Weather observations for the past three days for
Williamson-Sodus Airport
Metric (Imperial)
Date Time (est) 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.
10 05:55 SE 7 16.09 Overcast SCT046 OVC060 -6 -12 63% -9 76.35 0.0
10 05:35 S 7 16.09 Overcast SCT048 BKN060 OVC065 -6 -12 63% -9 76.38 0.0
10 05:15 SE 7 16.09 Overcast BKN050 OVC060 -6 -12 63% -9 76.38 0.0
10 04:55 S 9 16.09 Overcast BKN060 OVC070 -6 -12 63% -10 76.38 0.0
10 04:35 SE 9 16.09 Overcast OVC080 -6 -12 63% -10 76.4 0.0
10 04:15 S 11 16.09 Mostly Cloudy BKN090 BKN120 -6 -12 63% -10 76.43 0.0
10 03:55 S 9 16.09 Mostly Cloudy BKN090 BKN120 -6 -12 63% -10 76.43 0.0
10 03:35 S 9 16.09 Overcast OVC090 -6 -12 63% -10 76.43 0.0
10 03:15 S 9 16.09 Overcast OVC090 -6 -12 63% -10 76.45 0.0
10 02:55 S 7 16.09 Overcast OVC100 -7 -12 68% -10 76.45 0.0
10 02:35 SE 7 16.09 Mostly Cloudy BKN100 -7 -12 68% -10 76.45 0.0
10 02:15 Calm 16.09 Fair CLR -7 -12 68% 76.5 0.0
10 01:55 Calm 16.09 Fair CLR -7 -12 68% 76.5 0.0
10 01:35 Calm 16.09 Fair CLR -7 -12 68% 76.5 0.0
10 01:15 S 7 16.09 Partly Cloudy SCT090 -7 -13 63% -10 76.5 0.0
10 00:55 S 9 16.09 Mostly Cloudy BKN090 -7 -12 68% -11 76.5 0.0
10 00:35 S 7 16.09 Overcast OVC090 -7 -12 68% -10 76.5 0.0
10 00:15 S 7 16.09 Overcast OVC090 -7 -13 63% -10 76.53 0.0
09 23:55 SE 7 16.09 Overcast OVC090 -7 -13 63% -10 76.5 0.0
09 23:35 SE 7 16.09 Overcast OVC100 -8 -13 68% -11 76.5 0.0
09 23:15 SE 6 16.09 Mostly Cloudy BKN110 -8 -13 68% 76.53 0.0
09 22:55 SE 7 16.09 Partly Cloudy SCT120 -8 -14 62% -11 76.56 0.0
09 22:35 Calm 16.09 Partly Cloudy SCT100 SCT110 -8 -14 62% 76.58 0.0
09 22:15 SE 7 16.09 Mostly Cloudy BKN100 -8 -14 62% -11 76.58 0.0
09 21:55 S 6 16.09 Mostly Cloudy BKN100 -8 -14 62% 76.63 0.0
09 21:35 S 6 16.09 Overcast OVC110 -8 -14 62% 76.63 0.0
09 21:15 S 6 16.09 Mostly Cloudy BKN120 -8 -14 62% 76.66 0.0
09 20:55 SE 7 16.09 Partly Cloudy SCT110 -8 -14 62% -11 76.71 0.0
09 20:35 S 6 16.09 Partly Cloudy SCT120 -8 -14 62% 76.73 0.0
09 20:15 SE 6 16.09 Partly Cloudy SCT120 -8 -13 68% 76.76 0.0
09 19:55 Calm 16.09 Fair CLR -8 -13 68% 76.78 0.0
09 19:35 SE 6 16.09 Partly Cloudy SCT120 -7 -13 63% 76.81 0.0
09 19:15 Calm 16.09 Partly Cloudy SCT120 -7 -13 63% 76.84 0.0
09 18:35 Calm 16.09 Mostly Cloudy BKN110 -7 -13 63% 76.86 0.0
09 18:15 Calm 16.09 Overcast OVC110 -7 -13 63% 76.86 0.0
09 17:55 Calm 16.09 Partly Cloudy SCT110 -7 -14 58% 76.86 0.0
