Weather observations for the past three days for
Huron County Memorial Airport
Metric (Imperial)
Date Time (edt) 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.
12 12:35 S 22 16.09 Overcast OVC075 9.3 5.8 79% 7 76.25 0.0
12 12:15 S 22 G 31 16.09 Overcast OVC060 8.3 4.9 79% 5 76.3 0.0
12 11:55 S 24 G 33 16.09 Overcast BKN060 OVC080 7.6 4.3 80% 4 76.33 0.0
12 11:35 S 20 G 28 16.09 Overcast OVC060 6.3 3.6 83% 3 76.33 0.0
12 11:15 S 22 G 31 16.09 Overcast OVC055 5.1 2.7 85% 1 76.35 0.0
12 10:55 SE 20 G 30 16.09 Overcast OVC055 4.3 2.3 87% 1 76.38 0.0
12 10:35 SE 17 G 31 16.09 Overcast SCT036 BKN055 OVC090 3.9 1.8 86% 0 76.43 0.0
12 10:15 SE 28 G 37 16.09 Light Snow OVC036 3.3 1.6 89% -2 76.48 0.0
12 09:55 E 15 16.09 Light Rain OVC036 3 1.5 90% -0 76.56 0.0
12 09:35 E 9 G 26 8.05 Light Snow OVC040 3 1.5 90% 1 76.56 0.0
12 09:15 E 11 4.02 Light Snow OVC044 3.2 1.2 87% 1 76.61 0.0
12 08:55 SE 17 G 26 11.27 Unknown Precip OVC044 3.1 0.8 85% -0 76.58 0.0
12 08:35 SE 15 11.27 Unknown Precip BKN042 OVC048 3.2 0.5 83% -0 76.63 0.0
12 08:15 SE 19 G 31 8.05 Light Snow OVC044 3.1 0.6 84% -1 76.63 0.0
12 07:55 SE 11 6.44 Unknown Precip OVC046 3.2 1 4.9 3.2 86% 1 76.68 0.0
12 07:35 SE 17 16.09 Light Snow SCT042 BKN048 OVC060 3.5 1 84% 0 76.68 0.0
12 07:15 SE 15 16.09 Light Snow BKN047 OVC065 3.7 0.7 81% 1 76.71 0.0
12 06:55 SE 13 11.27 Light Rain OVC060 4.1 0.4 77% 1 76.73 0.0
12 06:35 S 9 16.09 Light Rain BKN065 OVC090 4.5 0 73% 3 76.78 0.0
12 06:15 S 13 16.09 Overcast BKN070 OVC085 4.8 -0.8 67% 2 76.78 0.0
12 05:55 S 9 16.09 Overcast BKN070 OVC095 4.8 -0.9 67% 3 76.78 0.0
12 05:35 SE 15 16.09 Overcast BKN075 OVC095 4.7 -0.8 68% 2 76.78 0.0
12 05:15 SE 13 16.09 Overcast OVC075 4.9 -1.1 65% 2 76.78 0.0
12 04:55 SE 11 16.09 Overcast OVC075 4.7 -1.1 66% 2 76.84 0.0
12 04:35 SE 11 16.09 Overcast BKN075 OVC085 4.5 -1 68% 2 76.86 0.0
12 04:15 SE 11 16.09 Overcast SCT075 OVC085 4.4 -1.2 67% 2 76.89 0.0
12 03:55 SE 7 16.09 Overcast OVC080 4.3 -0.8 70% 3 76.91 0.0
12 03:35 SE 9 16.09 Overcast OVC080 4.5 -1 68% 3 76.91 0.0
12 03:15 SE 7 16.09 Overcast OVC090 4.3 -1.2 68% 3 76.96 0.0
12 02:55 S 9 16.09 Overcast OVC090 4.1 -1.5 67% 2 76.99 0.0
12 02:35 S 9 16.09 Overcast OVC100 4.1 -2.1 64% 2 77.01 0.0
