National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Charleston Executive Airport
Imperial (Metric)
Date Time (edt) 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.
14 09:35 N 6 10.00 Thunderstorm in Vicinity SCT035 SCT070 BKN110 75.2 75.2 100% 73 30.09 0.0
14 09:15 N 7 9.00 Thunderstorm in Vicinity CLR 75.2 75.2 100% 73 30.08 0.0
14 08:55 N 8 5.00 Thunderstorm in Vicinity Rain Fog/Mist SCT095 75.2 75.2 100% 73 30.08 0.0 0.05
14 08:35 NE 7 3.00 Light Drizzle Fog/Mist FEW027 FEW039 SCT075 75.2 75.2 100% 73 30.08 0.0
14 08:15 E 7 G 15 2.50 Rain Fog/Mist FEW009 SCT039 BKN060 75.2 75.2 100% 73 30.07 0.0
14 07:55 NE 7 3.00 Light Rain Fog/Mist FEW027 SCT038 OVC060 77 77 100% 78 30.07 0.0 0.02
14 07:35 NE 3 9.00 Overcast SCT042 OVC060 77 77 100% 78 30.06 0.0
14 07:15 N 6 10.00 Overcast FEW038 BKN055 OVC080 75.2 75.2 100% 73 30.06 0.0
14 06:55 N 5 10.00 Thunderstorm in Vicinity OVC065 75.2 75.2 100% 73 30.05 0.0 0.17
14 06:35 N 6 8.00 Thunderstorm in Vicinity Drizzle FEW006 SCT023 OVC070 75.2 75.2 100% 73 30.05 0.0
14 06:15 Calm 2.00 Rain Fog/Mist SCT007 BKN019 OVC047 75.2 75.2 100% 73 30.05 0.0
14 05:55 NE 8 G 18 3.00 Heavy Rain Fog/Mist BKN008 BKN015 OVC020 77 77 100% 78 30.05 0.0 0.07
14 05:35 Calm 10.00 Thunderstorm in Vicinity BKN016 BKN020 77 77 100% 78 30.04 0.0
14 05:15 Calm 10.00 Thunderstorm in Vicinity SCT018 75.2 75.2 100% 73 30.04 0.0
14 04:55 Calm 10.00 Thunderstorm in Vicinity FEW015 SCT060 75.2 73.4 94% 74 30.03 0.0
14 04:35 Calm 10.00 A Few Clouds FEW014 FEW060 75.2 73.4 94% 74 30.05 0.0
14 04:15 N 3 10.00 A Few Clouds FEW015 FEW037 75.2 73.4 94% 74 30.04 0.0
14 03:55 Calm 10.00 Thunderstorm in Vicinity FEW015 SCT030 BKN037 75.2 73.4 94% 74 30.05 0.0
14 03:35 Calm 10.00 Thunderstorm in Vicinity FEW023 SCT029 75.2 73.4 94% 74 30.04 0.0
14 03:15 NE 6 10.00 Thunderstorm SCT037 SCT044 77 73.4 89% 78 30.04 0.0
14 02:55 N 7 9.00 Thunderstorm in Vicinity SCT012 BKN029 OVC035 77 77 100% 78 30.04 0.0
14 02:35 Calm 10.00 Thunderstorm in Vicinity SCT013 BKN018 OVC032 78.8 78.8 100% 83 30.05 0.0
14 01:55 N 6 10.00 Mostly Cloudy FEW019 SCT024 BKN036 78.8 78.8 100% 83 30.05 0.0
14 01:35 Calm 9.00 Mostly Cloudy SCT019 BKN025 77 77 100% 78 30.06 0.0
14 01:15 NW 5 9.00 Fair CLR 77 77 100% 78 30.06 0.0
14 00:55 NW 3 10.00 Fair CLR 77 77 100% 78 30.07 0.0
