Weather observations for the past three days for
Knoxville Downtown 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.
02 20:15 Calm 7.00 Overcast OVC028 75.2 75.2 100% 73 30.08 0.0
02 19:55 Calm 10.00 Overcast FEW018 BKN028 OVC050 75.2 73.4 94% 74 30.08 0.0
02 19:35 Calm 10.00 Overcast BKN017 BKN023 OVC047 75.2 73.4 94% 74 30.08 0.0
02 19:15 Calm 10.00 Overcast SCT016 BKN023 OVC045 75.2 75.2 100% 73 30.08 0.0
02 18:55 Calm 10.00 Overcast BKN034 BKN075 OVC095 77 73.4 89% 78 30.08 0.0
02 18:30 Calm 10.00 Mostly Cloudy FEW020 SCT025 BKN030 77 73.4 89% 78 30.09 0.0
02 18:15 Calm 0.00 NULL NULL 77 73.4 89% 78 30.09 0.0
02 17:55 Calm 9.00 Overcast BKN020 OVC027 75.2 73.4 94% 74 30.09 0.0
02 17:35 Calm 8.00 Overcast OVC020 75.2 73.4 94% 74 30.09 0.0
02 17:15 Calm 10.00 Overcast OVC022 75.2 73.4 94% 74 30.09 0.0
02 16:55 Calm 10.00 Overcast BKN024 OVC032 75.2 73.4 94% 74 30.09 0.0
02 16:30 Calm 10.00 Overcast BKN027 OVC032 77 73.4 89% 78 30.1 0.0
02 16:15 Calm 10.00 Overcast OVC029 75.2 73.4 94% 74 30.11 0.0
02 15:55 Calm 10.00 Overcast OVC028 75.2 73.4 94% 74 30.11 0.0
02 15:35 Calm 10.00 Overcast FEW013 OVC029 75.2 71.6 89% 75 30.11 0.0
02 15:15 Calm 10.00 Overcast OVC029 75.2 73.4 94% 74 30.12 0.0
02 14:55 Calm 10.00 Overcast OVC029 75.2 73.4 94% 74 30.12 0.0
02 14:30 Calm 9.00 Overcast OVC028 73.4 71.6 94% 30.13 0.0
02 14:10 Calm 7.00 Overcast OVC029 73.4 71.6 94% 30.13 0.0
02 13:55 Calm 3.00 Fog/Mist FEW003 FEW022 BKN031 73.4 71.6 94% 30.13 0.0 0.1
02 13:35 Calm 2.50 Fog/Mist FEW017 SCT024 OVC031 73.4 71.6 94% 30.14 0.0
02 13:15 Calm 5.00 Fog/Mist SCT024 OVC030 73.4 71.6 94% 30.15 0.0
02 12:55 Calm 9.00 Overcast OVC023 75.2 71.6 89% 75 30.15 0.0
02 12:35 Calm 9.00 Overcast OVC020 75.2 69.8 83% 75 30.15 0.0
02 12:15 Calm 10.00 Overcast BKN017 OVC034 75.2 71.6 89% 75 30.15 0.0
02 11:55 Calm 10.00 Mostly Cloudy BKN035 BKN044 75.2 69.8 83% 75 30.15 0.0
02 11:35 Calm 8.00 Overcast FEW019 OVC034 75.2 69.8 83% 75 30.15 0.0
02 11:15 Calm 10.00 Overcast FEW018 OVC034 75.2 69.8 83% 75 30.15 0.0
02 10:55 Calm 10.00 Mostly Cloudy FEW020 BKN038 BKN055 75.2 69.8 83% 75 30.15 0.0
02 10:30 Calm 9.00 Overcast FEW033 BKN039 OVC044 75.2 69.8 83% 75 30.15 0.0
02 10:15 Calm 10.00 Overcast BKN036 OVC045 75.2 68 78% 76 30.15 0.0
02 09:55 Calm 10.00 Mostly Cloudy FEW021 SCT036 BKN048 75.2 68 78% 76 30.15 0.0
