National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Pella, Pella Municipal Airport
Metric (Imperial)
Date Time (cdt) 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.
06 06:35 E 7 11.27 Fog/Mist OVC006 19.7 19.1 96% 76.38 0.0
06 06:15 E 6 11.27 Fog/Mist BKN006 OVC009 19.7 19 96% 76.38 0.0
06 05:55 E 7 11.27 Fog/Mist OVC008 19.6 18.9 96% 76.35 0.0
06 05:35 E 7 11.27 Fog/Mist OVC010 19.6 19 96% 76.33 0.0
06 05:15 E 7 11.27 Fog/Mist BKN012 BKN020 OVC030 19.4 18.9 97% 76.35 0.0
06 04:55 E 7 11.27 Fog/Mist BKN014 OVC020 19.5 18.9 96% 76.33 0.0
06 04:35 Calm 11.27 Overcast OVC014 19.6 18.9 96% 76.35 0.0
06 04:15 Calm 8.05 Fog/Mist SCT006 OVC014 19.6 19 96% 76.35 0.0
06 03:55 NE 6 11.27 Overcast OVC014 19.6 19 96% 76.35 0.0
06 03:35 Calm 11.27 Fog/Mist OVC014 19.5 18.9 96% 76.38 0.0
06 03:15 Calm 11.27 Overcast OVC014 19.4 18.8 96% 76.38 0.0
06 02:55 Calm 16.09 Overcast BKN008 OVC012 19.6 18.9 96% 76.38 0.0
06 02:35 E 6 16.09 Overcast OVC008 19.6 18.8 95% 76.4 0.0
06 02:15 E 7 16.09 Overcast BKN010 OVC015 19.6 18.7 95% 76.4 0.0
06 01:55 E 6 16.09 Overcast OVC016 19.5 18.6 95% 76.4 0.0
06 01:35 Calm 16.09 Overcast OVC016 19.5 18.6 95% 76.4 0.0
06 01:15 NE 6 16.09 Overcast OVC016 19.5 18.6 95% 76.38 0.0
06 01:00 NE 6 16.09 Overcast OVC016 19.6 18.7 95% 76.35 0.0
06 00:35 E 7 16.09 Overcast SCT007 OVC016 19.7 18.7 94% 76.38 0.0
06 00:15 E 9 16.09 Overcast OVC007 19.8 18.9 95% 76.4 0.0
05 23:55 Calm 16.09 Overcast BKN007 OVC016 19.8 19 95% 76.4 0.0
05 23:35 NE 6 16.09 Overcast SCT007 OVC022 19.9 19 95% 76.38 0.0
05 23:15 Calm 16.09 Overcast OVC022 19.9 19.1 95% 76.38 0.0
05 22:55 NE 6 16.09 Overcast OVC024 20 19.1 95% 76.38 0.0
05 22:35 E 6 16.09 Overcast OVC024 20.1 19 93% 76.4 0.0
05 22:15 Calm 16.09 Overcast OVC024 20.2 19.1 93% 76.38 0.0
05 21:55 Calm 16.09 Overcast OVC024 20.2 19.2 94% 76.38 0.0
05 21:35 Calm 16.09 Overcast OVC024 20.3 19.4 95% 76.38 0.0
05 21:15 N 6 16.09 Overcast OVC024 20.4 19.4 94% 76.35 0.0
05 20:55 Calm 16.09 Overcast OVC024 20.4 19.5 95% 76.35 0.0
05 20:35 Calm 16.09 Overcast OVC022 20.5 19.5 94% 76.33 0.0
05 20:15 Calm 16.09 Overcast OVC022 20.6 19.3 92% 76.33 0.0
05 19:55 Calm 16.09 Overcast OVC022 20.7 19.5 93% 76.33 0.0
05 19:35 Calm 16.09 Overcast OVC022 21 19.3 90% 76.33 0.0
