Weather observations for the past three days for
Helena Regional Airport
| Date | Time (mst) | Wind (kph) | Vis. (km) | Weather | Sky Cond. | Temperature (ºC) | Relative Humidity | Wind Chill (°C) | Heat Index (°C) | Pressure | Precipitation (cm) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (cm) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | Min. | ||||||||||||||||
| 04 | 14:53 | Calm | 16.09 | Overcast | OVC038 | 3.9 | -3.3 | 60% | 75.97 | 1016.4 | |||||||
| 04 | 13:53 | NW 6 | 16.09 | Overcast | OVC040 | 3.3 | -3.3 | 62% | 76 | 1017.0 | |||||||
| 04 | 12:53 | W 20 G 26 | 16.09 | Overcast | OVC045 | 3.3 | -3.9 | 60% | -1 | 76.05 | 1017.5 | ||||||
| 04 | 11:53 | NW 6 | 16.09 | Overcast | BKN043 OVC060 | 1.7 | -3.9 | 67% | 76.12 | 1018.8 | |||||||
| 04 | 10:53 | NW 6 | 16.09 | Overcast | BKN050 BKN055 OVC070 | 2.2 | -5 | 2.8 | 1.1 | 59% | 76.17 | 1019.5 | |||||
| 04 | 09:53 | SE 11 | 16.09 | Overcast | OVC049 | 2.8 | -5.6 | 54% | 0 | 76.17 | 1019.5 | ||||||
| 04 | 08:53 | E 6 | 16.09 | Overcast | OVC044 | 2.2 | -6.1 | 55% | 76.23 | 1020.3 | |||||||
| 04 | 07:53 | Vrbl 9 | 16.09 | Overcast | OVC042 | 2.2 | -5.6 | 57% | -0 | 76.23 | 1020.4 | ||||||
| 04 | 06:53 | W 26 G 46 | 16.09 | Mostly Cloudy | BKN039 | 1.7 | -6.1 | 57% | -3 | 76.25 | 1020.9 | ||||||
| 04 | 05:53 | W 33 G 57 | 16.09 | Overcast and Breezy | BKN042 OVC049 | 1.7 | -6.1 | 57% | -4 | 76.28 | 1021.3 | ||||||
| 04 | 04:53 | W 26 G 43 | 16.09 | Partly Cloudy | FEW039 SCT050 | 1.1 | -6.1 | 1.7 | 1.1 | 59% | -4 | 76.3 | 1021.5 | ||||
| 04 | 03:53 | W 33 G 52 | 16.09 | Mostly Cloudy and Breezy | BKN044 BKN050 | 1.1 | -6.1 | 59% | -5 | 76.33 | 1022.1 | ||||||
| 04 | 02:53 | W 22 | 16.09 | Overcast | OVC044 | 1.1 | -6.1 | 59% | -4 | 76.33 | 1022.0 | ||||||
| 04 | 01:53 | W 30 G 46 | 16.09 | Overcast | OVC040 | 1.1 | -6.1 | 59% | -5 | 76.33 | 1021.9 | ||||||
| 04 | 00:53 | W 22 G 35 | 16.09 | Overcast | OVC038 | 1.1 | -6.1 | 59% | -4 | 76.38 | 1022.4 | ||||||
| 03 | 23:53 | W 19 G 30 | 16.09 | Overcast | OVC036 | 1.1 | -5.6 | 61% | -3 | 76.4 | 1022.9 | ||||||
| 03 | 22:53 | W 20 G 39 | 16.09 | Overcast | OVC038 | 1.1 | -6.1 | 1.1 | 0.6 | 59% | -3 | 76.38 | 1022.5 | ||||
| 03 | 21:53 | W 28 G 46 | 16.09 | Overcast | OVC037 | 0.6 | -6.1 | 61% | -5 | 76.38 | 1022.5 | ||||||
| 03 | 20:53 | W 19 G 41 | 16.09 | Overcast | OVC037 | 0.6 | -6.1 | 61% | -4 | 76.38 | 1023.3 | ||||||
| 03 | 19:53 | W 22 G 41 | 16.09 | Overcast | OVC039 | 0.6 | -6.1 | 61% | -4 | 76.38 | 1023.2 | ||||||
| 03 | 18:53 | W 13 | 16.09 | Mostly Cloudy | BKN041 | 0.6 | -6.1 | 61% | -3 | 76.4 | 1023.6 | ||||||
| 03 | 17:53 | SW 22 G 33 | 16.09 | Mostly Cloudy | BKN042 | 0.6 | -6.1 | 61% | -4 | 76.38 | 1023.1 | ||||||
