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. | ||||||||||||||||
| 13 | 02:53 | Calm | 10.00 | Mostly Cloudy | FEW015 BKN065 | 41 | 39 | 93% | 29.72 | 1008.1 | |||||||
| 13 | 01:53 | W 3 | 10.00 | Fair | CLR | 41 | 39 | 93% | 29.71 | 1007.5 | |||||||
| 13 | 00:53 | NW 5 | 10.00 | Fair | CLR | 42.1 | 39.9 | 92% | 40 | 29.7 | 1007.2 | ||||||
| 12 | 23:53 | NW 6 | 10.00 | Fair | CLR | 42.1 | 41 | 51.1 | 41 | 96% | 39 | 29.7 | 1007.1 | 0.14 | |||
| 12 | 22:53 | E 3 | 10.00 | Fair | CLR | 44.1 | 39.9 | 85% | 29.7 | 1007.3 | |||||||
| 12 | 21:53 | Calm | 10.00 | Overcast | FEW026 BKN041 OVC065 | 46 | 41 | 83% | 29.71 | 1007.8 | |||||||
| 12 | 20:53 | S 6 | 10.00 | Overcast | SCT021 BKN050 OVC085 | 45 | 42.1 | 90% | 42 | 29.69 | 1007.4 | 0.05 | 0.14 | ||||
| 12 | 19:53 | SE 10 | 10.00 | Light Rain | SCT025 SCT040 OVC047 | 46 | 41 | 83% | 42 | 29.69 | 1007.5 | 0.04 | |||||
| 12 | 18:53 | NW 7 | 2.00 | Rain | FEW017 BKN029 OVC055 | 46.9 | 42.1 | 83% | 44 | 29.68 | 1007.3 | 0.05 | |||||
| 12 | 17:53 | NW 14 | 10.00 | Overcast | BKN050 BKN080 OVC100 | 51.1 | 39.9 | 55 | 51.1 | 66% | 29.65 | 1005.8 | 0.01 | ||||
| 12 | 16:53 | N 10 | 10.00 | A Few Clouds | FEW030 FEW110 | 53.1 | 41 | 64% | 29.65 | 1005.5 | |||||||
| 12 | 15:53 | NW 8 | 10.00 | A Few Clouds | FEW025 | 52 | 42.1 | 69% | 29.66 | 1005.9 | 0.01 | ||||||
| 12 | 14:53 | NW 10 | 10.00 | Light Rain | BKN037 OVC045 | 51.1 | 42.1 | 71% | 29.66 | 1005.9 | |||||||
| 12 | 13:53 | N 6 | 10.00 | Overcast | BKN055 OVC075 | 54 | 39.9 | 59% | 29.68 | 1006.0 | |||||||
| 12 | 12:53 | NE 3 | 10.00 | Overcast | BKN065 OVC080 | 52 | 42.1 | 69% | 29.67 | 1006.0 | |||||||
| 12 | 11:53 | Vrbl 6 | 10.00 | Mostly Cloudy | FEW015 BKN085 | 51.1 | 42.1 | 52 | 37 | 71% | 29.7 | 1006.7 | |||||
| 12 | 10:53 | N 5 | 10.00 | Fair | CLR | 46.9 | 42.1 | 83% | 45 | 29.71 | 1007.4 | ||||||
| 12 | 09:53 | N 5 | 10.00 | Fair | CLR | 45 | 41 | 86% | 43 | 29.72 | 1007.9 | ||||||
| 12 | 08:53 | Calm | 9.00 | Overcast | OVC002 | 39.9 | 39 | 97% | 29.73 | 1008.6 | |||||||
| 12 | 07:53 | NW 6 | 10.00 | Overcast | OVC075 | 39 | 36 | 89% | 35 | 29.74 | 1008.7 | ||||||
| 12 | 06:53 | S 3 | 10.00 | A Few Clouds | FEW006 | 39 | 36 | 89% | 29.72 | 1008.0 | |||||||
| 12 | 05:53 | W 6 | 10.00 | A Few Clouds | FEW004 | 37.9 | 36 | 46.9 | 37 | 93% | 34 | 29.71 | 1007.3 | ||||
| 12 | 04:53 | SW 5 | 10.00 | Fair | CLR | 39.9 | 37.9 | 93% | 37 | 29.71 | 1007.2 | ||||||
