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. | ||||||||||||||||
| 01 | 02:53 | Calm | 10.00 | Fair | CLR | 28 | 23 | 81% | 29.98 | 1019.5 | |||||||
| 01 | 01:53 | E 3 | 10.00 | Fair | CLR | 28 | 24.1 | 85% | 29.98 | 1019.9 | |||||||
| 01 | 00:53 | Calm | 10.00 | Fair | CLR | 28.9 | 24.1 | 82% | 29.99 | 1020.7 | |||||||
| 31 | 23:53 | Calm | 10.00 | Fair | CLR | 30 | 24.1 | 79% | 30.01 | 1021.1 | |||||||
| 31 | 22:53 | Calm | 10.00 | Fair | CLR | 30.9 | 25 | 36 | 28.9 | 79% | 30 | 1021.1 | |||||
| 31 | 21:53 | SW 3 | 10.00 | Fair | CLR | 30 | 25 | 82% | 30 | 1021.6 | |||||||
| 31 | 20:53 | Calm | 10.00 | Fair | CLR | 32 | 25 | 75% | 30 | 1021.3 | |||||||
| 31 | 19:53 | Calm | 10.00 | Fair | CLR | 33.1 | 25 | 72% | 30.01 | 1021.4 | |||||||
| 31 | 18:53 | Calm | 10.00 | Fair | CLR | 33.1 | 25 | 72% | 30.02 | 1022.2 | |||||||
| 31 | 17:53 | Calm | 9.00 | Fair | CLR | 33.1 | 25 | 72% | 30.03 | 1022.4 | |||||||
| 31 | 16:53 | Calm | 10.00 | Fair | CLR | 37 | 23 | 39 | 26.1 | 57% | 30.04 | 1022.6 | |||||
| 31 | 15:53 | N 3 | 10.00 | Fair | CLR | 37.9 | 23 | 55% | 30.04 | 1022.4 | |||||||
| 31 | 14:53 | Calm | 10.00 | Fair | CLR | 37.9 | 23 | 55% | 30.06 | 1022.6 | |||||||
| 31 | 13:53 | N 3 | 10.00 | Fair | CLR | 36 | 21.9 | 57% | 30.08 | 1023.6 | |||||||
| 31 | 12:53 | Calm | 10.00 | Fair | CLR | 30.9 | 21.9 | 69% | 30.11 | 1025.3 | |||||||
| 31 | 11:53 | NE 6 | 10.00 | Fair | CLR | 28.9 | 23 | 78% | 23 | 30.15 | 1026.8 | ||||||
| 31 | 10:53 | Calm | 10.00 | Fair | CLR | 27 | 21.9 | 27 | 19 | 81% | 30.19 | 1028.2 | |||||
| 31 | 09:53 | SE 3 | 10.00 | Fair | CLR | 24.1 | 21 | 88% | 30.2 | 1028.8 | |||||||
| 31 | 08:53 | SW 3 | 10.00 | Fair | CLR | 25 | 19.9 | 81% | 30.2 | 1028.7 | |||||||
| 31 | 07:53 | Calm | 10.00 | Fair | CLR | 24.1 | 19 | 81% | 30.2 | 1028.4 | |||||||
| 31 | 06:53 | Calm | 10.00 | Fair | CLR | 21 | 17.1 | 85% | 30.21 | 1028.9 | |||||||
| 31 | 05:53 | SW 3 | 10.00 | Fair | CLR | 21.9 | 18 | 85% | 30.21 | 1028.8 | |||||||
| 31 | 04:53 | Calm | 10.00 | Fair | CLR | 19.9 | 17.1 | 26.1 | 18 | 89% | 30.23 | 1029.5 | |||||
| 31 | 03:53 | NW 3 | 10.00 | Fair | CLR | 21 | 17.1 | 85% | 30.24 | 1029.4 | |||||||
