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| Alton / St. Louis Regional |
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| D a t e | Time (cst) |
Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Temperature (ºF) | Relative Humidity | Pressure | Precipitation (in.) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (in.) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||
| Max. | Min. | ||||||||||||||
| 10 | 08:50 | NW 16 G 25 | 10.00 | Overcast | OVC014 | 23 | 19 | 86% | 30.17 | NA | |||||
| 10 | 07:50 | W 15 G 23 | 10.00 | Overcast | OVC016 | 23 | 19 | 86% | 30.17 | NA | |||||
| 10 | 06:50 | NW 23 G 32 | 10.00 | Overcast and Breezy | OVC016 | 23 | 19 | 86% | 30.14 | NA | |||||
| 10 | 05:45 | W 20 | 10.00 | Overcast | OVC018 | 25 | 20 | 26 | 25 | 82% | 30.12 | NA | |||
| 10 | 05:25 | W 22 G 25 | 10.00 | Overcast and Breezy | OVC018 | 25 | 20 | 82% | 30.11 | NA | |||||
| 10 | 05:05 | W 18 G 29 | 10.00 | Overcast | OVC018 | 25 | 20 | 82% | 30.11 | NA | |||||
| 10 | 04:45 | NW 18 G 26 | 10.00 | Overcast | OVC018 | 25 | 20 | 81% | 30.10 | NA | |||||
| 10 | 04:25 | NW 20 G 33 | 10.00 | Overcast | OVC018 | 26 | 20 | 81% | 30.09 | NA | |||||
| 10 | 04:05 | W 18 G 28 | 10.00 | Overcast | OVC018 | 26 | 20 | 81% | 30.09 | NA | |||||
| 10 | 03:45 | W 20 G 24 | 10.00 | Overcast | OVC018 | 26 | 21 | 81% | 30.08 | NA | |||||
| 10 | 03:25 | W 20 G 25 | 10.00 | Overcast | OVC018 | 26 | 21 | 82% | 30.07 | NA | |||||
| 10 | 03:05 | W 17 G 30 | 10.00 | Overcast | OVC018 | 26 | 21 | 82% | 30.06 | NA | |||||
| 10 | 02:45 | NW 18 G 25 | 10.00 | Overcast | OVC018 | 26 | 21 | 81% | 30.06 | NA | |||||
| 10 | 02:25 | W 25 G 31 | 10.00 | Overcast and Breezy | OVC018 | 26 | 21 | 81% | 30.05 | NA | |||||
| 10 | 02:05 | NW 18 G 30 | 10.00 | Overcast | OVC018 | 26 | 21 | 81% | 30.05 | NA | |||||
| 10 | 01:45 | NW 21 G 25 | 10.00 | Overcast and Breezy | OVC020 | 26 | 21 | 81% | 30.04 | NA | |||||
| 10 | 01:25 | W 21 G 26 | 10.00 | Overcast and Breezy | OVC020 | 26 | 21 | 81% | 30.04 | NA | |||||
| 10 | 01:05 | W 21 G 28 | 10.00 | Overcast and Breezy | OVC020 | 26 | 21 | 81% | 30.03 | NA | |||||
| 10 | 00:45 | W 23 G 28 | 10.00 | Overcast and Breezy | OVC020 | 26 | 21 | 81% | 30.02 | NA | |||||
| 10 | 00:25 | W 22 G 29 | 10.00 | Overcast and Breezy | OVC020 | 26 | 21 | 82% | 30.02 | NA | |||||
| 10 | 00:05 | W 21 G 25 | 10.00 | Overcast and Breezy | OVC020 | 26 | 21 | 81% | 30.02 | NA | |||||