02 09:35 Calm 10.00 Mostly Cloudy BKN020 BKN039 BKN050 73.4 68 83% 30.15 0.0
02 09:15 Calm 10.00 Overcast OVC019 73.4 68 83% 30.15 0.0
02 08:55 Calm 10.00 Overcast BKN020 OVC035 71.6 68 88% 30.16 0.0
02 08:30 Calm 10.00 Overcast OVC020 71.6 68 88% 30.16 0.0
02 08:15 Calm 10.00 Overcast BKN020 OVC036 71.6 68 88% 30.16 0.0
02 07:55 Calm 10.00 Overcast BKN021 OVC036 71.6 68 88% 30.15 0.0
02 07:35 Calm 10.00 Overcast OVC022 71.6 68 88% 30.15 0.0
02 06:55 Calm 10.00 Overcast OVC023 71.6 68 88% 30.14 0.0
02 06:35 Calm 10.00 Overcast OVC022 71.6 68 88% 30.14 0.0
02 06:15 Calm 10.00 Overcast OVC021 71.6 68 88% 30.14 0.0
02 05:55 Calm 10.00 Overcast OVC021 71.6 68 88% 30.13 0.0
02 05:35 Calm 10.00 Overcast OVC021 71.6 68 88% 30.13 0.0
02 05:15 Calm 10.00 Overcast OVC022 71.6 68 88% 30.13 0.0
02 04:55 Calm 10.00 Overcast OVC022 71.6 68 88% 30.13 0.0
02 04:35 Calm 10.00 Overcast OVC022 71.6 68 88% 30.13 0.0
02 04:15 Calm 10.00 Overcast OVC023 71.6 68 88% 30.13 0.0
02 03:55 Calm 10.00 Overcast OVC023 71.6 68 88% 30.12 0.0
02 03:35 Calm 10.00 Overcast OVC024 71.6 69.8 94% 30.13 0.0
02 03:15 Calm 10.00 Overcast OVC024 71.6 68 88% 30.12 0.0
02 02:55 Calm 10.00 Overcast OVC024 71.6 68 88% 30.13 0.0
02 02:35 Calm 10.00 Overcast OVC025 71.6 68 88% 30.13 0.0
02 02:15 Calm 10.00 Overcast OVC026 71.6 68 88% 30.14 0.0
02 01:55 Calm 10.00 Overcast OVC026 71.6 68 88% 30.14 0.0
02 01:35 Vrbl 3 10.00 Overcast OVC027 71.6 68 88% 30.15 0.0
02 01:15 Calm 10.00 Overcast OVC028 73.4 69.8 89% 30.16 0.0
02 00:55 Calm 10.00 Overcast OVC032 73.4 68 83% 30.16 0.0
02 00:35 Calm 10.00 Overcast OVC031 73.4 68 83% 30.16 0.0
02 00:15 Calm 10.00 Overcast OVC029 73.4 68 83% 30.16 0.0
01 23:50 Calm 10.00 Overcast OVC027 73.4 68 83% 30.16 0.0
01 23:30 Calm 10.00 Overcast OVC027 73.4 69.8 89% 30.17 0.0
01 23:15 Calm 10.00 Overcast OVC027 73.4 69.8 89% 30.18 0.0
01 22:55 Calm 10.00 Overcast OVC027 73.4 69.8 89% 30.18 0.0
01 22:35 Calm 10.00 Overcast BKN030 OVC039 75.2 69.8 83% 75 30.18 0.0
01 22:15 Vrbl 5 10.00 Overcast FEW025 BKN031 OVC065 75.2 69.8 83% 75 30.17 0.0
01 21:55 Calm 10.00 Overcast BKN027 BKN032 OVC065 75.2 69.8 83% 75 30.17 0.0
01 21:35 Vrbl 3 10.00 Overcast BKN028 BKN032 OVC050 75.2 69.8 83% 75 30.17 0.0
01 21:15 Vrbl 5 10.00 Overcast OVC050 75.2 69.8 83% 75 30.16 0.0
01 20:55 Vrbl 5 10.00 Overcast BKN050 OVC065 77 69.8 79% 79 30.15 0.0