12 02:15 S 15 16.09 Overcast OVC100 4.2 -2.7 61% 1 77.01 0.0
12 01:55 S 11 16.09 Overcast OVC110 4 -3 6.4 4 61% 2 77.04 0.0
12 01:35 SE 11 16.09 Overcast OVC100 4 -2.9 61% 2 77.06 0.0
12 01:15 SE 7 16.09 Overcast OVC100 4.2 -2.5 62% 3 77.09 0.0
12 00:55 SE 13 16.09 Overcast OVC100 4.2 -2.6 62% 1 77.06 0.0
12 00:35 SE 7 16.09 Light Rain OVC110 4.2 -2.6 62% 3 77.04 0.0
12 00:15 S 9 16.09 Overcast SCT090 OVC110 4.7 -2.9 58% 3 77.09 0.0
11 23:55 SE 11 16.09 Light Rain SCT075 OVC100 5 -3.2 56% 3 77.06 0.0
11 23:35 SE 11 16.09 Overcast SCT075 OVC090 5.5 -3.9 51% 3 77.06 0.0
11 23:15 SE 11 16.09 Mostly Cloudy BKN100 5.2 -4 52% 3 77.09 0.0
11 22:55 SE 11 16.09 Partly Cloudy SCT100 5 -3.6 54% 3 77.09 0.0
11 22:35 SE 7 16.09 Partly Cloudy SCT100 4.7 -3.6 55% 3 77.11 0.0
11 22:15 SE 7 16.09 Partly Cloudy SCT100 4.6 -3.6 56% 3 77.17 0.0
11 21:55 SE 9 16.09 Partly Cloudy SCT100 4.5 -3.2 58% 3 77.17 0.0
11 21:35 SE 9 16.09 Partly Cloudy SCT100 4.5 -3.6 56% 3 77.17 0.0
11 21:15 SE 7 16.09 Fair CLR 4.7 -3.4 56% 3 77.19 0.0
11 20:55 SE 7 16.09 Fair CLR 5 -2.5 59% 4 77.19 0.0
11 20:35 SE 9 16.09 Fair CLR 5.6 -2.5 56% 4 77.19 0.0
11 20:15 SE 11 16.09 Fair CLR 6 -2 57% 4 77.19 0.0
11 19:55 SE 9 16.09 Fair CLR 6.4 -1.9 10.7 6.4 56% 5 77.22 0.0
11 19:35 SE 9 16.09 Fair CLR 7 -2.9 50% 5 77.24 0.0
11 19:15 SE 13 16.09 Fair CLR 7.8 -2.4 49% 6 77.24 0.0
11 18:55 SE 15 16.09 Fair CLR 8.4 -3.2 44% 6 77.24 0.0
11 18:35 SE 13 16.09 Fair CLR 8.9 -1.3 49% 7 77.24 0.0
11 18:15 SE 15 16.09 Fair CLR 9.2 -2.2 45% 7 77.24 0.0
11 17:55 SE 13 16.09 Partly Cloudy SCT046 9.6 -0.5 50% 8 77.24 0.0
11 17:35 SE 11 16.09 Mostly Cloudy BKN048 9.7 1.1 55% 8 77.22 0.0
11 17:15 SE 15 16.09 Mostly Cloudy BKN050 9.8 0.7 53% 8 77.22 0.0
11 16:55 S 11 16.09 Mostly Cloudy BKN050 10.5 -1.4 44% 77.22 0.0
11 16:35 SW 6 16.09 Fair CLR 10.2 -1.6 44% 77.24 0.0
11 16:15 N 6 16.09 Fair CLR 9.8 -2.1 44% 77.24 0.0
11 15:55 SE 6 16.09 Fair CLR 9.8 -2.5 42% 77.27 0.0
11 15:35 Calm 16.09 Fair CLR 9.8 -2 44% 77.29 0.0
11 15:15 S 11 16.09 Partly Cloudy SCT046 9.9 -2 44% 9 77.32 0.0
11 14:55 Calm 16.09 Fair CLR 9 -1.9 47% 77.32 0.0
11 14:35 W 6 16.09 Fair CLR 9.6 -2.1 44% 77.37 0.0
11 14:15 SW 7 16.09 Fair CLR 9.4 -1.3 48% 9 77.37 0.0
11 13:55 Calm 16.09 Fair CLR 8.2 -2.1 8.2 -1.2 49% 77.39 0.0
