Weather observations for the past three days for
Duluth - Sky Harbor 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.
10 14:15 N 17 16.09 Partly Cloudy SCT060 10 -4 37% 8 76.58 0.0
10 13:55 N 17 16.09 Partly Cloudy SCT055 9 -4 40% 7 76.58 0.0
10 13:35 N 17 16.09 Overcast OVC055 9 -3 43% 7 76.58 0.0
10 13:15 N 17 G 30 16.09 Mostly Cloudy BKN055 9 -4 40% 7 76.58 0.0
10 12:55 N 15 16.09 Overcast OVC055 9 -4 40% 7 76.56 0.0
10 12:35 N 17 16.09 Overcast BKN050 OVC055 9 -3 43% 7 76.56 0.0
10 12:15 N 15 G 24 16.09 Overcast SCT050 OVC055 8 -3 46% 6 76.56 0.0
10 11:55 N 19 16.09 Overcast BKN048 OVC060 8 -3 46% 5 76.56 0.0
10 11:35 N 19 16.09 Overcast BKN047 OVC055 8 -3 46% 5 76.56 0.0
10 11:15 NW 20 G 30 16.09 Mostly Cloudy SCT050 BKN055 8 -4 43% 5 76.53 0.0
10 10:55 NW 19 G 31 16.09 Mostly Cloudy BKN049 8 -3 46% 5 76.5 0.0
10 10:35 N 15 16.09 Mostly Cloudy BKN042 BKN050 7 -2 53% 5 76.5 0.0
10 10:15 NW 22 16.09 Mostly Cloudy BKN042 BKN048 7 -3 49% 4 76.48 0.0
10 09:55 NW 13 G 28 16.09 Mostly Cloudy BKN043 BKN049 7 -3 49% 5 76.48 0.0
10 09:35 NW 22 16.09 A Few Clouds FEW041 7 -2 53% 4 76.45 0.0
10 09:15 N 19 16.09 Fair CLR 7 -2 53% 4 76.45 0.0
10 08:55 NW 19 G 35 16.09 Fair CLR 7 -2 53% 4 76.43 0.0
10 08:35 NW 20 16.09 Fair CLR 6 -1 61% 3 76.43 0.0
10 08:15 NW 24 16.09 Fair CLR 6 -1 61% 2 76.4 0.0
10 07:55 NW 33 16.09 Fair and Breezy CLR 5 -1 66% 0 76.4 0.0
10 07:35 NW 24 16.09 Fair CLR 5 -1 66% 1 76.38 0.0
10 07:15 NW 26 G 37 16.09 Fair CLR 5 -1 66% 1 76.35 0.0
10 06:55 NW 30 16.09 Fair CLR 5 -1 66% 0 76.33 0.0
10 06:35 NW 22 G 35 16.09 Fair CLR 5 -1 66% 1 76.33 0.0
10 06:15 NW 20 G 30 16.09 Fair CLR 5 -1 66% 1 76.3 0.0
10 05:55 NW 24 16.09 Fair CLR 5 -1 66% 1 76.28 0.0
10 05:35 NW 17 16.09 Fair CLR 5 -1 66% 2 76.23 0.0
10 05:15 NW 20 16.09 Fair CLR 6 -1 61% 3 76.23 0.0
10 04:55 W 20 16.09 Fair CLR 6 0 66% 3 76.2 0.0
10 04:35 W 19 16.09 Fair CLR 6 -1 61% 3 76.17 0.0
10 04:15 W 19 G 28 16.09 Fair CLR 6 0 66% 3 76.15 0.0
10 03:55 NW 22 16.09 Fair CLR 7 -1 57% 4 76.15 0.0
10 03:35 NW 22 16.09 Fair CLR 7 -1 57% 4 76.12 0.0
10 03:15 W 20 16.09 Mostly Cloudy BKN110 7 -1 57% 4 76.1 0.0
10 02:55 W 17 16.09 Overcast OVC110 7 -1 57% 4 76.1 0.0
10 02:35 NW 20 16.09 Overcast OVC100 8 -1 53% 5 76.07 0.0
10 02:15 NW 26 16.09 Overcast FEW050 SCT080 OVC100 8 -1 53% 5 76.07 0.0
