Weather observations for the past three days for
Glasgow, Glasgow 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.
16 13:15 NW 9 16.09 Overcast OVC022 13.8 9 73% 76.5 0.0
16 12:55 NW 13 16.09 Overcast BKN022 OVC032 14.2 9 20.3 12.7 71% 76.53 0.0
16 12:35 N 13 16.09 Overcast BKN015 BKN027 OVC033 13.2 9.3 77% 76.5 0.0
16 12:15 NW 11 G 28 16.09 Overcast OVC017 12.8 9.6 81% 76.53 0.0
16 11:55 NW 15 16.09 Overcast OVC017 13.2 9.5 78% 76.5 0.0
16 11:35 N 17 G 30 16.09 Overcast OVC015 13.2 9.6 79% 76.5 0.0
16 11:15 N 15 G 26 16.09 Overcast OVC015 13.5 10.2 81% 76.48 0.0
16 10:55 N 13 G 28 16.09 Overcast OVC017 13.7 10.5 81% 76.48 0.0
16 10:35 NW 19 G 31 16.09 Overcast OVC019 14.4 10.9 80% 76.45 0.0
16 10:15 NW 15 G 28 16.09 Overcast BKN021 OVC026 15.1 11.3 78% 76.43 0.0
16 09:55 W 19 G 30 16.09 Overcast BKN017 OVC026 15.5 11.6 78% 76.4 0.0
16 09:35 NW 15 G 30 16.09 Overcast BKN012 OVC018 15.5 12.3 81% 76.4 0.0
16 09:15 NW 15 G 26 16.09 Overcast OVC016 16.5 14 85% 76.35 0.0
16 08:55 NW 19 16.09 Overcast BKN018 OVC025 17.6 14 80% 76.3 0.0
16 08:35 NW 9 G 30 16.09 Overcast OVC022 18.1 14.5 80% 76.28 0.0
16 08:15 W 17 16.09 Overcast OVC017 18.5 14.8 79% 76.25 0.0
16 07:55 NW 17 G 31 16.09 Overcast OVC019 18.9 16 83% 76.2 0.0
16 07:35 NW 9 16.09 Overcast OVC021 20.1 16.1 78% 76.17 0.0
16 07:15 W 6 16.09 Overcast OVC021 19 15.9 82% 76.15 0.0
16 06:55 Calm 16.09 Partly Cloudy SCT021 SCT030 18.7 15.6 22.4 18.4 82% 76.15 0.0
16 06:35 Calm 16.09 Partly Cloudy SCT030 19 15.5 80% 76.17 0.0
16 06:15 W 6 16.09 Partly Cloudy SCT030 19.5 15.5 78% 76.17 0.0
16 05:55 W 6 16.09 Fair CLR 19.5 15.5 78% 76.15 0.0
16 05:35 W 9 16.09 Fair CLR 20 15.5 75% 76.15 0.0
16 05:15 W 13 16.09 Fair CLR 20.1 15.6 75% 76.15 0.0
16 04:55 SW 7 16.09 Fair CLR 20.1 15.6 75% 76.12 0.0
16 04:35 SW 6 16.09 Fair CLR 20 15.5 75% 76.12 0.0
16 04:15 SW 6 16.09 Fair CLR 20.2 15.2 73% 76.12 0.0
16 03:55 Calm 16.09 Fair CLR 20.4 15.1 72% 76.12 0.0
16 03:35 SW 6 16.09 Fair CLR 20.5 15.1 71% 76.12 0.0
16 03:15 SW 6 16.09 Fair CLR 21.7 15 66% 76.15 0.0
16 02:55 SW 6 16.09 Fair CLR 21 15.2 70% 76.15 0.0
16 02:35 SW 7 16.09 Fair CLR 21.5 15.1 67% 76.17 0.0
16 02:15 SW 6 16.09 Fair CLR 21.6 15 66% 76.17 0.0
16 01:55 SW 9 16.09 Fair CLR 21.5 15 67% 76.17 0.0
16 01:35 SW 7 16.09 Fair CLR 22.1 15 64% 76.17 0.0