| 09 | 23:45 | W 17 G 25 | 10.00 | Overcast | OVC024 | 25 | 20 | 25 | 13 | 81% | 30.02 | NA | |||
| 09 | 23:25 | W 20 G 24 | 10.00 | Overcast | BKN024 OVC042 | 25 | 20 | 83% | 30.01 | NA | |||||
| 09 | 23:05 | W 18 G 26 | 10.00 | Light Snow | SCT024 SCT028 OVC040 | 24 | 20 | 83% | 30.01 | NA | |||||
| 09 | 22:45 | W 20 G 26 | 10.00 | Overcast | OVC040 | 24 | 19 | 84% | 30.00 | NA | |||||
| 09 | 22:25 | W 17 | 10.00 | Light Snow | OVC036 | 23 | 19 | 85% | 30.00 | NA | |||||
| 09 | 22:05 | W 14 | 10.00 | Light Snow | SCT015 SCT033 OVC038 | 22 | 18 | 85% | 30.00 | NA | |||||
| 09 | 21:50 | W 21 G 29 | 7.00 | Light Snow and Breezy | SCT015 OVC038 | 21 | 18 | 86% | 29.99 | NA | |||||
| 09 | 21:45 | W 15 | 7.00 | Light Snow | SCT015 SCT019 OVC038 | 21 | 17 | 85% | 29.99 | NA | |||||
| 09 | 21:25 | W 16 G 24 | 10.00 | Overcast | OVC017 | 19 | 16 | 86% | 29.98 | NA | |||||
| 09 | 21:05 | W 14 | 10.00 | Overcast | OVC019 | 19 | 15 | 87% | 29.99 | NA | |||||
| 09 | 20:45 | W 17 | 7.00 | Light Snow | OVC021 | 18 | 14 | 87% | 29.98 | NA | |||||
| 09 | 20:25 | W 18 | 4.00 | Light Snow | BKN021 OVC028 | 17 | 13 | 85% | 29.98 | NA | |||||
| 09 | 20:05 | W 18 G 25 | 5.00 | Light Snow | OVC021 | 17 | 12 | 82% | 29.98 | NA | |||||
| 09 | 19:50 | W 18 G 30 | 10.00 | Light Snow | OVC021 | 16 | 10 | 79% | 29.99 | NA | |||||
| 09 | 19:45 | W 20 | 7.00 | Light Snow | BKN021 OVC026 | 16 | 11 | 82% | 29.99 | NA | |||||
| 09 | 19:25 | W 20 G 28 | 7.00 | Light Snow | BKN023 BKN034 OVC043 | 15 | 10 | 80% | 29.99 | NA | |||||
| 09 | 19:05 | W 20 G 26 | 10.00 | Light Snow | BKN023 OVC027 | 15 | 9 | 77% | 29.99 | NA | |||||
| 09 | 18:50 | W 20 G 29 | 10.00 | Mostly Cloudy | BKN022 BKN029 | 14 | 9 | 79% | 30.00 | NA | |||||
| 09 | 17:50 | W 25 G 31 | 10.00 | Mostly Cloudy and Breezy | SCT028 BKN037 BKN060 | 14 | 5 | 67% | 29.99 | NA | |||||
| 09 | 16:50 | W 25 G 35 | 10.00 | A Few Clouds and Breezy | FEW030 | 14 | 3 | 62% | 29.98 | NA | |||||
| 09 | 15:50 | W 23 G 31 | 10.00 | Partly Cloudy and Breezy | SCT029 SCT034 | 14 | 3 | 62% | 29.96 | NA | |||||
| 09 | 14:55 | W 21 G 30 | 10.00 | Partly Cloudy and Breezy | SCT031 SCT044 | 16 | 5 | 62% | 29.95 | NA | |||||
| 09 | 13:50 | W 25 G 35 | 10.00 | Mostly Cloudy and Breezy | BKN030 | 16 | 5 | 62% | 29.94 | NA | |||||
| 09 | 12:50 | W 21 G 30 | 10.00 | Partly Cloudy and Breezy | SCT028 | 16 | 7 | 67% | 29.95 | NA | |||||
