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. | ||||||||||||||||
| 25 | 05:53 | W 31 G 59 | 16.09 | Fair | CLR | 4.4 | -3.3 | 58% | -0 | 75.26 | 1005.9 | ||||||
| 25 | 04:53 | W 26 G 61 | 16.09 | A Few Clouds | FEW120 | 4.4 | -1.7 | 4.4 | 0 | 65% | 0 | 75.26 | 1005.7 | 0.15 | |||
| 25 | 03:53 | W 7 | 16.09 | Overcast | OVC070 | 2.2 | 0 | 86% | 0 | 75.31 | 1006.7 | 0.03 | |||||
| 25 | 02:53 | S 13 | 9.66 | Light Rain Fog/Mist | OVC024 | 1.1 | 0 | 92% | -2 | 75.36 | 1007.6 | 0.05 | |||||
| 25 | 01:53 | Calm | 16.09 | A Few Clouds | FEW060 FEW075 | 0.6 | -1.1 | 89% | 75.31 | 1006.9 | 0.08 | ||||||
| 25 | 00:53 | NW 11 | 16.09 | Fair | CLR | 1.7 | -0.6 | 85% | -1 | 75.36 | 1007.3 | ||||||
| 24 | 23:53 | W 17 | 16.09 | Overcast | BKN040 OVC075 | 2.8 | 0.6 | 86% | -1 | 75.39 | 1007.7 | 0.08 | |||||
| 24 | 22:53 | SW 7 | 14.48 | Unknown Precip | BKN029 OVC048 | 2.8 | 0.6 | 5.6 | 1.7 | 86% | 1 | 75.41 | 1008.0 | ||||
| 24 | 21:53 | W 13 | 16.09 | Overcast | FEW048 OVC075 | 2.8 | 0.6 | 86% | -0 | 75.36 | 1007.6 | ||||||
| 24 | 20:53 | W 6 | 16.09 | Overcast | BKN050 OVC070 | 3.3 | 0 | 79% | 75.44 | 1008.6 | |||||||
| 24 | 19:53 | W 22 | 16.09 | Overcast | SCT055 OVC070 | 3.3 | 0 | 79% | -1 | 75.44 | 1008.9 | ||||||
| 24 | 18:53 | W 17 | 16.09 | Mostly Cloudy | FEW055 BKN075 BKN090 | 3.9 | -0.6 | 73% | 0 | 75.44 | 1008.9 | ||||||
| 24 | 17:53 | NW 19 | 16.09 | Fair | CLR | 4.4 | -0.6 | 70% | 1 | 75.41 | 1008.5 | ||||||
| 24 | 16:53 | NW 22 | 16.09 | Mostly Cloudy | SCT070 BKN095 BKN110 | 5.6 | -0.6 | 7.2 | 5.6 | 65% | 2 | 75.44 | 1008.5 | ||||
| 24 | 15:53 | NW 26 | 16.09 | Fair | CLR | 6.1 | -0.6 | 63% | 2 | 75.44 | 1008.3 | ||||||
| 24 | 14:53 | NW 26 | 16.09 | A Few Clouds | FEW065 | 6.7 | -0.6 | 60% | 3 | 75.44 | 1008.4 | ||||||
| 24 | 13:53 | NW 26 | 16.09 | Fair | CLR | 6.7 | -1.1 | 58% | 3 | 75.46 | 1008.7 | ||||||
| 24 | 12:53 | NW 28 | 16.09 | Fair | CLR | 6.7 | -1.1 | 58% | 3 | 75.46 | 1008.9 | ||||||
| 24 | 11:53 | W 26 | 16.09 | Fair | CLR | 7.2 | -1.7 | 54% | 4 | 75.54 | 1009.6 | ||||||
| 24 | 10:53 | W 30 | 16.09 | Fair | CLR | 5.6 | -1.7 | 5.6 | 2.2 | 60% | 1 | 75.59 | 1010.5 | ||||
| 24 | 09:53 | W 22 | 16.09 | Fair | CLR | 4.4 | -2.2 | 63% | 0 | 75.62 | 1010.0 | ||||||
| 24 | 08:53 | W 24 | 16.09 | Fair | CLR | 3.9 | -2.2 | 65% | -0 | 75.62 | 1010.1 | ||||||