16 01:15 SW 7 16.09 Fair CLR 21.2 15.5 70% 76.15 0.0
16 00:55 SW 7 16.09 Partly Cloudy SCT120 20.8 15.6 25.6 20.8 72% 76.17 0.0
16 00:35 SW 6 16.09 Partly Cloudy SCT120 21.1 15.9 72% 76.17 0.0
16 00:15 SW 7 16.09 Fair CLR 21 16.1 74% 76.17 0.0
15 23:55 SW 7 16.09 Fair CLR 21.7 15.9 70% 76.17 0.0
15 23:35 SW 7 16.09 Fair CLR 22.9 15.6 64% 76.17 0.0
15 23:15 S 6 16.09 Fair CLR 23 16 65% 76.17 0.0
15 22:55 Calm 16.09 Fair CLR 23.4 16.3 64% 76.17 0.0
15 22:35 SW 6 16.09 Fair CLR 22.8 17.1 70% 76.17 0.0
15 22:15 S 7 16.09 Fair CLR 23.5 16.9 67% 76.17 0.0
15 21:55 S 6 16.09 Fair CLR 22.6 17.6 73% 76.17 0.0
15 21:35 Calm 16.09 Fair CLR 22.4 17.4 73% 76.17 0.0
15 21:15 W 6 16.09 Fair CLR 22.9 16.8 69% 76.17 0.0
15 20:55 Calm 16.09 Fair CLR 24.2 16.6 63% 25 76.15 0.0
15 20:35 S 6 16.09 Fair CLR 22.5 18.1 76% 76.17 0.0
15 20:15 Calm 16.09 Partly Cloudy SCT120 22.8 18.2 75% 76.2 0.0
15 19:55 Calm 16.09 Partly Cloudy SCT120 24.1 17.9 68% 25 76.2 0.0
15 19:35 Calm 16.09 Overcast SCT080 OVC120 24.6 18 67% 26 76.23 0.0
15 19:15 S 6 16.09 Mostly Cloudy SCT070 SCT080 BKN120 24.8 18.1 66% 26 76.23 0.0
15 18:55 S 6 16.09 Overcast OVC070 25.6 18.2 31.3 25.3 64% 27 76.2 0.0
15 18:35 Calm 16.09 Mostly Cloudy BKN070 25.4 18.6 66% 26 76.2 0.0
15 18:15 Calm 16.09 Partly Cloudy SCT110 25.9 18.5 64% 27 76.2 0.0
15 17:55 S 6 16.09 Mostly Cloudy BKN110 26.6 18.9 63% 28 76.2 0.0
15 17:35 S 6 16.09 Overcast OVC110 26.8 18.3 60% 28 76.23 0.0
15 17:15 Calm 16.09 Overcast SCT080 OVC110 27 20.3 67% 29 76.23 0.0
15 16:55 Calm 16.09 Overcast BKN080 OVC110 27.9 18.2 56% 29 76.25 0.0
15 16:35 Calm 16.09 Overcast OVC110 28 18.2 55% 29 76.23 0.0
15 16:15 SW 7 16.09 Overcast SCT080 OVC110 28.3 18.1 54% 29 76.23 0.0
15 15:55 SW 7 16.09 Overcast BKN080 OVC100 28.5 17.7 52% 29 76.25 0.0
15 15:35 SW 9 16.09 Overcast SCT075 OVC100 29 18 51% 30 76.23 0.0
15 15:15 SW 13 16.09 Overcast BKN075 OVC100 29.5 17.9 50% 30 76.23 0.0
15 14:55 SW 11 16.09 Overcast SCT060 OVC075 29.5 17.8 49% 30 76.25 0.0
15 14:35 SW 11 16.09 Overcast SCT060 OVC075 29.6 17.4 48% 30 76.25 0.0
15 14:15 SW 19 16.09 Partly Cloudy SCT075 30.1 17.4 46% 31 76.28 0.0
15 13:55 S 9 16.09 Partly Cloudy SCT050 30.5 18.7 49% 32 76.28 0.0
15 13:35 SW 15 16.09 Overcast OVC050 30.4 19 51% 32 76.3 0.0
15 13:15 SW 17 16.09 Mostly Cloudy BKN050 BKN120 29.5 19.3 54% 31 76.33 0.0
