Weather observations for the past three days for
Helena Regional Airport
Imperial (Metric)
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.
02 04:53 W 16 10.00 Overcast OVC040 36 26.1 36 30 67% 27 29.83 1014.2 0.01
02 03:53 S 6 10.00 Mostly Cloudy BKN044 BKN110 33.1 25 72% 28 29.84 1015.1
02 02:53 W 5 10.00 Overcast SCT075 OVC090 34 26.1 73% 30 29.85 1015.6
02 01:53 W 7 10.00 Overcast SCT060 OVC090 34 25 70% 29 29.85 1015.9 0.01
02 00:53 SW 9 10.00 Overcast OVC039 36 23 59% 30 29.87 1016.9
01 23:53 Calm 10.00 Overcast OVC047 30.9 24.1 76% 29.89 1018.3 0.01
01 22:53 Calm 10.00 Overcast OVC048 30 25 36 30 82% 29.91 1018.9
01 21:53 SE 7 10.00 Overcast OVC046 30 25 82% 24 29.91 1019.3
01 20:53 SE 6 10.00 Overcast OVC047 33.1 21 61% 28 29.93 1019.9
01 19:53 W 14 G 25 10.00 Overcast BKN060 OVC080 34 21 59% 25 29.96 1020.7
01 18:53 W 10 10.00 Overcast OVC055 34 18 52% 27 29.95 1020.9
01 17:53 W 6 10.00 Overcast OVC050 35.1 16 46% 31 29.97 1021.1
01 16:53 Calm 10.00 Overcast BKN075 OVC100 34 16 34 15.1 48% 29.97 1021.4
01 15:53 S 5 10.00 Fair CLR 28.9 19 66% 25 29.97 1022.0
01 14:53 Calm 10.00 Fair CLR 26.1 18 71% 29.98 1022.7
01 13:53 NE 5 9.00 Mostly Cloudy BKN050 23 17.1 78% 18 30 1024.1
01 12:53 NE 3 8.00 Overcast OVC055 19.9 14 78% 30.05 1025.7
01 11:53 Calm 7.00 Mostly Cloudy BKN060 BKN085 17.1 12 80% 30.07 1027.0
01 10:53 Calm 7.00 Mostly Cloudy BKN080 15.1 10.9 16 8.1 84% 30.1 1028.2
01 09:53 Calm 5.00 Fog/Mist FEW090 12.9 10.9 92% 30.12 1028.7
01 08:53 Calm 4.00 Fog/Mist CLR 10 7 87% 30.12 1028.9
01 07:53 Calm 4.00 Fog/Mist CLR 10.9 8.1 88% 30.13 1028.8
01 06:53 N 3 5.00 Fog/Mist CLR 8.1 5 87% 30.16 1030.0
01 05:53 Calm 2.00 Fog/Mist BKN002 10 9 95% 30.16 1029.9
01 04:53 Calm 5.00 Fog/Mist BKN002 OVC100 10 8.1 10 1.9 92% 30.17 1030.3
01 03:53 Calm 7.00 Overcast SCT002 OVC110 9 7 92% 30.18 1030.4
01 02:53 Calm 7.00 Overcast FEW002 OVC120 8.1 3.9 83% 30.19 1030.8
01 01:53 Calm 7.00 Overcast OVC003 3 -0 87% 30.2 1031.8
01 00:53 Calm 6.00 Fog/Mist CLR 5 3.9 95% 30.2 1031.6
30 23:53 Calm 7.00 Fair CLR 5 1.9 87% 30.2 1031.7
30 22:53 Calm 4.00 Fog/Mist CLR 5 3 14 5 91% 30.19 1031.9
30 21:53 Calm 6.00 Fog/Mist CLR 7 5 91% 30.18 1031.5
30 20:53 Calm 8.00 Fair CLR 8.1 6.1 92% 30.18 1031.7
30 19:53 SW 5 8.00 Fair CLR 10.9 7 84% 4 30.18 1031.4
30 18:53 SW 3 7.00 Fair CLR 10.9 8.1 88% 30.17 1031.2
30 17:53 Calm 8.00 Fair CLR 12 10 92% 30.16 1030.4
30 16:53 Calm 8.00 Fair CLR 14 10.9 18 7 88% 30.14 1029.8
30 15:53 Calm 10.00 Fair CLR 16 10 77% 30.14 1029.3
30 14:53 Calm 9.00 Fair CLR 18 10.9 74% 30.13 1028.7
30 13:53 Calm 8.00 Fair CLR 16 10.9 80% 30.13 1029.3
29 14:53 Calm 10.00 Fair CLR 18 6.1 59% 30.27 1033.2
29 13:53 Calm 10.00 Fair CLR 17.1 6.1 62% 30.29 1033.8
29 12:53 Calm 10.00 Fair CLR 15.1 3.9 61% 30.32 1035.1
29 11:53 Calm 10.00 Fair CLR 12 3 67% 30.36 1036.7
29 10:53 Calm 10.00 Fair CLR 9 1 9 -0 70% 30.39 1038.0
29 09:53 Calm 10.00 Fair CLR 3.9 -0.9 80% 30.4 1038.9
29 08:53 Calm 10.00 Fair CLR 3.9 -0.9 80% 30.4 1039.0
29 07:53 Calm 10.00 Fair CLR 1.9 -2 83% 30.4 1038.9
29 06:53 Calm 10.00 Fair CLR 3 -2 79% 30.41 1039.1
29 05:53 W 3 10.00 Fair CLR 1 -0.9 91% 30.41 1039.2
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)