Weather observations for the past three days for
Helena Regional Airport
| Date | Time (mdt) | 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. | ||||||||||||||||
| 14 | 08:53 | Calm | 16.09 | Overcast | SCT012 SCT027 OVC037 | 15.6 | 12.8 | 84% | 76.45 | 1018.9 | |||||||
| 14 | 07:53 | NW 7 | 16.09 | Overcast | FEW013 BKN029 OVC034 | 15 | 12.8 | 87% | 76.43 | 1018.8 | |||||||
| 14 | 06:53 | Calm | 16.09 | Mostly Cloudy | SCT010 BKN021 | 14.4 | 12.8 | 90% | 76.38 | 1018.1 | |||||||
| 14 | 04:53 | Calm | 16.09 | Light Rain | FEW016 SCT050 OVC085 | 14.4 | 12.8 | 90% | 76.33 | 1016.9 | 0.03 | ||||||
| 14 | 03:53 | NW 6 | 16.09 | Overcast | BKN035 BKN095 OVC120 | 14.4 | 13.3 | 93% | 76.35 | 1017.1 | |||||||
| 14 | 02:53 | SW 6 | 16.09 | Mostly Cloudy | SCT014 SCT023 BKN039 | 14.4 | 12.8 | 90% | 76.33 | 1017.3 | |||||||
| 14 | 01:53 | NW 6 | 16.09 | Overcast | OVC015 | 14.4 | 13.3 | 93% | 76.35 | 1017.4 | |||||||
| 14 | 00:53 | Calm | 16.09 | Overcast | FEW015 OVC110 | 14.4 | 13.3 | 93% | 76.35 | 1017.6 | |||||||
| 13 | 23:53 | SW 6 | 16.09 | Overcast | SCT070 OVC100 | 15 | 12.8 | 17.8 | 14.4 | 87% | 76.35 | 1017.5 | 0.03 | 0.74 | |||
| 13 | 22:53 | Calm | 12.87 | Light Rain | OVC085 | 14.4 | 13.3 | 93% | 76.35 | 1017.7 | 0.08 | ||||||
| 13 | 21:53 | W 13 | 16.09 | Overcast | FEW015 BKN024 OVC090 | 14.4 | 13.3 | 93% | 76.33 | 1017.7 | 0.03 | ||||||
| 13 | 20:53 | SE 11 | 12.87 | Light Rain | OVC075 | 15 | 12.8 | 87% | 76.23 | 1016.2 | 0.15 | 0.61 | |||||
| 13 | 19:53 | W 13 | 12.87 | Light Rain | BKN014 BKN023 OVC085 | 14.4 | 13.3 | 93% | 76.28 | 1016.8 | 0.41 | ||||||
| 13 | 18:53 | W 24 | 9.66 | Thunderstorm in Vicinity Light Rain | FEW026 SCT031 OVC041 | 15.6 | 12.8 | 84% | 76.23 | 1016.4 | 0.05 | ||||||
| 13 | 17:53 | N 24 | 16.09 | A Few Clouds | FEW031 | 17.8 | 11.1 | 21.1 | 16.1 | 65% | 76.12 | 1014.6 | |||||
| 13 | 16:53 | N 22 G 33 | 16.09 | Partly Cloudy | SCT033 | 20.6 | 11.1 | 55% | 76.05 | 1013.2 | |||||||
| 13 | 15:53 | NW 13 | 16.09 | Partly Cloudy | SCT031 | 20 | 11.1 | 57% | 76.1 | 1013.9 | |||||||
| 13 | 14:53 | Calm | 16.09 | Mostly Cloudy | BKN033 | 17.8 | 10.6 | 63% | 76.15 | 1014.9 | |||||||
| 13 | 13:53 | N 15 | 16.09 | Overcast | OVC030 | 17.2 | 10.6 | 65% | 76.25 | 1016.1 | |||||||
| 13 | 12:53 | N 17 | 16.09 | Overcast | BKN027 OVC036 | 16.7 | 10 | 65% | 76.28 | 1016.5 | |||||||
| 13 | 11:53 | W 15 | 16.09 | Overcast | FEW028 OVC036 | 16.7 | 10 | 16.7 | 13.3 | 65% | 76.3 | 1016.8 | |||||