| 03 | 16:53 | W 13 | 16.09 | Mostly Cloudy | FEW037 SCT046 BKN055 | 0.6 | -6.1 | 1.7 | 0 | 61% | -3 | 76.4 | 1023.3 | ||||
| 03 | 15:53 | S 7 | 16.09 | Fair | CLR | 0 | -5.6 | 66% | -2 | 76.4 | 1023.4 | ||||||
| 03 | 14:53 | E 13 | 16.09 | Fair | CLR | 1.1 | -5 | 64% | -2 | 76.43 | 1023.4 | ||||||
| 03 | 13:53 | Vrbl 11 | 16.09 | Fair | CLR | 1.7 | -6.1 | 57% | -1 | 76.45 | 1023.5 | ||||||
| 03 | 10:53 | W 19 G 39 | 16.09 | Partly Cloudy | SCT034 | 1.1 | -6.1 | 1.7 | -3.9 | 59% | -3 | 76.61 | 1025.9 | ||||
| 03 | 09:53 | W 19 G 30 | 16.09 | Overcast | OVC035 | 1.1 | -6.1 | 59% | -3 | 76.61 | 1026.0 | ||||||
| 03 | 08:53 | SW 7 | 16.09 | A Few Clouds | FEW034 | -1.7 | -6.7 | 69% | -4 | 76.61 | 1026.1 | ||||||
| 03 | 06:53 | W 7 | 16.09 | Overcast | OVC120 | -1.7 | -5.6 | 75% | -4 | 76.58 | 1026.2 | ||||||
| 03 | 05:53 | SW 7 | 16.09 | Overcast | FEW035 OVC120 | -1.1 | -5.6 | 72% | -3 | 76.56 | 1025.5 | ||||||
| 03 | 04:53 | NW 11 | 16.09 | Overcast | OVC110 | -1.1 | -5.6 | 0 | -2.2 | 72% | -5 | 76.56 | 1025.3 | ||||
| 03 | 03:53 | W 13 | 16.09 | Overcast | BKN048 OVC120 | -0.6 | -5 | 72% | -4 | 76.56 | 1025.2 | ||||||
| 03 | 02:53 | SW 7 | 16.09 | Overcast | FEW027 FEW042 OVC055 | -0.6 | -4.4 | 76% | -3 | 76.56 | 1025.5 | ||||||
| 03 | 01:53 | W 17 | 16.09 | Overcast | OVC026 | 0 | -4.4 | 73% | -4 | 76.56 | 1025.0 | ||||||
| 03 | 00:53 | W 13 | 16.09 | Overcast | BKN030 OVC049 | 0 | -4.4 | 73% | -4 | 76.53 | 1024.7 | ||||||
| 02 | 23:53 | W 13 | 16.09 | Overcast | FEW029 OVC035 | 0 | -3.3 | 79% | -4 | 76.5 | 1024.1 | ||||||
| 02 | 22:53 | W 11 | 16.09 | Overcast | SCT031 OVC040 | -0.6 | -2.8 | 0.6 | -0.6 | 85% | -4 | 76.48 | 1023.9 | 0.05 | |||
| 02 | 21:53 | NW 15 | 12.87 | Light Snow | OVC031 | 0 | -2.2 | 85% | -4 | 76.45 | 1023.6 | ||||||
| 02 | 20:53 | W 13 | 16.09 | Overcast | FEW041 OVC048 | 0 | -2.2 | 85% | -4 | 76.4 | 1023.0 | ||||||
| 02 | 19:53 | W 15 | 16.09 | Overcast | FEW025 OVC045 | -0.6 | -2.2 | 89% | -5 | 76.35 | 1022.2 | 0.05 | |||||
| 02 | 18:53 | N 6 | 6.44 | Light Snow Fog/Mist | OVC028 | -0.6 | -1.1 | 96% | 76.28 | 1021.3 | 0.03 | ||||||
| 02 | 17:53 | W 9 | 6.44 | Light Snow Fog/Mist | BKN029 BKN036 OVC050 | 0 | -1.1 | 92% | -3 | 76.25 | 1020.7 | 0.03 | |||||
| 02 | 16:53 | NW 20 | 3.22 | Light Snow Fog/Mist | FEW021 BKN032 OVC044 | 0.6 | -1.7 | 3.3 | 0.6 | 85% | -4 | 76.17 | 1019.6 | 0.05 | |||
| 02 | 15:53 | Calm | 16.09 | Overcast | OVC042 | 1.1 | -1.1 | 85% | 76.07 | 1018.5 | |||||||
| 02 | 14:53 | Calm | 16.09 | Overcast | FEW039 OVC048 | 0.6 | -1.1 | 89% | 76.02 | 1017.8 | 0.03 | ||||||
