National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Grove, Grove Municipal Airport
Imperial (Metric)
Date Time (cdt) 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.
19 22:35 NE 5 G 12 10.00 Overcast OVC005 59 59 100% 30.15 0.0
19 22:15 NE 3 10.00 Overcast OVC005 59 59 100% 30.14 0.0
19 21:55 Vrbl 7 10.00 Overcast OVC004 59 59 100% 30.13 0.0
19 21:15 N 5 10.00 Overcast OVC004 59 59 100% 30.13 0.0
19 20:55 N 6 10.00 Overcast OVC004 59 59 100% 30.12 0.0
19 20:35 N 5 10.00 Overcast OVC005 59 59 100% 30.11 0.0
19 19:55 NE 3 10.00 Overcast OVC006 59 59 100% 30.09 0.0
19 19:35 Vrbl 5 10.00 Overcast OVC006 59 59 100% 30.09 0.0
19 19:15 N 7 10.00 Overcast OVC005 60.8 60.8 100% 30.09 0.0
19 18:55 Vrbl 7 G 13 10.00 Overcast OVC005 60.8 60.8 100% 30.07 0.0
19 18:35 N 9 10.00 Overcast OVC005 60.8 60.8 100% 30.07 0.0
19 18:15 N 8 10.00 Overcast OVC005 60.8 60.8 100% 30.07 0.0
19 17:55 N 8 10.00 Overcast OVC004 60.8 60.8 100% 30.08 0.0
19 17:35 N 7 10.00 Overcast OVC004 60.8 60.8 100% 30.06 0.0
19 17:15 N 8 10.00 Overcast OVC004 60.8 60.8 100% 30.06 0.0
19 16:55 NW 7 G 13 10.00 Overcast OVC004 60.8 60.8 100% 30.07 0.0
19 16:35 N 8 10.00 Overcast OVC004 60.8 60.8 100% 30.06 0.0
19 15:55 N 6 10.00 Overcast OVC005 60.8 60.8 100% 30.08 0.0 0.01
19 15:35 N 9 10.00 Overcast BKN005 OVC012 60.8 60.8 100% 30.09 0.0
19 15:15 W 6 10.00 Overcast OVC005 60.8 60.8 100% 30.11 0.0
19 14:55 NW 9 10.00 Light Drizzle OVC005 60.8 60.8 100% 30.11 0.0 0.01
19 14:35 NW 9 10.00 Light Drizzle OVC004 60.8 60.8 100% 30.11 0.0
19 14:15 Vrbl 6 G 13 10.00 Light Drizzle OVC004 62.6 62.6 100% 30.11 0.0
19 13:55 W 7 10.00 Overcast OVC005 64.4 64.4 100% 30.11 0.0
19 13:35 NW 5 10.00 Overcast SCT005 BKN010 OVC016 64.4 64.4 100% 30.09 0.0
19 13:15 Calm 10.00 Overcast SCT005 OVC009 64.4 64.4 100% 30.06 0.0
19 12:55 NW 7 G 15 10.00 Overcast BKN005 BKN008 OVC013 62.6 62.6 100% 30.05 0.0
19 12:35 N 12 10.00 Mostly Cloudy SCT007 BKN013 BKN100 68 68 100% 30.01 0.0
19 12:15 Vrbl 5 10.00 A Few Clouds FEW015 FEW100 68 68 100% 30.01 0.0
19 11:55 Calm 10.00 Fair CLR 68 68 100% 30.02 0.0
19 11:35 E 6 10.00 Partly Cloudy SCT019 SCT031 SCT036 68 68 100% 30.01 0.0
19 11:15 Calm 10.00 Mostly Cloudy BKN020 BKN028 BKN060 66.2 66.2 100% 30.06 0.0
19 10:35 W 8 10.00 Thunderstorm in Vicinity BKN022 BKN060 BKN070 66.2 66.2 100% 30.05 0.0