| 24 | 07:53 | W 22 | 16.09 | Fair | CLR | 2.8 | -2.2 | 70% | -2 | 75.64 | 1010.7 | ||||||
| 24 | 06:53 | W 20 | 16.09 | Overcast | OVC060 | 2.8 | -2.2 | 70% | -1 | 75.67 | 1010.9 | ||||||
| 24 | 05:53 | W 22 G 37 | 16.09 | Overcast | OVC065 | 2.8 | -2.2 | 70% | -2 | 75.67 | 1010.8 | ||||||
| 24 | 04:53 | W 19 | 16.09 | Overcast | BKN060 OVC075 | 2.8 | -2.2 | 3.3 | 1.7 | 70% | -1 | 75.69 | 1011.1 | ||||
| 24 | 03:53 | W 17 | 16.09 | Overcast | OVC060 | 2.8 | -1.7 | 73% | -1 | 75.72 | 1011.2 | ||||||
| 24 | 02:53 | NW 15 | 16.09 | Partly Cloudy | FEW080 SCT100 | 2.2 | -1.7 | 76% | -1 | 75.74 | 1011.3 | ||||||
| 24 | 01:53 | W 9 | 16.09 | Fair | CLR | 2.2 | -1.7 | 76% | -0 | 75.74 | 1011.3 | ||||||
| 24 | 00:53 | W 6 | 16.09 | Fair | CLR | 2.2 | -1.7 | 76% | 75.77 | 1012.7 | |||||||
| 23 | 23:53 | NW 13 | 16.09 | A Few Clouds | FEW030 | 2.2 | -0.6 | 82% | -1 | 75.77 | 1013.4 | ||||||
| 23 | 22:53 | NW 24 | 16.09 | Fair | CLR | 3.3 | 0 | 11.7 | 3.3 | 79% | -1 | 75.74 | 1012.9 | ||||
| 23 | 21:53 | W 20 G 43 | 16.09 | Fair | CLR | 8.9 | -2.8 | 44% | 6 | 75.67 | 1011.5 | ||||||
| 23 | 20:53 | W 28 G 48 | 16.09 | Fair | CLR | 10.6 | -3.9 | 36% | 75.67 | 1011.2 | |||||||
| 23 | 19:53 | SW 6 | 16.09 | Fair | CLR | 10 | -4.4 | 36% | 75.69 | 1012.3 | |||||||
| 23 | 18:53 | SW 19 G 33 | 16.09 | Mostly Cloudy | BKN065 BKN090 | 10.6 | -5 | 33% | 75.79 | 1013.5 | |||||||
| 23 | 17:53 | SW 20 G 37 | 16.09 | Fair | CLR | 11.1 | -5 | 32% | 75.79 | 1013.5 | |||||||
| 23 | 16:53 | SW 22 G 35 | 16.09 | Fair | CLR | 11.7 | -5.6 | 14.4 | 2.8 | 30% | 75.84 | 1014.3 | |||||
| 23 | 15:53 | W 30 G 48 | 16.09 | Fair | CLR | 12.8 | -5.6 | 28% | 75.9 | 1014.5 | |||||||
| 23 | 14:53 | W 31 G 48 | 16.09 | Fair | CLR | 13.9 | -5.6 | 26% | 75.92 | 1014.6 | |||||||
| 23 | 13:53 | W 22 G 39 | 16.09 | Fair | CLR | 13.9 | -5.6 | 26% | 75.95 | 1015.3 | |||||||
| 23 | 12:53 | Vrbl 6 | 16.09 | Fair | CLR | 8.9 | -1.7 | 48% | 76 | 1016.9 | |||||||
| 23 | 11:53 | Vrbl 6 | 16.09 | Fair | CLR | 3.9 | -3.3 | 60% | 76.15 | 1019.5 | |||||||
| 23 | 10:53 | N 6 | 16.09 | Fair | CLR | 2.8 | -5 | 2.8 | -5.6 | 57% | 76.25 | 1020.9 | |||||
| 23 | 09:53 | Calm | 16.09 | NULL | NULL | 1.1 | -5 | 64% | 76.33 | 1022.3 | |||||||
| 23 | 08:53 | Calm | 16.09 | Fair | CLR | -1.1 | -5 | 75% | 76.38 | 1023.5 | |||||||