| 02 | 13:53 | W 9 | 1.61 | Light Snow Fog/Mist | VV014 | 0.6 | -1.1 | 89% | -2 | 76 | 1017.4 | 0.03 | 0.03 | ||||
| 02 | 12:53 | W 30 G 41 | 4.83 | Light Snow | BKN025 BKN034 OVC042 | 1.7 | -2.8 | 72% | -4 | 75.95 | 1016.4 | ||||||
| 02 | 11:53 | W 17 | 16.09 | Overcast | OVC050 | 2.8 | -3.9 | 62% | -1 | 75.92 | 1016.1 | ||||||
| 02 | 10:53 | W 22 | 16.09 | Overcast | BKN049 OVC065 | 2.8 | -4.4 | 2.8 | 1.7 | 59% | -2 | 75.9 | 1015.8 | ||||
| 02 | 09:53 | W 15 | 16.09 | Overcast | SCT036 OVC045 | 2.8 | -3.3 | 65% | -1 | 75.84 | 1015.3 | ||||||
| 02 | 08:53 | W 24 | 16.09 | Overcast | OVC041 | 2.2 | -3.9 | 64% | -3 | 75.82 | 1014.9 | ||||||
| 02 | 07:53 | W 17 | 16.09 | Overcast | OVC042 | 2.2 | -3.3 | 67% | -2 | 75.77 | 1014.2 | ||||||
| 02 | 06:53 | NW 17 | 16.09 | Partly Cloudy | SCT042 | 2.2 | -3.9 | 64% | -2 | 75.77 | 1014.0 | ||||||
| 02 | 05:53 | W 30 G 39 | 16.09 | A Few Clouds | FEW039 | 1.7 | -3.9 | 67% | -4 | 75.72 | 1013.4 | ||||||
| 02 | 04:53 | W 26 | 16.09 | Overcast | OVC040 | 2.2 | -3.3 | 2.2 | -1.1 | 67% | -3 | 75.77 | 1014.2 | 0.03 | |||
| 02 | 03:53 | S 9 | 16.09 | Mostly Cloudy | BKN044 BKN110 | 0.6 | -3.9 | 72% | -2 | 75.79 | 1015.1 | ||||||
| 02 | 02:53 | W 7 | 16.09 | Overcast | SCT075 OVC090 | 1.1 | -3.3 | 73% | -1 | 75.82 | 1015.6 | ||||||
| 02 | 01:53 | W 11 | 16.09 | Overcast | SCT060 OVC090 | 1.1 | -3.9 | 70% | -2 | 75.82 | 1015.9 | 0.03 | |||||
| 02 | 00:53 | SW 15 | 16.09 | Overcast | OVC039 | 2.2 | -5 | 59% | -1 | 75.87 | 1016.9 | ||||||
| 01 | 23:53 | Calm | 16.09 | Overcast | OVC047 | -0.6 | -4.4 | 76% | 75.92 | 1018.3 | 0.03 | ||||||
| 01 | 22:53 | Calm | 16.09 | Overcast | OVC048 | -1.1 | -3.9 | 2.2 | -1.1 | 82% | 75.97 | 1018.9 | |||||
| 01 | 21:53 | SE 11 | 16.09 | Overcast | OVC046 | -1.1 | -3.9 | 82% | -5 | 75.97 | 1019.3 | ||||||
| 01 | 20:53 | SE 9 | 16.09 | Overcast | OVC047 | 0.6 | -6.1 | 61% | -2 | 76.02 | 1019.9 | ||||||
| 01 | 19:53 | W 22 G 41 | 16.09 | Overcast | BKN060 OVC080 | 1.1 | -6.1 | 59% | -4 | 76.1 | 1020.7 | ||||||
| 01 | 18:53 | W 17 | 16.09 | Overcast | OVC055 | 1.1 | -7.8 | 52% | -3 | 76.07 | 1020.9 | ||||||
| 01 | 17:53 | W 9 | 16.09 | Overcast | OVC050 | 1.7 | -8.9 | 46% | -1 | 76.12 | 1021.1 | ||||||
| 01 | 16:53 | Calm | 16.09 | Overcast | BKN075 OVC100 | 1.1 | -8.9 | 1.1 | -9.4 | 48% | 76.12 | 1021.4 | |||||
| 01 | 15:53 | S 7 | 16.09 | Fair | CLR | -1.7 | -7.2 | 66% | -4 | 76.12 | 1022.0 | ||||||
| Date | Time (mst) | Wind (kph) | Vis. (km) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | Wind Chill (°C) | Heat Index (°C) | altimeter (cm) | sea level (mb) | 1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||||
| Temperature (ºC) | Pressure | Precipitation (cm) | |||||||||||||||