Weather observations for the past three days for
Brooks Field 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.
09 19:15 W 12 G 25 10.00 Mostly Cloudy BKN090 67.6 38.7 35% 29.64 0.0
09 18:55 W 13 G 21 10.00 Mostly Cloudy BKN090 BKN100 67.1 40.5 38% 29.64 0.0
09 18:35 W 14 G 21 10.00 Mostly Cloudy BKN090 67.3 41.5 39% 29.64 0.0
09 18:15 W 12 G 21 10.00 Partly Cloudy SCT090 66.9 40.6 38% 29.64 0.0
09 17:55 W 15 G 24 10.00 Fair CLR 66.9 39.6 37% 29.65 0.0
09 17:35 W 13 G 23 10.00 Fair CLR 67.3 38.1 34% 29.64 0.0
09 17:15 W 14 G 24 10.00 Partly Cloudy SCT100 67.6 36.5 32% 29.64 0.0
09 16:55 W 15 G 22 10.00 Mostly Cloudy BKN100 67.1 36.9 33% 29.64 0.0
09 16:35 W 14 10.00 Overcast SCT095 OVC110 66.4 41.2 40% 29.64 0.0
09 16:15 W 14 G 21 10.00 Overcast OVC095 64.4 38.7 39% 29.65 0.0
09 15:55 W 13 G 18 10.00 Overcast OVC095 65.7 39.7 39% 29.65 0.0
09 15:35 W 7 10.00 Overcast SCT075 BKN085 OVC120 65.7 42.3 43% 29.65 0.0
09 15:15 W 6 10.00 Overcast OVC090 64.6 42.3 44% 29.66 0.0
09 14:55 W 15 G 24 10.00 Overcast OVC100 65.1 41.7 43% 29.66 0.0
09 14:35 W 8 10.00 Mostly Cloudy BKN110 64.9 43.3 46% 29.65 0.0
09 14:15 W 13 G 23 10.00 Partly Cloudy SCT048 SCT065 SCT120 66.4 46.8 49% 29.64 0.0
09 13:55 W 15 G 22 10.00 Partly Cloudy SCT050 SCT065 65.1 47.5 68.7 51.8 53% 29.64 0.0
09 13:35 W 14 G 26 10.00 Partly Cloudy SCT050 66.4 45.7 47% 29.64 0.0
09 13:15 W 22 G 29 10.00 Partly Cloudy and Breezy SCT050 68.5 45.3 43% 29.62 0.0
09 12:55 W 21 G 25 10.00 Partly Cloudy and Breezy SCT055 SCT110 68 46 45% 29.62 0.0
09 12:35 SW 16 G 24 10.00 Partly Cloudy SCT110 67.1 46.6 48% 29.62 0.0
09 12:15 W 21 G 26 10.00 Fair and Breezy CLR 65.3 46.6 51% 29.62 0.0
09 11:55 SW 14 G 22 10.00 Fair CLR 64.2 47.5 55% 29.62 0.0
09 11:35 SW 14 G 28 10.00 Partly Cloudy SCT095 63 47.7 58% 29.63 0.0
09 11:15 SW 17 G 24 10.00 Partly Cloudy SCT095 SCT110 62.1 48.6 61% 29.64 0.0
09 10:55 SW 15 G 21 10.00 Fair CLR 61 48.9 65% 29.64 0.0
09 10:35 SW 14 10.00 Fair CLR 61 48.6 64% 29.63 0.0
09 10:15 S 15 G 21 10.00 Partly Cloudy SCT110 58.5 48.2 69% 29.63 0.0
09 09:55 S 14 G 18 10.00 Partly Cloudy SCT110 57.7 48.6 72% 29.64 0.0
09 09:35 S 9 10.00 Partly Cloudy SCT110 56.1 49.5 78% 29.65 0.0
09 09:15 S 9 10.00 Partly Cloudy SCT012 SCT090 SCT110 54.9 49.1 81% 29.65 0.0