05 19:15 Calm 16.09 Overcast BKN024 BKN033 OVC050 21.2 19.4 90% 76.33 0.0
05 18:55 Calm 16.09 Overcast SCT031 OVC050 21.2 19.4 22.2 18.5 90% 76.33 0.0 0.15
05 18:35 E 9 16.09 Overcast SCT014 SCT029 OVC050 21.3 19.1 87% 76.33 0.0
05 18:15 E 7 16.09 Overcast SCT016 SCT037 OVC055 21.5 19.1 86% 76.3 0.0
05 17:55 E 7 16.09 Overcast SCT014 SCT037 OVC055 21.6 19.1 86% 76.3 0.0
05 17:35 Calm 16.09 Overcast BKN039 OVC055 21.8 19.5 87% 76.3 0.0
05 17:15 E 7 16.09 Overcast SCT015 OVC039 21.2 19.1 88% 76.3 0.0
05 16:55 E 6 16.09 Overcast SCT015 OVC041 21.2 19.2 88% 76.3 0.0
05 16:35 Calm 16.09 Overcast SCT017 SCT023 OVC041 21.1 19 88% 76.33 0.0
05 16:15 E 7 16.09 Overcast BKN017 BKN023 OVC043 20.9 18.9 88% 76.33 0.0
05 15:55 E 7 16.09 Overcast OVC017 20.9 19.1 90% 76.33 0.0 0.15
05 15:35 E 17 16.09 Overcast SCT009 BKN016 OVC022 20.9 19.5 92% 76.3 0.0
05 15:15 NE 6 16.09 Overcast SCT007 BKN011 OVC055 20.6 19.7 95% 76.33 0.0
05 14:55 Calm 16.09 Overcast BKN009 BKN014 OVC055 20.2 19.4 95% 76.33 0.0
05 14:35 NE 6 16.09 Overcast SCT004 BKN011 OVC014 19.8 19.3 97% 76.33 0.0
05 14:15 E 6 11.27 Light Rain BKN004 OVC009 19.7 19.4 98% 76.35 0.0
05 13:55 E 7 11.27 Light Rain OVC004 19.2 19 99% 76.38 0.0 0.15
05 13:35 E 7 11.27 Light Rain OVC002 18.9 18.7 99% 76.35 0.0 0.13
05 13:15 W 7 6.44 Light Rain Fog/Mist OVC002 18.8 18.6 99% 76.38 0.0 0.13
05 12:55 Calm 6.44 Light Rain Fog/Mist BKN002 OVC012 18.7 18.5 19 18 99% 76.38 0.0 0.33 1.98
05 12:35 Calm 6.44 Light Rain Fog/Mist SCT002 BKN012 OVC090 18.6 18.4 99% 76.43 0.0 0.3
05 09:55 Calm 2.41 Light Rain Fog/Mist SCT004 BKN034 OVC080 18.9 18.7 99% 76.25 0.0 0.58 0.94
05 09:35 NE 6 1.21 Heavy Rain Fog/Mist BKN005 OVC032 18.5 18.3 99% 76.25 0.0 0.43
05 09:15 Calm 4.83 Rain Fog/Mist BKN010 BKN036 BKN110 18.4 18.2 99% 76.28 0.0 0.03
05 08:55 Calm 4.02 Light Rain Fog/Mist OVC010 18.2 18 99% 76.3 0.0 0.03
05 08:35 Calm 4.02 Light Rain Fog/Mist SCT002 OVC010 18.1 17.9 99% 76.28 0.0 0.03
05 08:15 N 6 4.02 Light Rain Fog/Mist OVC005 18.2 18 99% 76.33 0.0 0.03
05 07:55 NE 6 2.41 Rain Fog/Mist OVC003 18.4 18.1 98% 76.23 0.0 0.33
05 07:35 Calm 3.22 Rain Fog/Mist OVC005 18.9 18.7 99% 76.3 0.0 0.25
05 07:15 W 9 5.63 Rain Fog/Mist OVC007 18.8 18.5 98% 76.38 0.0 0.08
05 06:55 E 13 G 28 6.44 Rain Fog/Mist SCT004 OVC009 18.6 18.3 19.2 18.4 98% 76.2 0.0 0.46 1.3