14 00:35 N 5 10.00 Fair CLR 77 77 100% 78 30.07 0.0
14 00:15 Calm 10.00 Fair CLR 77 77 100% 78 30.07 0.0
13 23:55 Calm 10.00 Fair CLR 77 77 100% 78 30.07 0.0
13 23:35 Calm 10.00 Fair CLR 77 77 100% 78 30.06 0.0
13 23:15 Calm 10.00 Fair CLR 77 77 100% 78 30.07 0.0
13 22:55 Calm 10.00 A Few Clouds FEW039 FEW046 FEW050 77 75.2 94% 78 30.06 0.0
13 22:35 Calm 10.00 Light Drizzle FEW038 SCT049 BKN085 75.2 73.4 94% 74 30.07 0.0
13 22:15 Vrbl 3 9.00 Light Drizzle FEW049 SCT070 BKN080 75.2 75.2 100% 73 30.07 0.0
13 21:55 Calm 10.00 Light Drizzle FEW045 SCT055 BKN070 77 75.2 94% 78 30.06 0.0 0.01
13 21:35 SW 5 4.00 Light Rain Fog/Mist FEW037 SCT048 BKN065 77 75.2 94% 78 30.06 0.0
13 20:55 SW 8 10.00 Thunderstorm SCT019 BKN024 OVC047 80.6 75.2 84% 86 30.06 0.0
13 20:35 Calm 10.00 Thunderstorm BKN019 BKN024 82.4 77 84% 91 30.06 0.0
13 20:15 S 6 10.00 Thunderstorm in Vicinity SCT020 SCT033 82.4 75.2 79% 89 30.05 0.0
13 19:55 S 6 10.00 Partly Cloudy SCT021 82.4 75.2 79% 89 30.04 0.0
13 19:35 S 9 10.00 A Few Clouds FEW022 FEW031 82.4 75.2 79% 89 30.05 0.0
13 19:15 S 7 10.00 Mostly Cloudy FEW020 SCT026 BKN031 84.2 75.2 74% 92 30.04 0.0
13 18:55 S 8 10.00 Mostly Cloudy BKN024 BKN030 84.2 75.2 74% 92 30.04 0.0
13 18:35 S 8 10.00 Partly Cloudy SCT022 84.2 75.2 74% 92 30.04 0.0
13 18:15 S 8 G 14 10.00 A Few Clouds FEW020 84.2 75.2 74% 92 30.02 0.0
13 17:55 S 10 10.00 Fair CLR 84.2 75.2 74% 92 30.02 0.0
13 17:35 S 12 10.00 Fair CLR 86 75.2 70% 95 30.02 0.0
13 17:15 S 13 10.00 Fair CLR 87.8 75.2 66% 98 30.03 0.0
13 16:55 S 12 10.00 Fair CLR 87.8 73.4 62% 96 30.02 0.0
13 16:35 S 13 10.00 Fair CLR 87.8 73.4 62% 96 30.03 0.0
13 16:15 S 12 10.00 Fair CLR 87.8 73.4 62% 96 30.03 0.0
13 15:55 S 10 10.00 Fair CLR 87.8 73.4 62% 96 30.04 0.0
13 15:35 SE 7 10.00 Fair CLR 89.6 73.4 59% 98 30.05 0.0
13 15:15 S 8 10.00 Fair CLR 87.8 73.4 62% 96 30.05 0.0
13 14:55 SE 6 10.00 Fair CLR 89.6 71.6 55% 96 30.06 0.0
13 14:35 SE 6 10.00 Fair CLR 87.8 73.4 62% 96 30.06 0.0
13 14:15 Vrbl 7 G 15 10.00 Fair CLR 87.8 73.4 62% 96 30.06 0.0
13 13:55 S 7 10.00 Fair CLR 87.8 75.2 66% 98 30.07 0.0
13 13:35 Vrbl 5 10.00 A Few Clouds FEW030 87.8 73.4 62% 96 30.07 0.0
13 13:10 Calm 10.00 Partly Cloudy SCT030 87.8 73.4 62% 96 30.08 0.0
13 12:55 Calm 10.00 Fair CLR 87.8 73.4 62% 96 30.09 0.0
13 12:35 Calm 10.00 Fair CLR 86 73.4 66% 93 30.09 0.0
