02 September 2025 Observation History, [ATY] WATERTOWN, timezone: America/Chicago
| Time | Wind (mph) |
Vis. (mi.) |
Sky Cond. (100s ft) |
Present Wx | Temperature (ºF) | Relative Humidity |
Pressure | Snow Depth (in) |
Precipitation (in.) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | Feels Like | 6 hour | altimeter (in.) |
sea level (mb) |
1 hr | 3 hr | 6 hr | ||||||||
| Max. | Min. | |||||||||||||||
| 12:00 AM | SW 6 | 10 | FEW060 SCT120 | 30.16 | ||||||||||||
| KATY 020500Z AUTO 22005KT 10SM FEW060 SCT120 18/16 A3016 RMK T01800160 MADISHF | ||||||||||||||||
| 12:05 AM | SW 8 | 10 | FEW060 SCT120 | 30.15 | ||||||||||||
| KATY 020505Z AUTO 22007KT 10SM FEW060 SCT120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:10 AM | SW 8 | 10 | SCT060 SCT120 | 30.15 | ||||||||||||
| KATY 020510Z AUTO 22007KT 10SM SCT060 SCT120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:15 AM | SW 8 | 10 | SCT060 | 30.15 | ||||||||||||
| KATY 020515Z AUTO 23007KT 10SM SCT060 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:20 AM | SW 8 | 10 | FEW060 | 30.15 | ||||||||||||
| KATY 020520Z AUTO 23007KT 10SM FEW060 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:25 AM | SW 8 | 10 | FEW060 | 30.15 | ||||||||||||
| KATY 020525Z AUTO 23007KT 10SM FEW060 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:30 AM | SW 9 | 10 | FEW060 | 30.15 | ||||||||||||
| KATY 020530Z AUTO 22008KT 10SM FEW060 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:35 AM | SW 9 | 10 | FEW060 | 30.15 | ||||||||||||
| KATY 020535Z AUTO 23008KT 10SM FEW060 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:40 AM | SW 9 | 10 | CLR | 30.15 | ||||||||||||
| KATY 020540Z AUTO 23008KT 10SM CLR 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:45 AM | SW 10 | 10 | CLR | 30.15 | ||||||||||||
| KATY 020545Z AUTO 23009KT 10SM CLR 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:50 AM | SW 9 | 10 | FEW120 | 30.15 | ||||||||||||
| KATY 020550Z AUTO 22008KT 10SM FEW120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 12:53 AM | SW 9 | 10 | SCT120 | 64 | 60 | 64 | 74 | 64 | 87 | 30.15 | 1020.2 | 0 | ||||
| KATY 020553Z AUTO 22008KT 10SM SCT120 18/16 A3015 RMK AO2 SLP202 T01780156 10233 20178 402500139 58002 | ||||||||||||||||
| 12:55 AM | SW 9 | 10 | SCT120 | 30.15 | ||||||||||||
| KATY 020555Z AUTO 22008KT 10SM SCT120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 1:00 AM | SW 12 | 10 | BKN120 | 30.15 | ||||||||||||
| KATY 020600Z AUTO 22010KT 10SM BKN120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 1:05 AM | SW 10 | 10 | BKN120 | 30.15 | ||||||||||||
| KATY 020605Z AUTO 22009KT 10SM BKN120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 1:10 AM | SW 12 | 10 | SCT120 | 30.15 | ||||||||||||
| KATY 020610Z AUTO 22010KT 10SM SCT120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 1:15 AM | SW 12 | 10 | BKN110 | 30.14 | ||||||||||||
| KATY 020615Z AUTO 22010KT 10SM BKN110 18/16 A3014 RMK T01800160 MADISHF | ||||||||||||||||
| 1:20 AM | SW 12 | 10 | BKN100 BKN120 | 30.15 | ||||||||||||
| KATY 020620Z AUTO 22010KT 10SM BKN100 BKN120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 1:25 AM | SW 12 | 10 | BKN100 BKN120 | 30.15 | ||||||||||||
| KATY 020625Z AUTO 22010KT 10SM BKN100 BKN120 18/16 A3015 RMK T01800160 MADISHF | ||||||||||||||||
| 1:30 AM | SW 10 | 10 | BKN100 | 30.14 | ||||||||||||
| KATY 020630Z AUTO 22009KT 10SM BKN100 18/16 A3014 RMK T01800160 MADISHF | ||||||||||||||||
| 1:35 AM | SW 8 | 10 | BKN100 | 30.14 | ||||||||||||
| KATY 020635Z AUTO 22007KT 10SM BKN100 17/16 A3014 RMK T01700160 MADISHF | ||||||||||||||||
| 1:40 AM | SSW 8 | 10 | BKN100 | 30.14 | ||||||||||||
| KATY 020640Z AUTO 21007KT 10SM BKN100 17/16 A3014 RMK T01700160 MADISHF | ||||||||||||||||
| 1:45 AM | SW 6 | 10 | BKN100 | 30.14 | ||||||||||||