10 01:55 NW 22 16.09 Overcast FEW049 BKN060 OVC075 8 -1 53% 5 76.07 0.0
10 01:35 NW 20 16.09 Overcast FEW048 BKN060 OVC075 8 -2 50% 5 76.05 0.0
10 01:15 W 15 16.09 Overcast FEW049 BKN060 OVC075 8 -2 50% 6 76.05 0.0
10 00:55 NW 15 16.09 Overcast FEW047 BKN060 OVC070 8 -2 50% 6 76.05 0.0
10 00:35 NW 15 16.09 Overcast FEW042 FEW050 OVC070 8 -2 50% 6 76.05 0.0
10 00:15 W 11 16.09 Overcast FEW060 OVC070 8 -2 50% 6 76.02 0.0
09 23:55 W 9 16.09 Overcast OVC075 8 -2 50% 7 76.02 0.0
09 23:35 W 11 16.09 Overcast BKN075 OVC090 8 -3 46% 6 76.02 0.0
09 23:15 W 11 16.09 Overcast FEW075 OVC090 9 -3 43% 8 76 0.0
09 22:55 NW 11 16.09 Overcast OVC100 8 -3 46% 6 76 0.0
09 22:35 NW 19 16.09 Mostly Cloudy BKN110 9 -3 43% 7 76 0.0
09 22:15 NW 19 16.09 Partly Cloudy SCT110 9 -3 43% 7 76 0.0
09 21:55 NW 17 16.09 Fair CLR 9 -3 43% 7 75.97 0.0
09 21:35 NW 17 16.09 Fair CLR 9 -3 43% 7 75.97 0.0
09 21:15 NW 19 16.09 A Few Clouds FEW070 10 -4 37% 8 75.95 0.0
09 20:55 NW 28 16.09 Mostly Cloudy BKN075 BKN090 10 -5 35% 7 75.92 0.0
09 20:35 NW 17 G 28 16.09 Overcast FEW070 SCT080 OVC090 10 -5 35% 8 75.9 0.0
09 20:15 NW 26 G 37 16.09 Overcast FEW070 OVC090 11 -6 30% 75.87 0.0
09 19:55 N 11 16.09 Mostly Cloudy FEW065 BKN090 9 -2 46% 8 75.84 0.0
09 19:35 NW 20 G 35 16.09 Mostly Cloudy SCT075 BKN090 11 -6 30% 75.82 0.0
09 19:15 N 20 G 30 16.09 A Few Clouds FEW085 11 -4 35% 75.79 0.0
09 18:55 NW 22 G 44 16.09 A Few Clouds FEW080 12 -5 30% 75.77 0.0
09 18:35 NW 28 G 39 16.09 Partly Cloudy SCT080 12 -4 33% 75.74 0.0
09 18:15 NW 33 G 50 16.09 Partly Cloudy and Breezy SCT080 12 -3 35% 75.74 0.0
09 17:55 NW 33 G 43 16.09 Partly Cloudy and Breezy FEW080 SCT090 12 -4 33% 75.72 0.0
09 17:35 N 30 G 43 16.09 Mostly Cloudy FEW080 BKN090 14 -5 27% 75.69 0.0
09 17:15 NW 39 16.09 Mostly Cloudy and Breezy BKN090 14 -4 29% 75.67 0.0
09 16:55 NW 22 G 37 16.09 Mostly Cloudy BKN090 14 -4 29% 75.67 0.0
09 16:35 NW 24 G 37 16.09 Mostly Cloudy BKN090 13 -5 28% 75.64 0.0
09 16:15 NW 24 G 35 16.09 Mostly Cloudy BKN080 BKN090 13 -5 28% 75.64 0.0
09 15:55 NW 22 16.09 Overcast BKN080 OVC090 13 -4 31% 75.64 0.0
09 15:35 N 15 G 33 16.09 Overcast BKN080 OVC090 12 -5 30% 75.64 0.0
09 15:15 N 17 G 30 16.09 Mostly Cloudy BKN075 BKN085 12 -5 30% 75.62 0.0
09 14:55 NW 24 G 37 16.09 Mostly Cloudy BKN075 13 -4 31% 75.62 0.0