13 12:15 Calm 10.00 Fair CLR 87.8 73.4 62% 96 30.1 0.0
13 11:50 Calm 10.00 Fair CLR 86 73.4 66% 93 30.11 0.0
13 11:35 Calm 10.00 Fair CLR 87.8 73.4 62% 96 30.11 0.0
13 11:15 Calm 10.00 Fair CLR 86 73.4 66% 93 30.11 0.0
13 10:55 Calm 10.00 Fair CLR 86 73.4 66% 93 30.11 0.0
13 10:35 Calm 10.00 Fair CLR 84.2 73.4 70% 91 30.11 0.0
13 10:15 W 6 10.00 Fair CLR 84.2 73.4 70% 91 30.11 0.0
13 09:55 Calm 10.00 Fair CLR 82.4 75.2 79% 89 30.11 0.0
13 09:35 Calm 10.00 Fair CLR 80.6 75.2 84% 86 30.11 0.0
13 09:15 Calm 10.00 Fair CLR 78.8 75.2 89% 82 30.11 0.0
13 08:55 Calm 9.00 Fair CLR 78.8 75.2 89% 82 30.11 0.0
13 08:35 Calm 10.00 Fair CLR 77 75.2 94% 78 30.1 0.0
13 08:15 Calm 10.00 Fair CLR 77 75.2 94% 78 30.1 0.0
13 07:50 Calm 10.00 Fair CLR 77 77 100% 78 30.09 0.0
13 07:35 Calm 10.00 Fair CLR 75.2 75.2 100% 73 30.09 0.0
13 07:15 Calm 10.00 Fair CLR 75.2 75.2 100% 73 30.09 0.0
13 06:55 W 3 10.00 Fair CLR 75.2 75.2 100% 73 30.09 0.0
13 06:35 Calm 10.00 Fair CLR 75.2 75.2 100% 73 30.08 0.0
13 06:15 Calm 10.00 Fair CLR 75.2 73.4 94% 74 30.08 0.0
13 05:55 Calm 10.00 A Few Clouds FEW040 73.4 73.4 100% 30.07 0.0
13 05:15 Calm 10.00 Fair CLR 73.4 73.4 100% 30.07 0.0
13 04:55 Calm 10.00 Fair CLR 73.4 73.4 100% 30.07 0.0
13 04:35 Calm 10.00 Fair CLR 73.4 73.4 100% 30.07 0.0
13 04:15 Calm 10.00 Fair CLR 73.4 73.4 100% 30.07 0.0
13 03:55 Calm 10.00 Fair CLR 73.4 73.4 100% 30.07 0.0
13 03:35 Calm 10.00 Fair CLR 75.2 73.4 94% 74 30.06 0.0
13 03:15 W 5 10.00 Fair CLR 75.2 73.4 94% 74 30.06 0.0
13 02:55 Calm 10.00 Fair CLR 75.2 73.4 94% 74 30.06 0.0
13 02:35 W 5 10.00 Fair CLR 75.2 73.4 94% 74 30.05 0.0
13 02:15 Calm 10.00 A Few Clouds FEW120 75.2 73.4 94% 74 30.05 0.0
13 01:55 Calm 10.00 A Few Clouds FEW120 75.2 73.4 94% 74 30.03 0.0
13 01:35 Calm 10.00 Fair CLR 75.2 73.4 94% 74 30.03 0.0
13 01:15 Calm 10.00 Fair CLR 75.2 73.4 94% 74 30.02 0.0
13 00:55 W 6 10.00 Fair CLR 75.2 73.4 94% 74 30.02 0.0
13 00:35 W 8 10.00 Fair CLR 75.2 73.4 94% 74 30.03 0.0
13 00:15 W 9 10.00 A Few Clouds FEW048 FEW055 75.2 73.4 94% 74 30.05 0.0
12 23:55 W 14 10.00 Partly Cloudy FEW034 SCT050 SCT070 77 73.4 89% 78 30.06 0.0
12 23:35 W 12 G 22 10.00 Mostly Cloudy SCT033 SCT050 BKN120 77 73.4 89% 78 30.08 0.0
12 23:15 NW 14 10.00 A Few Clouds FEW120 77 73.4 89% 78 30.11 0.0
12 22:55 NW 12 G 20 10.00 Fair CLR 78.8 73.4 84% 82 30.12 0.0