15 12:55 SW 19 16.09 Fair CLR 28.8 19.5 28.8 22.3 57% 30 76.35 0.0 0.08
15 12:35 S 15 16.09 Partly Cloudy SCT120 28.7 21.2 64% 31 76.38 0.0
15 12:15 SW 13 16.09 Partly Cloudy SCT120 27.9 21 66% 30 76.4 0.0
15 11:55 SW 11 16.09 Partly Cloudy SCT120 27.2 20.7 68% 29 76.43 0.0
15 11:35 SW 11 16.09 Partly Cloudy SCT120 26.7 21.3 72% 29 76.43 0.0
15 11:15 SW 11 16.09 Partly Cloudy SCT110 26 22.5 81% 28 76.45 0.0
15 10:55 S 11 16.09 Mostly Cloudy BKN110 25 23.1 89% 26 76.45 0.0
15 10:35 SW 6 16.09 Mostly Cloudy SCT009 BKN110 24.6 23.1 91% 25 76.48 0.0
15 10:15 SW 9 16.09 Mostly Cloudy SCT009 SCT018 BKN110 24.9 23 89% 25 76.48 0.0
15 09:55 SW 9 16.09 Overcast SCT018 SCT037 OVC095 24.4 23.8 96% 24 76.45 0.0 0.08
15 09:35 SW 6 16.09 Overcast SCT005 BKN090 OVC110 23.2 23.2 100% 76.48 0.0
15 09:15 SW 6 16.09 Overcast BKN005 BKN095 OVC120 22.8 22.8 100% 76.45 0.0
15 08:55 SW 7 16.09 Overcast BKN003 OVC095 22.7 22.7 100% 76.45 0.0
15 08:35 SW 6 16.09 Overcast OVC003 22.6 22.6 100% 76.43 0.0
15 08:15 Calm 16.09 Overcast BKN003 OVC008 22.6 22.6 100% 76.4 0.0
15 07:55 S 6 16.09 Overcast BKN003 OVC008 22.6 22.6 100% 76.43 0.0 0.08
15 07:35 SW 6 16.09 Overcast BKN006 BKN011 OVC080 22.5 22.5 100% 76.43 0.0 0.08
15 07:15 S 6 11.27 Light Rain SCT006 BKN035 OVC080 22.4 22.4 100% 76.4 0.0 0.05
15 06:55 Calm 4.83 Heavy Rain SCT008 BKN030 OVC040 22.5 22.5 22.5 21 100% 76.4 0.0 0.69 2.26
15 06:35 W 9 11.27 Heavy Rain BKN009 BKN014 OVC021 22.4 22.4 100% 76.43 0.0 0.15
15 06:15 SW 7 16.09 Thunderstorm Rain SCT011 BKN019 OVC028 22.3 22.3 100% 76.43 0.0 0.03
15 05:55 SW 6 6.44 Rain SCT003 BKN013 OVC038 22.5 22.5 100% 76.4 0.0 0.86
15 05:35 SW 9 8.05 Heavy Rain SCT003 SCT010 OVC014 22.5 22.5 100% 76.4 0.0 0.13
15 05:15 Calm 11.27 Light Drizzle BKN018 BKN032 OVC060 22.2 22.2 100% 76.38 0.0
15 04:55 SE 6 8.05 Rain BKN005 BKN026 OVC055 22.1 22.1 100% 76.38 0.0 0.71
15 04:35 W 9 3.22 Heavy Rain BKN007 OVC012 21.9 21.9 100% 76.4 0.0 0.3
15 04:15 Calm 4.83 Fog/Mist OVC023 21.9 21.9 100% 76.35 0.0
15 03:35 Calm 6.44 Fog/Mist BKN005 OVC025 21.9 21.9 100% 76.38 0.0
15 03:15 Calm 6.44 Fog/Mist SCT003 BKN025 OVC070 21.7 21.7 100% 76.38 0.0
15 02:55 Calm 8.05 Fog/Mist SCT055 BKN070 OVC085 21.5 21.5 100% 76.38 0.0
15 02:35 Calm 2.41 Fog/Mist SCT034 BKN060 OVC070 21.6 21.6 100% 76.38 0.0