| KATY 020645Z AUTO 22005KT 10SM BKN100 17/16 A3014 RMK T01700160 MADISHF | ||||||||||||||||
| 1:50 AM | SSW 8 | 10 | SCT100 | 30.14 | ||||||||||||
| KATY 020650Z AUTO 21007KT 10SM SCT100 17/16 A3014 RMK T01700160 MADISHF | ||||||||||||||||
| 1:53 AM | SSW 7 | 10 | SCT100 | 63 | 60 | 63 | 90 | 30.14 | 1020 | 0 | ||||||
| KATY 020653Z AUTO 21006KT 10SM SCT100 17/16 A3014 RMK AO2 SLP200 T01720156 | ||||||||||||||||
| 2:05 AM | SW 6 | 10 | FEW060 | 30.14 | ||||||||||||
| KATY 020705Z AUTO 22005KT 10SM FEW060 17/16 A3014 RMK T01700160 MADISHF | ||||||||||||||||
| 2:10 AM | SSW 6 | 10 | SCT060 | 30.14 | ||||||||||||
| KATY 020710Z AUTO 21005KT 10SM SCT060 17/16 A3014 RMK T01700160 MADISHF | ||||||||||||||||
| 2:15 AM | SSW 9 | 10 | SCT060 | 30.13 | ||||||||||||
| KATY 020715Z AUTO 21008KT 10SM SCT060 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 2:25 AM | SSW 9 | 10 | SCT060 | 30.13 | ||||||||||||
| KATY 020725Z AUTO 21008KT 10SM SCT060 18/16 A3013 RMK T01800160 MADISHF | ||||||||||||||||
| 2:30 AM | SSW 8 | 10 | SCT060 | 30.13 | ||||||||||||
| KATY 020730Z AUTO 21007KT 10SM SCT060 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 2:35 AM | SSW 6 | 10 | SCT060 | 30.13 | ||||||||||||
| KATY 020735Z AUTO 21005KT 10SM SCT060 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 2:40 AM | SSW 8 | 10 | SCT050 | 30.13 | ||||||||||||
| KATY 020740Z AUTO 21007KT 10SM SCT050 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 2:45 AM | SSW 9 | 10 | BKN050 | 30.13 | ||||||||||||
| KATY 020745Z AUTO 21008KT 10SM BKN050 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 2:50 AM | SSW 10 | 10 | BKN055 | 30.13 | ||||||||||||
| KATY 020750Z AUTO 21009KT 10SM BKN055 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 2:53 AM | SSW 8 | 10 | BKN055 BKN065 | 64 | 60 | 64 | 87 | 30.13 | 1019.6 | 0 | ||||||
| KATY 020753Z AUTO 21007KT 10SM BKN055 BKN065 18/16 A3013 RMK AO2 SLP196 T01780156 | ||||||||||||||||
| 2:55 AM | SW 9 | 10 | BKN055 BKN065 | 30.13 | ||||||||||||
| KATY 020755Z AUTO 22008KT 10SM BKN055 BKN065 18/16 A3013 RMK T01800160 MADISHF | ||||||||||||||||
| 3:00 AM | SSW 10 | 10 | SCT050 BKN065 | 30.13 | ||||||||||||
| KATY 020800Z AUTO 21009KT 10SM SCT050 BKN065 18/16 A3013 RMK T01800160 MADISHF | ||||||||||||||||
| 3:05 AM | SSW 8 | 10 | BKN055 BKN065 | 30.13 | ||||||||||||
| KATY 020805Z AUTO 21007KT 10SM BKN055 BKN065 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:10 AM | SSW 8 | 10 | BKN055 BKN065 | 30.13 | ||||||||||||
| KATY 020810Z AUTO 21007KT 10SM BKN055 BKN065 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:15 AM | SW 9 | 10 | BKN055 BKN070 | 30.13 | ||||||||||||
| KATY 020815Z AUTO 22008KT 10SM BKN055 BKN070 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:20 AM | SW 10 | 10 | BKN060 | 30.13 | ||||||||||||
| KATY 020820Z AUTO 22009KT 10SM BKN060 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:25 AM | SSW 9 | 10 | SCT050 BKN060 | 30.13 | ||||||||||||
| KATY 020825Z AUTO 21008KT 10SM SCT050 BKN060 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:30 AM | SW 9 | 10 | BKN055 BKN070 | 30.13 | ||||||||||||
| KATY 020830Z AUTO 22008KT 10SM BKN055 BKN070 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:35 AM | SW 10 | 10 | SCT055 SCT070 | 30.13 | ||||||||||||
| KATY 020835Z AUTO 22009KT 10SM SCT055 SCT070 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:40 AM | SW 10 | 10 | SCT055 SCT070 | 30.13 | ||||||||||||
| KATY 020840Z AUTO 22009KT 10SM SCT055 SCT070 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:45 AM | SW 8 | 10 | FEW055 | 30.13 | ||||||||||||
| KATY 020845Z AUTO 22007KT 10SM FEW055 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:50 AM | SW 9 | 10 | FEW050 | 30.13 | ||||||||||||
| KATY 020850Z AUTO 22008KT 10SM FEW050 17/16 A3013 RMK T01700160 MADISHF | ||||||||||||||||
