National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Big Sandy Regional Airport
Imperial (Metric)
Date Time (est) 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.
27 16:55 E 3 10.00 Fair CLR 62.4 46.8 57% 30.01 0.0
27 16:35 Calm 10.00 Fair CLR 64.4 46.8 53% 30.02 0.0
27 16:15 Calm 10.00 Fair CLR 64.8 47.3 53% 30.02 0.0
27 15:55 Calm 10.00 Fair CLR 64.8 46.9 53% 30.02 0.0
27 15:35 Calm 10.00 Fair CLR 66.4 46.9 50% 30.02 0.0
27 15:15 Calm 10.00 Partly Cloudy SCT030 65.7 46.9 51% 30.02 0.0
27 14:55 Calm 10.00 Partly Cloudy SCT027 66.6 47.1 50% 30.02 0.0
27 14:35 Calm 10.00 Partly Cloudy SCT029 65.7 47.5 52% 30.02 0.0
27 14:15 Calm 10.00 Overcast OVC027 67.1 47.5 50% 30.02 0.0
27 13:55 Calm 10.00 Overcast OVC027 65.8 47.8 52% 30.02 0.0
27 13:35 Calm 10.00 Overcast OVC027 63.1 48 58% 30.02 0.0
27 13:15 Calm 10.00 Overcast OVC028 62.8 47.8 58% 30.02 0.0
27 12:55 N 5 10.00 Overcast OVC026 63.5 47.8 63.5 56.8 57% 30.03 0.0
27 12:35 Calm 10.00 Overcast OVC026 61.9 48 61% 30.03 0.0
27 12:15 Calm 10.00 Overcast SCT018 OVC026 61.7 47.5 60% 30.03 0.0
27 11:55 Calm 10.00 Overcast BKN018 OVC024 62.4 48.9 62% 30.04 0.0
27 11:35 Calm 10.00 Overcast SCT018 OVC024 60.3 48.4 65% 30.04 0.0
27 11:15 Calm 10.00 Overcast SCT016 OVC024 59.5 48.4 67% 30.05 0.0
27 10:55 Calm 10.00 Overcast BKN016 OVC022 58.6 48.2 68% 30.05 0.0
27 10:35 Calm 10.00 Overcast OVC022 59 48.2 68% 30.05 0.0
27 10:15 Calm 10.00 Overcast SCT013 OVC022 58.6 48.2 68% 30.05 0.0
27 09:55 Calm 10.00 Overcast SCT015 BKN019 OVC026 58.3 48.2 69% 30.05 0.0
27 09:35 Calm 10.00 Overcast SCT019 OVC026 57.9 48.4 71% 30.05 0.0
27 09:15 Calm 10.00 Overcast OVC024 57.4 48.6 73% 30.04 0.0
27 08:55 Calm 10.00 Overcast OVC020 57 48.4 73% 30.04 0.0
27 08:35 Calm 10.00 Overcast OVC020 57 49.3 75% 30.03 0.0
27 08:15 Calm 10.00 Overcast OVC020 57.2 49.5 76% 30.02 0.0
27 07:55 NE 3 10.00 Overcast OVC020 57.2 49.6 76% 30.02 0.0
27 07:35 Calm 10.00 Overcast OVC020 57.4 50 77% 30 0.0
27 07:15 Calm 10.00 Overcast OVC020 57.4 50.2 77% 30 0.0
27 06:55 Calm 10.00 Overcast BKN018 OVC025 58.5 50.4 64 58.3 75% 30 0.0
27 06:35 Calm 10.00 Overcast BKN025 BKN030 OVC045 58.3 50.9 77% 29.99 0.0
27 06:15 NE 3 10.00 Overcast SCT015 OVC023 59.4 50.7 73% 29.98 0.0
27 05:55 N 5 10.00 Overcast OVC017 59.9 50.7 72% 29.97 0.0
27 05:35 NW 3 10.00 Overcast OVC017 60.3 50.9 71% 29.97 0.0