15 02:15 Calm 1.21 Fog/Mist BKN002 BKN007 OVC045 21.5 21.5 100% 76.38 0.0
15 01:55 Calm 0.80 Fog BKN002 BKN007 OVC031 21.1 21.1 100% 76.38 0.0
15 01:35 Calm 0.80 Fog BKN002 OVC007 21.3 21.3 100% 76.38 0.0
15 01:15 Calm 4.83 Fog/Mist BKN007 BKN035 21.5 21.5 100% 76.35 0.0
15 00:55 Calm 4.83 Fog/Mist OVC009 22 22 24.7 21.8 100% 76.35 0.0 1.09
15 00:35 Calm 11.27 Mostly Cloudy BKN011 BKN065 22.1 22.1 100% 76.35 0.0
15 00:15 Calm 2.82 Fog/Mist VV007 22.1 22.1 100% 76.35 0.0
14 23:55 Calm 8.05 Fog/Mist SCT002 22.5 22.5 100% 76.33 0.0
14 23:35 W 6 0.80 Fog BKN002 22.4 22.4 100% 76.33 0.0
14 23:15 Calm 4.83 Fog/Mist CLR 22.5 22.5 100% 76.3 0.0
14 22:55 Calm 16.09 Light Drizzle SCT050 SCT070 23 23 100% 76.3 0.0 0.15
14 22:35 Calm 11.27 Light Rain SCT050 BKN075 OVC085 23.1 23.1 100% 76.33 0.0 0.15
14 22:15 Calm 6.44 Rain SCT017 SCT060 OVC085 23.1 23.1 100% 76.33 0.0 0.1
14 21:35 Calm 8.05 Rain SCT005 BKN075 OVC085 23.4 23.4 100% 76.38 0.0 0.46
14 21:15 NW 6 4.83 Thunderstorm Heavy Rain in Vicinity BKN005 BKN016 OVC046 23.8 23.8 100% 76.38 0.0 0.36
14 20:55 NW 13 6.44 Heavy Rain SCT031 BKN043 OVC060 24 24 100% 23 76.4 0.0 0.3
14 20:35 NW 17 16.09 Rain SCT024 SCT031 OVC041 24 24 100% 23 76.35 0.0 0.03
14 20:15 N 7 16.09 Light Rain BKN043 BKN060 OVC075 23.7 23.7 100% 76.3 0.0
14 19:55 Calm 11.27 Overcast SCT047 BKN060 OVC110 23.9 23.9 100% 22 76.28 0.0 0.03
14 19:35 Calm 11.27 Mostly Cloudy SCT047 BKN060 BKN080 24 24 100% 23 76.28 0.0 0.03
14 19:15 Calm 11.27 Light Rain SCT047 BKN050 OVC075 24.3 24.2 99% 23 76.25 0.0 0.03
14 18:55 N 9 16.09 Light Rain SCT045 SCT055 OVC065 24.6 24.1 31.7 24.5 97% 24 76.23 0.0 0.05 0.1
14 18:35 NW 6 11.27 Rain SCT045 BKN065 OVC080 24.5 24.5 100% 24 76.23 0.0 0.03
14 18:15 Calm 11.27 Light Rain SCT044 BKN065 OVC085 24.6 24.6 100% 24 76.2 0.0 0.03
14 17:35 Calm 16.09 Light Rain SCT050 SCT070 BKN075 25.3 24.8 97% 26 76.23 0.0
14 17:15 Calm 16.09 Partly Cloudy SCT100 25.5 25 97% 27 76.23 0.0
14 16:55 Calm 16.09 Mostly Cloudy SCT033 SCT041 BKN060 26.5 24.6 89% 29 76.23 0.0 0.05
14 16:35 W 9 11.27 Heavy Rain OVC043 27.7 23.4 77% 31 76.25 0.0 0.03
14 16:15 Calm 16.09 Overcast BKN043 BKN050 OVC110 27.4 24.8 86% 31 76.23 0.0
14 15:55 Calm 16.09 Overcast SCT041 BKN050 OVC090 27.6 23.8 80% 31 76.23 0.0