12 22:35 W 12 G 20 10.00 Thunderstorm in Vicinity FEW020 SCT070 78.8 73.4 84% 82 30.12 0.0
12 22:15 W 8 G 21 10.00 Thunderstorm in Vicinity BKN070 80.6 73.4 79% 85 30.13 0.0
12 21:55 W 8 10.00 Mostly Cloudy SCT070 BKN120 80.6 75.2 84% 86 30.1 0.0
12 21:35 SW 8 10.00 Partly Cloudy FEW065 FEW090 SCT120 80.6 73.4 79% 85 30.08 0.0
12 21:15 SW 12 G 17 10.00 Mostly Cloudy FEW038 BKN065 BKN100 82.4 75.2 79% 89 30.08 0.0
12 20:55 SW 16 G 23 10.00 Mostly Cloudy FEW020 SCT038 BKN070 82.4 77 84% 91 30.06 0.0
12 20:35 Calm 10.00 Thunderstorm in Vicinity BKN090 82.4 77 84% 91 30.05 0.0
12 20:15 Calm 10.00 Fair CLR 82.4 77 84% 91 30.04 0.0
12 19:55 SW 8 10.00 Fair CLR 82.4 78.8 89% 92 30.04 0.0
12 19:35 SW 5 10.00 Fair CLR 82.4 77 84% 91 30.03 0.0
12 19:15 Calm 10.00 A Few Clouds FEW070 FEW085 82.4 75.2 79% 89 30.03 0.0
12 18:55 Calm 10.00 Mostly Cloudy BKN070 BKN080 BKN095 82.4 77 84% 91 30.04 0.0
12 18:35 Calm 10.00 Overcast OVC070 82.4 77 84% 91 30.05 0.0
12 18:15 SW 3 10.00 Partly Cloudy SCT070 84.2 75.2 74% 92 30.05 0.0
12 17:55 S 6 10.00 Fair CLR 84.2 75.2 74% 92 30.03 0.0
12 17:35 S 5 10.00 Fair CLR 84.2 73.4 70% 91 30.03 0.0
12 17:15 Calm 10.00 Fair CLR 84.2 73.4 70% 91 30.02 0.0
12 16:55 S 3 9.00 Fair CLR 84.2 75.2 74% 92 30.03 0.0
12 16:35 S 6 9.00 Fair CLR 82.4 75.2 79% 89 30.04 0.0
12 16:15 Calm 9.00 Thunderstorm in Vicinity CLR 80.6 75.2 84% 86 30.04 0.0
12 15:55 Calm 10.00 Thunderstorm in Vicinity CLR 78.8 75.2 89% 82 30.04 0.0 0.01
12 15:35 E 5 9.00 Thunderstorm CLR 77 75.2 94% 78 30.05 0.0
12 15:15 E 9 6.00 Thunderstorm Light Drizzle Fog/Mist FEW032 SCT047 SCT065 78.8 75.2 89% 82 30.05 0.0
12 14:55 E 7 4.00 Thunderstorm Light Drizzle Haze FEW027 SCT038 BKN070 80.6 73.4 79% 85 30.08 0.0 0.02
12 14:35 W 16 G 22 7.00 Thunderstorm Light Rain FEW029 SCT035 BKN041 86 73.4 66% 93 30.06 0.0
12 14:15 SE 9 9.00 Thunderstorm in Vicinity FEW042 BKN050 89.6 78.8 71% 105 30.05 0.0
12 13:55 Calm 10.00 Thunderstorm in Vicinity CLR 96.8 73.4 47% 107 30.05 0.0
12 13:35 Vrbl 5 G 12 10.00 Thunderstorm in Vicinity CLR 96.8 73.4 47% 107 30.06 0.0
12 13:15 W 9 10.00 Fair CLR 96.8 73.4 47% 107 30.07 0.0
12 12:55 NW 10 10.00 Fair CLR 95 75.2 53% 107 30.07 0.0
12 12:35 W 9 10.00 Fair CLR 95 73.4 50% 105 30.08 0.0
12 12:15 NW 8 G 14 10.00 Fair CLR 95 75.2 53% 107 30.09 0.0