01 20:35 Vrbl 5 10.00 Overcast OVC050 77 71.6 83% 78 30.14 0.0
01 20:15 Calm 10.00 Mostly Cloudy FEW046 BKN050 77 71.6 83% 78 30.13 0.0
01 19:55 Vrbl 5 10.00 Mostly Cloudy SCT046 SCT055 BKN065 78.8 71.6 79% 82 30.12 0.0
01 19:35 Calm 10.00 Mostly Cloudy BKN065 80.6 71.6 74% 85 30.11 0.0
01 19:15 Vrbl 3 G 13 10.00 Mostly Cloudy FEW046 BKN070 80.6 71.6 74% 85 30.1 0.0
01 18:50 Vrbl 5 10.00 A Few Clouds FEW046 FEW070 82.4 73.4 74% 88 30.09 0.0
01 18:35 Vrbl 5 G 16 10.00 Partly Cloudy FEW045 SCT070 84.2 73.4 70% 91 30.09 0.0
01 18:15 Vrbl 5 G 14 10.00 Partly Cloudy FEW045 SCT065 84.2 73.4 70% 91 30.08 0.0
01 17:55 Vrbl 6 G 14 10.00 Partly Cloudy FEW036 SCT070 86 75.2 70% 95 30.08 0.0
01 17:35 Vrbl 6 G 12 10.00 Partly Cloudy SCT038 SCT065 87.8 75.2 66% 98 30.07 0.0
01 17:15 Vrbl 6 G 13 10.00 Mostly Cloudy BKN040 BKN049 BKN065 86 75.2 70% 95 30.07 0.0
01 16:55 Calm 10.00 Mostly Cloudy BKN040 BKN046 86 75.2 70% 95 30.07 0.0
01 16:35 Calm 10.00 Mostly Cloudy SCT040 BKN045 BKN060 86 75.2 70% 95 30.07 0.0
01 16:15 Calm 10.00 Partly Cloudy SCT050 SCT065 SCT075 86 75.2 70% 95 30.08 0.0
01 15:55 Calm 10.00 Partly Cloudy SCT040 SCT050 SCT070 86 73.4 66% 93 30.08 0.0
01 15:35 Calm 10.00 Mostly Cloudy BKN037 BKN044 BKN070 86 75.2 70% 95 30.09 0.0
01 15:15 W 5 10.00 Mostly Cloudy SCT037 BKN047 86 73.4 66% 93 30.09 0.0
01 14:55 Calm 10.00 Fair CLR 87.8 75.2 66% 98 30.1 0.0
01 14:35 SW 5 10.00 Fair CLR 87.8 77 70% 100 30.11 0.0
01 14:15 W 5 10.00 Partly Cloudy FEW049 SCT060 SCT070 87.8 75.2 66% 98 30.11 0.0
01 13:55 Calm 10.00 Mostly Cloudy FEW049 SCT060 BKN070 86 75.2 70% 95 30.12 0.0
01 13:35 Calm 10.00 Mostly Cloudy BKN060 86 75.2 70% 95 30.12 0.0
01 13:15 Calm 10.00 Partly Cloudy FEW035 SCT060 86 75.2 70% 95 30.13 0.0
01 12:55 Calm 10.00 Partly Cloudy SCT060 84.2 73.4 70% 91 30.13 0.0
01 12:35 Calm 10.00 Mostly Cloudy FEW025 SCT047 BKN060 84.2 75.2 74% 92 30.14 0.0
01 12:15 Calm 10.00 Overcast SCT025 BKN041 OVC055 82.4 75.2 79% 89 30.14 0.0
01 11:55 Calm 10.00 Mostly Cloudy SCT031 BKN055 84.2 75.2 74% 92 30.14 0.0
01 11:35 Calm 10.00 Mostly Cloudy FEW019 BKN028 BKN034 82.4 75.2 79% 89 30.13 0.0
01 11:15 Calm 10.00 Overcast SCT017 OVC027 80.6 75.2 84% 86 30.13 0.0
01 10:55 SE 3 10.00 Overcast BKN017 OVC024 80.6 75.2 84% 86 30.13 0.0
01 10:35 Calm 10.00 Overcast OVC015 80.6 75.2 84% 86 30.12 0.0