14 15:35 SW 7 16.09 Mostly Cloudy SCT048 SCT060 BKN090 29.8 21.8 62% 33 76.23 0.0
14 15:15 SW 7 16.09 Partly Cloudy SCT120 30 22 62% 33 76.23 0.0
14 14:55 SW 17 16.09 Fair CLR 30.4 21.7 60% 34 76.23 0.0
14 14:35 W 20 G 28 16.09 Fair CLR 31.7 22.1 57% 35 76.23 0.0
14 14:15 SW 11 16.09 Partly Cloudy SCT060 30.2 22 62% 34 76.25 0.0
14 13:55 SW 19 16.09 Partly Cloudy SCT041 SCT060 30.3 22 61% 34 76.28 0.0
14 13:35 W 20 16.09 Partly Cloudy SCT040 SCT050 SCT075 30.5 21.9 60% 34 76.3 0.0
14 13:15 SW 13 16.09 Partly Cloudy SCT040 30.5 21.8 60% 34 76.33 0.0
14 12:55 SW 17 16.09 Fair CLR 30.8 21.8 31.2 20 59% 34 76.33 0.0
14 12:35 SW 17 G 28 16.09 Fair CLR 30.6 21.7 59% 34 76.3 0.0
14 12:15 SW 17 G 28 16.09 Partly Cloudy SCT049 31.1 21.8 58% 34 76.35 0.0
14 11:55 W 15 16.09 Partly Cloudy SCT049 SCT060 30.9 21.6 58% 34 76.4 0.0
14 11:35 SW 11 16.09 Partly Cloudy SCT036 SCT060 29.6 21.2 61% 32 76.4 0.0
14 11:15 SW 17 16.09 Fair CLR 29.6 20.9 60% 32 76.4 0.0
14 10:55 SW 11 16.09 Partly Cloudy SCT080 28.9 20.6 61% 31 76.4 0.0
14 10:35 S 13 16.09 Fair CLR 27.8 20 63% 29 76.38 0.0
14 10:15 SW 13 16.09 Fair CLR 27.1 19.6 64% 28 76.4 0.0
14 09:55 SW 13 16.09 Fair CLR 26.2 19.1 65% 27 76.4 0.0
14 09:35 SW 17 16.09 Fair CLR 25.7 19 67% 27 76.38 0.0
14 09:15 S 13 16.09 Fair CLR 24.6 18.6 69% 26 76.38 0.0
14 08:55 S 11 16.09 Fair CLR 23.9 18.6 72% 25 76.38 0.0
14 08:35 S 7 16.09 Partly Cloudy SCT080 SCT090 23 18.7 77% 76.38 0.0
14 08:15 S 6 16.09 Mostly Cloudy SCT043 SCT050 BKN080 21.9 18.9 83% 76.4 0.0
14 07:55 Calm 16.09 Overcast SCT043 BKN050 OVC085 21.2 18.6 85% 76.4 0.0
14 07:35 Calm 16.09 Overcast BKN043 OVC049 20.9 18.4 86% 76.38 0.0
14 07:15 Calm 16.09 Mostly Cloudy BKN043 20.4 18.3 88% 76.38 0.0
14 06:55 Calm 16.09 Partly Cloudy SCT043 20 18 21.2 19 88% 76.38 0.0
14 06:35 Calm 16.09 Fair CLR 20 18 88% 76.35 0.0
14 06:15 Calm 16.09 Fair CLR 20.2 18 87% 76.35 0.0
14 05:55 Calm 16.09 Partly Cloudy SCT043 20.1 18 88% 76.33 0.0
14 05:35 Calm 16.09 Partly Cloudy SCT043 20 17.8 87% 76.33 0.0
14 05:15 Calm 16.09 Fair CLR 20 17.7 87% 76.33 0.0
14 04:55 Calm 16.09 Fair CLR 20 17.7 87% 76.33 0.0
14 04:35 Calm 16.09 Fair CLR 20 17.7 87% 76.35 0.0
14 04:15 Calm 16.09 Fair CLR 19.9 17.8 88% 76.33 0.0
14 03:55 Calm 16.09 Fair CLR 20.1 17.7 86% 76.33 0.0
14 03:15 Calm 16.09 Fair CLR 20 17.7 87% 76.35 0.0
