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. | ||||||||||||||||
| 12 | 01:53 | Calm | 10.00 | Fair | CLR | 50 | 36 | 59% | 30.03 | 1016.8 | |||||||
| 12 | 00:53 | NW 3 | 10.00 | Fair | CLR | 52 | 37 | 57% | 30.03 | 1017.0 | |||||||
| 11 | 23:53 | NW 5 | 10.00 | Fair | CLR | 53.1 | 36 | 71.1 | 53.1 | 52% | 30.03 | 1017.0 | |||||
| 11 | 22:53 | Calm | 10.00 | Fair | CLR | 61 | 33.1 | 35% | 30.03 | 1016.2 | |||||||
| 11 | 21:53 | NW 3 | 10.00 | Fair | CLR | 60.1 | 32 | 35% | 30.01 | 1016.0 | |||||||
| 11 | 20:53 | NW 9 | 10.00 | Fair | CLR | 64.9 | 30.9 | 28% | 30 | 1015.4 | |||||||
| 11 | 19:53 | W 10 | 10.00 | Fair | CLR | 69.1 | 32 | 25% | 29.99 | 1015.1 | |||||||
| 11 | 18:53 | W 15 | 10.00 | Fair | CLR | 70 | 32 | 25% | 30.01 | 1015.9 | |||||||
| 11 | 17:53 | W 15 G 24 | 10.00 | Fair | CLR | 71.1 | 33.1 | 71.1 | 62.1 | 25% | 30.01 | 1016.1 | |||||
| 11 | 16:53 | W 21 G 28 | 10.00 | Fair and Breezy | CLR | 71.1 | 33.1 | 25% | 30.02 | 1016.0 | |||||||
| 11 | 15:53 | W 20 G 25 | 10.00 | Fair | CLR | 70 | 34 | 27% | 30.04 | 1016.9 | |||||||
| 11 | 14:53 | W 10 G 26 | 10.00 | Partly Cloudy | SCT070 | 66.9 | 33.1 | 29% | 30.07 | 1018.1 | |||||||
| 11 | 13:53 | W 17 G 26 | 10.00 | Partly Cloudy | SCT070 | 68 | 33.1 | 27% | 30.09 | 1018.7 | |||||||
| 11 | 12:53 | W 18 G 32 | 10.00 | A Few Clouds | FEW065 | 64 | 33.1 | 32% | 30.1 | 1019.4 | |||||||
| 11 | 11:53 | W 16 G 28 | 10.00 | Partly Cloudy | SCT060 | 63 | 33.1 | 63 | 46.9 | 33% | 30.12 | 1020.0 | |||||
| 11 | 10:53 | SW 20 | 10.00 | Fair | CLR | 62.1 | 34 | 35% | 30.13 | 1020.6 | |||||||
| 11 | 09:53 | W 15 | 10.00 | Fair | CLR | 59 | 34 | 39% | 30.14 | 1021.3 | |||||||
| 11 | 08:53 | W 17 G 24 | 10.00 | Fair | CLR | 57 | 34 | 42% | 30.14 | 1021.5 | |||||||
| 11 | 07:53 | W 16 | 10.00 | Fair | CLR | 53.1 | 33.1 | 47% | 30.14 | 1021.9 | |||||||
| 11 | 06:53 | W 5 | 10.00 | Partly Cloudy | SCT065 | 50 | 34 | 54% | 49 | 30.16 | 1022.6 | ||||||
| 11 | 05:53 | NW 5 | 10.00 | A Few Clouds | FEW047 FEW110 | 46.9 | 34 | 51.1 | 46.9 | 61% | 45 | 30.13 | 1021.8 | ||||
| 11 | 04:53 | W 9 G 20 | 10.00 | Mostly Cloudy | BKN100 | 51.1 | 34 | 52% | 30.11 | 1020.3 | |||||||
| 11 | 03:53 | W 16 G 22 | 10.00 | Overcast | FEW043 BKN090 OVC100 | 51.1 | 34 | 52% | 30.1 | 1020.1 | |||||||
| 11 | 02:53 | W 17 G 26 | 10.00 | Overcast | OVC085 | 51.1 | 34 | 52% | 30.09 | 1019.9 | |||||||
| 11 | 01:53 | W 21 G 29 | 10.00 | Overcast and Breezy | BKN075 OVC100 | 51.1 | 34 | 52% | 30.08 | 1019.4 | |||||||