09 08:55 S 12 10.00 Mostly Cloudy BKN010 BKN100 BKN120 53.2 49.1 86% 29.66 0.0
09 08:35 S 8 G 16 10.00 Mostly Cloudy BKN010 BKN110 53.2 49.3 87% 29.66 0.0
09 08:15 SW 10 10.00 Overcast OVC008 52.7 49.3 88% 29.67 0.0
09 07:55 S 9 10.00 Overcast OVC008 51.8 49.1 51.8 48.7 91% 29.67 0.0
09 07:35 S 13 G 17 10.00 Overcast OVC008 51.1 48.9 92% 29.68 0.0
09 07:15 S 8 10.00 Overcast OVC006 50.7 48.7 93% 29.68 0.0
09 06:55 SW 9 10.00 Overcast OVC006 50.4 48.7 94% 29.68 0.0
09 06:35 SW 6 10.00 Overcast OVC004 50 48.6 95% 48 29.68 0.0
09 06:15 S 5 7.00 Overcast OVC004 49.5 48.4 96% 48 29.67 0.0
09 05:55 S 6 7.00 Overcast OVC004 49.3 48.2 96% 47 29.67 0.0
09 05:35 SW 5 10.00 Mostly Cloudy BKN006 49.3 48.4 97% 48 29.68 0.0
09 05:15 S 5 10.00 Partly Cloudy SCT006 49.1 48 96% 48 29.68 0.0
09 04:55 Calm 10.00 Fair CLR 49.1 47.8 95% 29.69 0.0
09 04:35 S 3 10.00 Fair CLR 49.1 47.7 95% 29.69 0.0
09 04:15 SW 3 10.00 Fair CLR 49.1 47.5 94% 29.69 0.0
09 03:55 S 3 10.00 Fair CLR 49.5 48.2 95% 29.69 0.0
09 03:35 SW 3 10.00 Fair CLR 49.8 48 94% 29.69 0.0
09 03:15 SW 3 10.00 Fair CLR 50.2 48.4 94% 29.7 0.0
09 02:55 S 5 10.00 Fair CLR 50.2 48.2 93% 29.7 0.0
09 02:35 S 5 10.00 Fair CLR 50 48.2 94% 49 29.71 0.0
09 02:15 S 3 10.00 Fair CLR 50.4 48 92% 29.72 0.0
09 01:55 S 3 10.00 Fair CLR 50.2 47.5 60.8 44.4 91% 29.72 0.0
09 01:35 Calm 10.00 Fair CLR 50 47.3 91% 29.73 0.0
09 01:15 Calm 10.00 Fair CLR 50.2 46.4 87% 29.73 0.0
09 00:55 Calm 10.00 Fair CLR 49.8 44.8 83% 29.73 0.0
09 00:35 Calm 10.00 Fair CLR 48.2 41 76% 29.74 0.0
09 00:15 Calm 10.00 Fair CLR 47.5 34.5 61% 29.74 0.0
08 23:55 Calm 10.00 Fair CLR 47.3 34 60% 29.74 0.0
08 23:35 Calm 10.00 Fair CLR 45.5 36.5 71% 29.75 0.0
08 23:15 Calm 10.00 Fair CLR 44.6 35.6 71% 29.75 0.0
08 22:55 Calm 10.00 Fair CLR 46.2 35.1 65% 29.75 0.0
08 22:15 Calm 10.00 Fair CLR 49.1 30 48% 29.76 0.0
08 21:55 Calm 10.00 Fair CLR 48.9 27.5 44% 29.76 0.0
08 21:35 Calm 10.00 Fair CLR 50.2 28.2 43% 29.76 0.0
08 21:15 Calm 10.00 Fair CLR 54.5 21.9 28% 29.75 0.0
08 20:55 Calm 10.00 Fair CLR 55.4 23 28% 29.74 0.0
08 20:35 Calm 10.00 Fair CLR 57.7 23.5 27% 29.74 0.0
08 20:15 NW 3 10.00 Partly Cloudy SCT080 60.1 23.4 24% 29.73 0.0
08 19:55 NW 7 10.00 Partly Cloudy SCT080 61.3 25.5 65.1 61 25% 29.73 0.0
08 19:35 W 8 10.00 Fair CLR 61.9 33.6 35% 29.73 0.0
08 19:15 W 6 10.00 Partly Cloudy SCT080 63 32 31% 29.73 0.0