| 3:53 AM | SW 9 | 10 | CLR | 62 | 60 | 62 | 93 | 30.12 | 1019.3 | 0 | ||||||
| KATY 020853Z AUTO 22008KT 10SM CLR 17/16 A3012 RMK AO2 SLP193 T01670156 56008 | ||||||||||||||||
| 3:55 AM | SW 9 | 10 | CLR | 30.12 | ||||||||||||
| KATY 020855Z AUTO 22008KT 10SM CLR 17/16 A3012 RMK T01700160 MADISHF | ||||||||||||||||
| 4:00 AM | SW 6 | 10 | CLR | 30.12 | ||||||||||||
| KATY 020900Z AUTO 22005KT 10SM CLR 17/15 A3012 RMK T01700150 MADISHF | ||||||||||||||||
| 4:05 AM | SW 9 | 10 | CLR | 30.12 | ||||||||||||
| KATY 020905Z AUTO 22008KT 10SM CLR 17/15 A3012 RMK T01700150 MADISHF | ||||||||||||||||
| 4:10 AM | SW 9 | 10 | CLR | 30.12 | ||||||||||||
| KATY 020910Z AUTO 22008KT 10SM CLR 17/15 A3012 RMK T01700150 MADISHF | ||||||||||||||||
| 4:15 AM | SW 8 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020915Z AUTO 22007KT 10SM CLR 17/15 A3011 RMK T01700150 MADISHF | ||||||||||||||||
| 4:20 AM | SSW 8 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020920Z AUTO 21007KT 10SM CLR 17/15 A3011 RMK T01700150 MADISHF | ||||||||||||||||
| 4:25 AM | SW 6 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020925Z AUTO 22005KT 10SM CLR 17/15 A3011 RMK T01700150 MADISHF | ||||||||||||||||
| 4:30 AM | SW 8 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020930Z AUTO 22007KT 10SM CLR 17/15 A3011 RMK T01700150 MADISHF | ||||||||||||||||
| 4:35 AM | SW 8 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020935Z AUTO 22007KT 10SM CLR 17/15 A3011 RMK T01700150 MADISHF | ||||||||||||||||
| 4:40 AM | SW 6 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020940Z AUTO 22005KT 10SM CLR 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 4:45 AM | SW 6 | 10 | CLR | 30.11 | ||||||||||||
| KATY 020945Z AUTO 23005KT 10SM CLR 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 4:50 AM | SW 6 | 10 | FEW060 | 30.11 | ||||||||||||
| KATY 020950Z AUTO 22005KT 10SM FEW060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 4:53 AM | SW 8 | 10 | SCT060 | 61 | 59 | 61 | 93 | 30.11 | 1018.8 | 0 | ||||||
| KATY 020953Z AUTO 22007KT 10SM SCT060 16/15 A3011 RMK AO2 SLP188 T01610150 | ||||||||||||||||
| 4:55 AM | SW 8 | 10 | SCT060 | 30.11 | ||||||||||||
| KATY 020955Z AUTO 22007KT 10SM SCT060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:00 AM | SW 8 | 10 | BKN060 | 30.11 | ||||||||||||
| KATY 021000Z AUTO 22007KT 10SM BKN060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:05 AM | SW 8 | 10 | BKN060 | 30.11 | ||||||||||||
| KATY 021005Z AUTO 22007KT 10SM BKN060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:10 AM | SW 6 | 10 | BKN060 | 30.11 | ||||||||||||
| KATY 021010Z AUTO 22005KT 10SM BKN060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:15 AM | SW 6 | 10 | OVC060 | 30.11 | ||||||||||||
| KATY 021015Z AUTO 22005KT 10SM OVC060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:20 AM | SSW 8 | 10 | OVC060 | 30.11 | ||||||||||||
| KATY 021020Z AUTO 21007KT 10SM OVC060 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:25 AM | SSW 8 | 10 | OVC065 | 30.11 | ||||||||||||
| KATY 021025Z AUTO 21007KT 10SM OVC065 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:30 AM | SW 8 | 10 | OVC065 | 30.11 | ||||||||||||
| KATY 021030Z AUTO 22007KT 10SM OVC065 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:35 AM | SW 10 | 10 | OVC065 | 30.11 | ||||||||||||
| KATY 021035Z AUTO 22009KT 10SM OVC065 16/15 A3011 RMK T01600150 MADISHF | ||||||||||||||||
| 5:40 AM | SW 12 | 10 | OVC065 | 30.1 | ||||||||||||
| KATY 021040Z AUTO 22010KT 10SM OVC065 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 5:45 AM | SW 10 | 10 | OVC065 | 30.1 | ||||||||||||
| KATY 021045Z AUTO 22009KT 10SM OVC065 16/15 A3010 RMK T01600150 MADISHF | ||||||||||||||||
| 5:50 AM | SW 9 | 10 | BKN065 | 30.1 | ||||||||||||
