
| 18 | 01:53 | NW 3 | 10.00 | Fair | CLR | 34 | 33.1 | 97% | 29.92 | 1015.6 | |||||||
| 18 | 00:53 | S 5 | 10.00 | A Few Clouds | FEW047 | 39 | 35.1 | 86% | 36 | 29.91 | 1015.0 | ||||||
| 17 | 23:53 | Calm | 10.00 | Partly Cloudy | SCT100 | 41 | 36 | 82% | 29.9 | 1015.0 | |||||||
| 17 | 22:53 | Vrbl 5 | 10.00 | Fair | CLR | 43 | 36 | 53.1 | 43 | 76% | 41 | 29.89 | 1014.5 | ||||
| 17 | 21:53 | Calm | 10.00 | Fair | CLR | 44.1 | 36 | 73% | 29.88 | 1014.0 | |||||||
| 17 | 20:53 | SW 5 | 10.00 | Fair | CLR | 46.9 | 37 | 69% | 45 | 29.86 | 1013.2 | ||||||
| 17 | 19:53 | Calm | 10.00 | Partly Cloudy | SCT100 | 46.9 | 37 | 69% | 29.84 | 1012.8 | |||||||
| 17 | 18:53 | NW 3 | 10.00 | A Few Clouds | FEW090 | 48.9 | 37.9 | 66% | 29.82 | 1012.1 | |||||||
| 17 | 17:53 | W 8 | 10.00 | Overcast | OVC085 | 53.1 | 37 | 55% | 29.8 | 1011.0 | |||||||
| 17 | 16:53 | W 9 | 10.00 | Overcast | BKN080 OVC090 | 52 | 39.9 | 53.1 | 43 | 64% | 29.78 | 1010.2 | |||||
| 17 | 15:53 | Calm | 10.00 | Mostly Cloudy | FEW045 BKN070 | 51.1 | 41 | 69% | 29.78 | 1010.3 | |||||||
| 17 | 14:53 | Calm | 10.00 | Mostly Cloudy | FEW049 BKN080 | 51.1 | 41 | 69% | 29.75 | 1009.2 | |||||||
| 17 | 13:53 | Calm | 10.00 | Mostly Cloudy | BKN070 BKN080 | 48.9 | 39.9 | 71% | 29.74 | 1008.9 | |||||||
| 17 | 12:53 | Calm | 10.00 | Fair | CLR | 48 | 39 | 71% | 29.73 | 1008.9 | |||||||
| 17 | 11:53 | E 3 | 10.00 | Overcast | SCT080 OVC110 | 45 | 39 | 80% | 29.73 | 1009.1 | |||||||
| 17 | 10:53 | Calm | 10.00 | Overcast | BKN070 OVC100 | 43 | 39 | 43 | 37 | 86% | 29.74 | 1009.3 | |||||
| 17 | 09:53 | Calm | 10.00 | Mostly Cloudy | BKN110 | 41 | 37.9 | 89% | 29.72 | 1008.9 | |||||||
| 17 | 08:53 | Calm | 10.00 | Mostly Cloudy | BKN110 | 39.9 | 37.9 | 93% | 29.71 | 1008.8 | |||||||
| 17 | 07:53 | Calm | 10.00 | Overcast | OVC110 | 37.9 | 37 | 97% | 29.69 | 1008.0 | |||||||
| 17 | 06:53 | Calm | 10.00 | Overcast | OVC110 | 37.9 | 37 | 97% | 29.67 | 1007.3 | |||||||
| 17 | 05:53 | SW 3 | 10.00 | Overcast | BKN100 OVC120 | 39 | 37 | 93% | 29.66 | 1006.7 | |||||||
| 17 | 04:53 | Calm | 10.00 | Overcast | FEW075 OVC100 | 39 | 37 | 42.1 | 37.9 | 93% | 29.65 | 1006.3 | |||||
| 17 | 03:53 | Calm | 10.00 | Overcast | FEW070 OVC100 | 37.9 | 36 | 93% | 29.64 | 1006.0 | |||||||
| 17 | 02:53 | Calm | 10.00 | Overcast | SCT070 OVC100 | 39.9 | 37.9 | 93% | 29.64 | 1005.8 | |||||||
| 17 | 01:53 | Calm | 10.00 | Overcast | BKN075 OVC100 | 39.9 | 37.9 | 93% | 29.63 | 1005.4 | |||||||
| 17 | 00:53 | Calm | 10.00 | Overcast | OVC100 | 39 | 37 | 93% | 29.63 | 1005.6 | |||||||
| 16 | 23:53 | Calm | 10.00 | Overcast | OVC095 | 41 | 37.9 | 89% | 29.63 | 1005.5 | |||||||
| 16 | 22:53 | Calm | 10.00 | Overcast | OVC095 | 41 | 37.9 | 45 | 39 | 89% | 29.63 | 1005.8 | |||||
| 16 | 21:53 | W 5 | 10.00 | Overcast | FEW075 OVC095 | 41 | 37.9 | 89% | 38 | 29.64 | 1006.6 | ||||||
| 16 | 20:53 | Calm | 10.00 | Overcast | OVC100 | 39.9 | 37.9 | 93% | 29.63 | 1006.6 | |||||||