08 18:55 SW 6 10.00 Partly Cloudy SCT080 63.7 33.1 32% 29.73 0.0
08 18:35 W 6 G 9 10.00 Fair CLR 63.3 34 34% 29.73 0.0
08 18:15 W 10 10.00 Partly Cloudy SCT075 64.2 33.3 32% 29.73 0.0
08 17:55 SW 9 10.00 Mostly Cloudy BKN075 63.5 34 33% 29.73 0.0
08 17:35 W 10 10.00 Fair CLR 62.1 32.2 33% 29.74 0.0
08 17:15 SW 7 10.00 Fair CLR 61.3 32.9 34% 29.74 0.0
08 16:55 SW 10 10.00 Partly Cloudy SCT080 SCT095 61.5 31.3 32% 29.74 0.0
08 16:35 SW 13 10.00 Mostly Cloudy BKN080 64.8 33.8 32% 29.75 0.0
08 16:15 W 12 G 17 10.00 Fair CLR 64.2 31.6 30% 29.76 0.0
08 15:55 SW 7 10.00 Partly Cloudy SCT065 SCT100 64.2 35.2 34% 29.77 0.0
08 15:35 SW 9 G 17 10.00 Partly Cloudy SCT065 SCT100 64.2 34.2 33% 29.78 0.0
08 15:15 W 13 G 16 10.00 Partly Cloudy SCT065 64.6 34.7 33% 29.78 0.0
08 14:55 SW 13 G 21 10.00 Mostly Cloudy BKN065 62.8 34.2 34% 29.79 0.0
08 14:35 SW 9 G 17 10.00 Mostly Cloudy SCT065 BKN095 63 36.1 37% 29.8 0.0
08 14:15 W 8 G 18 10.00 Mostly Cloudy SCT065 BKN095 61.7 33.8 35% 29.8 0.0
08 13:55 SW 9 G 17 10.00 Mostly Cloudy SCT065 BKN095 63 37 63 41.2 38% 29.81 0.0
08 13:35 W 10 G 18 10.00 Partly Cloudy SCT065 SCT095 62.8 33.3 33% 29.82 0.0
08 13:15 W 7 10.00 Fair CLR 59.7 32 35% 29.82 0.0
08 12:55 S 5 10.00 NULL NULL 59 34.2 39% 29.84 0.0
08 12:35 Calm 10.00 Mostly Cloudy BKN095 57.9 34.3 41% 29.85 0.0
08 12:15 Calm 10.00 Partly Cloudy SCT095 57.9 34.9 42% 29.86 0.0
08 11:55 S 5 10.00 Fair CLR 56.5 35.1 45% 29.86 0.0
08 11:35 W 3 10.00 Partly Cloudy SCT100 57.4 35.4 44% 29.86 0.0
08 11:15 SW 6 10.00 Partly Cloudy SCT100 SCT120 54.9 34.2 46% 29.86 0.0
08 10:55 Calm 10.00 Partly Cloudy SCT110 53.6 33.1 46% 29.87 0.0
08 10:35 Calm 10.00 Fair CLR 54.5 39.6 57% 29.88 0.0
08 10:15 Calm 10.00 Fair CLR 51.3 41.4 69% 29.88 0.0
08 09:55 Calm 10.00 Fair CLR 50 41.5 73% 29.88 0.0
08 09:35 Calm 10.00 Fair CLR 49.1 42.3 77% 29.89 0.0
08 09:15 Calm 10.00 Fair CLR 48.2 43.5 84% 29.89 0.0
08 08:55 Calm 10.00 Fair CLR 46.8 44.1 90% 29.89 0.0
08 08:35 SW 3 10.00 Fair CLR 44.6 43.7 97% 29.89 0.0
08 08:15 Calm 10.00 Fair CLR 42.6 42.1 98% 29.89 0.0
08 07:55 Calm 5.00 Fog/Mist CLR 40.5 40.1 40.5 33.8 99% 29.88 0.0
08 07:35 Calm 0.50 Fog VV005 37.4 37 99% 29.87 0.0
08 07:15 Calm 0.50 Fog VV005 35.8 35.2 98% 29.87 0.0
08 06:55 Calm 1.75 Fog/Mist SCT003 34.9 34.3 98% 29.86 0.0
