Weather observations for the past three days for
Helena Regional Airport
Metric (Imperial)
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.
03 17:53 W 20 G 35 16.09 Fair CLR 26.7 3.3 27.8 21.7 22% 26 76.2 1014.6
03 16:53 W 30 G 46 16.09 Fair CLR 27.2 5 24% 26 76.2 1014.5
03 15:53 W 28 G 43 16.09 Fair CLR 27.2 5 24% 26 76.23 1014.4
03 14:53 Vrbl 6 16.09 Mostly Cloudy BKN095 24.4 5 29% 25 76.25 1015.4
03 13:53 NE 15 16.09 Mostly Cloudy BKN085 24.4 6.7 32% 25 76.28 1015.8
03 12:53 E 13 16.09 Fair CLR 23.9 6.7 33% 25 76.3 1015.8
03 11:53 Vrbl 6 16.09 Fair CLR 22.2 6.7 22.8 12.8 37% 76.3 1016.0
03 10:53 NE 11 16.09 Fair CLR 21.1 7.8 42% 76.33 1016.5
03 09:53 NE 6 16.09 Fair CLR 17.2 9.4 60% 76.38 1017.3
03 08:53 Calm 16.09 Fair CLR 15.6 9.4 67% 76.38 1017.2
03 07:53 N 7 16.09 Fair CLR 12.8 10 83% 76.43 1017.7
03 06:53 Calm 16.09 Partly Cloudy SCT110 14.4 8.9 70% 76.38 1016.9
03 05:53 Calm 16.09 Fair CLR 13.3 7.8 17.8 12.8 70% 76.33 1016.5
03 04:53 Calm 16.09 A Few Clouds FEW100 13.3 8.9 75% 76.23 1014.9
03 03:53 Calm 16.09 Overcast OVC100 14.4 7.8 65% 76.2 1014.8
03 02:53 Calm 16.09 Fair CLR 13.9 7.8 67% 76.17 1014.2
03 01:53 E 6 16.09 Fair CLR 13.9 8.3 69% 76.15 1014.3
03 00:53 SW 7 16.09 Fair CLR 16.1 8.3 60% 76.17 1014.2
02 23:53 SW 13 16.09 Fair CLR 17.8 7.8 25.6 15.6 52% 76.17 1014.1
02 22:53 W 9 16.09 Fair CLR 17.2 8.3 56% 76.12 1014.0
02 21:53 NW 11 16.09 Fair CLR 19.4 8.3 49% 76.07 1013.4
02 20:53 W 9 16.09 Fair CLR 22.8 7.2 37% 76.02 1012.4
02 19:53 Calm 16.09 Fair CLR 25 6.7 31% 25 76 1011.8
02 18:53 Vrbl 6 16.09 Fair CLR 25.6 6.7 30% 26 75.97 1011.9
02 17:53 SE 17 16.09 Mostly Cloudy BKN095 BKN110 25.6 6.7 25.6 20 30% 26 75.97 1012.0
02 16:53 E 17 16.09 A Few Clouds FEW100 25 7.2 32% 25 76 1012.3
02 15:53 E 17 16.09 Partly Cloudy FEW090 SCT110 24.4 7.2 33% 25 76.02 1012.6
02 14:53 E 11 16.09 Fair CLR 24.4 7.2 33% 25 76.02 1012.5
02 13:53 E 19 G 28 16.09 Partly Cloudy SCT110 22.8 8.3 40% 76.07 1013.4
02 12:53 E 7 16.09 Partly Cloudy SCT100 22.2 10 46% 76.12 1014.0
02 11:53 NE 11 16.09 A Few Clouds FEW100 20.6 8.3 20.6 8.3 45% 76.15 1014.3
02 10:53 E 6 16.09 Fair CLR 18.3 8.9 54% 76.17 1015.0
02 09:53 NE 9 16.09 Fair CLR 16.1 9.4 65% 76.2 1015.5
02 08:53 Calm 16.09 Fair CLR 14.4 8.9 70% 76.2 1015.6
02 07:53 Calm 16.09 Fair CLR 12.2 8.3 77% 76.23 1016.0
02 06:53 Calm 16.09 Fair CLR 10 7.8 86% 76.2 1015.6
02 05:53 SW 7 16.09 Fair CLR 10.6 7.2 14.4 8.3 80% 76.2 1015.8