01 10:15 Calm 10.00 Overcast OVC013 78.8 75.2 89% 82 30.12 0.0
01 09:55 Calm 10.00 Overcast BKN013 BKN023 OVC033 78.8 75.2 89% 82 30.12 0.0
01 09:35 Calm 10.00 Overcast BKN012 BKN016 OVC033 77 75.2 94% 78 30.12 0.0
01 09:15 Calm 10.00 Overcast OVC012 77 73.4 89% 78 30.12 0.0
01 08:55 Calm 10.00 Overcast BKN010 OVC014 77 75.2 94% 78 30.12 0.0
01 08:35 Calm 7.00 Overcast OVC009 75.2 75.2 100% 73 30.11 0.0
01 08:15 Calm 5.00 Fog/Mist OVC011 75.2 75.2 100% 73 30.11 0.0
01 07:55 Calm 5.00 Fog/Mist BKN009 BKN013 OVC018 75.2 75.2 100% 73 30.11 0.0
01 07:35 Calm 5.00 Fog/Mist BKN007 OVC018 75.2 75.2 100% 73 30.1 0.0
01 07:10 Calm 7.00 Overcast OVC006 73.4 73.4 100% 30.09 0.0
01 06:55 Calm 8.00 Overcast OVC005 73.4 73.4 100% 30.09 0.0
01 06:35 Calm 7.00 Overcast OVC005 73.4 73.4 100% 30.08 0.0
01 06:15 Calm 5.00 Fog/Mist OVC005 73.4 73.4 100% 30.08 0.0
01 05:55 Calm 4.00 Fog/Mist OVC004 73.4 73.4 100% 30.07 0.0
01 05:35 Calm 3.00 Fog/Mist OVC003 73.4 73.4 100% 30.08 0.0
01 05:10 Calm 6.00 Fog/Mist OVC004 73.4 73.4 100% 30.07 0.0
01 04:55 Calm 9.00 Overcast OVC004 73.4 73.4 100% 30.07 0.0
01 04:35 W 3 10.00 Overcast OVC004 73.4 73.4 100% 30.07 0.0
01 04:15 Calm 10.00 Overcast OVC006 71.6 71.6 100% 30.07 0.0
01 03:55 Calm 10.00 Overcast OVC006 71.6 71.6 100% 30.07 0.0
01 03:35 Calm 9.00 Partly Cloudy SCT007 71.6 71.6 100% 30.06 0.0
01 03:15 Calm 10.00 Fair CLR 71.6 71.6 100% 30.05 0.0
01 02:55 Calm 9.00 A Few Clouds FEW050 71.6 71.6 100% 30.05 0.0
01 02:35 Calm 10.00 Partly Cloudy SCT050 73.4 73.4 100% 30.06 0.0
01 02:15 Calm 10.00 A Few Clouds FEW055 73.4 73.4 100% 30.06 0.0
01 01:55 Calm 10.00 Mostly Cloudy BKN060 73.4 73.4 100% 30.05 0.0
01 01:35 SW 5 10.00 Overcast BKN060 OVC075 73.4 73.4 100% 30.06 0.0
01 01:15 Calm 10.00 Overcast BKN055 BKN060 OVC075 73.4 73.4 100% 30.06 0.0
01 00:55 Calm 10.00 Overcast BKN055 OVC070 73.4 73.4 100% 30.06 0.0
01 00:35 Calm 10.00 Overcast OVC055 75.2 73.4 94% 74 30.06 0.0
01 00:15 Calm 10.00 Mostly Cloudy BKN060 73.4 73.4 100% 30.05 0.0
31 23:55 Calm 10.00 Mostly Cloudy BKN060 BKN070 73.4 73.4 100% 30.05 0.0
31 23:35 Calm 10.00 Mostly Cloudy BKN060 75.2 73.4 94% 74 30.05 0.0
31 23:15 Vrbl 3 10.00 A Few Clouds FEW037 FEW070 75.2 73.4 94% 74 30.05 0.0
31 22:55 SW 7 10.00 Mostly Cloudy SCT037 BKN065 BKN075 75.2 73.4 94% 74 30.06 0.0
31 22:35 W 6 10.00 Mostly Cloudy BKN065 75.2 73.4 94% 74 30.07 0.0
