National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
East Troy Municipal Airport
Metric (Imperial)
Date Time (cdt) 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.
01 10:35 NE 28 G 35 16.09 Overcast OVC021 1.2 -3.4 72% -4 76.86 0.0
01 10:15 NE 24 G 44 16.09 Mostly Cloudy BKN019 1 -3.5 72% -4 76.86 0.0
01 09:55 NE 24 G 33 16.09 Overcast OVC019 0.6 -3.2 76% -5 76.86 0.0
01 09:35 NE 19 G 31 16.09 Overcast OVC019 0.2 -3.4 77% -4 76.86 0.0
01 09:15 NE 22 G 35 16.09 Overcast OVC017 0.2 -3.4 77% -5 76.84 0.0
01 08:55 NE 17 G 28 16.09 Overcast OVC017 0.2 -2.8 81% -4 76.86 0.0
01 08:35 NE 22 G 37 16.09 Overcast OVC017 0.1 -3.2 79% -5 76.84 0.0
01 08:15 NE 24 G 37 16.09 Overcast OVC017 0 -3.1 80% -5 76.81 0.0
01 07:55 NE 19 G 33 16.09 Overcast OVC017 0.1 -2.9 80% -4 76.81 0.0
01 07:35 NE 26 G 35 16.09 Overcast OVC017 0 -3.1 80% -6 76.78 0.0
01 07:15 NE 24 G 30 16.09 Overcast OVC017 0 -3 80% -5 76.78 0.0
01 06:55 NE 20 16.09 Overcast OVC017 0 -3 3 0 80% -5 76.78 0.0
01 06:35 NE 19 G 31 16.09 Overcast OVC017 0 -3 80% -5 76.78 0.0
01 06:15 NE 20 G 37 16.09 Overcast OVC017 0.1 -3.1 79% -5 76.76 0.0
01 05:55 NE 22 G 37 16.09 Overcast OVC017 0.3 -2.8 80% -5 76.73 0.0
01 05:35 NE 26 G 39 16.09 Overcast OVC017 0.5 -2.9 78% -5 76.68 0.0
01 05:15 NE 15 16.09 Mostly Cloudy BKN017 0.6 -2.2 82% -3 76.68 0.0
01 04:55 NE 20 G 35 16.09 Mostly Cloudy BKN019 0.7 -2.5 79% -4 76.63 0.0
01 04:35 NE 17 G 26 16.09 Partly Cloudy SCT021 1 -2.5 78% -3 76.63 0.0
01 04:15 NE 13 G 28 16.09 Partly Cloudy SCT019 1.1 -2.4 78% -2 76.66 0.0
01 03:55 NE 19 G 33 16.09 Partly Cloudy SCT017 SCT022 1.2 -2.3 78% -3 76.58 0.0
01 03:35 NE 17 G 30 16.09 Mostly Cloudy BKN015 BKN027 1.5 -1.4 81% -2 76.61 0.0
01 03:15 NE 19 G 30 16.09 Overcast OVC013 1.8 -0.6 84% -2 76.58 0.0
01 02:55 NE 17 G 30 16.09 Overcast OVC013 2 -0.6 83% -2 76.56 0.0
01 02:35 NE 19 G 28 16.09 Overcast OVC013 2 -0.3 85% -2 76.58 0.0
01 02:15 NE 17 G 35 16.09 Overcast OVC013 2.2 -0.3 84% -2 76.56 0.0
01 01:55 NE 20 G 31 16.09 Overcast OVC013 2.5 0 84% -2 76.53 0.0
01 01:35 NE 13 G 26 16.09 Overcast OVC013 2.7 0.2 84% -0 76.53 0.0
01 01:15 NE 17 G 26 16.09 Overcast OVC013 3 0.5 84% -1 76.5 0.0
01 00:55 NE 20 G 26 16.09 Overcast BKN013 OVC027 3 0.5 9 3 84% -1 76.5 0.0