09 14:35 N 26 G 35 16.09 Mostly Cloudy BKN070 12 -6 28% 75.62 0.0
09 14:15 NW 20 G 31 16.09 Overcast OVC070 13 -5 28% 75.59 0.0
09 13:55 NW 22 G 35 16.09 Mostly Cloudy BKN070 12 -5 30% 75.59 0.0
09 13:35 NW 22 G 41 16.09 Mostly Cloudy BKN070 12 -6 28% 75.59 0.0
09 13:15 N 22 G 33 16.09 Mostly Cloudy BKN065 12 -5 30% 75.59 0.0
09 12:55 N 24 G 37 16.09 Partly Cloudy SCT065 12 -5 30% 75.57 0.0
09 12:35 NW 39 G 50 16.09 A Few Clouds and Breezy FEW065 12 -4 33% 75.57 0.0
09 12:15 N 26 G 43 16.09 Partly Cloudy SCT060 12 -4 33% 75.54 0.0
09 11:55 NW 31 G 41 16.09 Mostly Cloudy BKN060 11 -4 35% 75.51 0.0
09 11:35 N 19 G 35 16.09 Mostly Cloudy BKN060 11 -4 35% 75.49 0.0
09 11:15 N 26 G 39 16.09 Partly Cloudy SCT060 11 -4 35% 75.46 0.0
09 10:55 NW 22 G 35 16.09 A Few Clouds FEW060 11 -4 35% 75.46 0.0
09 10:35 N 24 G 41 16.09 Partly Cloudy SCT055 10 -4 37% 7 75.44 0.0
09 10:15 NW 28 G 43 16.09 A Few Clouds FEW055 11 -4 35% 75.41 0.0
09 09:55 NW 35 16.09 A Few Clouds and Breezy FEW055 10 -3 40% 7 75.39 0.0
09 09:35 NW 31 16.09 Fair CLR 10 -5 35% 7 75.39 0.0
09 09:15 NW 28 G 37 16.09 Fair CLR 10 -5 35% 7 75.36 0.0
09 08:55 NW 31 G 41 16.09 Fair CLR 10 -6 32% 7 75.34 0.0
09 08:35 NW 30 16.09 Fair CLR 10 -4 37% 7 75.31 0.0
09 08:15 NW 24 G 37 16.09 Partly Cloudy SCT100 10 -6 32% 7 75.29 0.0
09 07:55 NW 17 16.09 Overcast OVC100 9 -6 34% 7 75.29 0.0
09 07:35 NW 15 16.09 Overcast OVC100 8 -6 37% 6 75.26 0.0
09 07:15 NW 17 16.09 Overcast OVC100 8 -5 40% 6 75.26 0.0
09 06:55 NW 19 16.09 Overcast BKN090 OVC110 8 -4 43% 5 75.23 0.0
09 06:35 NW 19 G 31 16.09 Overcast OVC090 9 -6 34% 7 75.21 0.0
09 06:15 NW 26 16.09 Overcast FEW060 SCT070 OVC085 10 -5 35% 7 75.18 0.0
09 05:55 NW 17 16.09 Mostly Cloudy FEW046 SCT055 BKN070 10 -4 37% 8 75.13 0.0
09 05:35 NW 19 16.09 Overcast SCT047 BKN060 OVC075 10 -5 35% 8 75.13 0.0
09 05:15 NW 17 16.09 Overcast SCT048 BKN060 OVC070 10 -4 37% 8 75.11 0.0
09 04:55 NW 22 16.09 Mostly Cloudy FEW036 SCT048 BKN055 10 -2 43% 7 75.11 0.0
09 04:35 NW 19 16.09 Mostly Cloudy FEW030 SCT043 BKN055 10 -2 43% 8 75.11 0.0
09 04:15 NW 19 16.09 Overcast FEW049 BKN055 OVC070 11 -1 44% 75.08 0.0
09 03:55 NW 11 16.09 Overcast BKN055 OVC070 10 -2 43% 9 75.08 0.0
09 03:35 NW 9 16.09 Overcast OVC070 9 -1 50% 8 75.08 0.0
09 03:15 W 13 16.09 Overcast OVC070 11 0 47% 75.06 0.0
09 02:55 W 15 16.09 Overcast OVC075 11 -1 44% 75.03 0.0
