Weather observations for the past three days for
Helena Regional Airport
Imperial (Metric)
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.
04 11:53 NW 20 G 29 10.00 Fair CLR 66.9 41 66.9 55 39% 29.99 1014.6
04 10:53 W 16 G 30 10.00 Partly Cloudy SCT110 64 44.1 48% 30.02 1015.7
04 09:53 W 21 G 32 10.00 Mostly Cloudy and Breezy BKN110 62.1 43 50% 30.01 1015.6
04 08:53 W 18 G 24 10.00 Fair CLR 64 43 46% 29.99 1014.7
04 07:53 W 13 10.00 Partly Cloudy SCT080 60.1 44.1 56% 30.01 1015.1
04 06:53 Calm 10.00 Partly Cloudy SCT095 57 46.9 69% 30.01 1015.3
04 05:53 Calm 10.00 A Few Clouds FEW070 55 46.9 62.1 53.1 74% 29.99 1014.7
04 04:53 W 3 10.00 Partly Cloudy SCT080 55.9 46 70% 29.97 1014.1
04 03:53 W 7 10.00 Mostly Cloudy BKN100 55 46.9 74% 29.97 1013.9
04 02:53 S 8 10.00 Mostly Cloudy BKN100 57.9 46 65% 29.95 1013.5
04 01:53 W 5 10.00 Mostly Cloudy BKN100 BKN110 57.9 46.9 67% 29.99 1014.9
04 00:53 NW 6 10.00 Mostly Cloudy SCT080 BKN100 60.1 50 70% 29.98 1014.9
03 23:53 W 7 10.00 Overcast FEW075 OVC090 62.1 51.1 71.1 62.1 67% 29.99 1015.2
03 22:53 NW 5 10.00 Overcast OVC095 62.1 53.1 73% 29.99 1015.1
03 21:53 N 3 10.00 A Few Clouds FEW120 63 51.1 65% 29.98 1015.2
03 20:53 N 5 10.00 Partly Cloudy SCT120 64.9 52 63% 29.97 1014.8
03 19:53 N 7 10.00 Fair CLR 69.1 51.1 53% 29.97 1014.4
03 18:53 N 6 10.00 Fair CLR 71.1 46 41% 29.97 1014.4
03 17:53 N 7 10.00 Fair CLR 71.1 45 73.9 59 39% 29.98 1015.1
03 16:53 N 8 10.00 Fair CLR 72 45 38% 29.99 1015.2
03 15:53 Vrbl 5 10.00 Fair CLR 72 46.9 41% 30 1015.8
03 14:53 Calm 10.00 Fair CLR 68 46.9 47% 30.02 1016.6
03 13:53 E 5 10.00 Fair CLR 64.9 48 54% 30.05 1017.6
03 12:53 Calm 10.00 Fair CLR 61 46.9 60% 30.08 1018.8
03 11:53 NE 5 10.00 A Few Clouds FEW027 60.1 46.9 60.1 44.1 62% 30.11 1020.0
03 10:53 N 5 10.00 A Few Clouds FEW023 57 45 64% 30.12 1020.6
03 08:53 SE 3 10.00 Overcast OVC017 52 44.1 75% 30.16 1022.3
03 07:53 Calm 10.00 A Few Clouds FEW022 51.1 44.1 77% 30.17 1022.3
03 06:53 W 6 10.00 Fair CLR 48.9 44.1 83% 47 30.18 1022.7
03 05:53 W 5 10.00 Fair CLR 44.1 41 52 43 89% 42 30.17 1023.0
03 04:53 W 5 10.00 Fair CLR 45 42.1 90% 43 30.17 1022.8
03 03:53 W 5 10.00 Fair CLR 46 42.1 86% 44 30.18 1023.2
03 02:53 SW 3 10.00 Fair CLR 48 43 83% 30.18 1023.0
03 01:53 W 3 10.00 Fair CLR 48 44.1 86% 30.19 1023.3
03 00:53 W 7 10.00 Fair CLR 50 45 83% 48 30.19 1023.5
02 23:53 W 8 10.00 Overcast OVC033 52 45 59 51.1 77% 30.2 1023.6
