Weather archive in Helena (airport), METAR
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| Date / Local time | T | Po | P | U | DD | Ff | ff10 | WW | W'W' | c | VV | Td | |
| 2025 September 15, Monday | 12:53 | 19 66 | 665.4 26.2 887.13 887.13 | 763.8 30.07 1018.32 1018.32 | 46 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | No clouds No clouds No clouds | 16.0 9.9 | 7 45 | ||
11:53 | 18 64 | 665.0 26.18 886.59 886.59 | 763.8 30.07 1018.32 1018.32 | 49 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | Scattered clouds (40-50%) 1410 m4625 feet, broken clouds (60-90%) 1650 m5412 feet Scattered clouds (4/10-5/10) 1410 m4625 feet, broken clouds (6/10-9/10) 1650 m5412 feet Scattered clouds (3-4 oktas) 1410 m4625 feet, broken clouds (5-7 oktas) 1650 m5412 feet | 16.0 9.9 | 7 45 | |||
10:53 | 16 61 | 664.4 26.16 885.79 885.79 | 763.8 30.07 1018.32 1018.32 | 63 | Variable wind direction | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Few clouds (10-30%) 1170 m3838 feet Few clouds (1/10-3/10) 1170 m3838 feet Few clouds (1-2 oktas) 1170 m3838 feet | 16.0 9.9 | 9 48 | ||||
09:53 | 16 61 | 664.2 26.15 885.53 885.53 | 763.5 30.06 1017.92 1017.92 | 59 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | No clouds No clouds No clouds | 16.0 9.9 | 8 46 | ||||
09:03 | 10 50 | 662.2 26.07 882.86 882.86 | 763.5 30.06 1017.92 1017.92 | 94 | Wind blowing from the east-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Mist | Few clouds (10-30%) 30 m98 feet Few clouds (1/10-3/10) 30 m98 feet Few clouds (1-2 oktas) 30 m98 feet | 4.8 3.0 | 9 48 | |||
08:53 | 11 52 | 662.3 26.07 882.99 882.99 | 763.3 30.05 1017.65 1017.65 | 88 | Wind blowing from the north-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | No clouds No clouds No clouds | 16.0 9.9 | 9 48 | ||||
07:53 | 10 50 | 661.8 26.06 882.33 882.33 | 763.0 30.04 1017.25 1017.25 | 88 | Variable wind direction | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | No clouds No clouds No clouds | 16.0 9.9 | 8 46 | ||||
07:28 | 9 48 | 661.3 26.04 881.66 881.66 | 762.8 30.03 1016.98 1016.98 | 94 | Wind blowing from the south-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Scattered clouds (40-50%) 30 m98 feet Scattered clouds (4/10-5/10) 30 m98 feet Scattered clouds (3-4 oktas) 30 m98 feet | 16.0 9.9 | 8 46 | ||||
07:20 | 8 46 | 660.9 26.02 881.13 881.13 | 762.8 30.03 1016.98 1016.98 | 100 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Mist | Broken clouds (60-90%) 30 m98 feet Broken clouds (6/10-9/10) 30 m98 feet Broken clouds (5-7 oktas) 30 m98 feet | 6.4 4.0 | 8 46 | |||
07:18 | 8 46 | 660.9 26.02 881.13 881.13 | 762.8 30.03 1016.98 1016.98 | 100 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Mist | Broken clouds (60-90%) 30 m98 feet Broken clouds (6/10-9/10) 30 m98 feet Broken clouds (5-7 oktas) 30 m98 feet | 2.0 1.2 | 8 46 | |||
06:53 | 8 46 | 660.9 26.02 881.13 881.13 | 762.8 30.03 1016.98 1016.98 | 100 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Fog | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 0.4 0.3 | 8 46 | |||
05:53 | 9 48 | 661.0 26.02 881.26 881.26 | 762.5 30.02 1016.58 1016.58 | 100 | Calm, no wind | Calm | Fog | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 0.4 0.3 | 9 48 | |||