05 06:35 Calm 4.02 Heavy Rain Fog/Mist BKN006 BKN016 OVC110 18.6 18.3 98% 76.35 0.0 0.28
05 06:15 E 7 6.44 Rain Fog/Mist OVC110 18.5 18.1 98% 76.25 0.0 0.1
05 05:55 E 9 6.44 Rain Fog/Mist OVC100 18.4 18 98% 76.28 0.0 0.25
05 05:35 Calm 4.83 Rain Fog/Mist SCT039 BKN100 OVC120 18.5 18.1 98% 76.3 0.0 0.13
05 05:15 NE 6 6.44 Light Rain Fog/Mist SCT048 SCT065 BKN120 18.5 18.2 98% 76.28 0.0 0.05
05 04:55 NE 7 6.44 Light Rain Fog/Mist SCT003 SCT060 BKN110 18.6 18.3 98% 76.28 0.0 0.08
05 04:35 N 13 4.83 Light Rain Fog/Mist OVC003 18.8 18.6 99% 76.23 0.0 0.05
05 04:15 N 9 3.22 Rain Fog/Mist OVC003 19.1 18.9 99% 76.3 0.0 0.05
05 03:55 Calm 4.83 Light Rain Fog/Mist OVC003 19.1 18.9 99% 76.3 0.0 0.23 0.51
05 03:35 NE 6 4.83 Rain Fog/Mist BKN003 BKN017 OVC100 19 18.8 99% 76.25 0.0 0.2
05 03:15 E 9 3.22 Rain Fog/Mist BKN003 BKN021 OVC100 18.9 18.7 99% 76.25 0.0 0.13
05 02:55 NE 6 4.02 Rain Fog/Mist SCT003 SCT040 OVC100 18.9 18.7 99% 76.28 0.0 0.2
05 02:35 N 9 4.02 Rain Fog/Mist BKN003 BKN015 OVC100 19 18.8 99% 76.3 0.0 0.13
05 02:15 E 9 4.83 Light Rain Fog/Mist BKN003 BKN013 OVC100 19.1 18.9 99% 76.25 0.0 0.03
05 01:55 NE 7 4.83 Fog/Mist BKN003 BKN027 BKN120 19.2 19 99% 76.28 0.0
05 01:35 N 6 6.44 Fog/Mist SCT003 SCT120 19.1 18.9 99% 76.3 0.0
05 01:15 N 6 4.83 Fog/Mist SCT120 19.1 18.9 99% 76.3 0.0
05 00:55 Calm 5.63 Fog/Mist SCT003 BKN120 19.2 19 22.9 19.1 99% 76.33 0.0 0.28
05 00:35 N 7 5.63 Fog/Mist SCT003 19.2 18.9 98% 76.33 0.0
05 00:15 N 6 6.44 Fog/Mist CLR 19.4 19.1 98% 76.33 0.0
04 23:55 N 6 8.05 Light Rain Fog/Mist CLR 19.6 19.3 98% 76.33 0.0 0.03
04 23:35 N 7 5.63 Fog/Mist CLR 19.7 19.4 98% 76.33 0.0
04 23:15 Calm 8.05 Fog/Mist SCT120 20 19.7 98% 76.33 0.0
04 22:55 N 7 8.05 Fog/Mist CLR 20.3 20 98% 76.33 0.0
04 22:35 Calm 8.05 Fog/Mist CLR 20.3 20 98% 76.3 0.0
04 22:15 Calm 11.27 Fair CLR 20 20 100% 76.3 0.0
04 21:55 NE 9 16.09 Partly Cloudy SCT019 SCT028 SCT034 20.4 19.9 97% 76.23 0.0 0.25
04 21:35 N 7 16.09 Light Rain SCT011 BKN019 OVC026 20.7 20.2 97% 76.28 0.0
04 21:15 N 11 8.05 Fog/Mist BKN004 OVC013 21.4 21.1 98% 76.25 0.0
04 20:55 Calm 8.05 Light Rain Fog/Mist SCT004 BKN050 OVC100 21.8 21.4 98% 76.23 0.0 0.25
04 20:35 SE 13 5.63 Rain Fog/Mist SCT010 OVC100 21.8 21.4 98% 76.23 0.0 0.18
04 20:15 NW 7 4.83 Rain Fog/Mist OVC100 22 21.5 97% 76.3 0.0 0.03