12 11:55 Vrbl 6 G 14 10.00 Fair CLR 93.2 75.2 56% 105 30.09 0.0
12 11:35 Vrbl 6 10.00 Fair CLR 93.2 75.2 56% 105 30.09 0.0
12 11:15 NW 9 10.00 Fair CLR 91.4 75.2 59% 103 30.1 0.0
12 10:55 Vrbl 6 10.00 Fair CLR 91.4 77 63% 105 30.1 0.0
12 10:35 W 7 10.00 Fair CLR 89.6 75.2 63% 100 30.09 0.0
12 10:15 NW 6 10.00 Fair CLR 87.8 75.2 66% 98 30.1 0.0
12 09:55 NW 7 10.00 Fair CLR 86 75.2 70% 95 30.1 0.0
12 09:35 NW 7 10.00 Fair CLR 84.2 75.2 74% 92 30.1 0.0
12 09:15 W 8 10.00 Fair CLR 84.2 73.4 70% 91 30.1 0.0
12 08:55 NW 9 10.00 Fair CLR 84.2 73.4 70% 91 30.09 0.0
12 08:35 W 10 10.00 Fair CLR 82.4 73.4 74% 88 30.08 0.0
12 08:15 W 12 10.00 Fair CLR 82.4 73.4 74% 88 30.08 0.0
12 07:55 W 8 10.00 Fair CLR 80.6 73.4 79% 85 30.08 0.0
12 07:35 W 7 10.00 Fair CLR 80.6 71.6 74% 85 30.08 0.0
12 07:15 W 7 10.00 A Few Clouds FEW100 78.8 73.4 84% 82 30.08 0.0
12 06:55 W 6 10.00 Fair CLR 77 71.6 83% 78 30.08 0.0
12 06:35 W 6 10.00 Fair CLR 77 71.6 83% 78 30.07 0.0
12 06:15 W 5 10.00 Fair CLR 77 73.4 89% 78 30.06 0.0
12 05:55 Calm 10.00 Fair CLR 77 73.4 89% 78 30.06 0.0
12 05:35 Calm 10.00 Fair CLR 77 73.4 89% 78 30.06 0.0
12 05:15 W 3 10.00 Fair CLR 77 73.4 89% 78 30.06 0.0
12 04:55 W 6 10.00 Fair CLR 78.8 73.4 84% 82 30.05 0.0
12 04:35 SW 3 10.00 Fair CLR 78.8 73.4 84% 82 30.05 0.0
12 04:15 W 3 10.00 Fair CLR 78.8 73.4 84% 82 30.05 0.0
12 03:35 W 3 10.00 Fair CLR 77 75.2 94% 78 30.04 0.0
12 03:15 W 5 10.00 Fair CLR 78.8 75.2 89% 82 30.04 0.0
12 02:55 Calm 10.00 Fair CLR 78.8 75.2 89% 82 30.04 0.0
12 02:35 Calm 10.00 Fair CLR 78.8 75.2 89% 82 30.05 0.0
12 02:15 Calm 10.00 Fair CLR 78.8 75.2 89% 82 30.04 0.0
12 01:55 Calm 10.00 Fair CLR 77 77 100% 78 30.04 0.0
12 01:35 Calm 10.00 Fair CLR 77 77 100% 78 30.05 0.0
12 01:15 Calm 10.00 Fair CLR 78.8 77 94% 83 30.05 0.0
12 00:55 Calm 10.00 Fair CLR 78.8 77 94% 83 30.06 0.0
12 00:35 Calm 10.00 Fair CLR 78.8 77 94% 83 30.06 0.0
12 00:15 Calm 10.00 Fair CLR 80.6 77 89% 87 30.06 0.0
11 23:55 W 7 10.00 Fair CLR 80.6 77 89% 87 30.07 0.0
11 23:35 SW 9 10.00 Partly Cloudy FEW037 SCT060 SCT070 80.6 77 89% 87 30.07 0.0
11 23:15 SW 6 10.00 Mostly Cloudy FEW037 SCT060 BKN065 80.6 77 89% 87 30.08 0.0
11 22:55 SW 7 10.00 Partly Cloudy SCT060 80.6 75.2 84% 86 30.08 0.0
11 22:35 SW 7 10.00 A Few Clouds FEW060 78.8 75.2 89% 82 30.08 0.0
11 21:55 SW 6 10.00 Fair CLR 78.8 75.2 89% 82 30.05 0.0