| 13 | 10:53 | Vrbl 7 | 16.09 | Overcast | OVC032 | 15.6 | 10 | 70% | 76.3 | 1016.9 | |||||||
| 13 | 09:53 | N 6 | 16.09 | Overcast | SCT017 OVC028 | 13.9 | 10.6 | 81% | 76.35 | 1017.7 | |||||||
| 13 | 08:53 | NW 17 | 16.09 | Overcast | OVC017 | 13.3 | 10.6 | 84% | 76.4 | 1018.0 | |||||||
| 13 | 07:53 | W 15 | 16.09 | Overcast | BKN016 OVC032 | 13.9 | 10.6 | 81% | 76.35 | 1017.1 | |||||||
| 13 | 06:53 | W 11 | 16.09 | Overcast | SCT017 BKN035 OVC044 | 13.3 | 10.6 | 84% | 76.33 | 1016.7 | |||||||
| 13 | 05:53 | W 17 | 16.09 | Overcast | FEW020 BKN039 OVC046 | 13.3 | 10 | 15.6 | 13.3 | 81% | 76.33 | 1016.4 | |||||
| 13 | 04:53 | NW 11 | 16.09 | Overcast | FEW018 BKN028 OVC060 | 13.9 | 10.6 | 81% | 76.28 | 1015.9 | |||||||
| 13 | 03:53 | W 9 | 16.09 | Overcast | FEW024 OVC036 | 13.9 | 10.6 | 81% | 76.28 | 1015.8 | |||||||
| 13 | 02:53 | NW 11 | 16.09 | Overcast | SCT035 OVC047 | 14.4 | 10 | 75% | 76.3 | 1016.0 | |||||||
| 13 | 01:53 | NW 19 | 16.09 | Overcast | BKN034 OVC060 | 15.6 | 10 | 70% | 76.33 | 1016.4 | |||||||
| 13 | 00:53 | NW 15 | 16.09 | Mostly Cloudy | SCT033 BKN085 BKN120 | 15.6 | 10.6 | 72% | 76.35 | 1016.7 | |||||||
| 12 | 22:53 | W 15 | 16.09 | Mostly Cloudy | SCT048 BKN120 | 16.1 | 12.2 | 78% | 76.33 | 1016.6 | 0.03 | ||||||
| 12 | 21:53 | Calm | 9.66 | Thunderstorm in Vicinity Light Rain | SCT048 SCT065 OVC090 | 17.2 | 11.7 | 70% | 76.3 | 1016.4 | 0.1 | ||||||
| 12 | 20:53 | N 19 | 16.09 | Mostly Cloudy | FEW065 BKN120 | 19.4 | 10 | 55% | 76.17 | 1014.5 | |||||||
| 12 | 19:53 | N 20 | 12.87 | Light Rain Smoke | FEW100 SCT120 | 20.6 | 11.1 | 55% | 76.12 | 1013.7 | |||||||
| 12 | 18:53 | N 22 | 16.09 | Smoke | FEW060 BKN110 | 22.2 | 9.4 | 44% | 76.15 | 1013.9 | |||||||
| 12 | 17:53 | N 28 G 39 | 16.09 | Smoke | CLR | 23.9 | 9.4 | 24.4 | 20.6 | 40% | 25 | 76.1 | 1013.0 | ||||
| 12 | 16:53 | N 26 G 41 | 16.09 | Smoke | CLR | 23.9 | 9.4 | 40% | 25 | 76.1 | 1013.3 | ||||||
| 12 | 15:53 | N 30 | 16.09 | Smoke | CLR | 23.9 | 8.9 | 39% | 25 | 76.12 | 1013.5 | ||||||
| 12 | 14:53 | N 24 | 16.09 | Smoke | CLR | 23.9 | 9.4 | 40% | 25 | 76.17 | 1014.0 | ||||||
| 12 | 13:53 | N 24 G 37 | 16.09 | Smoke | CLR | 23.3 | 9.4 | 41% | 76.2 | 1014.3 | |||||||
| 12 | 12:53 | N 22 | 16.09 | Smoke | CLR | 22.2 | 8.9 | 43% | 76.25 | 1015.3 | |||||||
| 12 | 11:53 | N 19 | 16.09 | Smoke | CLR | 21.1 | 8.9 | 21.7 | 15 | 46% | 76.3 | 1015.6 | |||||
| 12 | 10:53 | N 17 | 16.09 | Smoke | CLR | 19.4 | 9.4 | 53% | 76.35 | 1016.1 | |||||||