| 09 | 11:50 | W 16 G 21 | 10.00 | A Few Clouds | FEW025 | 14 | 5 | 67% | 29.96 | NA | |||||
| 09 | 10:50 | W 16 | 10.00 | Clear | SKC | 14 | 5 | 67% | 29.98 | NA | |||||
| 09 | 09:52 | W 17 | 10.00 | Clear | SKC | 14 | 5 | 67% | 29.92 | NA | |||||
| 09 | 08:50 | W 16 G 21 | 10.00 | Mostly Cloudy | SCT009 BKN037 | 12 | 7 | 79% | 29.98 | NA | |||||
| 09 | 07:50 | NW 17 | 7.00 | Overcast | OVC031 | 14 | 10 | 85% | 29.97 | NA | |||||
| 09 | 06:50 | W 15 | 6.00 | Fog/Mist | OVC020 | 14 | 10 | 85% | 29.97 | NA | |||||
| 09 | 05:45 | W 16 | 5.00 | Light Snow | OVC014 | 17 | 14 | 28 | 17 | 88% | 29.96 | NA | 0.01 | ||
| 09 | 05:25 | W 16 G 21 | 7.00 | Light Snow | OVC012 | 18 | 15 | 86% | 29.96 | NA | |||||
| 09 | 05:05 | W 15 G 20 | 2.00 | Light Snow | OVC012 | 21 | 19 | 93% | 29.95 | NA | |||||
| 09 | 04:45 | W 15 | 5.00 | Light Snow | OVC010 | 21 | 19 | 93% | 29.94 | NA | |||||
| 09 | 04:25 | W 15 | 5.00 | Light Snow | OVC006 | 22 | 20 | 95% | 29.93 | NA | |||||
| 09 | 04:05 | SW 14 | 3.00 | Light Snow | BKN006 OVC011 | 26 | 26 | 98% | 29.93 | NA | |||||
| 09 | 03:45 | Calm | 1.75 | Light Snow | OVC009 | 28 | 28 | 100% | 29.93 | NA | 0.01 | ||||
| 09 | 03:25 | NW 3 | 1.75 | Light Snow | OVC009 | 28 | 27 | 99% | 29.93 | NA | |||||
| 09 | 03:05 | W 3 | 2.00 | Light Snow | OVC013 | 28 | 27 | 99% | 29.93 | NA | |||||
| 09 | 02:45 | Calm | 1.50 | Light Snow | OVC013 | 28 | 27 | 99% | 29.93 | NA | |||||
| 09 | 02:25 | Calm | 2.00 | Light Snow | OVC013 | 28 | 27 | 99% | 29.93 | NA | |||||
| 09 | 02:05 | Calm | 2.00 | Light Snow | SCT007 SCT010 OVC015 | 27 | 27 | 100% | 29.94 | NA | |||||
| 09 | 01:45 | Calm | 1.25 | Light Snow | BKN007 OVC013 | 27 | 27 | 100% | 29.95 | NA | |||||
| 09 | 01:25 | Calm | 1.75 | Light Snow | SCT012 BKN031 OVC040 | 27 | 27 | 100% | 29.96 | NA | |||||
| 09 | 01:05 | Calm | 2.00 | Light Snow | OVC010 | 28 | 28 | 100% | 29.96 | NA | |||||
| 09 | 00:45 | Calm | 1.50 | Light Snow | OVC010 | 28 | 27 | 99% | 29.97 | NA | |||||
| 09 | 00:25 | Calm | 1.75 | Light Snow | BKN010 OVC015 | 28 | 27 | 99% | 29.98 | NA | |||||
| 09 | 00:05 | Calm | 2.00 | Light Snow | OVC012 | 28 | 27 | 99% | 29.98 | NA | |||||
| 08 | 23:45 | Calm | 2.00 | Light Snow | BKN009 OVC015 | 28 | 28 | 30 | 28 | 99% | 29.99 | NA | 0.01 | 0.01 | |
| 08 | 23:25 | SE 3 | 1.75 | Light Snow | OVC007 | 28 | 28 | 98% | 30.00 | NA | |||||