11 13:35 S 9 16.09 Partly Cloudy SCT042 7.8 -1.6 52% 6 77.39 0.0
11 13:15 NW 6 16.09 Fair CLR 8.1 -1.8 50% 77.39 0.0
11 12:55 Calm 16.09 Fair CLR 7.9 -2.3 49% 77.42 0.0
11 12:35 Calm 16.09 Fair CLR 7.2 -1.9 53% 77.42 0.0
11 12:15 Calm 16.09 Fair CLR 6.4 -2.6 53% 77.39 0.0
11 11:55 Calm 16.09 Fair CLR 6 -2.6 54% 77.39 0.0
11 11:35 Calm 16.09 Fair CLR 5.6 -2 58% 77.39 0.0
11 11:15 Calm 16.09 Fair CLR 5.3 -1.8 61% 77.42 0.0
11 10:55 Calm 16.09 Fair CLR 5.4 -2 59% 77.42 0.0
11 10:35 NW 7 16.09 Fair CLR 4.7 -1.8 63% 3 77.42 0.0
11 10:15 Calm 16.09 Fair CLR 3.6 -2.4 65% 77.42 0.0
11 09:55 Calm 16.09 Fair CLR 3.6 -1.8 68% 77.39 0.0
11 09:35 Calm 16.09 Fair CLR 3 -1.4 73% 77.37 0.0
11 09:15 Calm 16.09 Fair CLR 2.1 -1.9 75% 77.37 0.0
11 08:55 Calm 16.09 Fair CLR 1.2 -1.4 83% 77.37 0.0
11 08:35 Calm 16.09 Fair CLR 0.1 -0.1 99% 77.39 0.0
11 08:15 Calm 16.09 Fair CLR -0.4 -0.7 98% 77.37 0.0
11 07:55 Calm 16.09 Fair CLR -1.5 -1.9 0 -3.2 97% 77.37 0.0
11 07:35 Calm 16.09 Partly Cloudy SCT013 -2.3 -2.7 97% 77.37 0.0
11 07:15 Calm 16.09 Fair CLR -2.9 -3.4 96% 77.34 0.0
11 06:55 Calm 1.21 Fog/Mist VV005 -2.9 -3.3 97% 77.32 0.0
11 06:35 Calm 1.61 Fog/Mist VV007 -3 -3.4 97% 77.29 0.0
11 06:15 Calm 1.21 Fog/Mist VV005 -3 -3.3 98% 77.24 0.0
11 05:55 Calm 2.01 Fog/Mist VV007 -2.5 -2.7 99% 77.24 0.0
11 05:35 Calm 0.80 Freezing Fog VV005 -2.6 -3 97% 77.22 0.0
11 05:15 Calm 1.21 Fog/Mist VV005 -2.5 -2.9 97% 77.22 0.0
11 04:55 Calm 8.05 Fog/Mist CLR -2.2 -2.6 97% 77.19 0.0
11 04:35 Calm 16.09 Fair CLR -2.1 -2.5 97% 77.19 0.0
11 04:15 Calm 16.09 Fair CLR -1.8 -2.3 96% 77.17 0.0
11 03:55 Calm 16.09 Fair CLR -1.8 -2.4 96% 77.17 0.0
11 03:35 Calm 16.09 Fair CLR -1.4 -1.9 96% 77.17 0.0
11 03:15 Calm 16.09 Fair CLR -1.1 -1.9 94% 77.17 0.0
11 02:55 Calm 16.09 Fair CLR -1 -2 93% 77.17 0.0
11 02:35 Calm 16.09 Fair CLR -0.4 -1.4 93% 77.17 0.0
11 02:15 Calm 16.09 Fair CLR -0.2 -1.6 90% 77.17 0.0
11 01:55 Calm 16.09 Fair CLR 0 -1.8 5 0 88% 77.17 0.0
11 01:35 Calm 16.09 Partly Cloudy SCT030 0.9 -2.1 81% 77.17 0.0
11 01:15 Calm 16.09 Mostly Cloudy BKN028 1.3 -1.5 82% 77.17 0.0
11 00:55 NE 9 16.09 Mostly Cloudy SCT021 BKN028 BKN035 1.8 -1 82% -1 77.14 0.0
11 00:35 NE 6 16.09 Mostly Cloudy SCT022 SCT030 BKN035 2 -0.3 85% 77.14 0.0