| 12 | 09:53 | N 19 | 14.48 | Smoke | CLR | 17.8 | 9.4 | 58% | 76.38 | 1016.6 | |||||||
| 12 | 08:53 | NW 13 | 14.48 | Smoke | CLR | 17.2 | 9.4 | 60% | 76.38 | 1016.6 | |||||||
| 12 | 07:53 | NW 15 | 12.87 | Smoke | CLR | 16.1 | 8.3 | 60% | 76.38 | 1016.1 | |||||||
| 12 | 06:53 | NW 15 | 12.87 | Smoke | CLR | 15 | 8.3 | 64% | 76.38 | 1016.3 | |||||||
| 12 | 05:53 | NW 11 | 12.87 | Smoke | CLR | 16.1 | 3.9 | 22.2 | 14.4 | 44% | 76.33 | 1015.2 | |||||
| 12 | 04:53 | W 13 | 11.27 | Smoke | CLR | 14.4 | 0 | 38% | 76.25 | 1014.4 | |||||||
| 12 | 03:53 | Calm | 11.27 | Smoke | CLR | 16.1 | 0.6 | 35% | 76.17 | 1013.3 | |||||||
| 12 | 02:53 | W 7 | 11.27 | Smoke | CLR | 17.2 | 0.6 | 33% | 76.17 | 1013.2 | |||||||
| 12 | 01:53 | NE 9 | 11.27 | Smoke | CLR | 17.2 | 1.1 | 34% | 76.17 | 1013.6 | |||||||
| 12 | 00:53 | S 9 | 11.27 | Smoke | CLR | 17.8 | 1.7 | 34% | 76.17 | 1013.7 | |||||||
| 11 | 23:53 | SW 6 | 11.27 | Smoke | CLR | 22.2 | -0.6 | 32.8 | 21.1 | 22% | 76.17 | 1013.4 | |||||
| 11 | 22:53 | SW 15 | 11.27 | Smoke | CLR | 23.3 | -0.6 | 20% | 76.2 | 1013.7 | |||||||
| 11 | 21:53 | SW 11 | 9.66 | Smoke | CLR | 25 | -1.1 | 18% | 25 | 76.15 | 1013.0 | ||||||
| 11 | 20:53 | W 7 | 8.05 | Smoke | CLR | 25.6 | -1.1 | 17% | 25 | 76.1 | 1012.5 | ||||||
| 11 | 19:53 | NW 19 | 12.87 | Smoke | CLR | 28.9 | -0.6 | 15% | 27 | 76.05 | 1012.0 | ||||||
| 11 | 18:53 | NW 24 G 35 | 14.48 | Smoke | CLR | 31.1 | -1.1 | 12% | 29 | 76.07 | 1011.9 | ||||||
| 11 | 17:53 | W 22 G 35 | 11.27 | Smoke | SCT033 | 32.2 | -1.7 | 33.3 | 25.6 | 11% | 30 | 76.07 | 1012.0 | ||||
| 11 | 16:53 | NW 20 | 9.66 | Smoke | OVC033 | 32.8 | -1.1 | 11% | 30 | 76.1 | 1011.8 | ||||||
| 11 | 15:53 | Calm | 12.87 | Smoke | CLR | 31.7 | -3.3 | 10% | 30 | 76.15 | 1012.7 | ||||||
| 11 | 14:53 | N 15 | 11.27 | Smoke | CLR | 30 | 0 | 14% | 28 | 76.2 | 1013.6 | ||||||
| 11 | 13:53 | NE 11 | 9.66 | Smoke | FEW036 | 29.4 | 0.6 | 15% | 28 | 76.25 | 1014.1 | ||||||
| 11 | 12:53 | E 9 | 9.66 | Smoke | FEW040 | 27.8 | 1.1 | 18% | 27 | 76.3 | 1014.9 | ||||||
| 11 | 11:53 | Vrbl 7 | 8.05 | Smoke | CLR | 25.6 | 2.2 | 26.1 | 12.8 | 22% | 25 | 76.38 | 1016.1 | ||||
| 11 | 10:53 | NE 7 | 8.05 | Smoke | CLR | 23.3 | 3.9 | 28% | 76.4 | 1016.5 | |||||||
| 11 | 09:53 | Vrbl 6 | 9.66 | Smoke | CLR | 20 | 4.4 | 36% | 76.43 | 1017.1 | |||||||
| Date | Time (mdt) | 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) | |||||||||||||||