27 05:15 NW 3 10.00 Overcast BKN019 BKN028 OVC037 60.3 50.9 71% 29.96 0.0
27 04:55 N 3 10.00 Overcast SCT019 BKN030 OVC036 60.4 51.3 72% 29.95 0.0
27 04:35 N 5 10.00 Overcast BKN015 BKN019 OVC030 61 52 72% 29.95 0.0
27 04:15 NW 5 10.00 Overcast BKN015 OVC021 61.7 53.1 73% 29.95 0.0
27 03:55 NW 6 10.00 Overcast OVC017 62.1 52.9 72% 29.95 0.0
27 03:35 N 5 10.00 Overcast SCT013 OVC020 62.6 53.2 72% 29.95 0.0
27 03:15 NW 3 10.00 Overcast BKN018 BKN027 OVC048 62.8 54 73% 29.94 0.0
27 02:55 NW 5 10.00 Overcast OVC018 63 54 73% 29.93 0.0
27 02:35 Calm 10.00 Overcast BKN016 BKN023 OVC039 63.1 54.1 73% 29.92 0.0
27 02:15 W 5 10.00 Overcast BKN018 BKN026 OVC055 62.8 54.1 74% 29.91 0.0
27 01:55 NW 6 10.00 Mostly Cloudy BKN018 BKN047 BKN070 63 54 73% 29.91 0.0
27 01:35 W 3 10.00 Partly Cloudy SCT018 SCT070 63.1 53.8 72% 29.9 0.0
27 01:15 W 9 10.00 Overcast SCT018 SCT046 OVC070 63.7 54 71% 29.9 0.0
27 00:55 W 5 10.00 Overcast SCT050 OVC060 64 54 66.2 63.7 70% 29.9 0.0
27 00:35 W 5 10.00 Overcast SCT018 SCT060 OVC070 63.9 54.1 71% 29.89 0.0
27 00:15 W 7 10.00 Overcast SCT018 OVC060 63.9 54.1 71% 29.9 0.0
26 23:55 W 6 10.00 Overcast OVC060 64 54.1 70% 29.89 0.0
26 23:35 W 5 10.00 Overcast OVC060 64.4 54.5 70% 29.89 0.0
26 23:15 W 6 10.00 Overcast OVC060 64.4 54.3 70% 29.89 0.0
26 22:55 W 8 10.00 Overcast OVC060 64.4 54.3 70% 29.88 0.0
26 22:35 W 7 10.00 Overcast SCT020 SCT046 OVC060 64.4 54.5 70% 29.88 0.0
26 22:15 W 7 10.00 Overcast BKN020 BKN028 OVC060 65.3 54.1 67% 29.88 0.0
26 21:55 W 3 10.00 Overcast SCT022 SCT027 OVC065 64.6 54.5 70% 29.88 0.0
26 21:35 Calm 10.00 Overcast SCT028 BKN050 OVC055 64.8 54.3 69% 29.88 0.0
26 21:15 W 8 10.00 Overcast SCT028 BKN045 OVC065 65.3 54.5 68% 29.87 0.0
26 20:55 W 8 10.00 Overcast SCT024 BKN032 OVC065 65.3 54.5 68% 29.87 0.0
26 20:35 W 5 10.00 Overcast BKN022 OVC030 65.5 54.5 68% 29.87 0.0
26 20:15 W 10 10.00 Overcast OVC020 65.7 54.5 67% 29.87 0.0
26 19:55 W 10 10.00 Overcast OVC022 65.8 54.5 67% 29.86 0.0
26 19:35 W 12 G 18 10.00 Overcast BKN022 OVC027 66 54.1 66% 29.85 0.0
26 19:15 W 8 10.00 Overcast BKN022 OVC026 66.2 54.1 65% 29.85 0.0
26 18:55 W 8 10.00 Overcast OVC022 66.2 54 69.8 66.2 65% 29.85 0.0
26 18:35 W 12 G 17 10.00 Overcast SCT022 BKN027 OVC060 66.4 53.8 64% 29.83 0.0
26 18:15 W 8 G 18 10.00 Overcast BKN027 BKN032 OVC060 66.6 53.6 63% 29.83 0.0