| 16 | 19:53 | Calm | 10.00 | A Few Clouds | FEW090 | 42.1 | 39 | 89% | 29.64 | 1006.7 | |||||||
| 16 | 18:53 | SW 5 | 10.00 | Fair | CLR | 43 | 39 | 86% | 41 | 29.64 | 1006.7 | ||||||
| 16 | 17:53 | S 3 | 10.00 | Overcast | OVC095 | 44.1 | 39 | 83% | 29.64 | 1006.5 | |||||||
| 16 | 16:53 | Calm | 10.00 | A Few Clouds | FEW070 FEW100 | 45 | 39 | 46 | 39.9 | 80% | 29.65 | 1006.8 | |||||
| 16 | 15:53 | N 3 | 10.00 | Overcast | SCT070 OVC095 | 46 | 39 | 77% | 29.66 | 1006.9 | |||||||
| 16 | 14:53 | NW 6 | 10.00 | Overcast | FEW080 OVC100 | 46 | 37.9 | 73% | 44 | 29.68 | 1007.5 | ||||||
| 16 | 13:53 | W 5 | 10.00 | Overcast | FEW055 BKN080 OVC100 | 45 | 37.9 | 77% | 43 | 29.69 | 1008.0 | ||||||
| 16 | 12:53 | Calm | 10.00 | Mostly Cloudy | BKN095 | 44.1 | 36 | 73% | 29.72 | 1009.1 | |||||||
| 16 | 11:53 | NW 3 | 10.00 | A Few Clouds | FEW110 | 43 | 36 | 76% | 29.75 | 1009.8 | |||||||
| 16 | 10:53 | Calm | 10.00 | Fair | CLR | 39.9 | 36 | 39.9 | 32 | 86% | 29.78 | 1011.2 | |||||
| 16 | 09:53 | Calm | 10.00 | Fair | CLR | 37 | 35.1 | 93% | 29.79 | 1011.9 | |||||||
| 16 | 08:53 | Calm | 10.00 | Mostly Cloudy | BKN080 | 36 | 34 | 93% | 29.81 | 1012.1 | |||||||
| 16 | 07:53 | Calm | 10.00 | Partly Cloudy | FEW001 SCT075 | 33.1 | 32 | 96% | 29.81 | 1012.1 | |||||||
| 16 | 06:53 | Calm | 10.00 | Overcast | OVC075 | 32 | 30.9 | 96% | 29.82 | 1012.3 | |||||||
| 16 | 05:53 | Calm | 10.00 | Overcast | OVC075 | 35.1 | 33.1 | 93% | 29.83 | 1012.3 | |||||||
| 16 | 04:53 | S 3 | 10.00 | Fair | CLR | 35.1 | 33.1 | 41 | 34 | 93% | 29.85 | 1013.1 | |||||
| 16 | 03:53 | Calm | 10.00 | A Few Clouds | FEW070 | 35.1 | 33.1 | 93% | 29.86 | 1013.0 | |||||||
| 16 | 02:53 | SE 3 | 10.00 | Fair | CLR | 35.1 | 33.1 | 93% | 29.88 | 1013.3 | |||||||
| 16 | 01:53 | W 3 | 10.00 | Overcast | OVC075 | 37 | 34 | 89% | 29.88 | 1013.5 | |||||||
| 16 | 00:53 | Calm | 10.00 | Fair | CLR | 36 | 33.1 | 89% | 29.9 | 1014.4 | |||||||
| 15 | 23:53 | SW 6 | 10.00 | Fair | CLR | 39.9 | 35.1 | 83% | 36 | 29.92 | 1014.9 | ||||||
| 15 | 22:53 | SE 6 | 10.00 | Fair | CLR | 39.9 | 35.1 | 54 | 37.9 | 83% | 36 | 29.93 | 1015.5 | ||||
| 15 | 21:53 | W 3 | 10.00 | Fair | CLR | 39.9 | 35.1 | 83% | 29.95 | 1016.3 | |||||||
| 15 | 20:53 | Calm | 10.00 | Fair | CLR | 43 | 36 | 76% | 29.96 | 1016.5 | |||||||
| 15 | 19:53 | SW 6 | 10.00 | A Few Clouds | FEW060 | 48 | 37 | 66% | 46 | 29.95 | 1015.7 | ||||||
| 15 | 18:53 | W 10 | 10.00 | Partly Cloudy | SCT060 | 50 | 37 | 61% | 46 | 29.95 | 1015.6 | ||||||
| 15 | 17:53 | W 17 G 25 | 10.00 | A Few Clouds | FEW060 | 53.1 | 37 | 55% | 29.95 | 1015.7 | |||||||
| 15 | 16:53 | NW 9 | 10.00 | Fair | CLR | 50 | 37 | 59 | 50 | 61% | 47 | 29.93 | 1015.3 | ||||
| 15 | 15:53 | N 6 | 10.00 | Fair | CLR | 57 | 37 | 47% | 29.94 | 1014.9 | |||||||
| 15 | 14:53 | W 10 | 10.00 | Fair | CLR | 57.9 | 37.9 | 48% | 29.94 | 1014.9 | |||||||
| 15 | 13:53 | W 6 | 10.00 | Mostly Cloudy | BKN065 | 59 | 37 | 44% | 29.95 | 1014.9 | |||||||
| 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) | |||||||||||||||