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. | ||||||||||||||||
| 02 | 03:53 | W 10 | 10.00 | Fair | CLR | 70 | 36 | 29% | 30 | 1012.3 | |||||||
| 02 | 02:53 | NW 3 | 10.00 | Fair | CLR | 73 | 39 | 29% | 29.98 | 1011.9 | |||||||
| 02 | 01:53 | Calm | 10.00 | Fair | CLR | 75 | 39.9 | 28% | 77 | 29.96 | 1011.4 | ||||||
| 02 | 00:53 | W 7 G 16 | 10.00 | Fair | CLR | 77 | 39.9 | 26% | 77 | 29.95 | 1011.3 | ||||||
| 01 | 23:53 | S 6 | 10.00 | Fair | CLR | 79 | 41 | 100 | 79 | 26% | 78 | 29.93 | 1010.6 | ||||
| 01 | 22:53 | S 3 | 10.00 | Fair | CLR | 82 | 39.9 | 22% | 80 | 29.91 | 1010.2 | ||||||
| 01 | 21:53 | W 6 | 10.00 | Fair | CLR | 82.9 | 39 | 21% | 81 | 29.91 | 1010.2 | ||||||
| 01 | 20:53 | NW 10 G 23 | 8.00 | Fair | CLR | 86 | 39.9 | 20% | 83 | 29.86 | 1008.7 | ||||||
| 01 | 19:53 | NW 15 | 10.00 | Fair | CLR | 91 | 42.1 | 18% | 87 | 29.84 | 1007.8 | ||||||
| 01 | 18:53 | W 22 G 30 | 10.00 | Fair and Breezy | CLR | 96.1 | 39.9 | 14% | 92 | 29.82 | 1006.8 | ||||||
| 01 | 17:53 | W 20 G 29 | 10.00 | Fair | CLR | 100 | 39 | 102.9 | 81 | 12% | 95 | 29.82 | 1006.8 | ||||
| 01 | 16:53 | SW 20 G 30 | 10.00 | Fair | CLR | 102 | 30.9 | 8% | 96 | 29.82 | 1006.5 | ||||||
| 01 | 15:53 | SW 23 G 30 | 10.00 | Fair and Breezy | CLR | 102.9 | 30.9 | 8% | 97 | 29.85 | 1007.5 | ||||||
| 01 | 14:53 | N 6 | 10.00 | Fair | CLR | 99 | 44.1 | 15% | 95 | 29.88 | 1008.6 | ||||||
| 01 | 13:53 | W 8 | 10.00 | Fair | CLR | 91.9 | 55 | 29% | 90 | 29.92 | 1010.1 | ||||||
| 01 | 12:53 | N 8 | 10.00 | Fair | CLR | 86 | 52 | 31% | 84 | 29.96 | 1011.9 | ||||||
| 01 | 11:53 | NE 5 | 10.00 | Fair | CLR | 81 | 50 | 82 | 60.1 | 34% | 80 | 30 | 1013.2 | ||||
| 01 | 10:53 | Calm | 10.00 | Fair | CLR | 75.9 | 48.9 | 39% | 78 | 30.03 | 1014.6 | ||||||
| 01 | 09:53 | NW 3 | 10.00 | Fair | CLR | 71.1 | 48 | 44% | 30.06 | 1015.6 | |||||||
| 01 | 08:53 | NW 5 | 10.00 | Fair | CLR | 66.9 | 48 | 51% | 30.07 | 1016.0 | |||||||
| 01 | 07:53 | Calm | 10.00 | Fair | CLR | 62.1 | 46 | 56% | 30.08 | 1016.3 | |||||||
| 01 | 06:53 | Calm | 10.00 | Fair | CLR | 61 | 45 | 56% | 30.1 | 1016.7 | |||||||
| 01 | 05:53 | Calm | 10.00 | Fair | CLR | 61 | 43 | 75 | 60.1 | 52% | 30.1 | 1016.8 | |||||