| KATY 021050Z AUTO 22008KT 10SM BKN065 16/15 A3010 RMK T01600150 MADISHF | ||||||||||||||||
| 5:53 AM | SW 10 | 10 | BKN065 | 61 | 58 | 61 | 90 | 30.1 | 1018.5 | 0 | ||||||
| KATY 021053Z AUTO 22009KT 10SM BKN065 16/14 A3010 RMK AO2 SLP185 T01610144 | ||||||||||||||||
| 5:55 AM | SSW 8 | 10 | BKN065 | 30.1 | ||||||||||||
| KATY 021055Z AUTO 21007KT 10SM BKN065 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:00 AM | SW 8 | 10 | SCT065 | 30.1 | ||||||||||||
| KATY 021100Z AUTO 22007KT 10SM SCT065 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:05 AM | SSW 6 | 10 | FEW065 | 30.1 | ||||||||||||
| KATY 021105Z AUTO 21005KT 10SM FEW065 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:10 AM | SW 6 | 10 | FEW065 | 30.1 | ||||||||||||
| KATY 021110Z AUTO 22005KT 10SM FEW065 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:15 AM | SSW 6 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021115Z AUTO 21005KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:20 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021120Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:25 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021125Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:30 AM | SW 9 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021130Z AUTO 22008KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:35 AM | SW 9 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021135Z AUTO 22008KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:40 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021140Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:45 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021145Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:50 AM | SW 9 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021150Z AUTO 22008KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 6:53 AM | SW 9 | 10 | CLR | 60 | 58 | 60 | 64 | 60 | 93 | 30.1 | 1018.7 | 0 | ||||
| KATY 021153Z AUTO 22008KT 10SM CLR 16/14 A3010 RMK AO2 SLP187 T01560144 10178 20156 55007 | ||||||||||||||||
| 7:00 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021200Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:05 AM | SSW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021205Z AUTO 21007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:10 AM | SSW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021210Z AUTO 21007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:15 AM | SSW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021215Z AUTO 21007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:20 AM | SSW 9 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021220Z AUTO 21008KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:25 AM | SSW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021225Z AUTO 21007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:30 AM | SSW 9 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021230Z AUTO 21008KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:35 AM | SSW 9 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021235Z AUTO 21008KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:40 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021240Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:45 AM | SW 8 | 10 | CLR | 30.1 | ||||||||||||
| KATY 021245Z AUTO 22007KT 10SM CLR 16/14 A3010 RMK T01600140 MADISHF | ||||||||||||||||
| 7:53 AM | SW 9 | 10 | CLR | 60 | 58 | 60 | 93 | 30.1 | 1018.8 | 0 | ||||||
| KATY 021253Z AUTO 22008KT 10SM CLR 16/14 A3010 RMK AO2 SLP188 T01560144 | ||||||||||||||||
API: The IEM API webservice that provided data to this page. For more details, see documentation.
Data Notes
- For recent years, this page also optionally shows observations from the MADIS High Frequency METAR dataset. This dataset had a problem with temperatures detailed here.