02 04:53 NW 7 16.09 Fair CLR 9.4 7.8 90% 9 76.12 1014.9
02 03:53 Calm 16.09 Fair CLR 10.6 7.8 83% 76.1 1014.8
02 02:53 Calm 16.09 Fair CLR 11.7 8.9 83% 76.07 1014.5
02 01:53 W 11 16.09 Fair CLR 11.7 8.9 83% 76.05 1013.4
02 00:53 W 9 16.09 Fair CLR 12.2 10 87% 76.05 1013.2
01 23:53 E 6 16.09 Overcast SCT070 OVC100 14.4 10 20 14.4 75% 76.07 1013.5
01 22:53 Calm 16.09 Overcast OVC080 16.1 8.9 63% 76.12 1013.8
01 21:53 W 19 16.09 A Few Clouds FEW080 15.6 8.9 65% 76.07 1013.5
01 20:53 W 15 16.09 Mostly Cloudy BKN090 17.2 12.2 73% 76.05 1013.4
01 19:53 Vrbl 6 16.09 Mostly Cloudy FEW065 BKN095 17.8 11.7 68% 75.9 1011.4
01 18:53 Calm 16.09 Fair CLR 19.4 10 55% 75.9 1011.3
01 17:53 E 11 16.09 Fair CLR 18.3 10.6 21.7 13.3 61% 75.95 1012.2 1.04
01 16:53 E 15 16.09 Fair CLR 17.8 11.1 65% 76 1012.9
01 15:53 NE 13 16.09 Partly Cloudy SCT110 16.1 11.7 75% 76.07 1014.3
01 14:53 W 15 8.05 Thunderstorm Light Rain SCT031 BKN065 OVC100 14.4 10.6 78% 76.07 1014.1 1.04 1.04
01 13:53 SE 15 16.09 Partly Cloudy FEW055 SCT095 20.6 10 51% 75.92 1011.4
01 12:53 E 11 16.09 Fair CLR 21.1 10.6 51% 75.97 1011.8
01 11:53 E 13 16.09 A Few Clouds FEW070 19.4 10.6 20 12.2 57% 76 1012.2
01 10:53 NE 7 16.09 Fair CLR 18.9 10.6 59% 76 1012.3
01 09:53 Calm 16.09 Overcast OVC095 17.2 9.4 60% 76.05 1013.0
01 08:53 Calm 16.09 Overcast OVC090 14.4 11.1 81% 76.05 1012.8
01 07:53 NW 7 16.09 Overcast OVC090 12.8 11.1 90% 76.07 1013.4
01 06:53 S 7 16.09 Overcast OVC080 13.3 10 81% 76.05 1013.1
01 05:53 S 7 16.09 Overcast BKN060 OVC080 12.8 10.6 16.7 11.7 87% 76 1012.3
01 04:53 Calm 16.09 Overcast FEW060 OVC080 12.2 10.6 90% 75.97 1012.2
01 03:53 E 6 16.09 Mostly Cloudy BKN090 11.7 10.6 93% 75.97 1012.1
01 02:53 SW 7 16.09 Fair CLR 12.8 10.6 87% 75.92 1011.6
01 01:53 SW 7 16.09 Mostly Cloudy BKN090 13.9 11.1 83% 75.95 1011.9
01 00:53 SE 7 16.09 Mostly Cloudy SCT080 BKN110 14.4 11.7 84% 76 1012.4
30 23:53 W 22 G 31 16.09 Thunderstorm in Vicinity BKN047 OVC055 16.7 10 22.8 15.6 65% 75.97 1011.9 0.13 0.15
30 22:53 S 13 16.09 Mostly Cloudy BKN060 BKN080 17.2 11.1 68% 75.95 1011.7
30 21:53 SE 13 16.09 Mostly Cloudy SCT075 BKN100 17.2 9.4 60% 75.9 1011.2 0.03
30 20:53 S 9 16.09 Thunderstorm BKN065 21.1 9.4 47% 75.84 1010.2
30 19:53 SE 7 16.09 Overcast BKN065 OVC085 21.1 10 49% 75.82 1009.9
30 18:53 Vrbl 6 16.09 A Few Clouds FEW070 21.7 7.2 39% 75.82 1009.9
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)