08 06:35 Calm 0.25 Fog VV002 34.7 34.3 99% 29.85 0.0
08 06:15 Calm 4.00 Fog/Mist CLR 37.8 37.4 99% 29.85 0.0
08 05:55 Calm 5.00 Fog/Mist CLR 37.8 37.4 99% 29.86 0.0
08 05:35 Calm 1.75 Fog/Mist VV007 35.4 34.9 98% 29.86 0.0
08 05:15 Calm 4.00 Fog/Mist SCT095 36 35.6 99% 29.86 0.0
08 04:55 Calm 1.50 Fog/Mist BKN095 36.3 35.8 98% 29.86 0.0
08 04:35 Calm 2.50 Fog/Mist SCT095 37.4 36.9 98% 29.86 0.0
08 04:15 Calm 5.00 Fog/Mist OVC095 38.3 37.8 98% 29.86 0.0
08 03:55 Calm 7.00 Overcast OVC095 37.9 37.4 98% 29.86 0.0
08 03:35 Calm 2.50 Fog/Mist SCT095 37.2 36.5 97% 29.86 0.0
08 03:15 Calm 5.00 Fog/Mist SCT095 37.8 37.4 99% 29.88 0.0
08 02:55 Calm 5.00 Fog/Mist BKN060 BKN095 38.7 38.1 98% 29.88 0.0
08 02:35 Calm 0.75 Fog/Mist OVC070 37.4 36.5 97% 29.89 0.0
08 02:15 Calm 3.00 Fog/Mist SCT100 36.7 36.1 98% 29.89 0.0
08 01:55 Calm 5.00 Fog/Mist CLR 36.1 35.2 48.6 36.1 97% 29.89 0.0
08 01:35 Calm 7.00 Fair CLR 37.4 36.5 97% 29.88 0.0
08 01:15 Calm 10.00 Fair CLR 39 38.1 97% 29.88 0.0
08 00:55 Calm 10.00 Partly Cloudy SCT085 40.1 39.2 97% 29.88 0.0
08 00:35 Calm 10.00 Overcast OVC085 40.1 38.8 95% 29.87 0.0
08 00:15 Calm 10.00 Mostly Cloudy BKN085 39.9 38.1 93% 29.87 0.0
07 23:55 Calm 10.00 Fair CLR 41.2 38.8 91% 29.87 0.0
07 23:35 Calm 10.00 Fair CLR 42.3 39 88% 29.87 0.0
07 23:15 Calm 10.00 Fair CLR 42.3 39 88% 29.87 0.0
07 22:55 Calm 10.00 Partly Cloudy SCT050 44.4 39 81% 29.88 0.0
07 22:35 Calm 10.00 Partly Cloudy SCT050 45.5 39.4 79% 29.88 0.0
07 22:15 S 3 10.00 Partly Cloudy SCT085 45.1 39.2 80% 29.87 0.0
07 21:55 Calm 10.00 Mostly Cloudy SCT046 SCT060 BKN085 45 39.9 83% 29.87 0.0
07 21:35 S 3 10.00 Overcast BKN044 BKN060 OVC090 45.9 40.8 83% 29.86 0.0
07 21:15 SE 5 10.00 Unknown Precip SCT050 SCT070 OVC090 44.8 41 87% 43 29.86 0.0
07 20:55 E 5 10.00 Mostly Cloudy SCT050 BKN100 44.4 39.7 84% 42 29.86 0.0
07 20:35 Calm 10.00 Mostly Cloudy SCT043 BKN050 BKN070 46.8 38.3 73% 29.86 0.0
07 20:15 W 5 G 10 10.00 Light Rain SCT042 BKN049 OVC060 47.8 37.9 69% 46 29.87 0.0
07 19:55 W 5 10.00 Overcast BKN050 BKN060 OVC075 47.7 38.8 56.5 47.3 72% 46 29.87 0.0
07 19:35 SW 3 10.00 Light Rain SCT033 SCT044 OVC060 47.7 37 67% 29.86 0.0
07 19:15 SW 13 G 18 10.00 Overcast SCT050 BKN060 OVC075 52.2 30.7 44% 29.86 0.0
07 18:55 SW 14 G 21 10.00 Overcast BKN070 OVC080 54 28.9 38% 29.86 0.0