| 08 | 23:05 | E 6 | 1.00 | Snow | OVC005 | 28 | 28 | 98% | 30.00 | NA | |||||
| 08 | 22:45 | E 6 | 1.50 | Light Snow | BKN005 OVC014 | 28 | 28 | 97% | 30.00 | NA | |||||
| 08 | 22:25 | SE 3 | 2.50 | Light Snow | SCT010 BKN014 OVC021 | 28 | 28 | 97% | 30.01 | NA | |||||
| 08 | 22:05 | SE 5 | 2.00 | Light Snow | SCT005 OVC010 | 28 | 28 | 98% | 30.01 | NA | |||||
| 08 | 21:50 | Calm | 1.00 | Light Snow | BKN008 OVC014 | 28 | 28 | 100% | 30.01 | NA | |||||
| 08 | 21:45 | Calm | 2.00 | Light Snow | BKN008 OVC014 | 28 | 28 | 98% | 30.01 | NA | |||||
| 08 | 21:25 | E 3 | 2.00 | Light Snow | BKN008 OVC016 | 29 | 28 | 96% | 30.01 | NA | |||||
| 08 | 21:05 | E 6 | 2.50 | Light Snow | SCT010 BKN014 OVC020 | 29 | 28 | 96% | 30.01 | NA | |||||
| 08 | 20:50 | E 8 | 1.00 | Light Snow | SCT005 OVC010 | 28 | 28 | 100% | 30.01 | NA | |||||
| 08 | 20:45 | E 7 | 1.75 | Light Snow | SCT005 OVC010 | 29 | 28 | 96% | 30.01 | NA | |||||
| 08 | 20:25 | E 5 | 2.00 | Light Snow | OVC010 | 29 | 28 | 95% | 30.01 | NA | |||||
| 08 | 20:05 | E 7 | 2.00 | Light Snow | OVC014 | 29 | 27 | 93% | 30.01 | NA | |||||
| 08 | 19:50 | E 12 | 2.00 | Light Snow | BKN010 OVC024 | 28 | 27 | 93% | 30.01 | NA | |||||
| 08 | 19:45 | E 8 | 3.00 | Light Snow | SCT010 BKN016 OVC022 | 29 | 27 | 92% | 30.01 | NA | |||||
| 08 | 19:25 | E 8 | 4.00 | Light Snow | SCT024 BKN032 OVC060 | 29 | 27 | 92% | 30.01 | NA | |||||
| 08 | 19:05 | E 6 | 7.00 | Light Snow | SCT013 BKN055 OVC075 | 29 | 27 | 92% | 30.01 | NA | |||||
| 08 | 17:50 | E 12 | 7.00 | Overcast | BKN035 OVC085 | 30 | 27 | 86% | 30.02 | NA | |||||
| 08 | 16:50 | E 12 | 5.00 | Light Snow | BKN018 OVC030 | 30 | 25 | 80% | 30.03 | NA | |||||
| 08 | 15:50 | E 12 | 7.00 | Overcast | OVC050 | 30 | 25 | 80% | 30.04 | NA | |||||
| 08 | 14:50 | E 12 | 10.00 | Overcast | OVC050 | 30 | 25 | 80% | 30.03 | NA | |||||
| 08 | 13:50 | E 12 | 10.00 | Overcast | SCT015 OVC050 | 30 | 25 | 80% | 30.05 | NA | |||||
| 08 | 12:50 | SE 6 | 10.00 | Overcast | SCT015 OVC050 | 30 | 25 | 80% | 30.07 | NA | |||||
| 08 | 11:48 | SE 14 | 10.00 | Overcast | SCT041 OVC050 | 30 | 25 | 80% | 30.09 | NA | |||||
| 08 | 10:50 | E 12 | 4.00 | Light Snow | BKN011 BKN022 OVC055 | 30 | 27 | 86% | 30.11 | NA | |||||
| 08 | 09:50 | E 14 | 2.50 | Overcast | SCT009 OVC017 | 28 | 25 | 86% | 30.12 | NA | |||||
| 08 | 08:55 | E 9 | 5.00 | Light Snow | SCT010 BKN029 OVC036 | 28 | 25 | 86% | 30.13 | NA | |||||