26 17:55 W 14 G 20 10.00 Overcast OVC027 66.7 53.1 62% 29.82 0.0
26 17:35 W 6 G 16 10.00 Overcast OVC027 67.1 52.7 60% 29.83 0.0
26 17:15 W 9 G 18 10.00 Overcast OVC031 67.1 52.3 59% 29.82 0.0
26 16:55 W 9 10.00 Overcast OVC031 67.5 51.4 57% 29.81 0.0
26 16:35 W 7 10.00 Overcast BKN033 OVC041 68 51.1 55% 29.81 0.0
26 16:15 W 15 G 25 10.00 Overcast BKN035 OVC041 68.2 50.9 54% 29.79 0.0
26 15:55 W 13 G 22 10.00 Overcast OVC037 68.9 49.5 50% 29.79 0.0
26 15:35 W 10 10.00 Overcast OVC037 68.9 49.1 49% 29.79 0.0
26 15:15 W 8 G 20 10.00 Overcast OVC039 69.1 48.7 48% 29.78 0.0
26 14:55 W 9 G 22 10.00 Overcast OVC041 69.1 49.1 49% 29.78 0.0
26 14:35 SW 12 G 18 10.00 Overcast OVC043 69.1 49.1 49% 29.78 0.0
26 14:15 W 9 G 18 10.00 Overcast OVC043 69.3 49.3 49% 29.79 0.0
26 13:55 W 7 G 22 10.00 Overcast OVC043 69.3 49.1 49% 29.8 0.0
26 13:35 W 18 G 26 10.00 Overcast BKN040 OVC047 69.4 48.9 48% 29.8 0.0
26 13:15 W 15 G 22 10.00 Overcast BKN038 OVC044 69.4 50 50% 29.8 0.0
26 12:55 W 12 G 20 10.00 Overcast BKN038 OVC045 69.3 51.4 69.3 57.2 53% 29.8 0.0
26 12:35 W 9 G 21 10.00 Overcast BKN038 OVC044 68.9 52 55% 29.8 0.0
26 12:15 SW 14 G 18 10.00 Overcast BKN033 OVC044 67.8 52.5 58% 29.8 0.0
26 11:55 SW 10 G 16 10.00 Overcast OVC033 66.7 52.7 61% 29.82 0.0
26 11:35 SW 10 G 18 10.00 Overcast OVC031 66.2 52.9 62% 29.84 0.0
26 11:15 SW 10 G 16 10.00 Mostly Cloudy BKN031 BKN060 65.8 53.4 64% 29.86 0.0
26 10:55 S 9 10.00 Mostly Cloudy SCT048 BKN060 64.8 53.4 67% 29.87 0.0
26 10:35 S 8 10.00 Overcast SCT027 BKN048 OVC060 63.9 53.1 68% 29.9 0.0
26 10:15 SW 7 10.00 Overcast BKN027 BKN033 OVC065 63.7 53.1 69% 29.91 0.0
26 09:55 S 9 10.00 Overcast SCT025 SCT037 OVC065 63.1 53.1 70% 29.92 0.0
26 09:35 S 7 10.00 Overcast OVC025 61.9 52.9 73% 29.93 0.0
26 09:15 S 7 10.00 Overcast BKN025 OVC040 61.3 52.7 73% 29.93 0.0
26 08:55 SW 7 10.00 Overcast SCT021 BKN038 OVC044 61 52.7 74% 29.93 0.0
26 08:35 S 10 10.00 Overcast BKN021 BKN030 OVC042 59.5 52.9 79% 29.92 0.0
26 08:10 SW 7 10.00 Overcast OVC021 58.8 53.4 82% 29.93 0.0
26 07:35 SW 6 10.00 Overcast SCT019 OVC055 58.3 54.5 87% 29.93 0.0
26 07:15 S 9 10.00 Overcast BKN065 OVC070 57.4 54 88% 29.93 0.0
26 06:55 S 7 10.00 Overcast OVC065 57.2 53.8 57.2 53.4 88% 29.95 0.0
26 06:35 Calm 7.00 Overcast SCT023 OVC065 56.3 52.9 88% 29.95 0.0
26 06:15 Calm 7.00 Mostly Cloudy SCT023 SCT027 BKN065 55.8 52.3 88% 29.95 0.0