31 22:15 Vrbl 6 10.00 Partly Cloudy SCT065 75.2 75.2 100% 73 30.05 0.0
31 21:55 Calm 10.00 Fair CLR 73.4 73.4 100% 30.04 0.0
31 21:35 Calm 10.00 Fair CLR 75.2 73.4 94% 74 30.03 0.0
31 21:15 Vrbl 5 10.00 Fair CLR 75.2 73.4 94% 74 30.02 0.0
31 20:55 SW 3 10.00 Fair CLR 75.2 73.4 94% 74 30.03 0.0
31 20:35 SW 6 10.00 Fair CLR 75.2 73.4 94% 74 30.02 0.0
31 20:10 SW 5 10.00 Fair CLR 75.2 73.4 94% 74 30.01 0.0
31 19:30 SW 6 10.00 Fair CLR 75.2 75.2 100% 73 29.99 0.0
31 19:15 SW 5 10.00 Fair CLR 75.2 73.4 94% 74 30 0.0
31 18:50 Calm 10.00 Fair CLR 75.2 75.2 100% 73 30.01 0.0
31 18:35 W 3 10.00 Fair CLR 75.2 75.2 100% 73 30.01 0.0
31 18:15 Vrbl 5 10.00 Fair CLR 75.2 73.4 94% 74 30.01 0.0
31 17:55 W 7 9.00 Fair CLR 75.2 73.4 94% 74 30.01 0.0 0.01
31 17:35 SW 10 10.00 Fair CLR 77 75.2 94% 78 30 0.0
31 17:15 Vrbl 6 10.00 Fair CLR 80.6 77 89% 87 30 0.0
31 16:55 W 6 10.00 Fair CLR 82.4 77 84% 91 29.99 0.0
31 16:35 W 8 10.00 Fair CLR 82.4 78.8 89% 92 29.99 0.0
31 16:15 W 6 10.00 A Few Clouds FEW070 82.4 77 84% 91 29.99 0.0
31 15:55 Calm 10.00 Mostly Cloudy FEW037 SCT055 BKN070 84.2 75.2 74% 92 29.97 0.0
31 15:35 Calm 10.00 Partly Cloudy FEW037 SCT046 87.8 77 70% 100 29.98 0.0
31 15:15 Calm 10.00 A Few Clouds FEW046 FEW080 89.6 77 67% 103 29.99 0.0
31 14:55 Vrbl 3 10.00 Fair CLR 89.6 77 67% 103 30 0.0
31 14:35 Calm 10.00 Fair CLR 89.6 77 67% 103 30 0.0
31 14:10 Calm 10.00 Fair CLR 87.8 77 70% 100 30.01 0.0
31 13:55 Calm 10.00 Fair CLR 87.8 77 70% 100 30.01 0.0
31 13:35 Calm 10.00 A Few Clouds FEW030 87.8 77 70% 100 30.02 0.0
31 13:15 Calm 10.00 A Few Clouds FEW030 87.8 78.8 75% 102 30.04 0.0
31 12:55 Calm 10.00 Partly Cloudy BKN027 SCT032 86 77 75% 97 30.05 0.0
31 12:35 W 5 10.00 Partly Cloudy SCT025 86 77 75% 97 30.05 0.0
31 12:15 SW 7 10.00 Partly Cloudy SCT019 86 77 75% 97 30.05 0.0
31 11:55 Vrbl 5 10.00 Mostly Cloudy BKN018 BKN023 84.2 77 79% 94 30.06 0.0
31 11:35 Calm 10.00 Mostly Cloudy BKN016 82.4 77 84% 91 30.06 0.0
31 11:15 SW 5 10.00 Mostly Cloudy BKN015 82.4 77 84% 91 30.06 0.0
31 10:55 SW 5 10.00 Mostly Cloudy BKN014 80.6 77 89% 87 30.06 0.0
31 10:35 Vrbl 5 10.00 Mostly Cloudy FEW007 BKN013 80.6 78.8 94% 88 30.06 0.0
31 10:15 Calm 10.00 Mostly Cloudy BKN006 BKN012 77 77 100% 78 30.06 0.0
31 09:55 Calm 8.00 Mostly Cloudy BKN004 75.2 75.2 100% 73 30.05 0.0