04 19:55 S 9 11.27 Overcast OVC110 22.2 21.5 96% 76.25 0.0
04 19:35 SE 6 16.09 Overcast OVC100 22.3 21.5 95% 76.25 0.0
04 19:15 Calm 16.09 Overcast OVC110 22.5 21.5 94% 76.25 0.0
04 18:55 N 6 16.09 Overcast OVC110 22.7 21.6 26.8 22.7 94% 76.28 0.0 0.03
04 18:35 N 7 16.09 Mostly Cloudy BKN110 23.1 21.7 92% 76.28 0.0
04 18:15 N 6 16.09 Mostly Cloudy BKN120 23.4 22.3 94% 76.28 0.0
04 17:55 Calm 16.09 Overcast OVC120 23.4 22.3 94% 76.3 0.0
04 17:35 NW 7 16.09 Overcast OVC120 23 21.8 93% 76.3 0.0
04 17:15 Calm 11.27 Overcast OVC110 22.8 21.8 94% 76.28 0.0
04 16:55 Calm 11.27 Overcast SCT036 SCT049 OVC120 22.9 21.7 93% 76.28 0.0 0.03
04 16:35 Calm 8.05 Light Rain Fog/Mist SCT036 BKN049 OVC120 22.8 21.8 94% 76.28 0.0 0.03
04 16:15 N 6 16.09 Rain SCT044 SCT070 BKN100 23.5 21.5 89% 76.33 0.0
04 15:55 N 6 16.09 Fair CLR 24 21.3 85% 24 76.3 0.0
04 15:35 N 9 16.09 Partly Cloudy SCT120 24.8 21.4 81% 26 76.3 0.0
04 15:15 NW 15 16.09 Overcast SCT020 SCT085 OVC120 24.7 21.1 80% 25 76.3 0.0
04 14:55 NW 13 16.09 Mostly Cloudy SCT085 BKN120 26.6 21.7 75% 28 76.28 0.0
04 14:35 Calm 16.09 Overcast OVC120 24.8 22.2 86% 25 76.23 0.0
04 14:15 N 6 16.09 Partly Cloudy SCT120 25.1 22.4 85% 26 76.23 0.0
04 13:55 N 7 16.09 Partly Cloudy SCT120 25.1 22.5 86% 26 76.23 0.0
04 13:35 NW 7 16.09 Fair CLR 25.5 22.1 82% 27 76.25 0.0
04 13:15 NW 11 16.09 Fair CLR 25.7 22.3 82% 27 76.23 0.0
04 12:55 NW 6 16.09 Partly Cloudy SCT120 25.2 21.7 27.4 19 81% 26 76.23 0.0
04 12:35 Calm 16.09 Mostly Cloudy SCT060 SCT070 BKN110 24.7 22 85% 25 76.23 0.0
04 12:15 NW 11 16.09 Overcast SCT041 SCT060 OVC110 25 21.6 81% 26 76.23 0.0
04 11:55 S 9 16.09 Mostly Cloudy SCT075 SCT095 BKN120 25.8 21.3 76% 27 76.17 0.0
04 11:35 S 11 16.09 Partly Cloudy SCT120 26.2 21 73% 28 76.15 0.0
04 11:15 S 13 16.09 Mostly Cloudy BKN120 27.3 21.2 69% 29 76.17 0.0
04 10:55 SW 13 16.09 Partly Cloudy SCT120 26.2 20.6 71% 28 76.2 0.0
04 10:35 SW 11 16.09 Partly Cloudy SCT110 26 21.2 75% 27 76.2 0.0
04 10:15 SW 9 16.09 Partly Cloudy SCT100 25.5 21.1 77% 27 76.23 0.0
04 09:55 S 7 16.09 Mostly Cloudy BKN110 24.6 20.7 79% 25 76.23 0.0
04 09:35 S 9 16.09 Partly Cloudy SCT110 24 20.4 80% 24 76.25 0.0
04 09:15 S 9 16.09 Fair CLR 23.3 20.3 83% 76.25 0.0
04 08:55 SW 11 16.09 Mostly Cloudy BKN065 22.5 19.8 85% 76.25 0.0