05:34 | 8 46 | 660.5 26 880.59 880.59 | 762.3 30.01 1016.32 1016.32 | 100 | Calm, no wind | Calm | Fog | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 0.4 0.3 | 8 46 | |||
05:26 | 9 48 | 660.8 26.02 880.99 880.99 | 762.3 30.01 1016.32 1016.32 | 94 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Mist | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 1.2 0.8 | 8 46 | |||
05:24 | 9 48 | 660.6 26.01 880.73 880.73 | 762.0 30 1015.92 1015.92 | 100 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Mist | Few clouds (10-30%) 60 m197 feet Few clouds (1/10-3/10) 60 m197 feet Few clouds (1-2 oktas) 60 m197 feet | 3.2 2.0 | 9 48 | |||
04:53 | 9 48 | 660.6 26.01 880.73 880.73 | 762.0 30 1015.92 1015.92 | 100 | Calm, no wind | Calm | No clouds No clouds No clouds | 16.0 9.9 | 9 48 | ||||
03:53 | 11 52 | 660.8 26.02 880.99 880.99 | 761.5 29.98 1015.25 1015.25 | 88 | Calm, no wind | Calm | Few clouds (10-30%) 30 m98 feet Few clouds (1/10-3/10) 30 m98 feet Few clouds (1-2 oktas) 30 m98 feet | 16.0 9.9 | 9 48 | ||||
03:49 | 11 52 | 660.8 26.02 880.99 880.99 | 761.5 29.98 1015.25 1015.25 | 88 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Mist | Few clouds (10-30%) 30 m98 feet Few clouds (1/10-3/10) 30 m98 feet Few clouds (1-2 oktas) 30 m98 feet | 4.0 2.5 | 9 48 | |||
03:47 | 10 50 | 660.5 26 880.59 880.59 | 761.5 29.98 1015.25 1015.25 | 100 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Mist | Few clouds (10-30%) 30 m98 feet Few clouds (1/10-3/10) 30 m98 feet Few clouds (1-2 oktas) 30 m98 feet | 2.0 1.2 | 10 50 | |||
03:44 | 10 50 | 660.5 26 880.59 880.59 | 761.5 29.98 1015.25 1015.25 | 100 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Mist | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 1.2 0.8 | 10 50 | |||
03:37 | 9 48 | 660.1 25.99 880.06 880.06 | 761.5 29.98 1015.25 1015.25 | 100 | Calm, no wind | Calm | Mist | Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet Vertical visibility 30 m98 feet | 1.6 1.0 | 9 48 | |||
03:35 | 9 48 | 660.1 25.99 880.06 880.06 | 761.5 29.98 1015.25 1015.25 | 100 | Calm, no wind | Calm | Mist | Few clouds (10-30%) 30 m98 feet Few clouds (1/10-3/10) 30 m98 feet Few clouds (1-2 oktas) 30 m98 feet | 3.2 2.0 | 9 48 | |||
02:53 | 11 52 | 660.5 26 880.59 880.59 | 761.2 29.97 1014.85 1014.85 | 88 | Calm, no wind | Calm | No clouds No clouds No clouds | 16.0 9.9 | 9 48 | ||||
01:53 | 12 54 | 660.9 26.02 881.13 881.13 | 761.2 29.97 1014.85 1014.85 | 94 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Scattered clouds (40-50%) 1950 m6396 feet Scattered clouds (4/10-5/10) 1950 m6396 feet Scattered clouds (3-4 oktas) 1950 m6396 feet | 16.0 9.9 | 11 52 | ||||
00:53 | 12 54 | 660.9 26.02 881.13 881.13 | 761.2 29.97 1014.85 1014.85 | 94 | Calm, no wind | Calm | Light rain | No clouds No clouds No clouds | 16.0 9.9 | 11 52 | |||
| September 14, Sunday | 23:53 | 13 55 | 661.2 26.03 881.53 881.53 | 761.2 29.97 1014.85 1014.85 | 88 | Calm, no wind | Calm | Light rain | No clouds No clouds No clouds | 16.0 9.9 | 11 52 | ||