| 08 | 07:50 | E 9 | 10.00 | Overcast | BKN033 OVC043 | 27 | 23 | 86% | 30.13 | NA | |||||
| 08 | 06:50 | E 6 | 7.00 | Overcast | SCT023 BKN031 OVC065 | 27 | 23 | 86% | 30.13 | NA | |||||
| 08 | 05:45 | S 6 | 10.00 | Overcast | SCT039 OVC070 | 28 | 23 | 28 | 27 | 82% | 30.14 | NA | |||
| 08 | 05:25 | SE 6 | 10.00 | Overcast | SCT039 BKN065 OVC070 | 28 | 22 | 79% | 30.13 | NA | |||||
| 08 | 05:05 | SE 6 | 10.00 | Overcast | SCT065 OVC070 | 28 | 22 | 79% | 30.13 | NA | |||||
| 08 | 04:45 | SE 8 | 10.00 | Overcast | OVC065 | 28 | 22 | 81% | 30.12 | NA | |||||
| 08 | 04:25 | SE 6 | 10.00 | Overcast | OVC065 | 28 | 22 | 81% | 30.12 | NA | |||||
| 08 | 04:05 | SE 6 | 10.00 | Overcast | SCT050 OVC075 | 27 | 24 | 86% | 30.10 | NA | |||||
| 08 | 03:45 | SE 5 | 10.00 | Overcast | SCT050 BKN070 OVC120 | 27 | 23 | 84% | 30.10 | NA | |||||
| 08 | 03:25 | SE 6 | 10.00 | Overcast | SCT060 BKN080 OVC095 | 27 | 23 | 84% | 30.09 | NA | |||||
| 08 | 03:05 | SE 3 | 10.00 | Overcast | SCT070 OVC080 | 28 | 24 | 86% | 30.09 | NA | |||||
| 08 | 02:45 | SE 7 | 10.00 | Overcast | BKN090 OVC100 | 28 | 23 | 83% | 30.08 | NA | |||||
| 08 | 02:25 | E 3 | 10.00 | Overcast | OVC090 | 28 | 24 | 86% | 30.09 | NA | |||||
| 08 | 02:05 | E 3 | 10.00 | Mostly Cloudy | BKN100 | 28 | 24 | 85% | 30.09 | NA | |||||
| 08 | 01:45 | E 6 | 10.00 | Mostly Cloudy | SCT070 SCT090 BKN110 | 28 | 24 | 85% | 30.09 | NA | |||||
| 08 | 01:25 | E 6 | 10.00 | Overcast | OVC070 | 28 | 24 | 86% | 30.10 | NA | |||||
| 08 | 01:05 | E 6 | 10.00 | Overcast | BKN070 OVC090 | 28 | 24 | 86% | 30.10 | NA | |||||
| 08 | 00:45 | E 3 | 10.00 | Overcast | SCT065 OVC100 | 28 | 24 | 86% | 30.10 | NA | |||||
| 08 | 00:25 | E 3 | 10.00 | Overcast | BKN065 BKN075 OVC110 | 28 | 24 | 86% | 30.11 | NA | |||||
| 08 | 00:05 | E 5 | 10.00 | Overcast | BKN070 OVC090 | 28 | 24 | 86% | 30.11 | NA | |||||
| 07 | 23:45 | E 3 | 10.00 | Overcast | BKN100 OVC120 | 27 | 24 | 29 | 27 | 87% | 30.11 | NA | |||
| 07 | 23:25 | E 3 | 10.00 | Mostly Cloudy | SCT100 BKN120 | 28 | 24 | 86% | 30.12 | NA | |||||
| 07 | 23:05 | E 3 | 10.00 | Overcast | OVC100 | 28 | 24 | 88% | 30.11 | NA | |||||
| 07 | 22:45 | Calm | 10.00 | Mostly Cloudy | BKN110 | 28 | 24 | 88% | 30.12 | NA | |||||
| 07 | 22:25 | E 3 | 10.00 | Mostly Cloudy | BKN120 | 28 | 24 | 86% | 30.12 | NA | |||||
| 07 | 22:05 | Calm | 10.00 | Mostly Cloudy | SCT095 BKN120 | 27 | 24 | 87% | 30.12 | NA | |||||