01 00:35 NE 22 G 28 16.09 Overcast BKN011 OVC027 3.3 0.6 83% -1 76.5 0.0
01 00:15 NE 20 G 30 16.09 Overcast OVC011 3.5 1.4 86% -0 76.48 0.0
31 23:55 NE 13 G 30 16.09 Overcast OVC009 3.6 1.7 88% 1 76.45 0.0
31 23:35 NE 19 G 26 16.09 Overcast OVC009 4 2.3 89% 0 76.4 0.0
31 23:15 E 11 16.09 Overcast OVC007 4 2.5 90% 2 76.4 0.0
31 22:55 NE 11 16.09 Overcast OVC007 3.8 2.8 93% 1 76.33 0.0
31 22:35 E 11 16.09 Mostly Cloudy BKN007 3.5 2.7 95% 1 76.28 0.0
31 22:15 E 7 16.09 Fair CLR 3.6 2.6 93% 2 76.28 0.0
31 21:55 E 6 16.09 Fair CLR 4 2.9 93% 76.28 0.0
31 21:35 E 9 16.09 Fair CLR 4.5 3.3 92% 3 76.28 0.0
31 21:15 E 7 16.09 Fair CLR 5.1 3.7 91% 4 76.28 0.0
31 20:55 E 11 16.09 Fair CLR 6.1 4.4 89% 4 76.23 0.0
31 20:35 Calm 16.09 Fair CLR 7.6 5.1 84% 76.17 0.0
31 20:15 NE 7 16.09 Fair CLR 7.9 5.2 83% 7 76.15 0.0
31 19:55 NE 7 16.09 Fair CLR 8 5.4 84% 7 76.12 0.0
31 19:35 NE 6 16.09 Fair CLR 8.3 5.5 83% 76.1 0.0
31 19:15 N 11 16.09 Fair CLR 8.6 5.5 81% 7 76.07 0.0
31 18:35 N 11 16.09 Fair CLR 9 5.5 79% 8 76.02 0.0
31 18:15 N 11 16.09 Mostly Cloudy BKN015 8.9 5.4 79% 7 75.97 0.0
31 17:55 N 15 16.09 Mostly Cloudy BKN015 9 5.7 80% 7 75.95 0.0
31 17:35 NW 19 16.09 Partly Cloudy SCT013 8.5 5.7 83% 6 75.95 0.0
31 17:15 NW 13 16.09 Thunderstorm in Vicinity BKN011 7.8 5.5 86% 6 75.9 0.0
31 16:55 N 19 G 30 16.09 Thunderstorm in Vicinity BKN009 7.9 5.5 85% 5 75.9 0.0
31 16:35 NW 17 G 26 16.09 Overcast OVC007 7.6 6 90% 5 75.84 0.0
31 16:15 NW 15 16.09 Overcast OVC005 6.8 5.7 93% 4 75.84 0.0
31 15:55 N 6 11.27 Overcast OVC005 6.7 6 95% 75.77 0.0 0.03 0.13
31 15:35 NW 6 16.09 Thunderstorm Light Rain OVC005 6.2 5.5 95% 75.77 0.0 0.03
31 15:15 NW 15 16.09 Thunderstorm in Vicinity BKN007 OVC025 6.7 5.7 93% 4 75.79 0.0 0.03
31 14:50 NW 13 16.09 Light Rain SCT014 OVC023 8.1 6 87% 6 75.77 0.0 0.03
31 14:35 NW 11 16.09 Thunderstorm Light Rain in Vicinity SCT016 OVC021 8.7 5.8 82% 7 75.72 0.0 0.03
31 14:15 Calm 16.09 Light Rain OVC018 8.6 5.2 79% 75.74 0.0
31 13:55 E 9 16.09 Thunderstorm OVC020 9.3 5.2 76% 8 75.72 0.0
31 13:35 NE 19 16.09 Thunderstorm OVC022 9.2 4.9 75% 7 75.74 0.0
31 13:15 NE 26 G 35 16.09 Overcast BKN022 BKN029 OVC043 10 5.4 73% 7 75.57 0.0
31 12:55 N 13 G 28 16.09 Light Rain BKN024 BKN032 OVC060 15.1 11.4 20.4 15.1 79% 75.51 0.0 0.05 0.05