22:53 | 13 55 | 661.4 26.04 881.79 881.79 | 761.5 29.98 1015.25 1015.25 | 88 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light rain | Few clouds (10-30%) 3300 m10824 feet Few clouds (1/10-3/10) 3300 m10824 feet Few clouds (1-2 oktas) 3300 m10824 feet | 16.0 9.9 | 11 52 | |||
21:53 | 13 55 | 661.0 26.02 881.26 881.26 | 761.0 29.96 1014.58 1014.58 | 94 | Wind blowing from the north-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Light rain | Overcast (100%) 1800 m5904 feet Overcast (10/10) 1800 m5904 feet Overcast (8 oktas) 1800 m5904 feet | 16.0 9.9 | 12 54 | |||
20:53 | 14 57 | 661.8 26.06 882.33 882.33 | 761.5 29.98 1015.25 1015.25 | 82 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Light rain | Overcast (100%) 2100 m6888 feet Overcast (10/10) 2100 m6888 feet Overcast (8 oktas) 2100 m6888 feet | 12.8 8.0 | 11 52 | |||
20:41 | 15 59 | 661.7 26.05 882.19 882.19 | 761.0 29.96 1014.58 1014.58 | 77 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Light rain | Few clouds (10-30%) 1350 m4428 feet, broken clouds (60-90%) 1950 m6396 feet, overcast (100%) 2400 m7872 feet Few clouds (1/10-3/10) 1350 m4428 feet, broken clouds (6/10-9/10) 1950 m6396 feet, overcast (10/10) 2400 m7872 feet Few clouds (1-2 oktas) 1350 m4428 feet, broken clouds (5-7 oktas) 1950 m6396 feet, overcast (8 oktas) 2400 m7872 feet | 12.8 8.0 | 11 52 | |||
20:26 | 14 57 | 661.1 26.03 881.39 881.39 | 760.7 29.95 1014.18 1014.18 | 82 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | Thunderstorm, rain | Few clouds (10-30%) 720 m2362 feet, scattered clouds (40-50%) 1800 m5904 feet, overcast (100%) 2250 m7380 feet Few clouds (1/10-3/10) 720 m2362 feet, scattered clouds (4/10-5/10) 1800 m5904 feet, overcast (10/10) 2250 m7380 feet Few clouds (1-2 oktas) 720 m2362 feet, scattered clouds (3-4 oktas) 1800 m5904 feet, overcast (8 oktas) 2250 m7380 feet | 8.0 5.0 | 11 52 | ||
19:53 | 15 59 | 659.9 25.98 879.79 879.79 | 759.0 29.88 1011.92 1011.92 | 82 | Wind blowing from the west-southwest | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | Rain | Few clouds (10-30%) 990 m3247 feet, broken clouds (60-90%) 2250 m7380 feet, overcast (100%) 2850 m9348 feet Few clouds (1/10-3/10) 990 m3247 feet, broken clouds (6/10-9/10) 2250 m7380 feet, overcast (10/10) 2850 m9348 feet Few clouds (1-2 oktas) 990 m3247 feet, broken clouds (5-7 oktas) 2250 m7380 feet, overcast (8 oktas) 2850 m9348 feet | 6.4 4.0 | 12 54 | ||
19:49 | 15 59 | 659.9 25.98 879.79 879.79 | 759.0 29.88 1011.92 1011.92 | 82 | Wind blowing from the west-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | Rain | Few clouds (10-30%) 960 m3149 feet, broken clouds (60-90%) 2400 m7872 feet, overcast (100%) 3000 m9840 feet Few clouds (1/10-3/10) 960 m3149 feet, broken clouds (6/10-9/10) 2400 m7872 feet, overcast (10/10) 3000 m9840 feet Few clouds (1-2 oktas) 960 m3149 feet, broken clouds (5-7 oktas) 2400 m7872 feet, overcast (8 oktas) 3000 m9840 feet | 4.0 2.5 | 12 54 | ||
19:44 | 15 59 | 659.9 25.98 879.79 879.79 | 759.0 29.88 1011.92 1011.92 | 82 | Wind blowing from the west-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | Heavy rain | Scattered clouds (40-50%) 960 m3149 feet, broken clouds (60-90%) 2250 m7380 feet, overcast (100%) 3000 m9840 feet Scattered clouds (4/10-5/10) 960 m3149 feet, broken clouds (6/10-9/10) 2250 m7380 feet, overcast (10/10) 3000 m9840 feet Scattered clouds (3-4 oktas) 960 m3149 feet, broken clouds (5-7 oktas) 2250 m7380 feet, overcast (8 oktas) 3000 m9840 feet | 2.0 1.2 | 12 54 | ||