26 05:55 S 3 5.00 Fog/Mist SCT027 OVC065 55.8 52.3 88% 29.96 0.0
26 05:35 SW 3 4.00 Fog/Mist SCT003 SCT043 OVC055 55 51.8 89% 29.96 0.0
26 05:15 Calm 4.00 Fog/Mist SCT003 BKN045 OVC050 55 51.8 89% 29.97 0.0
26 04:35 Calm 1.00 Fog/Mist OVC003 53.8 50.4 88% 29.98 0.0
26 04:15 Calm 0.25 Fog OVC003 53.6 50.2 88% 29.99 0.0
26 03:55 Calm 0.25 Fog OVC003 53.6 50 88% 30 0.0
26 03:35 Calm 0.25 Fog OVC003 53.6 50 88% 30.02 0.0
26 03:15 Calm 0.15 Fog OVC003 53.4 50 88% 30.02 0.0
26 02:55 Calm 0.25 Fog OVC003 53.6 50.2 88% 30.03 0.0
26 02:35 Calm 0.25 Fog OVC003 53.6 50 88% 30.03 0.0
26 02:15 Calm 0.25 Fog OVC003 53.6 50.2 88% 30.03 0.0
26 01:55 Calm 0.50 Fog OVC003 53.6 50.2 88% 30.03 0.0
26 01:35 Calm 1.25 Fog/Mist OVC003 53.6 50 88% 30.04 0.0
26 01:15 E 3 2.50 Fog/Mist OVC003 53.6 50 88% 30.04 0.0
26 00:55 E 3 4.00 Fog/Mist OVC003 53.6 50.2 59.9 53.6 88% 30.05 0.0 0.01
26 00:35 N 3 4.00 Fog/Mist OVC003 54 50.4 88% 30.06 0.0
26 00:15 Calm 5.00 Fog/Mist OVC003 54 50.5 88% 30.06 0.0
25 23:55 Calm 5.00 Fog/Mist OVC003 54.1 50.9 89% 30.05 0.0
25 23:35 Calm 5.00 Fog/Mist OVC003 54.5 50.9 88% 30.07 0.0
25 23:15 Calm 5.00 Fog/Mist OVC003 54.5 50.9 88% 30.07 0.0
25 22:55 Calm 5.00 Fog/Mist OVC003 54.5 50.9 88% 30.08 0.0
25 22:35 Calm 7.00 Overcast OVC003 54.7 51.1 88% 30.08 0.0
25 22:15 Calm 7.00 Overcast OVC003 54.7 50.9 87% 30.09 0.0
25 21:55 Calm 7.00 Overcast BKN003 OVC007 54.9 51.1 87% 30.09 0.0 0.01
25 21:35 NE 5 10.00 Overcast OVC005 55 51.1 87% 30.09 0.0
25 21:15 NE 6 10.00 Overcast OVC005 55.6 51.8 87% 30.1 0.0
25 20:55 NE 3 10.00 Overcast OVC005 56.7 52.9 87% 30.1 0.0
25 20:35 NE 7 10.00 Overcast OVC005 57.2 53.6 88% 30.09 0.0
25 20:15 Calm 10.00 Light Drizzle OVC005 57.7 54 87% 30.09 0.0
25 19:55 NE 5 10.00 Overcast OVC005 58.1 54.1 87% 30.08 0.0 0.01
25 19:35 Calm 10.00 Overcast BKN005 OVC008 58.3 54.7 88% 30.08 0.0 0.01
25 19:15 NE 5 7.00 Drizzle OVC003 59 55.2 87% 30.07 0.0
25 18:55 NE 6 5.00 Drizzle OVC003 59.9 56.1 69.3 59.9 87% 30.06 0.0 0.01
25 18:35 NE 5 10.00 Overcast OVC005 59.9 55.9 87% 30.07 0.0
25 18:15 NE 3 10.00 Overcast OVC007 60.1 55.9 86% 30.07 0.0
25 17:55 E 3 10.00 Overcast BKN007 BKN017 OVC038 60.1 55.8 86% 30.07 0.0 0.01
25 17:35 NE 6 10.00 Overcast SCT014 BKN030 OVC065 60.4 55.6 84% 30.07 0.0 0.01
25 17:15 NE 8 10.00 Light Rain SCT012 BKN019 OVC034 61.7 55.6 80% 30.06 0.0 0.01