09 17:35 Calm 16.09 Partly Cloudy SCT080 SCT090 -7 -14 58% 76.86 0.0
09 17:15 SE 6 16.09 Mostly Cloudy BKN080 BKN090 -6 -14 54% 76.86 0.0
09 16:35 Calm 16.09 Mostly Cloudy SCT090 BKN120 -6 -13 58% 76.89 0.0
09 16:15 S 7 16.09 Mostly Cloudy BKN090 BKN120 -6 -13 58% -9 76.86 0.0
09 15:35 S 7 16.09 Mostly Cloudy BKN110 -5 -13 54% -8 76.84 0.0
09 15:15 Calm 16.09 Fair CLR -5 -13 54% 76.89 0.0
09 14:55 SE 6 16.09 Fair CLR -4 -13 50% 76.91 0.0
09 14:15 E 7 16.09 Fair CLR -5 -13 54% -8 76.94 0.0
09 13:35 Calm 16.09 Fair CLR -4 -14 46% 77.01 0.0
09 13:15 Calm 16.09 Fair CLR -2 -13 43% 77.01 0.0
09 12:35 SW 6 16.09 Fair CLR -4 -13 50% 77.11 0.0
09 12:15 W 7 16.09 Fair CLR -3 -13 46% -6 77.11 0.0
09 11:55 SW 6 16.09 Fair CLR -5 -13 54% 77.14 0.0
09 11:35 SW 11 16.09 Fair CLR -6 -13 58% -10 77.17 0.0
09 11:15 W 9 16.09 Light Snow SCT013 BKN019 -6 -13 58% -10 77.22 0.0
09 10:55 W 6 6.44 Light Snow SCT011 OVC017 -7 -13 63% 77.22 0.0
09 10:35 W 6 11.27 Light Snow OVC019 -8 -15 58% 77.22 0.0
09 10:15 SW 7 11.27 Light Snow OVC019 -10 -16 62% -14 77.24 0.0
09 09:55 SW 7 4.02 Light Snow OVC019 -10 -15 67% -14 77.24 0.0
09 09:35 SW 9 4.02 Light Snow OVC019 -12 -16 72% -17 77.24 0.0
09 09:15 SW 7 4.02 Light Snow OVC019 -13 -16 78% -17 77.29 0.0
09 08:55 SW 9 8.05 Light Snow OVC019 -13 -17 72% -18 77.27 0.0
09 08:35 SW 7 4.83 Light Snow OVC019 -14 -18 72% -18 77.24 0.0
09 07:55 SW 6 4.02 Light Snow OVC019 -15 -18 78% 77.24 0.0
09 07:35 Calm 4.83 Light Snow OVC019 -15 -19 72% 77.24 0.0
09 07:15 SW 9 4.83 Light Snow OVC019 -15 -19 72% -20 77.27 0.0
09 06:55 SW 6 6.44 Light Snow OVC019 -15 -19 72% 77.27 0.0
09 06:35 SW 6 6.44 Light Snow OVC019 -15 -19 72% 77.22 0.0
09 06:15 SW 7 8.05 Light Snow OVC021 -15 -19 72% -20 77.22 0.0
09 05:55 SW 7 11.27 Light Snow OVC021 -15 -18 78% -20 77.24 0.0
09 05:35 SW 7 6.44 Light Snow OVC021 -15 -19 72% -20 77.24 0.0
09 05:15 SW 9 8.05 Light Snow OVC023 -15 -19 72% -20 77.24 0.0
09 04:55 SW 9 6.44 Light Snow OVC023 -15 -19 72% -20 77.24 0.0
09 04:35 SW 9 6.44 Light Snow OVC023 -15 -19 72% -20 77.27 0.0
09 04:15 SW 9 11.27 Light Snow OVC023 -15 -19 72% -20 77.24 0.0
09 03:55 SW 7 11.27 Light Snow OVC023 -15 -19 72% -20 77.24 0.0
09 03:35 SW 7 11.27 Light Snow OVC025 -15 -18 78% -20 77.27 0.0
09 03:15 SW 11 11.27 Light Snow OVC025 -15 -18 78% -21 77.27 0.0
09 02:55 SW 9 6.44 Light Snow OVC023 -14 -18 72% -19 77.27 0.0
09 02:35 W 9 6.44 Light Snow OVC023 -14 -18 72% -19 77.29 0.0