09 02:35 SW 9 16.09 Overcast FEW060 BKN075 OVC095 11 0 47% 75.03 0.0
09 02:15 W 13 16.09 Overcast SCT060 BKN075 OVC100 11 1 50% 75.06 0.0
09 01:55 NW 17 16.09 Overcast FEW060 BKN075 OVC100 11 -1 44% 75.06 0.0
09 01:35 NW 11 16.09 Overcast FEW055 SCT065 OVC080 11 0 47% 75.08 0.0
09 01:15 W 11 16.09 Overcast BKN075 OVC110 11 0 47% 75.08 0.0
09 00:55 W 15 16.09 Mostly Cloudy FEW045 FEW065 BKN110 11 0 47% 75.08 0.0
09 00:35 W 11 16.09 Mostly Cloudy SCT055 BKN065 11 0 47% 75.08 0.0
09 00:15 W 11 16.09 Mostly Cloudy BKN060 11 0 47% 75.06 0.0
08 23:55 W 11 16.09 Fair CLR 12 1 47% 75.06 0.0
08 23:35 W 15 16.09 A Few Clouds FEW043 FEW050 12 2 51% 75.06 0.0
08 23:15 W 17 16.09 Partly Cloudy FEW050 SCT055 12 2 51% 75.06 0.0
08 22:55 NW 15 16.09 Mostly Cloudy FEW046 BKN055 BKN070 12 3 54% 75.06 0.0
08 22:35 NW 17 16.09 Mostly Cloudy FEW045 SCT055 BKN070 12 1 47% 75.06 0.0
08 22:15 NW 19 16.09 Partly Cloudy FEW050 SCT070 14 0 39% 75.03 0.0
08 21:55 NW 24 16.09 Partly Cloudy FEW050 FEW055 SCT090 15 -2 31% 75.03 0.0
08 21:35 NW 31 16.09 Overcast OVC090 15 0 36% 75.01 0.0
08 21:15 NW 30 G 41 16.09 Overcast OVC090 15 1 39% 74.98 0.0
08 20:55 NW 15 16.09 Overcast OVC095 14 2 44% 74.96 0.0
08 20:35 NW 11 16.09 Overcast OVC095 16 0 34% 74.93 0.0
08 20:15 NW 13 G 26 16.09 Overcast OVC100 16 -2 29% 74.93 0.0
08 19:55 NW 15 16.09 Mostly Cloudy BKN110 16 0 34% 74.93 0.0
08 19:35 W 22 16.09 Mostly Cloudy BKN110 16 0 34% 74.93 0.0
08 19:15 W 24 16.09 Overcast OVC100 17 -1 30% 74.93 0.0
08 18:55 W 19 16.09 Mostly Cloudy BKN100 BKN120 17 -2 27% 74.93 0.0
08 18:35 W 19 16.09 Partly Cloudy SCT100 SCT120 17 -2 27% 74.96 0.0
08 18:15 W 19 G 33 16.09 Partly Cloudy SCT100 18 -2 26% 74.96 0.0
08 17:55 W 26 G 35 16.09 Partly Cloudy SCT100 17 -2 27% 74.98 0.0
08 17:35 W 20 16.09 Mostly Cloudy BKN100 18 -2 26% 74.98 0.0
08 17:15 SW 28 16.09 Partly Cloudy SCT100 18 -3 24% 75.01 0.0
08 16:55 W 22 G 37 16.09 Mostly Cloudy BKN100 18 -2 26% 75.01 0.0
08 16:35 SW 22 G 39 16.09 Mostly Cloudy BKN100 18 -4 22% 75.03 0.0
08 16:15 SW 26 16.09 Mostly Cloudy BKN100 18 -3 24% 75.03 0.0
08 15:55 W 33 16.09 Partly Cloudy and Breezy SCT100 18 -3 24% 75.06 0.0
08 15:35 SW 24 G 33 16.09 Mostly Cloudy BKN100 18 -3 24% 75.06 0.0
08 15:15 SW 19 16.09 Mostly Cloudy BKN100 18 -2 26% 75.11 0.0