| 31 | 02:53 | S 3 | 10.00 | Fair | CLR | 24.1 | 18 | 77% | 30.24 | 1028.9 | |||||||
| 31 | 01:53 | Calm | 10.00 | Fair | CLR | 23 | 17.1 | 78% | 30.25 | 1029.5 | |||||||
| 31 | 00:53 | Calm | 10.00 | Fair | CLR | 25 | 18 | 75% | 30.25 | 1029.6 | |||||||
| 30 | 23:53 | Calm | 10.00 | Fair | CLR | 24.1 | 18 | 77% | 30.27 | 1030.5 | |||||||
| 30 | 22:53 | W 5 | 10.00 | Fair | CLR | 25 | 19 | 34 | 23 | 78% | 20 | 30.28 | 1031.2 | ||||
| 30 | 21:53 | Calm | 10.00 | Fair | CLR | 26.1 | 19 | 75% | 30.27 | 1030.8 | |||||||
| 30 | 20:53 | W 3 | 10.00 | Fair | CLR | 27 | 19 | 72% | 30.28 | 1031.5 | |||||||
| 30 | 19:53 | SW 5 | 10.00 | Fair | CLR | 32 | 19 | 59% | 28 | 30.28 | 1031.1 | ||||||
| 30 | 18:53 | SW 6 | 10.00 | Fair | CLR | 30.9 | 19.9 | 64% | 26 | 30.29 | 1031.4 | ||||||
| 30 | 17:53 | SW 9 | 10.00 | Fair | CLR | 32 | 21 | 64% | 25 | 30.27 | 1030.6 | ||||||
| 30 | 16:53 | W 6 | 10.00 | Fair | CLR | 33.1 | 21 | 39.9 | 28.9 | 61% | 28 | 30.29 | 1031.2 | ||||
| 30 | 15:53 | NW 6 | 10.00 | Fair | CLR | 37 | 23 | 57% | 33 | 30.3 | 1030.8 | ||||||
| 30 | 14:53 | Calm | 10.00 | Fair | CLR | 39 | 19.9 | 46% | 30.3 | 1030.8 | |||||||
| 30 | 13:53 | Calm | 10.00 | Fair | CLR | 37 | 19.9 | 50% | 30.32 | 1031.9 | |||||||
| 30 | 12:53 | Calm | 10.00 | Fair | CLR | 35.1 | 19 | 52% | 30.36 | 1032.8 | |||||||
| 30 | 11:53 | W 3 | 10.00 | Fair | CLR | 34 | 19.9 | 56% | 30.38 | 1033.2 | |||||||
| 30 | 10:53 | Calm | 10.00 | Fair | CLR | 28.9 | 19.9 | 30 | 19.9 | 69% | 30.42 | 1035.5 | |||||
| 30 | 09:53 | W 5 | 10.00 | Fair | CLR | 27 | 19.9 | 75% | 22 | 30.43 | 1035.8 | ||||||
| 30 | 08:53 | Calm | 10.00 | Fair | CLR | 25 | 18 | 75% | 30.43 | 1035.6 | |||||||
| 30 | 07:53 | W 3 | 10.00 | Fair | CLR | 23 | 17.1 | 78% | 30.42 | 1035.9 | |||||||
| 30 | 06:53 | Calm | 10.00 | Fair | CLR | 24.1 | 18 | 77% | 30.42 | 1035.6 | |||||||
| 30 | 05:53 | Calm | 10.00 | Fair | CLR | 25 | 17.1 | 72% | 30.41 | 1035.0 | |||||||
| 30 | 04:53 | S 3 | 10.00 | Partly Cloudy | SCT090 | 24.1 | 18 | 37.9 | 23 | 77% | 30.42 | 1035.3 | |||||
| 30 | 03:53 | Calm | 10.00 | A Few Clouds | FEW075 | 26.1 | 18 | 71% | 30.42 | 1035.0 | |||||||
| 30 | 02:53 | Calm | 10.00 | Fair | CLR | 28 | 17.1 | 63% | 30.41 | 1035.0 | |||||||