11 00:15 Calm 16.09 Overcast BKN022 OVC030 2.7 0.3 84% 77.11 0.0
10 23:55 Calm 16.09 Overcast BKN024 BKN032 OVC046 2.7 0.3 84% 77.11 0.0
10 23:35 Calm 16.09 Overcast SCT016 BKN026 OVC046 2.6 0.4 86% 77.11 0.0
10 23:15 Calm 16.09 Overcast OVC016 2.7 0.5 86% 77.11 0.0
10 22:55 Calm 16.09 Overcast OVC016 2.7 0.2 84% 77.11 0.0
10 22:35 NE 9 16.09 Overcast OVC014 2.8 0.2 83% 1 77.09 0.0
10 22:15 N 9 16.09 Overcast OVC012 2.9 0.6 85% 1 77.06 0.0
10 21:55 NE 17 16.09 Overcast BKN008 OVC015 3.1 1.3 88% -0 77.06 0.0
10 21:35 N 15 16.09 Overcast SCT010 OVC015 4 2.1 88% 1 77.04 0.0
10 21:15 N 7 16.09 Overcast OVC017 4.2 2.3 88% 3 77.01 0.0
10 20:55 N 7 16.09 Overcast OVC020 4.3 2.3 87% 3 76.99 0.0
10 20:35 N 7 16.09 Overcast BKN020 BKN026 OVC032 4.4 2.5 88% 3 76.96 0.0
10 20:15 N 7 16.09 Overcast OVC022 4.7 2.6 86% 3 76.94 0.0
10 19:55 N 11 16.09 Overcast BKN026 OVC035 5 2.6 6.2 4.5 85% 3 76.94 0.0
10 19:35 N 9 16.09 Overcast OVC026 5.2 2.3 82% 3 76.91 0.0
10 19:15 N 11 16.09 Mostly Cloudy SCT028 BKN035 BKN070 5.4 2.4 81% 3 76.91 0.0
10 18:55 N 7 16.09 Mostly Cloudy SCT019 SCT035 BKN075 5.3 2.1 80% 4 76.89 0.0
10 18:35 N 11 16.09 Mostly Cloudy SCT013 SCT045 BKN075 6 2.6 79% 4 76.86 0.0
10 18:15 N 9 16.09 Overcast SCT013 BKN043 OVC075 5.9 2.7 80% 4 76.86 0.0
10 17:55 N 13 16.09 Mostly Cloudy SCT011 SCT041 BKN075 5.9 2.6 80% 3 76.84 0.0
10 17:35 N 7 16.09 Overcast SCT009 SCT041 OVC075 5.5 2.4 81% 4 76.81 0.0
10 17:15 N 9 16.09 Overcast BKN009 BKN032 OVC039 4.9 2.5 85% 3 76.78 0.0
10 16:55 N 11 16.09 Overcast BKN009 OVC032 4.7 2.5 86% 2 76.78 0.0
10 16:35 N 13 16.09 Overcast OVC007 4.7 2.8 88% 2 76.76 0.0
10 16:15 N 17 16.09 Overcast OVC007 4.5 2.5 87% 1 76.76 0.0
10 15:55 N 13 16.09 Overcast OVC007 4.6 2.7 88% 2 76.73 0.0
10 15:35 N 17 16.09 Overcast OVC007 4.7 2.9 88% 1 76.73 0.0
10 15:15 N 15 16.09 Overcast OVC007 5 3.3 89% 2 76.73 0.0
10 14:55 N 15 16.09 Overcast OVC007 5 3.4 90% 2 76.71 0.0
10 14:35 N 15 16.09 Overcast OVC007 5.4 3.8 90% 3 76.68 0.0
10 14:15 N 15 16.09 Overcast OVC007 5.3 3.8 90% 2 76.68 0.0
10 13:55 N 13 16.09 Overcast OVC007 5.6 4.1 5.6 2.2 90% 3 76.68 0.0
10 13:35 N 9 16.09 Overcast OVC005 5.3 4.1 92% 3 76.68 0.0
10 13:15 N 11 8.05 Fog/Mist OVC005 5.1 4.2 94% 3 76.63 0.0