19:40 | 16 61 | 660.0 25.98 879.93 879.93 | 758.7 29.87 1011.52 1011.52 | 77 | Wind blowing from the west-southwest | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | Heavy thunderstorm, rain | Few clouds (10-30%) 780 m2558 feet, broken clouds (60-90%) 2250 m7380 feet, overcast (100%) 3000 m9840 feet Few clouds (1/10-3/10) 780 m2558 feet, broken clouds (6/10-9/10) 2250 m7380 feet, overcast (10/10) 3000 m9840 feet Few clouds (1-2 oktas) 780 m2558 feet, broken clouds (5-7 oktas) 2250 m7380 feet, overcast (8 oktas) 3000 m9840 feet | 2.8 1.7 | 12 54 | ||
19:29 | 22 72 | 661.2 26.03 881.53 881.53 | 757.9 29.84 1010.45 1010.45 | 38 | Wind blowing from the west | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | Thunderstorm, squalls | Broken clouds (60-90%) 3000 m9840 feet Broken clouds (6/10-9/10) 3000 m9840 feet Broken clouds (5-7 oktas) 3000 m9840 feet | 16.0 9.9 | 7 45 | ||
19:06 | 24 75 | 660.9 26.02 881.13 881.13 | 756.9 29.8 1009.12 1009.12 | 27 | Calm, no wind | Calm | Thunderstorm in the vicinity | Few clouds (10-30%) 3300 m10824 feet Few clouds (1/10-3/10) 3300 m10824 feet Few clouds (1-2 oktas) 3300 m10824 feet | 16.0 9.9 | 4 39 | |||
18:53 | 25 77 | 661.2 26.03 881.53 881.53 | 756.9 29.8 1009.12 1009.12 | 26 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | Few clouds (10-30%) 3000 m9840 feet Few clouds (1/10-3/10) 3000 m9840 feet Few clouds (1-2 oktas) 3000 m9840 feet | 16.0 9.9 | 4 39 | ||||
17:53 | 25 77 | 661.0 26.02 881.26 881.26 | 756.7 29.79 1008.85 1008.85 | 26 | Wind blowing from the east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Broken clouds (60-90%) 3000 m9840 feet Broken clouds (6/10-9/10) 3000 m9840 feet Broken clouds (5-7 oktas) 3000 m9840 feet | 16.0 9.9 | 4 39 | ||||
16:53 | 25 77 | 661.0 26.02 881.26 881.26 | 756.7 29.79 1008.85 1008.85 | 26 | Wind blowing from the east-northeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | Broken clouds (60-90%) 3300 m10824 feet Broken clouds (6/10-9/10) 3300 m10824 feet Broken clouds (5-7 oktas) 3300 m10824 feet | 16.0 9.9 | 4 39 | ||||
15:53 | 26 79 | 661.5 26.04 881.93 881.93 | 756.9 29.8 1009.12 1009.12 | 26 | Wind blowing from the east-northeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Scattered clouds (40-50%) 3300 m10824 feet Scattered clouds (4/10-5/10) 3300 m10824 feet Scattered clouds (3-4 oktas) 3300 m10824 feet | 16.0 9.9 | 5 41 | ||||
14:53 | 24 75 | 661.1 26.03 881.39 881.39 | 757.2 29.81 1009.52 1009.52 | 29 | Wind blowing from the east-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | No clouds No clouds No clouds | 16.0 9.9 | 5 41 | ||||
13:53 | 25 77 | 662.1 26.07 882.73 882.73 | 757.9 29.84 1010.45 1010.45 | 30 | Wind blowing from the east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | No clouds No clouds No clouds | 16.0 9.9 | 6 43 | ||||
12:53 | 23 73 | 661.9 26.06 882.46 882.46 | 758.4 29.86 1011.12 1011.12 | 36 | Wind blowing from the east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | No clouds No clouds No clouds | 16.0 9.9 | 7 45 | ||||