08 14:55 SW 15 G 30 16.09 Mostly Cloudy BKN100 18 -3 24% 75.13 0.0
08 14:35 W 11 16.09 Overcast OVC100 18 -5 21% 75.16 0.0
08 14:15 SW 26 16.09 Mostly Cloudy BKN095 BKN110 17 -4 24% 75.18 0.0
08 13:55 SW 9 G 22 16.09 Mostly Cloudy BKN100 17 -5 22% 75.18 0.0
08 13:35 SW 13 G 24 16.09 Mostly Cloudy BKN095 17 -4 24% 75.21 0.0
08 13:15 S 17 16.09 A Few Clouds FEW110 17 -4 24% 75.23 0.0
08 12:55 Vrbl 11 16.09 Partly Cloudy SCT110 16 -5 23% 75.26 0.0
08 12:35 Vrbl 9 G 20 16.09 Fair CLR 15 -4 27% 75.31 0.0
08 12:15 E 11 16.09 Fair CLR 15 -5 25% 75.34 0.0
08 11:55 E 11 16.09 Fair CLR 14 -4 29% 75.36 0.0
08 11:35 Calm 16.09 Fair CLR 15 -6 23% 75.36 0.0
08 11:15 Calm 16.09 Fair CLR 14 -4 29% 75.39 0.0
08 10:55 SW 11 16.09 Fair CLR 14 -4 29% 75.41 0.0
08 10:35 W 9 16.09 Fair CLR 13 -3 33% 75.41 0.0
08 10:15 SW 9 16.09 Fair CLR 12 -2 38% 75.44 0.0
08 09:55 SW 13 16.09 Fair CLR 11 -2 41% 75.46 0.0
08 09:35 SW 11 16.09 Fair CLR 11 -3 38% 75.49 0.0
08 09:15 SW 13 16.09 Fair CLR 9 -3 43% 7 75.49 0.0
08 08:55 SW 11 16.09 A Few Clouds FEW120 9 -4 40% 8 75.51 0.0
08 08:35 W 15 16.09 Partly Cloudy SCT120 8 -4 43% 6 75.51 0.0
08 08:15 SW 9 16.09 Partly Cloudy SCT120 7 -3 49% 5 75.51 0.0
08 07:55 Calm 16.09 Fair CLR 6 -4 49% 75.51 0.0
08 07:35 S 6 16.09 Fair CLR 4 -4 56% 75.51 0.0
08 07:15 Calm 16.09 Fair CLR 3 -3 65% 75.51 0.0
08 06:55 Calm 16.09 Fair CLR 2 -3 70% 75.51 0.0
08 06:35 Calm 16.09 Fair CLR 1 -4 70% 75.51 0.0
08 06:15 Calm 16.09 Fair CLR 0 -3 80% 75.51 0.0
08 05:55 SW 7 16.09 Fair CLR 0 -3 80% -2 75.51 0.0
08 05:35 SW 7 16.09 A Few Clouds FEW060 0 -3 80% -2 75.51 0.0
08 05:15 SW 7 16.09 Mostly Cloudy BKN060 0 -4 75% -2 75.51 0.0
08 04:55 SW 9 16.09 Overcast FEW044 OVC055 0 -4 75% -3 75.54 0.0
08 04:35 SW 7 16.09 Mostly Cloudy SCT050 BKN060 0 -4 75% -2 75.54 0.0
08 04:15 SW 6 16.09 Partly Cloudy FEW050 SCT060 1 -3 75% 75.54 0.0
08 03:55 Calm 16.09 A Few Clouds FEW046 FEW055 1 -2 81% 75.57 0.0
08 03:35 Calm 16.09 Partly Cloudy BKN042 SCT050 1 -2 81% 75.57 0.0
08 03:15 S 9 16.09 Mostly Cloudy SCT044 BKN050 BKN060 2 -2 75% -0 75.57 0.0
08 02:55 Calm 16.09 Overcast FEW047 OVC055 2 0 87% 75.59 0.0
08 02:35 S 7 16.09 Overcast OVC060 3 1 87% 1 75.59 0.0
08 02:15 S 6 16.09 Overcast OVC060 3 2 93% 75.59 0.0
08 01:55 Calm 16.09 Overcast BKN060 OVC070 4 0 75% 75.62 0.0