10 12:55 N 11 11.27 Overcast OVC005 4.5 3.8 95% 2 76.66 0.0
10 12:35 N 11 8.05 Fog/Mist OVC005 4.5 3.6 94% 2 76.68 0.0
10 12:15 N 9 16.09 Overcast OVC003 4.1 3.3 95% 2 76.66 0.0
10 11:55 N 9 16.09 Overcast OVC003 4.1 3.2 94% 2 76.66 0.0
10 11:35 N 9 16.09 Overcast OVC003 3.9 3 94% 2 76.63 0.0
10 11:15 NE 9 16.09 Overcast OVC003 3.6 2.8 95% 1 76.61 0.0
10 10:55 NE 9 16.09 Overcast OVC003 3.5 2.9 96% 1 76.58 0.0
10 10:35 NE 7 16.09 Overcast OVC003 3.1 2.5 96% 1 76.58 0.0
10 10:15 NE 9 11.27 Overcast OVC003 3 2.5 97% 1 76.58 0.0
10 09:55 NE 9 6.44 Light Rain OVC003 2.7 2.2 97% 0 76.61 0.0
10 09:15 Calm 4.02 Unknown Precip BKN005 BKN014 OVC019 2.5 1.8 95% 76.61 0.0
10 08:55 Calm 6.44 Unknown Precip OVC005 2.4 1.7 95% 76.61 0.0
10 08:35 Calm 16.09 Unknown Precip BKN005 OVC022 2.4 1.5 94% 76.58 0.0
10 08:15 E 6 6.44 Light Snow BKN005 BKN027 OVC042 2.3 1.5 95% 76.53 0.0
10 07:55 E 11 11.27 Light Snow SCT026 BKN034 OVC046 2.1 1.3 4.3 1.8 95% -1 76.5 0.0
10 07:35 E 11 16.09 Unknown Precip BKN025 BKN035 OVC050 2 1.2 95% -1 76.53 0.0
10 07:15 NE 11 6.44 Light Snow SCT007 BKN025 OVC065 2 1 93% -1 76.53 0.0
10 06:55 NE 15 16.09 Unknown Precip SCT050 OVC055 2 1.1 94% -2 76.5 0.0
10 06:35 E 13 11.27 Unknown Precip SCT048 OVC060 2 1.1 94% -1 76.56 0.0
10 06:15 NE 9 16.09 Light Snow OVC060 2.1 1.1 93% -0 76.56 0.0
10 05:55 E 11 8.05 Unknown Precip OVC060 2.2 1 92% -1 76.56 0.0
10 05:35 Calm 8.05 Unknown Precip SCT047 OVC060 2.3 0.8 90% 76.61 0.0
10 05:15 E 9 6.44 Unknown Precip SCT038 BKN047 OVC065 2.4 0.5 87% 0 76.61 0.0
10 04:55 E 7 11.27 Unknown Precip SCT038 BKN044 OVC065 2.5 0.4 86% 1 76.61 0.0
10 04:35 E 9 16.09 Unknown Precip OVC065 2.7 0 83% 0 76.61 0.0
10 04:15 NE 7 16.09 Unknown Precip OVC065 3 0 81% 1 76.61 0.0
10 03:55 NE 7 16.09 Light Rain OVC065 3.3 -0.3 78% 2 76.66 0.0
10 03:35 NE 6 16.09 Light Rain SCT055 OVC065 3.5 -0.4 76% 76.66 0.0
10 03:15 N 9 16.09 Light Rain BKN075 OVC080 3.6 -0.2 76% 1 76.68 0.0
10 02:55 NE 7 16.09 Light Rain BKN075 OVC090 4.1 -1.4 68% 3 76.63 0.0
10 02:35 Calm 16.09 Overcast BKN080 OVC085 4.2 -1.8 65% 76.66 0.0
10 02:15 Calm 16.09 Overcast OVC090 4.2 -2.3 63% 76.68 0.0
10 01:55 NE 7 16.09 Overcast BKN090 OVC110 4.2 -2.3 5 3 63% 3 76.66 0.0
10 01:35 NE 7 16.09 Mostly Cloudy BKN110 4.2 -2.5 62% 3 76.66 0.0