09 02:15 W 13 8.05 Light Snow OVC023 -13 -17 72% -19 77.29 0.0
09 01:55 W 13 11.27 Light Snow OVC023 -14 -18 72% -20 77.29 0.0
09 01:35 W 13 11.27 Light Snow OVC025 -15 -18 78% -22 77.29 0.0
09 01:15 W 11 8.05 Light Snow OVC025 -15 -18 78% -21 77.29 0.0
09 00:55 W 13 11.27 Light Snow OVC027 -15 -18 78% -22 77.32 0.0
09 00:35 SW 11 11.27 Light Snow OVC027 -15 -18 78% -21 77.32 0.0
09 00:15 SW 11 11.27 Light Snow OVC025 -14 -18 72% -20 77.32 0.0
08 23:55 W 11 16.09 Light Snow OVC025 -14 -18 72% -20 77.34 0.0
08 23:35 SW 11 16.09 Light Snow OVC025 -14 -17 78% -20 77.34 0.0
08 23:15 SW 11 16.09 Light Snow OVC023 -14 -17 78% -20 77.34 0.0
08 22:55 SW 11 8.05 Light Snow OVC023 -14 -17 78% -20 77.37 0.0
08 22:35 SW 13 8.05 Light Snow OVC021 -14 -17 78% -20 77.37 0.0
08 22:15 W 15 8.05 Light Snow OVC021 -14 -17 78% -21 77.37 0.0
08 21:55 SW 9 8.05 Light Snow OVC021 -13 -17 72% -18 77.34 0.0
08 21:35 W 15 6.44 Light Snow OVC021 -13 -17 72% -20 77.34 0.0
08 21:15 W 13 6.44 Light Snow OVC025 -13 -17 72% -19 77.37 0.0
08 20:55 W 15 4.83 Light Snow OVC025 -13 -17 72% -20 77.37 0.0
08 20:35 W 15 6.44 Light Snow OVC025 -13 -17 72% -20 77.37 0.0
08 20:15 SW 13 8.05 Light Snow OVC025 -13 -17 72% -19 77.34 0.0
08 19:55 W 11 8.05 Light Snow OVC023 -13 -17 72% -19 77.37 0.0
08 19:35 W 13 8.05 Light Snow OVC023 -13 -17 72% -19 77.34 0.0
08 19:15 W 13 4.83 Light Snow SCT010 OVC026 -13 -17 72% -19 77.34 0.0
08 18:55 W 15 4.83 Light Snow SCT010 BKN023 OVC029 -13 -17 72% -20 77.32 0.0
08 18:35 W 15 6.44 Light Snow OVC025 -13 -17 72% -20 77.32 0.0
08 18:15 W 19 4.83 Light Snow OVC025 -12 -16 72% -19 77.29 0.0
08 17:55 W 13 4.02 Light Snow SCT009 OVC023 -12 -16 72% -18 77.27 0.0
08 17:35 W 9 6.44 Light Snow OVC019 -12 -16 72% -17 77.27 0.0
08 17:15 W 9 6.44 Light Snow OVC019 -12 -17 67% -17 77.24 0.0
08 16:55 W 11 4.02 Light Snow OVC021 -12 -16 72% -17 77.24 0.0
08 16:35 W 13 3.22 Light Snow SCT011 OVC023 -12 -17 67% -18 77.24 0.0
08 16:15 W 9 4.02 Light Snow OVC023 -12 -17 67% -17 77.24 0.0
08 15:35 W 11 2.82 Light Snow OVC021 -12 -17 67% -17 77.27 0.0
08 15:15 NW 15 G 26 11.27 Mostly Cloudy BKN023 BKN028 -12 -17 67% -19 77.24 0.0
08 14:55 W 11 4.83 Light Snow OVC021 -12 -17 67% -17 77.24 0.0
08 14:35 W 7 G 26 4.83 Light Snow OVC021 -12 -18 61% -16 77.24 0.0
08 14:15 NW 13 8.05 Overcast with Haze OVC021 -12 -18 61% -18 77.24 0.0
08 13:55 NW 17 11.27 Mostly Cloudy BKN023 -11 -19 52% -18 77.24 0.0