31 12:35 W 17 G 35 16.09 Thunderstorm Light Rain in Vicinity SCT026 BKN031 OVC039 18.6 14 75% 75.54 0.0
31 12:15 W 22 G 39 16.09 Thunderstorm in Vicinity SCT026 OVC037 19 13.8 72% 75.51 0.0
31 11:55 W 22 G 35 16.09 Overcast OVC040 19.6 13.6 68% 75.51 0.0
31 11:35 SW 17 G 37 16.09 Overcast BKN042 OVC047 20.1 13.6 66% 75.51 0.0
31 11:15 SW 19 G 28 16.09 Thunderstorm in Vicinity OVC040 20.3 13.8 66% 75.51 0.0
31 10:55 SW 17 G 35 16.09 Overcast OVC040 20.1 13.7 67% 75.51 0.0
31 10:35 SW 20 G 31 16.09 Mostly Cloudy BKN040 BKN047 BKN090 20 13.6 67% 75.51 0.0
31 10:15 SW 17 G 26 16.09 Thunderstorm in Vicinity SCT065 20.4 13.7 66% 75.49 0.0
31 09:35 SW 11 16.09 Thunderstorm in Vicinity BKN065 BKN075 19 12.7 67% 75.49 0.0
31 09:15 SW 24 G 41 16.09 Partly Cloudy SCT065 19.1 12.5 66% 75.51 0.0
31 08:55 SW 17 16.09 Partly Cloudy SCT065 18.6 12.2 67% 75.46 0.0
31 08:35 SW 17 16.09 Partly Cloudy SCT060 17.7 11.7 68% 75.46 0.0
31 08:15 SW 9 16.09 Partly Cloudy SCT060 17 11.1 68% 75.49 0.0
31 07:55 SW 7 16.09 Partly Cloudy SCT060 16.1 10 67% 75.54 0.0
31 07:35 SW 7 16.09 Fair CLR 16.2 9.9 66% 75.54 0.0
31 07:15 W 11 16.09 Fair CLR 16.2 10 67% 75.51 0.0
31 06:55 W 15 G 26 16.09 Fair CLR 17.5 9.6 22.1 14.4 60% 75.51 0.0 0.08
31 06:35 SW 11 16.09 Fair CLR 14.7 10.2 75% 75.49 0.0
31 06:15 Calm 16.09 Fair CLR 15.2 10.4 73% 75.44 0.0
31 05:55 Calm 16.09 Fair CLR 16.5 10.2 67% 75.39 0.0
31 05:35 S 7 16.09 Fair CLR 16.6 10.3 67% 75.39 0.0
31 05:15 SW 6 16.09 Partly Cloudy SCT100 16 11.1 73% 75.39 0.0
31 04:55 E 13 16.09 Mostly Cloudy BKN110 15.9 11.6 76% 75.36 0.0 0.08
31 04:35 N 9 16.09 Light Rain SCT095 OVC110 16.6 11.5 72% 75.51 0.0 0.08
31 04:15 W 11 G 41 16.09 Rain SCT050 SCT070 OVC095 17.2 11.5 69% 75.69 0.0 0.05
31 03:55 SW 30 G 52 16.09 Light Rain SCT095 BKN110 20.5 10 51% 75.57 0.0
31 03:35 SW 44 G 59 16.09 Partly Cloudy and Windy SCT120 20.9 11.8 56% 75.49 0.0
31 03:15 SW 22 G 41 16.09 Fair CLR 20.5 13.3 64% 75.44 0.0
31 02:55 SW 17 G 28 16.09 Fair CLR 20.2 13.1 64% 75.44 0.0
31 02:35 SW 15 G 35 16.09 Fair CLR 20.2 12.8 63% 75.39 0.0
31 02:15 W 19 G 41 16.09 Fair CLR 21.5 11.7 54% 75.29 0.0
31 01:55 SW 17 G 35 16.09 Thunderstorm in Vicinity CLR 20 13.5 66% 75.31 0.0
31 01:35 SW 26 G 35 16.09 Fair CLR 19.5 13.5 68% 75.36 0.0