04 08:35 SW 13 16.09 Mostly Cloudy BKN065 22 19.4 85% 76.25 0.0
04 08:15 Calm 16.09 Mostly Cloudy BKN065 21.5 19.5 88% 76.25 0.0
04 07:55 S 6 16.09 Overcast BKN065 OVC070 21 19.4 91% 76.25 0.0
04 07:35 Calm 16.09 Mostly Cloudy BKN065 20.1 19 93% 76.25 0.0
04 07:15 Calm 11.27 Partly Cloudy SCT110 19.2 18.6 96% 76.25 0.0
04 06:55 Calm 16.09 Mostly Cloudy BKN095 19.1 18.4 20.1 18.4 96% 76.25 0.0
04 06:35 SE 6 16.09 Mostly Cloudy BKN095 18.7 18.1 96% 76.23 0.0
04 06:15 Calm 16.09 Fair CLR 18.6 18 96% 76.23 0.0
04 05:55 Calm 16.09 Fair CLR 18.8 18.1 96% 76.23 0.0
04 05:35 SE 7 16.09 Fair CLR 18.8 18 95% 76.23 0.0
04 05:15 SE 6 16.09 Fair CLR 19.1 18.1 94% 76.2 0.0
04 04:55 SE 9 16.09 Fair CLR 19.3 18.2 93% 76.15 0.0
04 04:35 SE 9 16.09 Fair CLR 19.5 18.2 92% 76.15 0.0
04 04:15 SE 7 16.09 Fair CLR 19.3 18.2 93% 76.12 0.0
04 03:55 SE 11 16.09 Fair CLR 19.2 18.3 95% 76.1 0.0
04 03:35 SE 11 16.09 Fair CLR 19.2 18.2 94% 76.12 0.0
04 03:15 SE 9 16.09 Fair CLR 19.3 18.2 93% 76.12 0.0
04 02:55 SE 7 16.09 Fair CLR 19.8 18.4 92% 76.15 0.0
04 02:35 SE 9 16.09 Fair CLR 20 18.6 92% 76.12 0.0
04 02:15 SE 9 16.09 Fair CLR 20.1 18.6 91% 76.1 0.0
04 01:55 SE 11 16.09 Fair CLR 20 18.6 92% 76.1 0.0
04 01:35 SE 11 16.09 Fair CLR 20 18.5 91% 76.1 0.0
04 01:15 SE 7 16.09 Fair CLR 19.8 18.4 92% 76.12 0.0
04 00:55 SE 9 16.09 Fair CLR 20.1 18.5 27.1 19.9 91% 76.12 0.0
04 00:35 SE 7 16.09 Fair CLR 20.3 18.5 89% 76.12 0.0
04 00:15 SE 7 16.09 Fair CLR 20.7 18.5 87% 76.12 0.0
03 23:55 SE 9 16.09 Fair CLR 20.9 18.5 86% 76.12 0.0
03 23:35 S 9 16.09 Fair CLR 21.4 18.5 84% 76.1 0.0
03 23:15 SE 9 16.09 Fair CLR 21.8 18.5 82% 76.07 0.0
03 22:55 S 9 16.09 Fair CLR 22.2 18.4 79% 76.07 0.0
03 22:35 SE 11 16.09 Fair CLR 22.5 18.4 78% 76.05 0.0
03 22:15 SE 11 16.09 Fair CLR 22.8 18.5 77% 76.05 0.0
03 21:55 SE 13 16.09 Fair CLR 22.9 18.5 76% 76.05 0.0
03 21:35 SE 11 16.09 Fair CLR 23.2 18.7 76% 76.02 0.0
03 21:15 SE 9 16.09 Fair CLR 22.8 19 79% 76 0.0
03 20:55 SE 9 16.09 Fair CLR 23.5 19.1 76% 76 0.0
03 20:35 SE 9 16.09 Fair CLR 23.6 19.6 78% 76 0.0
03 20:15 SE 7 16.09 Fair CLR 24.3 19.5 75% 25 76 0.0
03 19:55 SE 7 16.09 Fair CLR 25.1 19.5 71% 26 76 0.0
03 19:35 SE 9 16.09 Fair CLR 26.1 19.6 67% 27 76 0.0
03 19:15 SE 7 16.09 Fair CLR 26.6 19.5 65% 28 76 0.0