08 13:35 W 11 11.27 Mostly Cloudy BKN023 -11 -18 57% -16 77.27 0.0
08 13:15 NW 13 8.05 Mostly Cloudy with Haze BKN023 -12 -18 61% -18 77.27 0.0
08 12:55 NW 13 4.02 Overcast with Haze SCT007 SCT016 OVC021 -12 -18 61% -18 77.27 0.0
08 12:35 NW 13 8.05 Mostly Cloudy with Haze SCT014 BKN021 -11 -18 57% -17 77.27 0.0
08 12:15 NW 11 2.82 Light Snow SCT009 BKN014 OVC021 -12 -18 61% -17 77.29 0.0
08 11:55 NW 17 4.83 Overcast with Haze SCT014 OVC021 -12 -18 61% -19 77.29 0.0
08 11:35 N 19 3.22 Light Snow SCT012 OVC019 -13 -19 61% -21 77.29 0.0
08 11:15 NW 11 G 26 4.83 Light Snow SCT013 BKN019 OVC025 -13 -19 61% -19 77.29 0.0
08 10:55 N 15 2.82 Light Snow BKN011 OVC021 -13 -20 56% -20 77.29 0.0
08 10:15 N 13 11.27 Mostly Cloudy SCT009 BKN016 BKN025 -13 -19 61% -19 77.27 0.0
08 09:55 NW 15 G 28 4.83 Overcast with Haze SCT008 BKN014 OVC025 -15 -19 72% -22 77.27 0.0
08 09:35 N 13 4.02 Light Snow SCT008 BKN014 OVC025 -15 -20 66% -22 77.27 0.0
08 09:15 N 15 2.82 Light Snow BKN008 OVC013 -15 -18 78% -22 77.24 0.0
08 08:55 N 11 1.61 Light Snow OVC008 -16 -20 72% -22 77.24 0.0
08 08:35 NW 13 2.01 Light Snow BKN008 BKN012 OVC019 -16 -20 72% -23 77.22 0.0
08 08:15 NW 11 8.05 Light Snow SCT008 BKN016 OVC030 -16 -21 66% -22 77.22 0.0
08 07:55 N 11 6.44 Overcast with Haze SCT013 SCT019 OVC030 -16 -21 66% -22 77.19 0.0
08 07:35 NW 11 11.27 Light Snow SCT008 BKN026 OVC032 -17 -21 71% -23 77.17 0.0
08 07:15 NW 11 4.02 Light Snow SCT008 BKN026 OVC034 -17 -21 71% -23 77.17 0.0
08 06:55 NW 9 6.44 Light Snow SCT010 SCT016 OVC034 -16 -21 66% -22 77.14 0.0
08 06:35 N 13 8.05 Light Snow SCT022 SCT027 OVC034 -16 -21 66% -23 77.11 0.0
08 06:15 NW 11 6.44 Light Snow SCT013 BKN028 OVC034 -16 -20 72% -22 77.09 0.0
08 05:55 N 11 6.44 Light Snow SCT013 BKN028 OVC034 -16 -20 72% -22 77.09 0.0
08 05:35 N 15 6.44 Light Snow SCT015 BKN025 OVC034 -16 -20 72% -23 77.06 0.0
08 05:15 NW 13 6.44 Light Snow SCT009 BKN025 OVC033 -16 -20 72% -23 77.04 0.0
08 04:55 N 13 4.83 Light Snow SCT010 BKN026 OVC031 -16 -20 72% -23 77.04 0.0
08 04:35 N 11 8.05 Light Snow OVC026 -16 -20 72% -22 77.01 0.0
08 04:15 N 11 11.27 Light Snow OVC026 -16 -20 72% -22 77.01 0.0
08 03:55 N 11 11.27 Light Snow BKN023 OVC030 -16 -20 72% -22 76.99 0.0
08 03:35 N 15 8.05 Light Snow BKN025 OVC031 -16 -20 72% -23 76.99 0.0
08 03:15 N 13 8.05 Light Snow SCT021 SCT026 OVC032 -16 -20 72% -23 76.99 0.0
08 02:55 N 13 6.44 Light Snow SCT022 BKN030 OVC038 -16 -20 72% -23 77.01 0.0