19 10:15 Calm 10.00 A Few Clouds FEW060 FEW070 FEW080 66.2 66.2 100% 30.03 0.0
19 09:55 Calm 10.00 Fair CLR 66.2 66.2 100% 30.04 0.0 0.07
19 09:35 E 3 10.00 Thunderstorm in Vicinity CLR 66.2 66.2 100% 30.04 0.0
19 09:15 Calm 10.00 Thunderstorm in Vicinity Drizzle FEW080 SCT110 64.4 64.4 100% 30.01 0.0
19 08:55 SE 6 10.00 Thunderstorm in Vicinity SCT070 SCT095 BKN120 64.4 64.4 100% 30 0.0 0.03
19 08:35 E 5 G 20 10.00 Thunderstorm in Vicinity FEW060 SCT070 BKN100 64.4 64.4 100% 29.99 0.0
19 08:15 Vrbl 3 10.00 Thunderstorm FEW060 SCT075 BKN100 66.2 66.2 100% 30.02 0.0
19 07:55 Vrbl 3 G 12 10.00 Thunderstorm Light Drizzle SCT004 SCT018 BKN100 64.4 64.4 100% 29.97 0.0 0.62
19 07:35 S 7 G 16 8.00 Thunderstorm Light Drizzle SCT005 BKN015 OVC036 66.2 66.2 100% 30.03 0.0
19 07:15 Vrbl 5 G 25 9.00 Thunderstorm Light Drizzle FEW008 SCT015 OVC025 66.2 66.2 100% 29.95 0.0
19 06:55 NW 17 10.00 Thunderstorm in Vicinity FEW008 SCT017 OVC024 64.4 64.4 100% 29.96 0.0 0.06
19 06:35 Vrbl 6 G 16 10.00 Thunderstorm in Vicinity SCT008 SCT013 OVC023 64.4 64.4 100% 29.97 0.0
19 06:15 NE 10 10.00 Thunderstorm Light Drizzle SCT008 BKN021 OVC025 64.4 64.4 100% 29.94 0.0
19 05:55 E 14 G 20 10.00 Thunderstorm in Vicinity SCT012 BKN024 OVC030 64.4 64.4 100% 29.92 0.0 0.03
19 05:35 Vrbl 5 G 18 10.00 Thunderstorm in Vicinity FEW011 BKN024 OVC031 66.2 64.4 94% 29.93 0.0
19 05:15 E 9 G 21 10.00 Thunderstorm in Vicinity OVC023 68 66.2 94% 29.92 0.0
19 04:55 W 13 G 29 10.00 Thunderstorm in Vicinity BKN022 OVC026 71.6 64.4 78% 29.95 0.0
19 04:35 NE 6 10.00 Thunderstorm in Vicinity OVC026 77 69.8 79% 79 29.91 0.0
19 04:15 NE 6 10.00 Overcast BKN026 OVC031 77 69.8 79% 79 29.91 0.0
19 03:55 NE 6 10.00 Thunderstorm in Vicinity BKN027 BKN035 77 69.8 79% 79 29.89 0.0
19 03:35 S 7 G 15 10.00 A Few Clouds FEW035 77 69.8 79% 79 29.87 0.0
19 03:15 S 10 G 20 10.00 Fair CLR 77 69.8 79% 79 29.86 0.0
19 02:55 S 14 G 21 10.00 Fair CLR 77 69.8 79% 79 29.86 0.0
19 02:35 S 8 G 15 10.00 Fair CLR 77 69.8 79% 79 29.86 0.0
19 02:15 S 8 G 15 10.00 A Few Clouds FEW034 77 69.8 79% 79 29.86 0.0
19 01:55 SE 10 G 17 10.00 Fair CLR 75.2 69.8 83% 75 29.85 0.0
19 01:35 S 10 G 16 10.00 Fair CLR 75.2 69.8 83% 75 29.85 0.0
19 00:55 S 12 10.00 Fair CLR 77 68 74% 79 29.86 0.0
19 00:35 SE 8 G 17 10.00 Fair CLR 77 68 74% 79 29.87 0.0
19 00:15 S 9 G 16 10.00 Fair CLR 77 68 74% 79 29.87 0.0