| 07 | 21:47 | E 6 | 10.00 | Mostly Cloudy | SCT065 BKN085 BKN100 | 28 | 23 | 80% | 30.13 | NA | |||||
| 07 | 21:45 | Calm | 10.00 | Mostly Cloudy | SCT065 BKN085 BKN100 | 28 | 24 | 84% | 30.13 | NA | |||||
| 07 | 21:25 | Calm | 10.00 | Overcast | OVC080 | 28 | 23 | 81% | 30.14 | NA | |||||
| 07 | 21:05 | E 3 | 10.00 | Overcast | OVC090 | 28 | 24 | 83% | 30.14 | NA | |||||
| 07 | 20:50 | SE 9 | 10.00 | Overcast | OVC100 | 28 | 23 | 80% | 30.13 | NA | |||||
| 07 | 20:45 | E 5 | 10.00 | Overcast | OVC100 | 28 | 24 | 83% | 30.13 | NA | |||||
| 07 | 20:25 | E 3 | 10.00 | Overcast | OVC100 | 28 | 24 | 83% | 30.13 | NA | |||||
| 07 | 20:05 | E 5 | 10.00 | Mostly Cloudy | SCT080 BKN100 BKN120 | 28 | 23 | 81% | 30.13 | NA | |||||
| 07 | 19:50 | E 7 | 10.00 | Mostly Cloudy | SCT080 SCT100 BKN120 | 28 | 23 | 80% | 30.13 | NA | |||||
| 07 | 19:45 | E 3 | 10.00 | Mostly Cloudy | SCT080 SCT100 BKN120 | 28 | 24 | 83% | 30.13 | NA | |||||
| 07 | 19:25 | E 3 | 10.00 | Mostly Cloudy | BKN090 | 28 | 23 | 82% | 30.12 | NA | |||||
| 07 | 19:05 | NE 3 | 10.00 | Fair | CLR | 28 | 23 | 81% | 30.11 | NA | |||||
| 07 | 18:50 | NE 9 | 10.00 | Clear | SKC | 28 | 23 | 80% | 30.12 | NA | |||||
| 07 | 17:50 | E 6 | 10.00 | Partly Cloudy | SCT120 | 30 | 23 | 75% | 30.11 | NA | |||||
| 07 | 16:50 | E 9 | 10.00 | Partly Cloudy | FEW026 SCT200 | 30 | 23 | 75% | 30.11 | NA | |||||
| 07 | 15:50 | E 7 | 10.00 | Partly Cloudy | SCT026 | 32 | 21 | 64% | 30.11 | NA | |||||
| 07 | 14:50 | E 9 | 10.00 | Partly Cloudy | SCT030 | 32 | 21 | 64% | 30.11 | NA | |||||
| 07 | 13:50 | NE 10 | 10.00 | Partly Cloudy | SCT030 | 32 | 23 | 69% | 30.11 | NA | |||||
| 07 | 12:50 | Vrbl 6 | 10.00 | Partly Cloudy | SCT030 | 32 | 23 | 69% | 30.14 | NA | |||||
| 07 | 11:50 | Calm | 10.00 | Partly Cloudy | SCT030 | 30 | 21 | 69% | 30.17 | NA | |||||
| 07 | 10:50 | Calm | 10.00 | Partly Cloudy | FEW030 SCT200 | 28 | 21 | 74% | 30.21 | NA | |||||
| 07 | 09:50 | Calm | 10.00 | A Few Clouds | FEW200 | 27 | 19 | 74% | 30.21 | NA | |||||
| D a t e | Time (cst) |
Wind (mph) | Vis. (mi.) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | altimeter (in.) | sea level (mb) |
1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||
| Temperature (ºF) | Pressure | Precipitation (in.) | |||||||||||||
| National Weather Service Southern Region Headquarters Fort Worth, Texas Disclaimer |
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