| 11 | 00:53 | W 14 | 10.00 | Overcast | BKN075 OVC090 | 51.1 | 35.1 | 54% | 30.07 | 1018.8 | |||||||
| 10 | 23:53 | W 18 G 28 | 10.00 | Overcast | OVC080 | 50 | 35.1 | 51.1 | 48.9 | 57% | 44 | 30.06 | 1018.7 | ||||
| 10 | 22:53 | W 16 G 29 | 10.00 | Overcast | FEW043 OVC070 | 51.1 | 35.1 | 54% | 30.04 | 1018.1 | |||||||
| 10 | 21:53 | W 13 | 10.00 | Overcast | SCT049 OVC065 | 51.1 | 35.1 | 54% | 30.02 | 1017.3 | |||||||
| 10 | 20:53 | W 17 | 10.00 | Overcast | OVC075 | 51.1 | 35.1 | 54% | 29.99 | 1016.4 | |||||||
| 10 | 19:53 | W 13 | 10.00 | Overcast | OVC075 | 48.9 | 35.1 | 59% | 44 | 29.99 | 1016.4 | ||||||
| 10 | 18:53 | NW 14 | 10.00 | Overcast | OVC045 | 50 | 34 | 54% | 45 | 29.98 | 1016.3 | ||||||
| 10 | 17:53 | W 22 G 35 | 10.00 | Overcast and Breezy | BKN060 OVC075 | 51.1 | 32 | 59 | 51.1 | 48% | 29.95 | 1015.6 | |||||
| 10 | 16:53 | W 28 G 41 | 10.00 | Partly Cloudy and Windy | SCT065 SCT120 | 55.9 | 28 | 34% | 29.91 | 1013.7 | |||||||
| 10 | 15:53 | NW 24 G 40 | 10.00 | A Few Clouds and Breezy | FEW055 | 57 | 28.9 | 34% | 29.88 | 1012.6 | |||||||
| 10 | 14:53 | W 29 G 51 | 10.00 | Mostly Cloudy and Windy | SCT055 BKN110 | 53.1 | 32 | 45% | 29.88 | 1013.1 | |||||||
| 10 | 13:53 | W 29 G 46 | 10.00 | Mostly Cloudy and Windy | BKN065 | 55.9 | 28.9 | 36% | 29.84 | 1011.4 | |||||||
| 10 | 12:53 | W 18 G 33 | 10.00 | Partly Cloudy | SCT060 | 59 | 28.9 | 32% | 29.83 | 1010.3 | |||||||
| 10 | 11:53 | SW 21 G 33 | 10.00 | Fair and Breezy | CLR | 55 | 28.9 | 57 | 46.9 | 37% | 29.84 | 1011.1 | |||||
| 10 | 10:53 | NW 24 G 33 | 10.00 | Mostly Cloudy and Breezy | SCT060 BKN070 | 55 | 28 | 36% | 29.84 | 1011.0 | |||||||
| 10 | 09:53 | NW 20 G 32 | 10.00 | Overcast | BKN060 BKN080 OVC100 | 54 | 30 | 40% | 29.84 | 1011.1 | |||||||
| 10 | 08:53 | W 17 G 25 | 10.00 | Mostly Cloudy | SCT060 BKN090 | 55 | 30 | 38% | 29.83 | 1010.3 | |||||||
| 10 | 07:53 | W 10 G 20 | 10.00 | Overcast | OVC060 | 52 | 30.9 | 45% | 29.85 | 1011.2 | |||||||
| 10 | 06:53 | W 6 | 10.00 | Overcast | BKN055 OVC070 | 48.9 | 32 | 52% | 47 | 29.86 | 1011.8 | ||||||
| 10 | 05:53 | Vrbl 3 | 10.00 | Mostly Cloudy | BKN060 | 46.9 | 30.9 | 51.1 | 45 | 54% | 29.84 | 1010.8 | |||||
| 10 | 04:53 | SW 5 | 10.00 | Fair | CLR | 46.9 | 32 | 56% | 45 | 29.84 | 1011.1 | ||||||
| 10 | 03:53 | W 3 | 10.00 | Fair | CLR | 46.9 | 33.1 | 59% | 29.84 | 1011.1 | |||||||
| 10 | 02:53 | NW 8 | 10.00 | Fair | CLR | 46.9 | 35.1 | 63% | 44 | 29.85 | 1010.8 | ||||||