25 16:55 NE 8 10.00 Overcast SCT009 BKN018 OVC032 63.7 55.8 76% 30.05 0.0
25 16:35 NE 9 10.00 Overcast SCT020 BKN027 OVC070 66.2 55.4 68% 30.04 0.0
25 16:15 N 5 10.00 Overcast SCT025 BKN070 OVC080 66.6 55.4 67% 30.04 0.0
25 15:55 N 3 10.00 Overcast SCT025 BKN031 OVC075 67.3 55.4 66% 30.04 0.0
25 15:35 N 3 10.00 Overcast BKN025 BKN032 OVC038 68 54.7 63% 30.04 0.0
25 15:15 NW 5 10.00 Overcast BKN027 OVC034 68.5 54 60% 30.04 0.0
25 14:55 N 6 10.00 Overcast BKN027 BKN032 OVC070 68.4 54 60% 30.03 0.0
25 14:35 NW 5 10.00 Overcast BKN027 BKN038 OVC070 68.5 54.1 60% 30.03 0.0
25 14:15 N 7 10.00 Overcast BKN025 OVC039 68.4 54.5 61% 30.03 0.0
25 13:55 N 8 10.00 Overcast BKN025 OVC029 69.1 54.5 60% 30.03 0.0
25 13:35 Calm 10.00 Overcast BKN025 BKN037 OVC044 68.9 54.3 60% 30.03 0.0
25 13:15 NW 6 10.00 Overcast BKN025 OVC033 68 53.8 61% 30.04 0.0
25 12:55 W 5 10.00 Overcast SCT023 BKN027 OVC039 68.4 53.8 69.3 63.9 60% 30.04 0.0
25 12:35 NW 8 10.00 Overcast BKN020 BKN026 OVC032 69.3 55 61% 30.05 0.0
25 12:15 NW 3 10.00 Overcast OVC018 68 55.4 64% 30.06 0.0
25 11:55 W 9 10.00 Overcast BKN018 OVC026 69.3 55.9 63% 30.07 0.0
25 11:35 W 8 10.00 Overcast OVC018 66.9 55.6 67% 30.08 0.0
25 11:15 W 5 10.00 Overcast OVC018 66.7 55.6 68% 30.1 0.0
25 10:55 W 5 10.00 Overcast OVC016 66.4 55.8 69% 30.1 0.0
25 10:35 W 6 10.00 Overcast OVC014 66.2 55.9 70% 30.11 0.0
25 10:15 W 7 10.00 Overcast OVC014 65.7 55.9 71% 30.11 0.0
25 09:55 W 7 10.00 Overcast OVC014 65.5 56.3 72% 30.11 0.0
25 09:35 W 5 10.00 Overcast OVC014 64.9 56.1 73% 30.1 0.0
25 09:15 W 3 10.00 Overcast BKN014 OVC020 64.8 55.9 73% 30.1 0.0
25 08:55 W 7 10.00 Overcast OVC014 64.4 55.8 74% 30.1 0.0
25 08:35 W 5 10.00 Overcast OVC014 64.4 55.8 74% 30.1 0.0
25 08:15 W 6 10.00 Overcast OVC014 64.4 55.8 74% 30.08 0.0
25 07:55 W 5 10.00 Overcast OVC014 64.2 55.8 74% 30.08 0.0
25 07:35 W 7 10.00 Overcast OVC016 64 55.6 74% 30.08 0.0
25 07:15 W 8 10.00 Overcast OVC016 64 55.4 74% 30.07 0.0
25 06:55 W 6 10.00 Overcast OVC016 63.9 55.4 63.9 55.4 74% 30.08 0.0
25 06:35 W 6 10.00 Overcast OVC016 63.5 55 74% 30.08 0.0
25 06:15 W 7 10.00 Overcast OVC016 63.3 54.7 74% 30.07 0.0
25 05:55 W 9 10.00 Overcast OVC016 63.5 54.5 73% 30.08 0.0
25 05:35 W 8 10.00 Overcast OVC018 62.8 54 73% 30.08 0.0
25 05:15 W 9 10.00 Overcast OVC018 62.6 53.6 73% 30.08 0.0