18 23:35 S 9 10.00 Fair CLR 77 68 74% 79 29.87 0.0
18 23:15 S 8 10.00 Fair CLR 77 68 74% 79 29.87 0.0
18 22:15 S 10 10.00 Fair CLR 78.8 66.2 65% 81 29.84 0.0
18 21:55 S 8 G 17 10.00 Fair CLR 78.8 66.2 65% 81 29.84 0.0
18 21:35 S 12 G 21 10.00 Fair CLR 78.8 66.2 65% 81 29.82 0.0
18 21:15 S 9 G 20 10.00 Fair CLR 78.8 66.2 65% 81 29.8 0.0
18 20:35 S 12 10.00 A Few Clouds FEW050 80.6 66.2 62% 83 29.8 0.0
18 20:15 S 16 G 26 10.00 A Few Clouds FEW055 80.6 66.2 62% 83 29.8 0.0
18 19:55 S 10 G 28 10.00 Fair CLR 82.4 66.2 58% 85 29.76 0.0
18 19:35 S 20 G 28 10.00 A Few Clouds FEW050 82.4 66.2 58% 85 29.75 0.0
18 19:15 S 15 G 25 10.00 A Few Clouds FEW048 84.2 66.2 55% 87 29.77 0.0
18 18:55 S 16 10.00 A Few Clouds FEW049 FEW060 84.2 68 58% 87 29.77 0.0
18 18:35 S 15 G 29 10.00 Partly Cloudy FEW049 SCT060 84.2 68 58% 87 29.78 0.0
18 18:15 S 14 G 23 10.00 Overcast SCT047 SCT055 OVC065 86 68 55% 89 29.79 0.0
18 17:55 S 20 G 28 10.00 Overcast SCT046 OVC060 86 68 55% 89 29.79 0.0
18 17:35 S 18 G 32 10.00 Mostly Cloudy BKN046 BKN055 86 68 55% 89 29.79 0.0
18 17:15 S 16 G 28 10.00 Mostly Cloudy SCT048 BKN060 86 69.8 59% 91 29.79 0.0
18 16:55 S 18 G 26 10.00 Mostly Cloudy SCT050 BKN060 86 69.8 59% 91 29.79 0.0
18 16:35 S 17 G 26 10.00 Mostly Cloudy FEW042 SCT049 BKN060 86 69.8 59% 91 29.8 0.0
18 16:15 S 16 G 22 10.00 Mostly Cloudy SCT043 SCT049 BKN055 87.8 71.6 59% 94 29.8 0.0
18 15:55 S 15 G 25 10.00 Mostly Cloudy FEW043 SCT049 BKN060 86 71.6 62% 92 29.81 0.0
18 15:15 S 15 G 23 10.00 Partly Cloudy FEW055 SCT070 87.8 71.6 59% 94 29.82 0.0
18 14:55 S 16 G 25 10.00 Overcast SCT041 BKN055 OVC075 86 71.6 62% 92 29.82 0.0
18 14:35 S 18 G 29 10.00 Mostly Cloudy SCT039 SCT049 BKN075 86 71.6 62% 92 29.83 0.0
18 13:55 S 20 10.00 Mostly Cloudy SCT036 BKN041 BKN055 86 71.6 62% 92 29.83 0.0
18 13:35 S 16 G 23 10.00 Mostly Cloudy FEW034 SCT041 BKN049 86 73.4 66% 93 29.84 0.0
18 13:15 S 18 G 26 10.00 Mostly Cloudy SCT034 BKN041 BKN050 86 71.6 62% 92 29.84 0.0
18 12:55 S 20 G 26 10.00 Mostly Cloudy SCT031 BKN037 BKN042 84.2 73.4 70% 91 29.84 0.0
18 12:35 S 12 G 21 10.00 Mostly Cloudy SCT031 SCT037 BKN044 84.2 73.4 70% 91 29.85 0.0
18 12:15 S 18 G 26 10.00 Thunderstorm in Vicinity FEW030 SCT035 SCT044 86 73.4 66% 93 29.84 0.0
18 11:55 S 12 G 21 10.00 Overcast SCT029 BKN034 OVC050 82.4 73.4 74% 88 29.85 0.0