| 23 | 07:53 | W 7 | 16.09 | Fair | CLR | -2.2 | -7.2 | 69% | -5 | 76.43 | 1024.2 | ||||||
| 23 | 06:53 | W 11 | 16.09 | Fair | CLR | -2.8 | -7.2 | 72% | -7 | 76.45 | 1024.5 | ||||||
| 23 | 05:53 | SW 9 | 16.09 | Fair | CLR | -2.8 | -7.2 | 72% | -6 | 76.48 | 1024.6 | ||||||
| 23 | 04:53 | Calm | 16.09 | Fair | CLR | -4.4 | -7.8 | -2.2 | -5.6 | 77% | 76.53 | 1025.1 | |||||
| 23 | 01:53 | Calm | 16.09 | Fair | CLR | -3.9 | -7.2 | 78% | 76.61 | 1026.8 | |||||||
| 23 | 00:53 | S 6 | 16.09 | Fair | CLR | -4.4 | -7.8 | 77% | 76.66 | 1027.8 | |||||||
| 22 | 23:53 | Calm | 16.09 | Fair | CLR | -2.8 | -7.2 | 72% | 76.66 | 1028.0 | |||||||
| 22 | 22:53 | S 6 | 16.09 | Fair | CLR | -2.2 | -7.2 | 4.4 | -3.9 | 69% | 76.63 | 1028.0 | |||||
| 22 | 21:53 | W 9 | 16.09 | Fair | CLR | -2.2 | -6.7 | 72% | -5 | 76.63 | 1028.1 | ||||||
| 22 | 20:53 | W 11 | 16.09 | Fair | CLR | -1.7 | -6.1 | 72% | -5 | 76.61 | 1028.1 | ||||||
| 22 | 19:53 | Calm | 16.09 | Fair | CLR | -1.7 | -6.1 | 72% | 76.61 | 1028.1 | |||||||
| 22 | 18:53 | SW 6 | 16.09 | Fair | CLR | 0.6 | -5.6 | 64% | 76.63 | 1027.9 | |||||||
| 22 | 17:53 | S 7 | 16.09 | Fair | CLR | 1.7 | -5.6 | 59% | -0 | 76.63 | 1027.8 | ||||||
| 22 | 16:53 | Calm | 16.09 | Fair | CLR | 4.4 | -6.1 | 4.4 | -7.2 | 47% | 76.63 | 1027.3 | |||||
| 22 | 15:53 | N 9 | 16.09 | Fair | CLR | 3.9 | -5.6 | 50% | 2 | 76.66 | 1027.6 | ||||||
| 22 | 14:53 | NW 9 | 16.09 | Fair | CLR | 2.2 | -7.2 | 50% | -0 | 76.68 | 1028.5 | ||||||
| 22 | 13:53 | NW 7 | 16.09 | Fair | CLR | -0.6 | -7.8 | 59% | -3 | 76.76 | 1030.2 | ||||||
| 22 | 12:53 | Vrbl 6 | 16.09 | Fair | CLR | -2.8 | -8.9 | 63% | 76.84 | 1031.7 | |||||||
| 22 | 11:53 | N 6 | 16.09 | Fair | CLR | -4.4 | -11.1 | 60% | 76.96 | 1033.4 | |||||||
| 22 | 10:53 | Calm | 16.09 | Overcast | OVC110 | -7.2 | -12.2 | -7.2 | -10.6 | 68% | 77.01 | 1034.5 | |||||
| 22 | 09:53 | NW 6 | 16.09 | Mostly Cloudy | BKN110 | -8.3 | -12.8 | 70% | 77.06 | 1035.4 | |||||||
| 22 | 08:53 | Calm | 16.09 | Partly Cloudy | FEW085 SCT110 | -9.4 | -12.8 | 77% | 77.09 | 1035.7 | |||||||
| 22 | 07:53 | Calm | 16.09 | Fair | CLR | -10 | -13.3 | 77% | 77.06 | 1035.4 | |||||||
| 22 | 06:53 | Calm | 16.09 | Overcast | OVC110 | -10 | -13.9 | 73% | 77.09 | 1035.4 | |||||||
| 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) | |||||||||||||||