25 04:55 W 6 10.00 Overcast SCT020 BKN085 OVC110 62.6 53.1 71% 30.09 0.0
25 04:35 W 8 10.00 Overcast SCT033 OVC095 62.1 52.7 72% 30.1 0.0
25 04:15 SW 6 10.00 Overcast SCT028 SCT036 OVC095 61.9 52 70% 30.09 0.0
25 03:55 SW 6 10.00 Overcast SCT028 OVC095 61 51.4 71% 30.1 0.0
25 03:35 W 3 10.00 Overcast OVC095 60.8 50.4 69% 30.11 0.0
25 03:15 SW 5 10.00 Overcast OVC095 60.3 49.8 69% 30.1 0.0
25 02:55 Calm 10.00 Overcast SCT028 OVC085 59.9 49.1 68% 30.11 0.0
25 02:35 SW 3 10.00 Overcast SCT028 BKN038 OVC085 59 48.7 69% 30.11 0.0
25 02:15 SW 5 10.00 Overcast BKN030 BKN039 OVC085 58.1 48.2 70% 30.12 0.0
25 01:55 SW 3 10.00 Overcast BKN029 BKN037 OVC085 57.6 47.8 70% 30.12 0.0
25 01:35 SW 3 10.00 Overcast BKN029 BKN040 OVC085 57.4 47.8 71% 30.12 0.0
25 01:15 W 3 10.00 Overcast SCT028 SCT043 OVC085 56.1 47.3 72% 30.12 0.0
25 00:55 Calm 10.00 Overcast SCT025 BKN070 OVC085 56.1 47.1 57.7 52.5 72% 30.13 0.0 0.01 0.01
25 00:35 Calm 7.00 Rain SCT025 BKN034 OVC085 57.6 46.8 67% 30.14 0.0
25 00:15 S 6 10.00 Overcast BKN050 OVC085 56.3 45.7 68% 30.15 0.0
24 23:55 S 5 10.00 Mostly Cloudy BKN050 BKN080 55.9 45 67% 30.17 0.0
24 23:35 S 3 10.00 Partly Cloudy SCT050 SCT080 56.3 44.6 65% 30.17 0.0
24 23:15 Calm 10.00 Partly Cloudy SCT050 SCT070 55.6 43.9 65% 30.17 0.0
24 22:55 Calm 10.00 Fair CLR 53.6 43.7 69% 30.17 0.0
24 22:35 Calm 10.00 Fair CLR 54.3 43.9 68% 30.17 0.0
24 22:15 S 3 10.00 Fair CLR 55.4 43.7 65% 30.17 0.0
24 21:55 Calm 10.00 Fair CLR 55.8 43.5 64% 30.18 0.0
24 21:35 S 3 10.00 Fair CLR 54.3 42.8 65% 30.18 0.0
24 21:15 Calm 10.00 Fair CLR 53.8 42.4 66% 30.19 0.0
24 20:55 Calm 10.00 Partly Cloudy SCT029 55.6 42.8 62% 30.2 0.0
24 20:35 Calm 10.00 Mostly Cloudy BKN029 54.9 42.4 63% 30.21 0.0
24 20:15 Calm 10.00 Overcast OVC029 55.8 42.8 62% 30.21 0.0
24 19:55 Calm 10.00 Mostly Cloudy BKN027 55.9 42.8 62% 30.21 0.0
24 19:35 Calm 10.00 Partly Cloudy SCT027 56.7 41.9 58% 30.22 0.0
24 19:15 Calm 10.00 Fair CLR 57.4 41.9 56% 30.22 0.0
24 18:55 Calm 10.00 Fair CLR 56.5 41.4 65.8 56.5 57% 30.22 0.0
24 18:35 Calm 10.00 Fair CLR 58.3 41.5 54% 30.22 0.0
24 18:15 Calm 10.00 Fair CLR 59 41.4 52% 30.23 0.0
24 17:55 Calm 10.00 Fair CLR 60.1 41.4 50% 30.23 0.0
24 17:35 Calm 10.00 Fair CLR 60.4 41.4 50% 30.24 0.0
24 17:15 Calm 10.00 Fair CLR 61.2 41.4 48% 30.24 0.0
Date Time (est) 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)