08 02:35 N 13 G 28 4.02 Light Snow SCT018 BKN024 OVC032 -16 -20 72% -23 76.99 0.0
08 02:15 N 11 G 26 4.83 Light Snow SCT018 BKN026 OVC033 -16 -20 72% -22 76.99 0.0
08 01:55 N 15 4.83 Light Snow BKN018 OVC026 -16 -20 72% -23 76.99 0.0
08 01:35 N 13 6.44 Light Snow SCT014 BKN021 OVC027 -15 -20 66% -22 76.96 0.0
08 01:15 N 15 6.44 Light Snow SCT016 BKN029 OVC038 -15 -20 66% -22 76.96 0.0
08 00:55 N 11 G 26 8.05 Light Snow SCT019 SCT029 OVC038 -15 -20 66% -21 76.96 0.0
08 00:35 N 15 G 28 8.05 Light Snow SCT024 SCT029 OVC038 -15 -20 66% -22 76.96 0.0
08 00:15 N 13 11.27 Light Snow SCT025 BKN034 OVC040 -15 -20 66% -22 76.96 0.0
07 23:55 N 13 G 26 8.05 Light Snow OVC033 -15 -20 66% -22 76.96 0.0
07 23:35 N 13 16.09 Overcast BKN030 OVC035 -15 -20 66% -22 76.96 0.0
07 23:15 NW 13 16.09 Overcast OVC030 -15 -21 60% -22 76.96 0.0
07 22:55 N 17 11.27 Light Snow OVC030 -15 -20 66% -23 76.94 0.0
07 22:35 N 9 G 30 11.27 Light Snow OVC030 -15 -20 66% -20 76.94 0.0
07 22:15 N 13 G 26 8.05 Light Snow BKN027 OVC032 -15 -20 66% -22 76.91 0.0
07 21:55 NW 17 G 30 8.05 Light Snow BKN027 OVC033 -14 -20 61% -22 76.91 0.0
07 21:35 NW 11 G 17 11.27 Light Snow OVC031 -14 -20 61% -20 76.89 0.0
07 21:15 NW 13 G 28 16.09 Overcast BKN029 OVC035 -14 -20 61% -20 76.89 0.0
07 20:55 N 13 G 28 8.05 Light Snow BKN028 OVC033 -14 -19 66% -20 76.86 0.0
07 20:35 NW 15 G 30 11.27 Light Snow OVC028 -14 -19 66% -21 76.86 0.0
07 20:15 NW 13 G 30 11.27 Light Snow OVC031 -14 -19 66% -20 76.84 0.0
07 19:55 NW 24 G 33 11.27 Light Snow OVC029 -14 -19 66% -23 76.84 0.0
07 19:35 NW 17 G 26 8.05 Light Snow SCT025 OVC031 -14 -19 66% -22 76.81 0.0
07 19:15 NW 15 G 26 16.09 Overcast OVC029 -14 -19 66% -21 76.78 0.0
07 18:55 NW 17 G 30 11.27 Light Snow OVC027 -14 -19 66% -22 76.78 0.0
07 18:35 NW 15 8.05 Light Snow OVC029 -14 -19 66% -21 76.76 0.0
07 18:15 NW 13 11.27 Light Snow SCT024 OVC031 -14 -19 66% -20 76.73 0.0
07 17:55 NW 13 G 28 8.05 Light Snow BKN024 OVC029 -14 -18 72% -20 76.71 0.0
07 17:35 NW 17 G 31 0.00 Light Snow SCT016 SCT026 OVC034 -14 -19 66% -22 76.68 0.0
07 17:15 NW 15 G 31 0.00 Overcast SCT015 BKN028 OVC043 -14 -19 66% -21 76.66 0.0
07 16:55 NW 19 G 39 0.00 Overcast SCT013 BKN026 OVC042 -15 -19 72% -23 76.63 0.0
07 16:35 NW 17 G 33 0.00 Overcast SCT011 BKN023 OVC041 -15 -19 72% -23 76.61 0.0
07 16:15 NW 19 G 33 0.00 Overcast SCT012 BKN022 OVC041 -14 -19 66% -22 76.58 0.0