31 01:15 S 17 G 35 16.09 Fair CLR 19.1 13.4 70% 75.39 0.0
31 00:55 S 17 G 31 16.09 Fair CLR 19.3 13.2 24 17.2 68% 75.36 0.0 0.36
31 00:35 S 19 G 30 16.09 Fair CLR 20.2 13.4 65% 75.36 0.0
31 00:15 S 22 G 37 16.09 Fair CLR 20.8 12 57% 75.34 0.0
30 23:55 SW 15 16.09 Fair CLR 20.5 12.4 60% 75.34 0.0
30 23:35 S 13 16.09 Fair CLR 20.3 12.4 61% 75.26 0.0
30 23:15 SW 13 G 26 16.09 Fair CLR 20.3 13.5 65% 75.31 0.0
30 22:55 S 20 G 33 16.09 Thunderstorm in Vicinity SCT027 SCT048 SCT075 18.9 14 73% 75.36 0.0 0.36
30 22:35 S 11 11.27 Thunderstorm Heavy Rain SCT045 BKN095 OVC120 19.1 14 72% 75.46 0.0 0.23
30 22:15 W 20 G 37 11.27 Thunderstorm Light Rain SCT055 SCT080 SCT100 20.8 13.4 63% 75.54 0.0 0.1
30 21:55 S 9 16.09 Thunderstorm in Vicinity CLR 22.1 11.8 52% 75.41 0.0
30 21:35 SW 13 16.09 Thunderstorm in Vicinity CLR 22.4 11.8 51% 75.44 0.0
30 21:15 SW 15 G 28 16.09 Fair CLR 22.7 11.8 50% 75.44 0.0
30 20:55 S 19 G 30 16.09 Fair CLR 22.9 11.8 50% 75.44 0.0
30 20:35 SW 11 16.09 Fair CLR 22.9 11.7 49% 75.44 0.0
30 20:15 S 11 16.09 Partly Cloudy SCT110 22.6 11.7 50% 75.44 0.0
30 19:55 SW 7 16.09 Fair CLR 22.9 11.6 49% 75.46 0.0
30 19:35 SW 7 16.09 Fair CLR 23.4 11.6 48% 75.46 0.0
30 19:15 SW 9 16.09 Fair CLR 23.6 11.5 47% 75.39 0.0
30 18:55 S 11 16.09 Fair CLR 24 11.5 25.5 21 46% 25 75.36 0.0
30 18:35 S 11 16.09 Fair CLR 24.9 11.2 42% 26 75.39 0.0
30 18:15 SW 13 G 28 16.09 Fair CLR 25.4 11.1 41% 26 75.39 0.0
30 17:55 S 17 G 33 16.09 Fair CLR 25.5 11.1 41% 26 75.39 0.0
30 17:35 S 15 G 30 16.09 Fair CLR 25.2 11.2 42% 26 75.44 0.0
30 17:15 S 20 G 33 16.09 Fair CLR 25.5 11.1 41% 26 75.44 0.0
30 16:55 SW 15 G 31 16.09 Fair CLR 25.4 11.2 41% 26 75.46 0.0
30 16:35 SW 19 G 35 16.09 Fair CLR 25.2 11 41% 26 75.51 0.0
30 16:15 SW 20 G 31 16.09 Fair CLR 25.2 11 41% 26 75.51 0.0
30 15:55 S 15 G 30 16.09 Fair CLR 24.9 10.9 41% 26 75.54 0.0
30 15:35 S 13 G 31 16.09 Fair CLR 24.6 10.9 42% 26 75.57 0.0
30 15:15 S 20 G 33 16.09 Fair CLR 24.6 10.7 42% 26 75.59 0.0
30 14:55 SW 13 G 30 16.09 Fair CLR 24.4 10.7 42% 25 75.64 0.0
30 14:35 SW 19 G 28 16.09 Fair CLR 24 10.5 43% 25 75.67 0.0
30 14:15 S 13 16.09 Fair CLR 23.5 10.1 43% 75.69 0.0
30 13:55 SW 15 G 28 16.09 Fair CLR 23.1 9.9 43% 75.72 0.0
30 13:35 SW 9 16.09 Partly Cloudy SCT080 22.2 9.8 45% 75.74 0.0