11 21:30 SW 8 10.00 Fair CLR 77 75.2 94% 78 30.05 0.0
11 21:15 SW 6 10.00 Fair CLR 77 75.2 94% 78 30.04 0.0
11 20:55 SW 6 10.00 Fair CLR 77 77 100% 78 30.04 0.0
11 20:35 SW 5 10.00 Fair CLR 77 75.2 94% 78 30.04 0.0
11 20:15 Calm 10.00 Fair CLR 77 75.2 94% 78 30.05 0.0
11 19:55 SE 3 10.00 Fair CLR 77 75.2 94% 78 30.05 0.0 0.01
11 19:35 Calm 10.00 Fair CLR 77 75.2 94% 78 30.05 0.0
11 19:15 Calm 10.00 Fair CLR 75.2 75.2 100% 73 30.06 0.0
11 18:55 E 3 10.00 Fair CLR 75.2 75.2 100% 73 30.06 0.0
11 18:35 NE 6 10.00 A Few Clouds FEW120 75.2 73.4 94% 74 30.06 0.0
11 18:15 NE 5 G 14 10.00 Thunderstorm FEW029 FEW055 SCT120 75.2 73.4 94% 74 30.08 0.0
11 17:55 N 16 G 31 0.50 Thunderstorm Light Rain Fog BKN010 BKN037 OVC060 75.2 75.2 100% 73 30.08 0.0 0.61
11 17:35 N 25 G 36 0.00 Thunderstorm Heavy Rain and Breezy NULL 75.2 73.4 94% 74 30.05 0.0
11 17:15 NE 9 8.00 Thunderstorm Light Drizzle FEW049 BKN065 BKN085 86 69.8 59% 91 30.03 0.0
11 16:55 SW 12 10.00 Thunderstorm in Vicinity SCT065 93.2 77 59% 107 30.01 0.0
11 16:35 S 12 G 20 10.00 A Few Clouds FEW065 93.2 77 59% 107 30 0.0
11 16:15 SW 9 G 16 10.00 Fair CLR 100.4 69.8 37% 108 30.01 0.0
11 15:55 SW 10 G 20 10.00 Fair CLR 98.6 69.8 39% 106 30 0.0
11 15:35 Vrbl 6 G 16 10.00 Fair CLR 98.6 69.8 39% 106 30 0.0
11 15:15 SW 15 10.00 Fair CLR 98.6 69.8 39% 106 30.02 0.0
11 14:55 W 9 G 15 10.00 Fair CLR 98.6 69.8 39% 106 30.02 0.0
11 14:35 Vrbl 7 G 17 10.00 Fair CLR 98.6 69.8 39% 106 30.02 0.0
11 14:15 W 9 G 18 10.00 Fair CLR 96.8 69.8 42% 103 30.03 0.0
11 13:55 W 15 10.00 Fair CLR 96.8 69.8 42% 103 30.04 0.0
11 13:35 SW 10 10.00 Fair CLR 96.8 71.6 44% 105 30.05 0.0
11 13:15 W 8 G 16 10.00 Fair CLR 95 71.6 47% 103 30.06 0.0
11 12:55 W 12 G 23 10.00 Fair CLR 95 71.6 47% 103 30.07 0.0
11 12:35 W 10 10.00 A Few Clouds FEW049 95 73.4 50% 105 30.08 0.0
11 12:15 W 9 G 20 10.00 Fair CLR 93.2 73.4 53% 103 30.09 0.0
11 11:55 W 12 10.00 Fair CLR 93.2 73.4 53% 103 30.09 0.0
11 11:35 W 10 10.00 Fair CLR 93.2 73.4 53% 103 30.09 0.0
11 11:15 W 8 10.00 Fair CLR 91.4 73.4 56% 100 30.09 0.0
11 10:55 W 9 G 16 10.00 Fair CLR 91.4 73.4 56% 100 30.09 0.0
11 10:35 W 8 G 14 10.00 Fair CLR 89.6 73.4 59% 98 30.09 0.0
11 10:15 SW 8 G 14 10.00 Fair CLR 87.8 75.2 66% 98 30.09 0.0
Date Time (edt) 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)