08 01:35 Calm 16.09 Overcast SCT055 BKN065 OVC075 4 -1 70% 75.62 0.0
08 01:15 Calm 16.09 Mostly Cloudy SCT055 BKN065 3 -2 70% 75.62 0.0
08 00:55 Calm 16.09 Mostly Cloudy SCT050 BKN065 3 0 81% 75.64 0.0
08 00:35 Calm 16.09 Overcast BKN065 OVC075 3 1 87% 75.64 0.0
08 00:15 N 6 16.09 Mostly Cloudy BKN070 BKN075 3 0 81% 75.64 0.0
07 23:55 Calm 16.09 Partly Cloudy SCT075 SCT090 3 -1 75% 75.64 0.0
07 23:35 Calm 16.09 Mostly Cloudy FEW075 BKN090 6 -1 61% 75.64 0.0
07 23:15 Calm 16.09 Partly Cloudy FEW075 SCT090 6 -3 53% 75.64 0.0
07 22:55 Calm 16.09 A Few Clouds FEW050 FEW080 6 -5 46% 75.67 0.0
07 22:35 NE 7 16.09 A Few Clouds FEW049 FEW055 6 -4 49% 5 75.67 0.0
07 22:15 Calm 16.09 Partly Cloudy FEW047 SCT055 7 -5 43% 75.64 0.0
07 21:55 N 7 16.09 Mostly Cloudy FEW042 SCT050 BKN055 8 -4 43% 7 75.64 0.0
07 21:35 N 6 16.09 Partly Cloudy FEW041 SCT050 7 -3 49% 75.64 0.0
07 21:15 NW 6 16.09 A Few Clouds FEW050 FEW085 9 -5 37% 75.62 0.0
07 20:55 N 7 16.09 A Few Clouds FEW080 9 -4 40% 8 75.62 0.0
07 20:35 N 9 16.09 Partly Cloudy SCT085 9 -3 43% 8 75.59 0.0
07 20:15 Calm 16.09 Overcast OVC085 11 -4 35% 75.59 0.0
07 19:55 Calm 16.09 Overcast OVC080 11 -4 35% 75.57 0.0
07 19:35 Calm 16.09 Overcast OVC085 11 -4 35% 75.57 0.0
07 19:15 S 6 16.09 Overcast OVC085 11 -4 35% 75.57 0.0
07 18:55 S 7 16.09 Overcast OVC080 11 -4 35% 0 0.0
07 18:35 SW 9 16.09 Mostly Cloudy FEW070 BKN085 11 -3 38% 75.57 0.0
07 18:15 Calm 14.48 Partly Cloudy FEW060 SCT075 11 -5 32% 75.59 0.0
07 17:55 W 15 16.09 Partly Cloudy FEW060 SCT080 11 -3 38% 75.62 0.0
07 17:35 W 20 G 41 16.09 Partly Cloudy FEW065 SCT085 11 -3 38% 75.62 0.0
07 17:15 W 7 16.09 Overcast BKN070 OVC085 11 -3 38% 75.62 0.0
07 16:55 NW 11 16.09 Overcast FEW049 BKN065 OVC100 9 -2 46% 8 75.62 0.0
07 16:35 N 17 G 28 16.09 Overcast SCT050 BKN065 OVC075 9 -1 50% 7 75.62 0.0
07 16:15 W 15 G 31 16.09 Mostly Cloudy FEW041 SCT055 BKN075 10 -3 40% 8 75.64 0.0
07 15:55 W 35 16.09 Mostly Cloudy and Breezy BKN070 BKN080 11 -3 38% 75.62 0.0
07 15:35 W 28 16.09 Partly Cloudy FEW065 SCT085 SCT110 12 -3 35% 75.62 0.0
07 15:15 W 30 G 41 16.09 Partly Cloudy FEW044 FEW060 SCT070 11 -2 41% 75.67 0.0
07 14:55 W 43 G 59 16.09 Mostly Cloudy and Windy FEW055 BKN070 11 -3 38% 75.64 0.0
07 14:35 W 31 G 43 16.09 Mostly Cloudy SCT070 BKN080 11 -3 38% 75.67 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)