18 11:35 S 17 G 29 10.00 Mostly Cloudy BKN032 BKN039 BKN045 82.4 73.4 74% 88 29.84 0.0
18 11:15 S 17 G 24 10.00 Overcast BKN030 BKN038 OVC055 82.4 71.6 70% 87 29.84 0.0
18 10:55 S 16 G 24 10.00 Mostly Cloudy SCT030 BKN041 BKN047 82.4 73.4 74% 88 29.84 0.0
18 10:35 S 14 G 21 10.00 Mostly Cloudy FEW025 SCT030 BKN060 82.4 73.4 74% 88 29.85 0.0
18 10:15 S 10 G 21 10.00 Overcast FEW025 BKN031 OVC085 78.8 73.4 84% 82 29.85 0.0
18 09:55 S 12 G 17 10.00 Overcast SCT030 BKN038 OVC085 80.6 73.4 79% 85 29.85 0.0
18 09:35 S 13 G 21 10.00 Overcast SCT033 BKN040 OVC080 80.6 71.6 74% 85 29.84 0.0
18 09:15 S 13 G 20 10.00 Mostly Cloudy FEW032 SCT038 BKN060 78.8 71.6 79% 82 29.84 0.0
18 08:55 S 13 G 20 10.00 Overcast FEW032 OVC060 78.8 71.6 79% 82 29.84 0.0
18 08:35 S 12 G 18 10.00 Overcast FEW031 OVC060 78.8 71.6 79% 82 29.84 0.0
18 08:15 S 8 10.00 Overcast OVC055 77 71.6 83% 78 29.84 0.0
18 07:55 S 10 10.00 Overcast OVC055 77 71.6 83% 78 29.83 0.0
18 07:35 S 8 10.00 Overcast FEW039 OVC050 77 71.6 83% 78 29.83 0.0
18 07:15 S 7 10.00 Mostly Cloudy SCT039 BKN050 BKN055 75.2 69.8 83% 75 29.82 0.0
18 06:55 Vrbl 6 10.00 Mostly Cloudy FEW041 BKN050 BKN055 75.2 69.8 83% 75 29.82 0.0
18 06:15 S 8 G 15 10.00 Mostly Cloudy SCT050 BKN055 75.2 69.8 83% 75 29.81 0.0
18 05:55 S 9 G 16 10.00 Overcast BKN049 OVC055 75.2 69.8 83% 75 29.81 0.0
18 05:35 S 8 10.00 Overcast BKN042 OVC048 75.2 69.8 83% 75 29.81 0.0
18 05:15 S 8 10.00 Overcast BKN041 OVC050 75.2 69.8 83% 75 29.8 0.0
18 04:55 S 6 10.00 Mostly Cloudy BKN050 75.2 69.8 83% 75 29.8 0.0
18 04:35 S 6 10.00 Mostly Cloudy SCT050 BKN055 75.2 69.8 83% 75 29.8 0.0
18 04:15 S 7 G 13 10.00 Mostly Cloudy BKN050 75.2 69.8 83% 75 29.8 0.0
18 03:55 Vrbl 7 10.00 A Few Clouds FEW043 75.2 69.8 83% 75 29.79 0.0
18 03:35 S 8 G 16 10.00 Fair CLR 75.2 69.8 83% 75 29.78 0.0
18 03:15 Vrbl 6 G 13 10.00 Fair CLR 75.2 69.8 83% 75 29.78 0.0
18 02:55 S 7 G 14 10.00 Fair CLR 75.2 69.8 83% 75 29.78 0.0
18 02:35 S 10 10.00 Fair CLR 75.2 69.8 83% 75 29.77 0.0
17 23:15 S 13 G 20 10.00 A Few Clouds FEW033 78.8 69.8 74% 81 29.76 0.0
17 22:55 S 14 G 23 10.00 Partly Cloudy SCT035 SCT042 78.8 69.8 74% 81 29.76 0.0
17 22:35 S 14 G 22 10.00 Partly Cloudy SCT035 SCT042 78.8 69.8 74% 81 29.75 0.0
17 22:15 S 14 G 22 10.00 A Few Clouds FEW033 78.8 69.8 74% 81 29.75 0.0
17 21:55 S 12 G 18 10.00 Fair CLR 78.8 71.6 79% 82 29.75 0.0