07 15:55 NW 17 G 35 0.00 Overcast SCT007 BKN016 OVC024 -14 -18 72% -22 76.58 0.0
07 15:35 NW 19 G 28 0.00 Overcast SCT010 BKN018 OVC029 -15 -18 78% -23 76.56 0.0
07 15:15 NW 19 G 35 0.00 Overcast SCT008 BKN012 OVC030 -14 -18 72% -22 76.53 0.0
07 14:55 NW 15 G 31 0.00 Overcast SCT008 BKN013 OVC023 -15 -18 78% -22 76.5 0.0
07 14:35 NW 15 G 28 0.00 Overcast SCT013 BKN018 OVC024 -14 -19 66% -21 76.48 0.0
07 14:15 NW 22 G 39 0.00 Overcast SCT011 BKN017 OVC029 -14 -20 61% -23 76.48 0.0
07 13:55 NW 20 G 35 0.00 Overcast BKN009 BKN015 OVC025 -15 -19 72% -24 76.48 0.0
07 13:35 NW 20 G 39 0.00 Overcast BKN009 BKN015 OVC024 -15 -20 66% -24 76.48 0.0
07 13:15 NW 11 G 37 0.00 Overcast BKN009 BKN013 OVC021 -15 -20 66% -21 76.45 0.0
07 12:55 NW 11 0.00 Overcast SCT004 BKN008 OVC019 -15 -19 72% -21 76.45 0.0
07 12:35 NW 20 G 30 0.00 Overcast BKN008 BKN014 OVC020 -15 -20 66% -24 76.45 0.0
07 12:15 NW 20 G 30 0.00 Overcast SCT008 BKN013 OVC025 -15 -20 66% -24 76.45 0.0
07 11:55 NW 19 G 35 0.00 Overcast BKN010 BKN013 OVC022 -16 -20 72% -24 76.45 0.0
07 11:35 NW 15 G 26 0.00 Overcast SCT010 BKN014 OVC027 -16 -20 72% -23 76.45 0.0
07 11:15 NW 17 G 30 0.00 Overcast SCT010 BKN015 OVC024 -16 -20 72% -24 76.45 0.0
07 10:55 NW 9 G 28 0.00 Overcast SCT011 BKN017 OVC028 -16 -20 72% -22 76.45 0.0
07 10:35 NW 17 G 26 0.00 Overcast SCT009 BKN012 OVC020 -16 -20 72% -24 76.43 0.0
07 10:15 NW 15 G 39 0.00 Overcast BKN011 BKN015 OVC022 -16 -20 72% -23 76.43 0.0
07 09:55 NW 15 G 31 0.00 Overcast BKN010 OVC020 -16 -20 72% -23 76.4 0.0
07 09:35 NW 15 G 30 0.00 Overcast BKN008 BKN013 OVC020 -16 -20 72% -23 76.4 0.0
07 09:15 NW 15 G 30 0.00 Overcast SCT010 BKN016 OVC029 -16 -20 72% -23 76.38 0.0
07 08:55 NW 28 G 46 0.00 Overcast SCT012 BKN019 OVC029 -16 -20 72% -26 76.35 0.0
07 08:35 NW 20 G 35 0.00 Overcast SCT010 BKN018 OVC029 -16 -20 72% -25 76.33 0.0
07 08:15 NW 17 G 31 0.00 Overcast SCT011 BKN019 OVC029 -16 -20 72% -24 76.3 0.0
07 07:55 NW 22 G 37 0.00 Overcast SCT010 BKN021 OVC030 -16 -20 72% -25 76.28 0.0
07 07:35 NW 19 G 35 0.00 Overcast BKN022 OVC029 -16 -20 72% -24 76.25 0.0
07 07:15 NW 13 G 30 0.00 Overcast OVC022 -16 -20 72% -23 76.2 0.0
07 06:55 NW 17 G 35 0.00 Overcast BKN022 OVC027 -16 -20 72% -24 76.17 0.0
07 06:35 NW 17 G 37 0.00 Overcast BKN025 OVC032 -16 -20 72% -24 76.12 0.0
07 06:15 NW 20 G 33 0.00 Overcast OVC027 -16 -20 72% -25 76.07 0.0
Date Time (est) 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)