07 18:35 W 10 10.00 Mostly Cloudy BKN075 BKN080 BKN110 53.8 28.8 38% 29.86 0.0
07 18:15 W 9 10.00 Mostly Cloudy SCT065 SCT080 BKN110 54.9 28.2 36% 29.86 0.0
07 17:55 NW 7 10.00 Overcast SCT065 OVC110 55.4 29.5 37% 29.86 0.0
07 17:35 W 10 10.00 Overcast BKN065 OVC090 54.3 29.1 38% 29.86 0.0
07 17:15 W 16 G 24 10.00 Mostly Cloudy BKN075 BKN085 BKN120 56.5 29.8 36% 29.87 0.0
07 16:55 W 12 G 17 10.00 Overcast BKN075 OVC085 54.7 29.3 38% 29.87 0.0
07 16:35 NW 9 G 22 10.00 Overcast BKN075 OVC085 54.9 29.1 37% 29.88 0.0
07 16:15 W 14 G 17 10.00 Partly Cloudy SCT065 54.9 29.3 38% 29.88 0.0
07 15:55 W 9 10.00 Partly Cloudy SCT065 54 29.1 39% 29.89 0.0
07 15:35 W 9 G 17 10.00 Mostly Cloudy BKN065 54.5 29.1 38% 29.9 0.0
07 15:15 W 9 G 17 10.00 Mostly Cloudy SCT065 BKN075 54.1 28.9 38% 29.91 0.0
07 14:55 W 10 G 20 10.00 Partly Cloudy SCT055 SCT075 53.1 29.3 40% 29.91 0.0
07 14:35 W 14 G 20 10.00 Mostly Cloudy BKN055 BKN075 BKN085 53.2 29.7 41% 29.91 0.0
07 14:15 W 12 G 20 10.00 Mostly Cloudy SCT055 SCT075 BKN095 52.3 29.5 42% 29.91 0.0
07 13:55 NW 12 G 20 10.00 Mostly Cloudy SCT055 SCT070 BKN095 51.6 30.6 53.4 40.3 45% 29.92 0.0
07 13:35 NW 8 G 16 10.00 Overcast BKN055 OVC070 51.8 29.1 42% 29.93 0.0
07 13:15 W 14 G 22 10.00 Overcast SCT048 BKN065 OVC070 51.6 28.8 41% 29.94 0.0
07 12:55 W 15 G 23 10.00 Overcast BKN065 OVC080 50.2 27.3 41% 29.94 0.0
07 12:35 W 13 G 16 10.00 Mostly Cloudy BKN060 BKN095 53.1 28.6 39% 29.94 0.0
07 12:15 NW 8 G 23 10.00 Partly Cloudy SCT050 SCT060 52.7 28 39% 29.94 0.0
07 11:55 W 8 G 22 10.00 Partly Cloudy SCT050 SCT060 52 29.3 42% 29.94 0.0
07 11:35 NW 12 G 17 10.00 Fair CLR 50.7 28.8 43% 29.94 0.0
07 11:15 W 9 G 16 10.00 Fair CLR 50.5 30 45% 29.94 0.0
07 10:55 W 13 G 20 10.00 Fair CLR 49.1 28 44% 45 29.94 0.0
07 10:35 W 12 10.00 Partly Cloudy SCT045 48.6 29.5 48% 44 29.94 0.0
07 10:15 W 13 G 17 10.00 Partly Cloudy SCT043 48.2 29.1 48% 43 29.94 0.0
07 09:55 W 12 G 16 10.00 Fair CLR 47.5 29.8 51% 43 29.95 0.0
07 09:35 W 12 G 16 10.00 Fair CLR 46.2 29.8 53% 41 29.94 0.0
07 09:15 W 7 10.00 Fair CLR 45.5 32 59% 42 29.94 0.0
07 08:55 W 7 10.00 Fair CLR 44.2 32.2 63% 41 29.94 0.0
07 08:35 W 9 10.00 Fair CLR 42.8 32.4 67% 38 29.94 0.0
07 08:15 W 7 10.00 Fair CLR 41.5 32.5 70% 38 29.94 0.0
07 07:55 W 6 10.00 Fair CLR 39.9 32.7 41 34 76% 36 29.94 0.0