17 21:35 S 10 G 18 10.00 Partly Cloudy FEW034 SCT044 78.8 71.6 79% 82 29.74 0.0
17 21:15 S 12 G 22 10.00 Partly Cloudy SCT034 SCT044 80.6 69.8 70% 84 29.74 0.0
17 20:55 S 14 G 21 10.00 Partly Cloudy SCT038 80.6 69.8 70% 84 29.73 0.0
17 20:35 S 12 10.00 Mostly Cloudy BKN039 BKN045 80.6 69.8 70% 84 29.73 0.0
17 20:15 S 9 G 17 10.00 Mostly Cloudy BKN042 BKN048 BKN055 80.6 69.8 70% 84 29.72 0.0
17 19:55 S 9 G 16 10.00 Mostly Cloudy BKN042 BKN055 82.4 69.8 66% 86 29.72 0.0
17 19:35 S 12 G 18 10.00 Partly Cloudy SCT040 SCT050 82.4 69.8 66% 86 29.73 0.0
17 19:15 S 14 G 20 10.00 Partly Cloudy FEW041 SCT050 82.4 69.8 66% 86 29.72 0.0
17 18:55 S 12 G 18 10.00 A Few Clouds FEW050 82.4 69.8 66% 86 29.72 0.0
17 18:35 S 12 G 21 10.00 Partly Cloudy FEW041 SCT049 84.2 69.8 62% 88 29.72 0.0
17 18:15 S 15 G 24 10.00 Partly Cloudy SCT042 SCT047 84.2 69.8 62% 88 29.72 0.0
17 17:55 S 13 G 24 10.00 Partly Cloudy FEW041 SCT050 84.2 69.8 62% 88 29.72 0.0
17 17:35 S 16 G 30 10.00 Partly Cloudy FEW043 SCT050 SCT055 84.2 69.8 62% 88 29.73 0.0
17 17:15 S 13 G 23 10.00 Mostly Cloudy SCT043 BKN050 BKN060 86 69.8 59% 91 29.73 0.0
17 16:55 S 15 G 22 10.00 Partly Cloudy SCT042 SCT048 SCT060 86 68 55% 89 29.73 0.0
17 16:35 S 18 G 25 10.00 Partly Cloudy SCT043 SCT050 SCT065 86 69.8 59% 91 29.73 0.0
17 16:15 S 18 G 31 10.00 Mostly Cloudy FEW039 SCT045 BKN060 86 69.8 59% 91 29.74 0.0
17 15:55 S 16 G 26 10.00 Mostly Cloudy FEW039 SCT046 BKN060 84.2 68 58% 87 29.75 0.0
17 15:35 SW 17 G 28 10.00 Mostly Cloudy FEW043 SCT048 BKN060 84.2 68 58% 87 29.75 0.0
17 15:15 S 18 G 29 10.00 Mostly Cloudy SCT043 SCT049 BKN055 86 68 55% 89 29.75 0.0
17 14:55 S 17 G 25 10.00 Overcast SCT038 BKN044 OVC050 84.2 69.8 62% 88 29.76 0.0
17 14:35 S 14 G 22 10.00 Overcast BKN037 BKN043 OVC050 82.4 69.8 66% 86 29.76 0.0
17 14:15 S 14 10.00 Overcast BKN036 BKN047 OVC055 82.4 69.8 66% 86 29.76 0.0
17 13:55 S 10 G 21 10.00 Overcast BKN037 BKN045 OVC055 82.4 69.8 66% 86 29.77 0.0
17 13:35 S 16 G 26 10.00 Overcast BKN037 OVC050 82.4 68 62% 85 29.78 0.0
17 13:15 S 10 G 18 10.00 Overcast FEW035 SCT041 OVC050 80.6 68 66% 83 29.79 0.0
17 12:55 S 14 G 25 10.00 Overcast SCT035 OVC047 80.6 68 66% 83 29.79 0.0
17 12:35 S 14 G 22 10.00 Overcast BKN035 OVC041 80.6 68 66% 83 29.8 0.0
17 12:15 S 16 10.00 Overcast BKN031 OVC039 78.8 69.8 74% 81 29.79 0.0
17 11:55 S 10 G 18 10.00 Overcast SCT031 BKN037 OVC043 80.6 69.8 70% 84 29.8 0.0