14 02:55 Calm 16.09 Fair CLR 19.9 17.6 87% 76.35 0.0
14 02:35 Calm 16.09 Fair CLR 19.7 17.5 87% 76.35 0.0
14 02:15 Calm 16.09 Fair CLR 19.3 17.2 88% 76.35 0.0
14 01:55 Calm 16.09 Fair CLR 19.9 17.2 85% 76.33 0.0
14 01:35 Calm 16.09 Fair CLR 20 17.3 85% 76.33 0.0
14 01:15 Calm 16.09 Fair CLR 20.5 17.1 81% 76.3 0.0
14 00:55 S 6 16.09 Fair CLR 21.2 17.2 24.6 19.5 78% 76.3 0.0
14 00:35 S 6 16.09 Fair CLR 21.5 17.2 77% 76.3 0.0
14 00:15 S 6 16.09 Fair CLR 21 17.4 80% 76.28 0.0
13 23:55 Calm 16.09 Fair CLR 20.2 17.2 83% 76.28 0.0
13 23:35 Calm 16.09 Fair CLR 19.7 17.2 86% 76.28 0.0
13 23:15 Calm 16.09 Fair CLR 19.9 17.1 84% 76.3 0.0
13 22:55 Calm 16.09 Fair CLR 19.9 17 83% 76.3 0.0
13 22:35 Calm 16.09 Fair CLR 20 17 83% 76.28 0.0
13 22:15 Calm 16.09 Fair CLR 20 16.7 81% 76.3 0.0
13 21:55 Calm 16.09 Fair CLR 19.8 16.6 82% 76.28 0.0
13 21:35 Calm 16.09 Fair CLR 20.2 16.3 78% 76.28 0.0
13 21:15 Calm 16.09 Fair CLR 21.1 16.1 73% 76.25 0.0
13 20:55 Calm 16.09 Fair CLR 20.7 16 75% 76.28 0.0
13 20:35 Calm 16.09 Fair CLR 22.7 16 66% 76.28 0.0
13 20:15 Calm 16.09 Fair CLR 22.4 15.7 66% 76.28 0.0
13 19:55 Calm 16.09 Fair CLR 22.5 15.5 65% 76.28 0.0
13 19:35 Calm 16.09 Fair CLR 22.7 15.5 64% 76.28 0.0
13 19:15 Calm 16.09 Fair CLR 24.2 15.2 57% 25 76.25 0.0
13 18:55 Calm 16.09 Fair CLR 24.7 15.2 32.5 24.7 56% 26 76.23 0.0
13 18:35 S 6 16.09 Fair CLR 25.4 15.2 53% 26 76.23 0.0
13 18:15 SW 6 16.09 Fair CLR 27.3 15 47% 28 76.23 0.0
13 17:55 S 6 16.09 Fair CLR 28.5 15 44% 28 76.2 0.0
13 17:35 SW 7 16.09 Fair CLR 29.5 15 41% 29 76.2 0.0
13 17:15 S 9 16.09 Fair CLR 30.1 14.9 40% 30 76.17 0.0
13 16:55 SW 15 16.09 Fair CLR 30.6 14.9 38% 30 76.2 0.0
13 16:35 SW 11 16.09 Fair CLR 31.1 14.5 36% 31 76.17 0.0
13 16:15 S 19 16.09 Fair CLR 31.6 14.4 35% 31 76.2 0.0
13 15:55 SW 17 16.09 Fair CLR 31.6 14.5 35% 31 76.2 0.0
13 15:35 SW 19 16.09 Fair CLR 31.8 14.4 35% 31 76.2 0.0
13 15:15 SW 17 16.09 Fair CLR 32 15.2 36% 32 76.2 0.0
13 14:55 W 19 G 31 16.09 Fair CLR 32.5 14.6 34% 32 76.2 0.0
13 14:35 SW 20 G 28 16.09 Fair CLR 32.4 14.3 33% 32 76.2 0.0
13 14:15 SW 13 16.09 Fair CLR 32.2 14.3 34% 32 76.23 0.0
13 13:55 W 19 G 30 16.09 Fair CLR 32.2 13.4 32% 31 76.23 0.0
13 13:35 SW 15 G 28 16.09 Fair CLR 32 14 33% 31 76.25 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)