| 12 | 03:53 | NW 3 | 10.00 | Fair | CLR | 39.9 | 37 | 89% | 29.71 | 1007.6 | |||||||
| 12 | 02:53 | Calm | 10.00 | Overcast | OVC100 | 41 | 39 | 93% | 29.72 | 1007.6 | |||||||
| 12 | 01:53 | S 8 | 10.00 | Overcast | SCT043 BKN075 OVC090 | 43 | 39 | 86% | 39 | 29.74 | 1008.1 | ||||||
| 12 | 00:53 | W 5 | 10.00 | Partly Cloudy | SCT070 | 45 | 39 | 80% | 43 | 29.73 | 1007.4 | ||||||
| 11 | 23:53 | SW 7 | 10.00 | Fair | CLR | 46 | 39.9 | 59 | 44.1 | 79% | 43 | 29.72 | 1006.9 | 0.37 | |||
| 11 | 22:53 | SW 7 | 10.00 | A Few Clouds | FEW120 | 46.9 | 42.1 | 83% | 44 | 29.71 | 1006.6 | ||||||
| 11 | 21:53 | S 8 | 10.00 | Overcast | BKN075 OVC095 | 48 | 42.1 | 80% | 45 | 29.72 | 1007.1 | 0.01 | |||||
| 11 | 20:53 | SW 8 | 10.00 | Light Rain | OVC050 | 48.9 | 41 | 74% | 46 | 29.7 | 1007.0 | 0.36 | 0.36 | ||||
| 11 | 19:53 | W 21 G 31 | 6.00 | Thunderstorm Light Rain and Breezy | BKN035 OVC060 | 52 | 42.1 | 69% | 29.67 | 1005.6 | |||||||
| 11 | 18:53 | NE 6 | 10.00 | Fair | CLR | 55 | 46 | 72% | 29.61 | 1003.9 | |||||||
| 11 | 17:53 | SE 10 | 10.00 | Fair | CLR | 59 | 43 | 63 | 52 | 56% | 29.62 | 1003.3 | 0.15 | ||||
| 11 | 16:53 | S 10 | 10.00 | Fair | CLR | 57 | 42.1 | 58% | 29.6 | 1002.8 | |||||||
| 11 | 15:53 | S 13 | 10.00 | Fair | CLR | 54 | 44.1 | 69% | 29.65 | 1004.4 | |||||||
| 11 | 14:53 | Calm | 10.00 | Mostly Cloudy | SCT036 BKN055 BKN080 | 54 | 45 | 72% | 29.65 | 1004.9 | 0.09 | 0.15 | |||||
| 11 | 13:53 | S 12 G 21 | 7.00 | Light Rain | FEW037 OVC055 | 55 | 43 | 64% | 29.66 | 1004.7 | 0.06 | ||||||
| 11 | 12:53 | W 6 G 18 | 10.00 | Thunderstorm in Vicinity Light Rain | BKN075 OVC090 | 59 | 41 | 51% | 29.64 | 1003.6 | |||||||
| 11 | 11:53 | Calm | 10.00 | Overcast | SCT080 OVC110 | 60.1 | 41 | 61 | 41 | 50% | 29.66 | 1004.0 | |||||
| 11 | 10:53 | Vrbl 3 | 10.00 | Fair | CLR | 57.9 | 41 | 53% | 29.66 | 1003.8 | |||||||
| 11 | 09:53 | NW 6 | 10.00 | Fair | CLR | 53.1 | 39.9 | 61% | 29.68 | 1005.0 | |||||||
| 11 | 08:53 | Calm | 10.00 | A Few Clouds | FEW100 | 46.9 | 39 | 74% | 29.67 | 1005.1 | |||||||
| 11 | 07:53 | SW 3 | 10.00 | Partly Cloudy | SCT100 SCT120 | 46.9 | 37 | 69% | 29.69 | 1005.7 | |||||||
| 11 | 06:53 | Calm | 10.00 | A Few Clouds | FEW110 | 43 | 36 | 76% | 29.7 | 1006.0 | |||||||
| 11 | 05:53 | Calm | 10.00 | Fair | CLR | 46 | 37 | 60.1 | 46 | 71% | 29.68 | 1005.1 | |||||