17 11:35 S 14 G 23 10.00 Overcast BKN033 OVC043 78.8 68 70% 81 29.8 0.0
17 11:15 S 20 G 28 10.00 Mostly Cloudy SCT032 BKN040 BKN045 82.4 68 62% 85 29.8 0.0
17 10:55 S 14 G 29 10.00 Mostly Cloudy BKN035 BKN042 82.4 68 62% 85 29.8 0.0
17 10:35 S 20 G 29 10.00 Mostly Cloudy BKN034 BKN041 80.6 68 66% 83 29.8 0.0
17 10:15 S 17 G 24 10.00 Overcast BKN032 OVC038 80.6 68 66% 83 29.8 0.0
17 09:55 S 16 G 22 10.00 Overcast BKN032 OVC039 78.8 68 70% 81 29.81 0.0
17 09:35 S 14 G 22 10.00 Overcast BKN029 OVC035 78.8 68 70% 81 29.81 0.0
17 08:55 S 14 G 20 10.00 Overcast BKN028 OVC034 77 68 74% 79 29.81 0.0
17 08:35 S 10 G 18 10.00 Mostly Cloudy SCT028 BKN032 BKN044 75.2 68 78% 76 29.81 0.0
17 08:15 S 9 10.00 Fair CLR 75.2 68 78% 76 29.82 0.0
17 07:55 Vrbl 7 10.00 Fair CLR 75.2 68 78% 76 29.81 0.0
17 07:35 S 8 G 17 10.00 Fair CLR 73.4 66.2 78% 29.81 0.0
17 07:15 S 12 10.00 Fair CLR 71.6 66.2 83% 29.79 0.0
17 06:55 S 12 G 17 10.00 Fair CLR 71.6 66.2 83% 29.79 0.0
17 06:35 S 10 G 20 10.00 Fair CLR 71.6 64.4 78% 29.78 0.0
17 06:15 S 12 10.00 A Few Clouds FEW033 71.6 64.4 78% 29.77 0.0
17 05:55 S 9 G 17 10.00 Partly Cloudy SCT033 69.8 64.4 83% 29.77 0.0
17 05:35 S 9 G 16 10.00 A Few Clouds FEW041 69.8 64.4 83% 29.77 0.0
17 05:15 S 9 10.00 A Few Clouds FEW041 69.8 64.4 83% 29.77 0.0
17 04:55 S 7 10.00 Fair CLR 68 64.4 88% 29.77 0.0
17 04:35 Vrbl 5 10.00 Fair CLR 68 64.4 88% 29.77 0.0
17 04:15 SE 5 10.00 Fair CLR 68 64.4 88% 29.77 0.0
17 03:55 Vrbl 3 10.00 Fair CLR 68 64.4 88% 29.77 0.0
17 03:35 Vrbl 6 10.00 A Few Clouds FEW046 68 64.4 88% 29.77 0.0
17 03:15 SE 6 10.00 Fair CLR 69.8 64.4 83% 29.78 0.0
17 02:55 SE 6 10.00 Fair CLR 69.8 64.4 83% 29.78 0.0
17 02:15 SE 6 10.00 Fair CLR 69.8 64.4 83% 29.77 0.0
17 01:55 SE 6 G 13 10.00 Fair CLR 71.6 64.4 78% 29.77 0.0
17 01:35 SE 5 10.00 Fair CLR 71.6 64.4 78% 29.77 0.0
17 01:15 S 7 10.00 Fair CLR 71.6 64.4 78% 29.77 0.0
17 00:55 S 7 10.00 Fair CLR 71.6 64.4 78% 29.77 0.0
17 00:35 S 6 10.00 Fair CLR 71.6 64.4 78% 29.78 0.0
17 00:15 SE 6 10.00 Fair CLR 71.6 64.4 78% 29.78 0.0
16 23:55 S 6 10.00 Fair CLR 73.4 66.2 78% 29.78 0.0
16 23:35 S 8 10.00 Fair CLR 73.4 66.2 78% 29.76 0.0
16 23:15 S 10 10.00 Fair CLR 73.4 66.2 78% 29.76 0.0
16 22:55 Vrbl 7 G 14 10.00 Fair CLR 73.4 66.2 78% 29.75 0.0
Date Time (cdt) 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)