31 09:35 Calm 6.00 Fog/Mist OVC004 75.2 75.2 100% 73 30.05 0.0
31 09:15 Calm 3.00 Fog/Mist OVC003 75.2 75.2 100% 73 30.06 0.0
31 08:55 Calm 2.00 Fog/Mist OVC003 75.2 73.4 94% 74 30.05 0.0
31 08:35 Calm 0.25 Fog OVC003 73.4 73.4 100% 30.05 0.0
31 08:15 Calm 0.15 Fog OVC003 73.4 73.4 100% 30.04 0.0
31 07:55 Calm 0.15 Fog OVC003 73.4 73.4 100% 30.03 0.0
31 07:35 Calm 0.15 Fog OVC002 73.4 73.4 100% 30.03 0.0
31 07:10 Calm 0.15 Fog OVC002 73.4 73.4 100% 30.02 0.0
31 06:55 Calm 0.15 Fog OVC002 73.4 73.4 100% 30.01 0.0
31 06:35 Calm 0.25 Fog OVC002 73.4 73.4 100% 30.01 0.0
31 06:15 Calm 0.25 Fog OVC002 73.4 73.4 100% 30.01 0.0
31 05:55 Calm 0.25 Fog OVC002 73.4 73.4 100% 30.01 0.0
31 05:30 Calm 0.50 Fog/Mist OVC003 73.4 73.4 100% 30.01 0.0
31 05:15 Calm 0.50 Fog/Mist OVC003 73.4 73.4 100% 30 0.0
31 04:55 Calm 0.75 Fog/Mist OVC003 73.4 73.4 100% 30 0.0
31 04:35 Calm 1.75 Fog/Mist OVC003 73.4 73.4 100% 29.99 0.0
31 04:15 Calm 5.00 Fog/Mist BKN003 73.4 71.6 94% 29.99 0.0
31 03:55 E 3 6.00 Fog/Mist SCT002 71.6 71.6 100% 29.99 0.0
31 03:35 Calm 4.00 Fog/Mist SCT002 73.4 73.4 100% 29.99 0.0
31 03:15 Calm 4.00 Fog/Mist SCT002 73.4 73.4 100% 30 0.0
31 02:55 Calm 7.00 Fair CLR 73.4 73.4 100% 30 0.0
31 02:35 Calm 9.00 A Few Clouds FEW002 73.4 73.4 100% 30.01 0.0
31 02:10 Calm 10.00 Fair CLR 73.4 73.4 100% 30.02 0.0
31 01:55 Calm 10.00 A Few Clouds FEW005 73.4 73.4 100% 30.02 0.0
31 01:35 Calm 9.00 Partly Cloudy SCT005 73.4 73.4 100% 30.02 0.0
31 01:15 Calm 10.00 Partly Cloudy SCT003 73.4 73.4 100% 30.02 0.0
31 00:55 Calm 8.00 A Few Clouds FEW002 FEW120 73.4 73.4 100% 30.02 0.0
31 00:35 Calm 9.00 A Few Clouds FEW120 73.4 73.4 100% 30.03 0.0
31 00:15 Calm 8.00 A Few Clouds FEW120 73.4 73.4 100% 30.04 0.0
30 23:55 Calm 8.00 Fair CLR 73.4 73.4 100% 30.04 0.0
30 23:35 Calm 10.00 Fair CLR 73.4 73.4 100% 30.04 0.0
30 23:15 SW 5 10.00 Fair CLR 73.4 73.4 100% 30.04 0.0
30 22:55 Calm 10.00 Fair CLR 73.4 73.4 100% 30.03 0.0
30 22:35 Calm 10.00 Fair CLR 73.4 73.4 100% 30.03 0.0
30 22:10 Calm 9.00 Fair CLR 73.4 73.4 100% 30.03 0.0
30 21:55 Calm 7.00 Fair CLR 73.4 73.4 100% 30.02 0.0
30 21:30 Calm 8.00 Fair CLR 73.4 73.4 100% 30.02 0.0
30 21:15 Calm 10.00 Fair CLR 73.4 73.4 100% 30.01 0.0
30 20:55 Calm 10.00 Fair CLR 73.4 73.4 100% 30.01 0.0
30 20:35 Calm 10.00 Fair CLR 73.4 73.4 100% 30 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)