02 22:53 Calm 10.00 Mostly Cloudy BKN110 53.1 44.1 72% 30.21 1024.0
02 21:53 N 3 10.00 Mostly Cloudy BKN120 53.1 46 77% 30.19 1023.4
02 20:53 N 5 10.00 Overcast OVC120 55.9 46.9 72% 30.18 1022.7
02 19:53 SE 5 10.00 Overcast OVC110 57.9 44.1 60% 30.16 1022.3
02 18:53 SE 3 10.00 Overcast OVC100 57.9 44.1 60% 30.18 1022.9
02 17:53 Calm 10.00 Overcast OVC110 57.9 44.1 59 53.1 60% 30.17 1022.6
02 16:53 Calm 10.00 Mostly Cloudy FEW041 SCT075 BKN120 57.9 44.1 60% 30.19 1023.5
02 15:53 Vrbl 5 10.00 Partly Cloudy FEW085 SCT110 57 44.1 62% 30.19 1023.7
02 14:53 Calm 10.00 Overcast OVC110 55.9 44.1 65% 30.18 1023.2
02 13:53 NE 6 10.00 Mostly Cloudy BKN110 55 46 72% 30.2 1023.8
02 12:53 NE 6 10.00 Overcast OVC110 54 44.1 69% 30.19 1023.4
02 11:53 E 5 10.00 Mostly Cloudy BKN100 53.1 45 53.1 46.9 74% 30.18 1023.0
02 10:53 Calm 10.00 Overcast BKN075 OVC095 51.1 43 74% 30.19 1023.2
02 09:53 E 3 10.00 Overcast OVC065 50 45 83% 30.18 1023.1
02 08:53 Calm 10.00 Overcast OVC060 48.9 43 80% 30.18 1023.0
02 07:53 Calm 10.00 Overcast SCT060 OVC085 48 41 77% 30.17 1022.8
02 06:53 Calm 10.00 Partly Cloudy SCT055 48 43 83% 30.16 1022.2
02 05:53 Calm 10.00 A Few Clouds FEW035 46.9 41 51.1 45 80% 30.15 1022.4
02 04:53 W 6 10.00 Fair CLR 46 41 83% 44 30.14 1021.8
02 03:53 Calm 10.00 Mostly Cloudy BKN065 45 41 86% 30.16 1022.6
02 02:53 SW 6 10.00 Overcast OVC100 46.9 41 80% 45 30.16 1022.7
02 01:53 W 3 10.00 Fair CLR 48 39.9 74% 30.17 1023.0
02 00:53 W 6 10.00 Fair CLR 48 41 77% 46 30.17 1023.2
01 23:53 SW 7 10.00 Fair CLR 52 39.9 55 51.1 64% 30.16 1022.9 0.03
01 22:53 SW 6 10.00 Mostly Cloudy BKN110 52 42.1 69% 30.15 1022.8
01 21:53 SW 3 10.00 Overcast OVC110 53.1 44.1 72% 30.15 1022.7
01 20:53 NW 5 10.00 Overcast OVC085 54 42.1 64% 30.14 1022.3 0.03
01 19:53 S 5 10.00 Overcast SCT049 BKN060 OVC075 54 46 75% 30.13 1022.1
01 18:53 Calm 10.00 Overcast FEW040 BKN055 OVC085 55 45 69% 30.12 1021.7 0.03
01 17:53 Calm 3.00 Rain BKN042 OVC050 53.1 46.9 57 46 80% 30.11 1021.4 0.04 0.04
01 16:53 Vrbl 3 10.00 Mostly Cloudy SCT055 BKN070 BKN100 57 44.1 62% 30.1 1020.6
01 15:53 N 6 10.00 Fair CLR 55.9 45 67% 30.1 1020.9
01 14:53 Calm 10.00 Fair CLR 52 45 77% 30.11 1021.5
01 13:53 NE 7 10.00 A Few Clouds FEW020 FEW085 51.1 43 74% 30.12 1021.8
01 12:53 Vrbl 5 10.00 A Few Clouds FEW045 FEW065 48.9 42.1 77% 48 30.12 1022.0
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)