03 18:55 SE 7 16.09 Fair CLR 27.2 19.7 28.4 26.7 64% 29 76 0.0
03 18:35 SE 9 16.09 Fair CLR 27.5 19.1 60% 29 76 0.0
03 18:15 SE 7 16.09 Fair CLR 27.8 20.1 63% 29 76.02 0.0
03 17:55 S 9 16.09 Fair CLR 27.9 19.4 60% 29 76.02 0.0
03 17:35 SE 13 16.09 Fair CLR 28.2 19.8 60% 30 76.02 0.0
03 17:15 SE 13 16.09 Fair CLR 28.1 19.8 61% 30 76.05 0.0
03 16:55 SE 13 16.09 Fair CLR 28.1 19.2 59% 29 76.05 0.0
03 16:35 SE 13 16.09 Fair CLR 28.1 19.7 60% 30 76.07 0.0
03 16:15 SE 15 16.09 Fair CLR 28.1 19.4 59% 30 76.07 0.0
03 15:55 SE 11 16.09 Fair CLR 28.2 19.9 61% 30 76.07 0.0
03 15:35 S 11 16.09 Fair CLR 28.2 19.9 61% 30 76.07 0.0
03 15:15 S 9 16.09 Partly Cloudy SCT042 28.1 19.5 60% 30 76.07 0.0
03 14:55 S 9 16.09 Partly Cloudy SCT040 28.1 20.4 63% 30 76.1 0.0
03 14:35 SE 11 16.09 Partly Cloudy SCT038 27.5 20 64% 29 76.1 0.0
03 14:15 SE 13 16.09 Partly Cloudy SCT038 SCT047 27.6 19.9 63% 29 76.12 0.0
03 13:55 SE 13 16.09 Partly Cloudy SCT036 27.8 20.3 64% 30 76.12 0.0
03 13:35 SE 13 16.09 Partly Cloudy SCT034 27.8 21 67% 30 76.15 0.0
03 13:15 S 9 16.09 Partly Cloudy SCT031 SCT040 27.5 20.4 65% 29 76.17 0.0
03 12:55 S 13 16.09 Mostly Cloudy BKN031 BKN040 26.9 20.6 27.3 17.4 68% 29 76.17 0.0
03 12:35 S 7 16.09 Partly Cloudy SCT031 26.9 20.4 68% 29 76.17 0.0
03 12:15 S 11 16.09 Mostly Cloudy BKN031 26.8 20.5 68% 28 76.17 0.0
03 11:55 S 15 16.09 Partly Cloudy SCT029 26.5 20.2 68% 28 76.2 0.0
03 11:35 S 11 16.09 Partly Cloudy SCT027 26 19.9 69% 27 76.2 0.0
03 11:15 S 15 16.09 Fair CLR 26 20.2 70% 27 76.2 0.0
03 10:55 S 13 11.27 Partly Cloudy with Haze SCT002 25.6 19.7 70% 27 76.2 0.0
03 10:35 S 15 11.27 Fair CLR 25.2 19.4 70% 26 76.2 0.0
03 10:15 S 11 16.09 Fair CLR 24.9 20.1 75% 26 76.2 0.0
03 09:55 SE 11 16.09 Fair CLR 24.3 20.2 78% 25 76.2 0.0
03 09:35 SE 11 16.09 Fair CLR 23.6 19.8 79% 76.2 0.0
03 09:15 S 9 16.09 Fair CLR 23.1 20.1 83% 76.2 0.0
03 08:55 S 7 16.09 Fair CLR 22.3 19.8 86% 76.2 0.0
03 08:35 S 9 16.09 Fair CLR 21.5 19.6 89% 76.2 0.0
03 08:15 Calm 16.09 Fair CLR 20.8 19.7 93% 76.2 0.0
03 07:55 Calm 16.09 Fair CLR 19.9 19.2 96% 76.2 0.0
03 07:35 Calm 11.27 Fog/Mist CLR 18.9 18.6 98% 76.2 0.0
03 07:15 SE 6 6.44 Fog/Mist CLR 18.1 17.9 99% 76.17 0.0
03 06:55 Calm 4.83 Fog/Mist CLR 17.5 17.3 20 16.2 99% 76.15 0.0
Date Time (cdt) 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)