30 13:15 S 11 16.09 Mostly Cloudy BKN080 BKN090 21 9 46% 75.77 0.0
30 12:55 SW 9 16.09 Mostly Cloudy BKN080 20.9 8.9 20.9 4.1 46% 75.77 0.0
30 12:15 SW 9 16.09 Fair CLR 19.9 8.2 47% 75.82 0.0
30 11:55 SW 7 16.09 Partly Cloudy SCT075 19.6 8.1 48% 75.87 0.0
30 11:35 SW 11 16.09 Partly Cloudy SCT075 19 7.9 49% 75.9 0.0
30 11:15 SW 11 16.09 Partly Cloudy SCT075 18.6 7.6 49% 75.9 0.0
30 10:55 W 7 16.09 Mostly Cloudy BKN075 18.5 7.4 49% 75.9 0.0
30 10:35 W 11 16.09 Mostly Cloudy BKN075 17.8 7.1 50% 75.92 0.0
30 10:15 W 13 16.09 Fair CLR 18 7.2 49% 75.9 0.0
30 09:55 SW 11 16.09 Fair CLR 17.5 6.8 50% 75.9 0.0
30 09:35 SW 11 16.09 Fair CLR 17 6.7 51% 75.9 0.0
30 09:15 SW 15 16.09 Fair CLR 15.9 6.4 54% 75.92 0.0
30 08:55 S 7 16.09 Partly Cloudy SCT070 13.9 5.8 58% 75.92 0.0
30 08:35 E 6 16.09 Mostly Cloudy BKN070 10.8 4 63% 75.95 0.0
30 08:15 S 6 16.09 Fair CLR 9.2 3 65% 75.97 0.0
30 07:55 SE 7 16.09 Fair CLR 6.1 2 75% 5 75.97 0.0
30 07:35 Calm 16.09 Fair CLR 5.4 1.8 78% 75.97 0.0
30 07:15 SE 6 16.09 Fair CLR 4.1 0.2 76% 75.97 0.0
30 06:55 Calm 16.09 Fair CLR 6.5 0.6 9.6 4.2 66% 75.97 0.0
30 06:35 SE 6 16.09 Fair CLR 4.5 0.1 73% 75.97 0.0
30 06:15 Calm 16.09 Fair CLR 6.4 0 64% 75.97 0.0
30 05:55 Calm 16.09 Fair CLR 6.7 0 63% 75.97 0.0
30 05:35 SE 6 16.09 Fair CLR 6.7 0 63% 75.97 0.0
30 04:55 SE 6 16.09 Fair CLR 8.4 0.1 56% 75.97 0.0
30 04:35 Calm 16.09 Fair CLR 8.9 0.3 55% 76 0.0
30 04:15 S 6 16.09 Fair CLR 8.4 0.3 57% 75.97 0.0
30 03:55 Calm 16.09 Fair CLR 9.2 0.2 54% 76.02 0.0
30 03:35 Calm 16.09 Fair CLR 9.3 0.2 53% 76.02 0.0
30 03:15 Calm 16.09 Fair CLR 9.2 0.1 53% 76.02 0.0
30 02:55 S 7 16.09 Fair CLR 8.8 0 54% 8 76.02 0.0
30 02:35 S 6 16.09 Fair CLR 9 0 54% 76.02 0.0
30 02:15 SW 6 16.09 Fair CLR 8.8 -0.2 54% 76.07 0.0
30 01:55 S 6 16.09 Fair CLR 8.5 -0.5 53% 76.1 0.0
30 01:35 Calm 16.09 Fair CLR 9.6 -0.4 50% 76.12 0.0
30 01:15 Calm 16.09 Fair CLR 7.2 -0.4 59% 76.12 0.0
30 00:55 Calm 16.09 Fair CLR 9.1 -0.5 13.4 8.9 51% 76.12 0.0
30 00:35 SW 6 16.09 Fair CLR 10.1 -0.5 48% 76.15 0.0
30 00:15 SW 6 16.09 Fair CLR 10.1 -0.5 48% 76.15 0.0
29 23:55 SW 6 16.09 Fair CLR 10.2 -0.5 48% 76.15 0.0
29 23:35 SW 6 16.09 Fair CLR 10.6 -0.4 47% 76.17 0.0
29 23:15 S 7 16.09 Fair CLR 10.6 -0.3 47% 76.17 0.0
29 22:55 S 9 16.09 Fair CLR 10.9 -0.2 47% 76.2 0.0