| 01 | 04:53 | Calm | 10.00 | Fair | CLR | 63 | 45 | 52% | 30.1 | 1016.6 | |||||||
| 01 | 03:53 | Calm | 10.00 | Fair | CLR | 63 | 45 | 52% | 30.09 | 1016.5 | |||||||
| 01 | 02:53 | SE 3 | 10.00 | Fair | CLR | 68 | 44.1 | 42% | 30.11 | 1016.9 | |||||||
| 01 | 01:53 | Calm | 10.00 | Fair | CLR | 71.1 | 43 | 36% | 30.12 | 1017.1 | |||||||
| 01 | 00:53 | W 8 | 10.00 | Fair | CLR | 69.1 | 44.1 | 41% | 30.1 | 1017.0 | |||||||
| 31 | 23:53 | W 6 | 10.00 | Fair | CLR | 75.9 | 43 | 95 | 73 | 31% | 77 | 30.11 | 1016.9 | ||||
| 31 | 22:53 | Calm | 10.00 | Fair | CLR | 75 | 45 | 34% | 77 | 30.1 | 1017.1 | ||||||
| 31 | 21:53 | W 7 | 10.00 | Fair | CLR | 78.1 | 53.1 | 42% | 79 | 30.1 | 1017.3 | ||||||
| 31 | 20:53 | S 5 | 10.00 | Fair | CLR | 87.1 | 45 | 23% | 84 | 30.09 | 1016.4 | ||||||
| 31 | 19:53 | E 8 | 10.00 | Fair | CLR | 90 | 45 | 21% | 86 | 30.08 | 1016.1 | ||||||
| 31 | 18:53 | NE 7 | 10.00 | Fair | CLR | 93.9 | 39.9 | 15% | 90 | 30.08 | 1016.3 | ||||||
| 31 | 17:53 | Vrbl 5 | 10.00 | Fair | CLR | 95 | 39.9 | 95 | 80.1 | 15% | 91 | 30.1 | 1016.6 | ||||
| 31 | 16:53 | NE 6 | 10.00 | Fair | CLR | 93 | 42.1 | 17% | 89 | 30.11 | 1017.4 | ||||||
| 31 | 15:53 | E 9 | 10.00 | Fair | CLR | 91.9 | 46 | 21% | 88 | 30.13 | 1017.7 | ||||||
| 31 | 14:53 | NE 6 | 10.00 | Fair | CLR | 90 | 48.9 | 24% | 87 | 30.14 | 1018.2 | ||||||
| 31 | 13:53 | Calm | 10.00 | Fair | CLR | 89.1 | 50 | 26% | 86 | 30.16 | 1018.6 | ||||||
| 31 | 12:53 | Vrbl 5 | 10.00 | Fair | CLR | 84 | 53.1 | 34% | 83 | 30.18 | 1019.7 | ||||||
| 31 | 11:53 | NE 6 | 10.00 | Fair | CLR | 80.1 | 55 | 80.1 | 57 | 42% | 80 | 30.2 | 1020.4 | ||||
| 31 | 10:53 | E 7 | 10.00 | Fair | CLR | 75 | 54 | 48% | 78 | 30.21 | 1021.2 | ||||||
| 31 | 09:53 | Vrbl 3 | 10.00 | Fair | CLR | 69.1 | 54 | 59% | 30.22 | 1021.4 | |||||||
| 31 | 08:53 | Calm | 10.00 | Fair | CLR | 66 | 52 | 61% | 30.22 | 1021.2 | |||||||
| 31 | 07:53 | Calm | 10.00 | Fair | CLR | 64 | 50 | 60% | 30.21 | 1020.7 | |||||||
| 31 | 06:53 | Calm | 10.00 | Fair | CLR | 59 | 48.9 | 69% | 30.2 | 1020.6 | |||||||
| 31 | 05:53 | S 5 | 10.00 | Fair | CLR | 60.1 | 50 | 72 | 59 | 70% | 30.21 | 1020.8 | |||||
| 31 | 04:53 | W 5 | 10.00 | Fair | CLR | 59 | 51.1 | 75% | 30.19 | 1020.2 | |||||||