07 07:35 W 3 10.00 Fair CLR 37.6 32 80% 29.93 0.0
07 07:15 W 3 10.00 Fair CLR 36.3 31.3 82% 29.92 0.0
07 06:55 W 3 10.00 Fair CLR 34.9 30.7 85% 29.92 0.0
07 06:35 W 3 10.00 Fair CLR 34.7 30 83% 29.92 0.0
07 06:15 W 3 10.00 Fair CLR 35.2 30.7 84% 29.91 0.0
07 05:55 W 3 10.00 Fair CLR 34.9 30.2 83% 29.91 0.0
07 05:35 W 5 10.00 Fair CLR 34.2 29.7 84% 31 29.91 0.0
07 05:15 W 5 10.00 Partly Cloudy SCT070 35.6 30.2 81% 32 29.91 0.0
07 04:55 W 3 10.00 Partly Cloudy SCT060 36.7 30.6 79% 29.91 0.0
07 04:35 W 3 10.00 Mostly Cloudy BKN075 37.8 31.1 77% 29.91 0.0
07 04:15 SW 3 10.00 Partly Cloudy SCT075 38.3 31.1 75% 29.91 0.0
07 03:55 SW 3 10.00 Mostly Cloudy BKN075 38.5 31.1 75% 29.91 0.0
07 03:35 Calm 10.00 Mostly Cloudy BKN085 39.2 31.1 73% 29.91 0.0
07 03:15 Calm 10.00 Overcast OVC085 40.3 31.6 71% 29.91 0.0
07 02:55 Calm 10.00 Overcast OVC085 40.8 32 71% 29.91 0.0
07 02:35 Calm 10.00 Overcast OVC085 39.9 34 79% 29.92 0.0
07 02:15 Calm 10.00 Overcast OVC085 39 32.5 78% 29.92 0.0
07 01:55 Calm 10.00 Mostly Cloudy BKN085 39.7 32.5 50.7 39 76% 29.92 0.0
07 01:35 Calm 10.00 Partly Cloudy SCT085 39.2 30.2 70% 29.92 0.0
07 01:15 Calm 10.00 Partly Cloudy SCT085 41 31.1 68% 29.93 0.0
07 00:55 Calm 10.00 Partly Cloudy SCT095 43 29.1 58% 29.92 0.0
07 00:35 Calm 10.00 Overcast OVC095 43.5 31.6 63% 29.92 0.0
07 00:15 Calm 10.00 Overcast SCT080 OVC095 45.3 28.8 52% 29.92 0.0
06 23:55 Calm 10.00 Overcast SCT080 OVC095 45 29.1 54% 29.92 0.0
06 23:35 Calm 10.00 Overcast OVC085 45.7 30 54% 29.92 0.0
06 23:15 Calm 10.00 Overcast OVC085 45.3 30.7 57% 29.92 0.0
06 22:55 Calm 10.00 Overcast OVC085 46.4 28.8 50% 29.93 0.0
06 22:35 Calm 10.00 Overcast OVC085 46.6 28.8 50% 29.93 0.0
06 22:15 Calm 10.00 Overcast OVC085 47.7 27.1 45% 29.93 0.0
06 21:55 Calm 10.00 Overcast OVC085 47.8 27.5 45% 29.92 0.0
06 21:35 Calm 10.00 Overcast OVC085 47.3 29.3 50% 29.92 0.0
06 21:15 W 5 10.00 Overcast OVC085 47.5 28.4 48% 46 29.91 0.0
06 20:55 W 5 10.00 Overcast SCT075 OVC085 48.7 27 43% 47 29.91 0.0
06 20:35 W 7 10.00 Overcast SCT070 OVC080 49.6 25.7 39% 47 29.91 0.0
06 20:15 W 8 10.00 Overcast BKN070 OVC080 49.6 27.7 43% 47 29.91 0.0
06 19:55 W 5 10.00 Overcast OVC080 50.5 25.5 55.2 50.2 38% 29.91 0.0
06 19:35 W 5 10.00 Overcast OVC080 50.5 26.6 39% 29.91 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)