29 22:35 S 9 16.09 Fair CLR 10.6 -0.2 48% 76.2 0.0
29 22:15 SW 9 16.09 Fair CLR 11 -0.2 46% 76.23 0.0
29 21:55 S 9 16.09 Fair CLR 11.1 -0.3 46% 76.23 0.0
29 21:35 S 9 16.09 Partly Cloudy SCT041 11.2 -0.4 45% 76.2 0.0
29 21:15 S 7 16.09 Mostly Cloudy BKN041 11.9 -0.5 43% 76.23 0.0
29 20:55 S 7 16.09 Mostly Cloudy BKN041 11.7 -0.5 43% 76.23 0.0
29 20:35 S 6 16.09 Overcast OVC041 12.7 -0.7 40% 76.23 0.0
29 20:15 Calm 16.09 Overcast OVC041 12.9 -0.8 39% 76.2 0.0
29 19:55 S 6 16.09 Overcast OVC043 13 -1 38% 76.2 0.0
29 19:35 SW 6 16.09 Overcast OVC047 13.2 -1.4 37% 76.17 0.0
29 19:15 S 7 16.09 Mostly Cloudy BKN049 13.1 -1.5 37% 76.17 0.0
29 18:55 S 9 16.09 Fair CLR 13.5 -1.9 16.1 13.5 35% 76.17 0.0
29 18:35 S 11 16.09 Partly Cloudy SCT042 14 -2.5 32% 76.17 0.0
29 18:15 S 11 16.09 Mostly Cloudy BKN042 14.5 -2.3 32% 76.17 0.0
29 17:55 S 17 G 28 16.09 Mostly Cloudy BKN046 15 -2.4 30% 76.2 0.0
29 17:30 SW 15 G 28 16.09 Partly Cloudy SCT050 15.5 -2.4 29% 76.2 0.0
29 17:15 SW 13 G 33 16.09 Partly Cloudy SCT050 15.6 -2.8 28% 76.2 0.0
29 16:55 S 13 G 30 16.09 Fair CLR 15.6 -2.5 29% 76.23 0.0
29 16:35 S 22 G 30 16.09 Partly Cloudy SCT060 15.8 -2.6 28% 76.2 0.0
29 16:15 S 17 G 28 16.09 Mostly Cloudy BKN060 15.7 -2.4 29% 76.25 0.0
29 15:55 SW 13 16.09 Fair CLR 16.1 -2.6 28% 76.28 0.0
29 15:35 SW 17 G 28 16.09 Fair CLR 15.6 -2.8 28% 76.28 0.0
29 15:15 S 15 G 31 16.09 Fair CLR 15.6 -2.6 29% 76.28 0.0
29 14:55 S 15 G 28 16.09 Fair CLR 15.5 -2.9 28% 76.3 0.0
29 14:35 S 17 16.09 Fair CLR 15.5 -3.2 28% 76.35 0.0
29 14:15 S 17 16.09 Fair CLR 15.5 -3.4 27% 76.38 0.0
29 13:55 SW 11 G 26 16.09 Fair CLR 15.4 -3.3 28% 76.4 0.0
29 13:35 S 11 G 31 16.09 Fair CLR 15 -3.7 28% 76.43 0.0
29 13:15 SW 17 G 26 16.09 Fair CLR 14.5 -3.7 28% 76.45 0.0
29 12:55 S 13 16.09 Fair CLR 14.7 -3.9 15.1 4.1 28% 76.45 0.0
29 12:35 SW 13 G 28 16.09 Fair CLR 14.6 -3.8 28% 76.48 0.0
29 12:15 SW 15 G 30 16.09 Fair CLR 14 -3.4 30% 76.5 0.0
29 11:55 SW 17 16.09 Fair CLR 13.5 -3.1 32% 76.53 0.0
29 11:35 SW 17 16.09 Fair CLR 12.8 -2.5 35% 76.53 0.0
29 11:15 SW 17 G 26 16.09 Partly Cloudy SCT080 12.3 -2.5 36% 76.56 0.0
29 10:55 SW 20 G 30 16.09 Mostly Cloudy BKN080 11.4 -2.2 39% 76.56 0.0
Date Time (cdt) 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)