| 11 | 04:53 | Calm | 10.00 | Partly Cloudy | SCT120 | 48.9 | 37 | 64% | 29.7 | 1005.5 | |||||||
| 11 | 03:53 | SW 3 | 10.00 | A Few Clouds | FEW120 | 50 | 36 | 59% | 29.71 | 1005.9 | |||||||
| 11 | 02:53 | NW 6 | 10.00 | Mostly Cloudy | BKN110 | 48 | 37 | 66% | 46 | 29.71 | 1006.3 | ||||||
| 11 | 01:53 | Vrbl 3 | 10.00 | Fair | CLR | 51.1 | 37.9 | 61% | 29.71 | 1006.3 | |||||||
| 11 | 00:53 | S 9 | 10.00 | Fair | CLR | 55 | 37.9 | 53% | 29.71 | 1006.4 | |||||||
| 10 | 23:53 | S 6 | 10.00 | Fair | CLR | 57 | 37 | 66 | 55 | 47% | 29.73 | 1007.1 | |||||
| 10 | 22:53 | N 9 | 10.00 | Mostly Cloudy | FEW070 BKN110 | 59 | 37 | 44% | 29.75 | 1008.4 | |||||||
| 10 | 21:53 | S 23 G 37 | 10.00 | Mostly Cloudy and Breezy | BKN090 | 61 | 36 | 39% | 29.76 | 1008.8 | |||||||
| 10 | 20:53 | W 7 | 10.00 | Fair | CLR | 57.9 | 32 | 38% | 29.74 | 1008.5 | |||||||
| 10 | 19:53 | NW 5 | 10.00 | Fair | CLR | 61 | 28.9 | 30% | 29.73 | 1008.6 | |||||||
| 10 | 18:53 | N 3 | 10.00 | Fair | CLR | 64 | 28.9 | 27% | 29.77 | 1009.5 | |||||||
| 10 | 17:53 | NE 6 | 10.00 | Fair | CLR | 66 | 28.9 | 66.9 | 50 | 25% | 29.77 | 1009.2 | |||||
| 10 | 16:53 | S 3 | 10.00 | Fair | CLR | 64.9 | 28.9 | 26% | 29.8 | 1010.3 | |||||||
| 10 | 15:53 | NW 7 | 10.00 | Fair | CLR | 64 | 30.9 | 29% | 29.84 | 1011.7 | |||||||
| 10 | 14:53 | N 8 | 10.00 | Fair | CLR | 61 | 30 | 31% | 29.87 | 1013.0 | |||||||
| 10 | 13:53 | Vrbl 5 | 10.00 | Fair | CLR | 57.9 | 30 | 35% | 29.91 | 1014.2 | |||||||
| 10 | 12:53 | Vrbl 3 | 10.00 | Fair | CLR | 54 | 30 | 40% | 29.95 | 1015.8 | |||||||
| 10 | 11:53 | Calm | 10.00 | Fair | CLR | 50 | 26.1 | 50 | 28 | 39% | 29.97 | 1016.6 | |||||
| 10 | 10:53 | Calm | 10.00 | Fair | CLR | 43 | 26.1 | 51% | 29.99 | 1018.0 | |||||||
| 10 | 09:53 | Vrbl 3 | 10.00 | Fair | CLR | 39 | 25 | 57% | 30.01 | 1019.0 | |||||||
| 10 | 08:53 | Calm | 5.00 | Fair with Haze | CLR | 36 | 23 | 59% | 30.03 | 1019.3 | |||||||
| 10 | 07:53 | Calm | 10.00 | Fair | CLR | 30.9 | 21 | 67% | 30.04 | 1019.5 | |||||||
| 10 | 06:53 | Calm | 9.00 | Fair | CLR | 30.9 | 21 | 67% | 30.04 | 1019.5 | |||||||
| 10 | 05:53 | Calm | 8.00 | Fair | CLR | 30.9 | 21 | 42.1 | 28.9 | 67% | 30.05 | 1019.9 | |||||
| 10 | 04:53 | Calm | 7.00 | Fair | CLR | 33.1 | 21 | 61% | 30.06 | 1019.9 | |||||||
| 10 | 03:53 | Calm | 6.00 | Fair with Haze | CLR | 34 | 21 | 59% | 30.06 | 1019.9 | |||||||
| 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) | |||||||||||||||