10 01:15 E 6 16.09 Fair CLR 4.2 -2.6 62% 76.68 0.0
10 00:55 E 9 16.09 Fair CLR 4.4 -2.7 60% 2 76.68 0.0
10 00:35 E 9 16.09 Fair CLR 4.4 -2.7 60% 2 76.68 0.0
10 00:15 E 13 16.09 Fair CLR 4 -2.5 63% 1 76.68 0.0
09 23:55 E 11 16.09 Fair CLR 4.1 -2.6 62% 2 76.71 0.0
09 23:35 E 7 16.09 Fair CLR 4 -2.5 63% 2 76.68 0.0
09 23:15 E 11 16.09 Fair CLR 3.7 -2.3 65% 1 76.68 0.0
09 22:55 E 13 16.09 Fair CLR 3.5 -2.1 67% 1 76.68 0.0
09 22:35 E 7 16.09 Fair CLR 3.3 -2 69% 2 76.68 0.0
09 22:15 E 9 16.09 Fair CLR 3.2 -1.9 70% 1 76.68 0.0
09 21:55 E 7 16.09 Fair CLR 3.1 -1.9 70% 1 76.71 0.0
09 21:35 E 11 16.09 Fair CLR 3.2 -1.8 70% 1 76.71 0.0
09 21:15 E 11 16.09 Fair CLR 3.5 -1.8 69% 1 76.68 0.0
09 20:55 E 7 16.09 Fair CLR 3.9 -1.6 68% 2 76.68 0.0
09 20:35 E 7 16.09 Fair CLR 4.1 -1.5 67% 3 76.66 0.0
09 20:15 E 13 16.09 Fair CLR 4.6 -1.1 67% 2 76.63 0.0
09 19:55 E 15 16.09 Fair CLR 5 -0.6 19.9 5 67% 2 76.61 0.0
09 19:35 E 15 16.09 Fair CLR 6 0 66% 3 76.61 0.0
09 19:15 E 15 16.09 Fair CLR 7.1 0.7 64% 5 76.58 0.0
09 18:55 E 19 16.09 Fair CLR 8.5 1.2 60% 6 76.56 0.0
09 18:35 NE 17 16.09 Fair CLR 16 0.3 35% 76.53 0.0
09 18:15 W 19 16.09 Fair CLR 17.8 -0.7 29% 76.48 0.0
09 17:55 NW 20 G 35 16.09 Fair CLR 18.5 -0.1 29% 76.45 0.0
09 17:35 W 28 G 37 16.09 Fair CLR 18.5 -0.4 28% 76.43 0.0
09 17:15 W 20 16.09 Fair CLR 18.7 -0.1 28% 76.4 0.0
09 16:55 W 30 G 46 16.09 Fair CLR 19.6 -0.2 27% 76.38 0.0
09 16:35 W 24 G 41 16.09 Fair CLR 19.6 -0.2 27% 76.38 0.0
09 16:15 W 28 G 48 16.09 Fair CLR 19.7 0 27% 76.35 0.0
09 15:55 W 33 G 48 16.09 Fair and Breezy CLR 19.5 0.1 27% 76.35 0.0
09 15:35 W 28 G 43 16.09 Fair CLR 19.7 1.1 29% 76.35 0.0
09 15:15 W 37 G 54 16.09 Fair and Breezy CLR 19.3 0.4 28% 76.35 0.0
09 14:55 SW 35 G 50 16.09 Fair and Breezy CLR 19.2 0.8 29% 76.33 0.0
09 14:35 W 35 G 48 16.09 Fair and Breezy CLR 19 1 30% 76.33 0.0
09 14:15 W 37 G 50 16.09 Fair and Breezy CLR 18.7 1.2 31% 76.33 0.0
09 13:55 SW 31 G 44 16.09 Fair CLR 18.6 1.4 18.6 8.2 32% 76.3 0.0
09 13:35 W 31 G 50 16.09 Fair CLR 18.1 1.3 33% 76.3 0.0
09 13:15 W 35 G 57 16.09 Fair and Breezy CLR 17.9 0.5 31% 76.3 0.0
09 12:55 W 30 G 46 16.09 Fair CLR 18 2.2 35% 76.28 0.0
Date Time (edt) 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)