| 31 | 02:53 | Calm | 10.00 | Fair | CLR | 66 | 51.1 | 59% | 30.17 | 1019.0 | |||||||
| 31 | 01:53 | S 3 | 10.00 | Fair | CLR | 68 | 52 | 57% | 30.16 | 1018.6 | |||||||
| 31 | 00:53 | W 12 | 10.00 | Fair | CLR | 68 | 53.1 | 59% | 30.14 | 1018.4 | |||||||
| 30 | 23:53 | SE 13 G 22 | 10.00 | Fair | CLR | 70 | 54 | 91.9 | 69.1 | 57% | 30.13 | 1018.0 | 0.03 | ||||
| 30 | 22:53 | SE 16 | 10.00 | Fair | CLR | 70 | 54 | 57% | 30.15 | 1019.1 | |||||||
| 30 | 21:53 | SW 14 G 32 | 10.00 | Thunderstorm | OVC100 | 77 | 48.9 | 37% | 78 | 30.15 | 1018.7 | 0.03 | |||||
| 30 | 20:53 | Calm | 10.00 | Fair | CLR | 84.9 | 45 | 25% | 82 | 30.01 | 1013.9 | ||||||
| 30 | 19:53 | S 7 | 10.00 | Fair | CLR | 90 | 39.9 | 17% | 86 | 29.98 | 1012.6 | ||||||
| 30 | 18:53 | SE 7 | 10.00 | Fair | CLR | 91 | 41 | 17% | 87 | 29.98 | 1012.8 | ||||||
| 30 | 17:53 | SE 13 | 10.00 | Fair | CLR | 93 | 44.1 | 95 | 82.9 | 18% | 89 | 29.97 | 1012.1 | ||||
| 30 | 16:53 | E 10 | 10.00 | Fair | CLR | 91.9 | 39.9 | 16% | 88 | 29.97 | 1012.4 | ||||||
| 30 | 15:53 | Vrbl 3 | 10.00 | Fair | CLR | 93 | 41 | 16% | 89 | 29.98 | 1012.4 | ||||||
| 30 | 14:53 | E 7 | 10.00 | Fair | CLR | 93 | 44.1 | 18% | 89 | 30 | 1012.8 | ||||||
| 30 | 13:53 | SE 6 | 10.00 | Fair | CLR | 90 | 46 | 22% | 87 | 30.01 | 1013.3 | ||||||
| 30 | 12:53 | S 5 | 10.00 | Fair | CLR | 86 | 46.9 | 26% | 83 | 30.03 | 1014.2 | ||||||
| 30 | 11:53 | E 5 | 10.00 | Fair | CLR | 82.9 | 48 | 82.9 | 60.1 | 30% | 81 | 30.05 | 1014.9 | ||||
| 30 | 10:53 | Calm | 10.00 | Fair | CLR | 77 | 48.9 | 37% | 78 | 30.06 | 1015.2 | ||||||
| 30 | 09:53 | N 3 | 10.00 | Fair | CLR | 73 | 48.9 | 43% | 30.06 | 1015.4 | |||||||
| 30 | 08:53 | Calm | 10.00 | Fair | CLR | 69.1 | 48 | 47% | 30.06 | 1015.2 | |||||||
| 30 | 07:53 | N 3 | 10.00 | Fair | CLR | 66 | 48 | 52% | 30.05 | 1014.9 | |||||||
| 30 | 06:53 | W 7 | 10.00 | Fair | CLR | 61 | 46 | 58% | 30.03 | 1014.6 | |||||||
| 30 | 05:53 | N 3 | 10.00 | Fair | CLR | 63 | 46 | 75 | 61 | 54% | 30.03 | 1014.3 | |||||
| 30 | 04:53 | W 7 | 10.00 | Fair | CLR | 62.1 | 46 | 56% | 30.01 | 1013.6 | |||||||
| 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) | |||||||||||||||