| 10 | 01:53 | Calm | 10.00 | Fair | CLR | 48 | 36 | 63% | 29.85 | 1010.8 | |||||||
| 10 | 00:53 | SW 12 | 10.00 | Mostly Cloudy | SCT046 BKN060 | 51.1 | 35.1 | 54% | 29.86 | 1010.8 | |||||||
| 09 | 23:53 | SW 8 | 10.00 | Fair | CLR | 51.1 | 35.1 | 61 | 48.9 | 54% | 29.85 | 1010.3 | |||||
| 09 | 22:53 | W 6 | 10.00 | Fair | CLR | 50 | 35.1 | 57% | 48 | 29.87 | 1011.2 | ||||||
| 09 | 21:53 | W 14 G 44 | 8.00 | Light Rain | SCT055 BKN070 | 50 | 39 | 66% | 45 | 29.87 | 1011.3 | ||||||
| 09 | 20:53 | W 17 G 30 | 10.00 | Partly Cloudy | SCT080 | 57 | 35.1 | 44% | 29.82 | 1009.3 | |||||||
| 09 | 19:53 | W 22 G 32 | 10.00 | Fair and Breezy | CLR | 57.9 | 35.1 | 42% | 29.8 | 1008.7 | |||||||
| 09 | 18:53 | W 25 G 36 | 10.00 | Fair and Breezy | CLR | 59 | 35.1 | 41% | 29.79 | 1008.3 | |||||||
| 09 | 17:53 | W 15 G 25 | 10.00 | Fair | CLR | 61 | 39 | 70 | 55 | 44% | 29.82 | 1009.4 | 0.01 | ||||
| 09 | 16:53 | W 20 G 36 | 10.00 | Mostly Cloudy | FEW048 FEW070 BKN100 | 57 | 41 | 55% | 29.8 | 1009.1 | |||||||
| 09 | 15:53 | W 26 G 38 | 10.00 | Mostly Cloudy and Windy | FEW038 SCT100 BKN120 | 60.1 | 43 | 53% | 29.77 | 1007.7 | 0.01 | ||||||
| 09 | 14:53 | NW 25 G 32 | 10.00 | Mostly Cloudy and Breezy | SCT035 SCT048 BKN065 | 64 | 39.9 | 41% | 29.73 | 1006.1 | |||||||
| 09 | 13:53 | NW 18 G 29 | 10.00 | Fair | CLR | 68 | 39.9 | 36% | 29.71 | 1005.2 | |||||||
| 09 | 12:53 | W 20 G 30 | 10.00 | A Few Clouds | FEW090 | 66.9 | 37.9 | 35% | 29.71 | 1004.9 | |||||||
| 09 | 11:53 | W 15 G 24 | 10.00 | Mostly Cloudy | BKN100 | 69.1 | 37.9 | 69.1 | 57 | 32% | 29.7 | 1004.6 | |||||
| 09 | 10:53 | W 18 | 10.00 | Partly Cloudy | SCT100 | 66 | 37.9 | 36% | 29.71 | 1005.2 | |||||||
| 09 | 09:53 | W 14 G 23 | 10.00 | Mostly Cloudy | BKN110 | 64 | 37 | 37% | 29.74 | 1005.8 | |||||||
| 09 | 08:53 | SW 17 G 24 | 10.00 | Partly Cloudy | SCT120 | 63 | 35.1 | 35% | 29.72 | 1004.9 | |||||||
| 09 | 07:53 | W 9 | 10.00 | Fair | CLR | 62.1 | 36 | 38% | 29.72 | 1005.0 | |||||||
| 09 | 06:53 | W 10 | 10.00 | Partly Cloudy | SCT085 SCT110 | 61 | 34 | 36% | 29.72 | 1004.7 | |||||||
| 09 | 05:53 | NW 9 | 10.00 | Overcast | OVC110 | 55.9 | 39 | 60.1 | 55 | 53% | 29.68 | 1003.8 | |||||
| 09 | 04:53 | NW 5 | 10.00 | Overcast | OVC100 | 57 | 37.9 | 49% | 29.66 | 1003.0 | |||||||
| 09 | 03:53 | E 10 G 16 | 10.00 | Overcast | OVC100 | 57.9 | 36 | 44% | 29.66 | 1003.1 | |||||||
| 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) | |||||||||||||||