| 30 | 01:53 | Calm | 10.00 | A Few Clouds | FEW110 | 25 | 17.1 | 72% | 30.4 | 1034.9 | |||||||
| 30 | 00:53 | Calm | 10.00 | A Few Clouds | FEW120 | 33.1 | 16 | 49% | 30.39 | 1034.1 | |||||||
| 29 | 23:53 | W 5 | 10.00 | Fair | CLR | 36 | 15.1 | 42% | 33 | 30.39 | 1034.0 | ||||||
| 29 | 22:53 | NW 7 | 10.00 | Fair | CLR | 33.1 | 15.1 | 37.9 | 32 | 48% | 28 | 30.39 | 1034.6 | ||||
| 29 | 21:53 | SW 3 | 10.00 | Fair | CLR | 35.1 | 16 | 46% | 30.38 | 1034.6 | |||||||
| 29 | 20:53 | W 15 | 10.00 | Fair | CLR | 37 | 17.1 | 44% | 29 | 30.38 | 1034.4 | ||||||
| 29 | 19:53 | W 8 | 10.00 | Fair | CLR | 33.1 | 17.1 | 52% | 27 | 30.38 | 1035.2 | ||||||
| 29 | 18:53 | W 9 | 10.00 | Fair | CLR | 35.1 | 17.1 | 48% | 29 | 30.38 | 1034.9 | ||||||
| 29 | 17:53 | Vrbl 5 | 10.00 | Fair | CLR | 36 | 18 | 48% | 33 | 30.38 | 1035.0 | ||||||
| 29 | 16:53 | W 5 | 10.00 | Fair | CLR | 37 | 17.1 | 39 | 25 | 44% | 34 | 30.39 | 1034.5 | ||||
| 29 | 15:53 | W 8 | 10.00 | Fair | CLR | 37 | 19 | 48% | 32 | 30.4 | 1035.3 | ||||||
| 29 | 14:53 | Calm | 10.00 | Fair | CLR | 36 | 19 | 50% | 30.39 | 1035.3 | |||||||
| 29 | 13:53 | N 3 | 10.00 | Fair | CLR | 34 | 19 | 54% | 30.4 | 1035.6 | |||||||
| 29 | 12:53 | SE 3 | 10.00 | Fair | CLR | 30 | 15.1 | 54% | 30.43 | 1036.7 | |||||||
| 29 | 11:53 | W 3 | 10.00 | Fair | CLR | 28 | 14 | 56% | 30.45 | 1037.5 | |||||||
| 29 | 10:53 | W 5 | 10.00 | A Few Clouds | FEW048 | 25 | 12.9 | 25 | 12.9 | 60% | 20 | 30.48 | 1038.8 | ||||
| 29 | 09:53 | NW 6 | 10.00 | Fair | CLR | 21 | 12 | 68% | 14 | 30.49 | 1039.6 | ||||||
| 29 | 08:53 | Calm | 10.00 | Partly Cloudy | SCT045 | 19.9 | 12 | 71% | 30.47 | 1038.9 | |||||||
| 29 | 07:53 | SW 5 | 10.00 | Fair | CLR | 17.1 | 10 | 74% | 11 | 30.48 | 1039.3 | ||||||
| 29 | 06:53 | NW 6 | 10.00 | Fair | CLR | 17.1 | 9 | 70% | 10 | 30.48 | 1039.7 | ||||||
| 29 | 05:53 | Calm | 10.00 | Fair | CLR | 15.1 | 10 | 80% | 30.48 | 1040.1 | |||||||
| 29 | 04:53 | S 8 | 10.00 | Fair | CLR | 21.9 | 10.9 | 23 | 16 | 63% | 13 | 30.48 | 1039.8 | ||||
| 29 | 03:53 | S 7 | 10.00 | Overcast | OVC095 | 17.1 | 10.9 | 77% | 8 | 30.49 | 1040.5 | ||||||
| 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) | |||||||||||||||