| 09:56 CST | 
Clear | -18°C / 0°F | -23°C / -9°F | 65% | 1031 mb
(30.45 in) | SSW 7 kph
(SSW 4.6 mph) | - | 10SM |
| | KSYN 151556Z AUTO 25004KT 10SM CLR M18/M23 A3044
RMK AO2 T11851226 |
| 09:36 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1030 mb
(30.42 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151536Z AUTO 24005KT 10SM CLR M19/M23 A3043
RMK AO2 T11921230 |
| 09:16 CST |
Clear | -20°C / -4°F | -24°C / -11°F | 71% | 1030 mb
(30.42 in) | SW 9 kph
(SW 5.8 mph) | - | 10SM |
| | KSYN 151516Z AUTO 23005KT 10SM CLR M20/M24 A3043
RMK AO2 T12041243 |
| 08:56 CST |
Clear | -20°C / -4°F | -23°C / -9°F | 77% | 1030 mb
(30.42 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151456Z AUTO 25005KT 10SM CLR M20/M23 A3043
RMK AO2 T11971230 |
| 08:36 CST |
Clear | -20°C / -4°F | -24°C / -11°F | 71% | 1030 mb
(30.42 in) | SSW 7 kph
(SSW 4.6 mph) | - | 10SM |
| | KSYN 151436Z AUTO 25004KT 10SM CLR M20/M24 A3043
RMK AO2 T12051236 |
| 08:16 CST |
Clear | -20°C / -4°F | -24°C / -11°F | 71% | 1030 mb
(30.42 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151416Z AUTO 24005KT 10SM CLR M20/M24 A3042
RMK AO2 T12041237 |
| 07:55 CST |
Clear | -20°C / -4°F | -23°C / -9°F | 77% | 1030 mb
(30.42 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151355Z AUTO 24005KT 10SM CLR M20/M23 A3041
RMK AO2 T12051235 |
| 07:36 CST | 
Clear | -22°C / -8°F | -25°C / -13°F | 77% | 1030 mb
(30.42 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151336Z AUTO 24005KT 10SM CLR M22/M25 A3041
RMK AO2 T12191247 |
| 07:16 CST |
Clear | -23°C / -9°F | -26°C / -15°F | 77% | 1029 mb
(30.39 in) | SW 9 kph
(SW 5.8 mph) | - | 10SM |
| | KSYN 151316Z AUTO 23005KT 10SM CLR M23/M26 A3040
RMK AO2 T12291260 |
| 06:56 CST |
Clear | -20°C / -4°F | -24°C / -11°F | 71% | 1029 mb
(30.39 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151256Z AUTO 25005KT 10SM CLR M20/M24 A3040
RMK AO2 T12051238 |
| 06:36 CST |
Clear | -21°C / -6°F | -24°C / -11°F | 77% | 1029 mb
(30.39 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151236Z AUTO 25005KT 10SM CLR M21/M24 A3039
RMK AO2 T12091240 |
| 06:15 CST |
Clear | -21°C / -6°F | -24°C / -11°F | 77% | 1029 mb
(30.39 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151215Z AUTO 25005KT 10SM CLR M21/M24 A3039
RMK AO2 T12101240 |
| 05:55 CST |
Clear | -21°C / -6°F | -24°C / -11°F | 77% | 1029 mb
(30.39 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151155Z AUTO 24005KT 10SM CLR M21/M24 A3039
RMK AO2 T12101240 11186 21218 |
| 05:35 CST |
Clear | -21°C / -6°F | -24°C / -11°F | 77% | 1029 mb
(30.39 in) | SSW 7 kph
(SSW 4.6 mph) | - | 10SM |
| | KSYN 151135Z AUTO 25004KT 10SM CLR M21/M24 A3039
RMK AO2 T12101239 |
| 05:15 CST |
Clear | -21°C / -6°F | -25°C / -13°F | 70% | 1029 mb
(30.39 in) | SW 6 kph
(SW 3.5 mph) | - | 10SM |
| | KSYN 151115Z AUTO 22003KT 10SM CLR M21/M25 A3038
RMK AO2 T12151246 |
| 04:55 CST |
Clear | -21°C / -6°F | -24°C / -11°F | 77% | 1029 mb
(30.39 in) | SW 7 kph
(SW 4.6 mph) | - | 10SM |
| | KSYN 151055Z AUTO 21004KT 10SM CLR M21/M24 A3038
RMK AO2 T12151245 |
| 04:36 CST |
Clear | -21°C / -6°F | -24°C / -11°F | 77% | 1029 mb
(30.39 in) | SW 7 kph
(SW 4.6 mph) | - | 10SM |
| | KSYN 151036Z AUTO 23004KT 10SM CLR M21/M24 A3038
RMK AO2 T12061239 |
| 04:16 CST |
Clear | -20°C / -4°F | -24°C / -11°F | 71% | 1029 mb
(30.39 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 151016Z AUTO 24005KT 10SM CLR M20/M24 A3038
RMK AO2 T12021237 |
| 03:56 CST |
Clear | -20°C / -4°F | -23°C / -9°F | 77% | 1028 mb
(30.36 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 150956Z AUTO 25005KT 10SM CLR M20/M23 A3037
RMK AO2 T11971232 |
| 03:36 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1028 mb
(30.36 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 150936Z AUTO 26005KT 10SM CLR M19/M23 A3035
RMK AO2 T11951230 |
| 03:16 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1028 mb
(30.36 in) | SSW 11 kph
(SSW 6.9 mph) | - | 10SM |
| | KSYN 150916Z AUTO 25006KT 10SM CLR M19/M23 A3035
RMK AO2 T11931228 |
| 02:56 CST | 
Partly Cloudy | -19°C / -2°F | -23°C / -9°F | 71% | 1028 mb
(30.36 in) | W 11 kph
(W 6.9 mph) | - | 10SM |
| | KSYN 150856Z AUTO 27006KT 10SM SCT100 M19/M23 A3035
RMK AO2 T11941229 |
| 02:36 CST | 
Mostly Cloudy | -19°C / -2°F | -22°C / -8°F | 77% | 1027 mb
(30.33 in) | W 11 kph
(W 6.9 mph) | - | 10SM |
| | KSYN 150836Z AUTO 27006KT 10SM SCT070 SCT080 BKN110 M19/M22 A3033
RMK AO2 T11901225 |
| 02:15 CST |
Mostly Cloudy | -19°C / -2°F | -23°C / -9°F | 71% | 1027 mb
(30.33 in) | W 13 kph
(W 8.1 mph) | - | 10SM |
| | KSYN 150815Z AUTO 28007KT 10SM SCT065 SCT090 BKN110 M19/M23 A3033
RMK AO2 T11931226 |
| 01:55 CST |
Mostly Cloudy | -19°C / -2°F | -23°C / -9°F | 71% | 1027 mb
(30.33 in) | W 13 kph
(W 8.1 mph) | - | 10SM |
| | KSYN 150755Z AUTO 27007KT 10SM SCT090 BKN110 M19/M23 A3032
RMK AO2 T11951228 |
| 01:36 CST |
Mostly Cloudy | -19°C / -2°F | -23°C / -9°F | 71% | 1026 mb
(30.3 in) | W 11 kph
(W 6.9 mph) | - | 10SM |
| | KSYN 150736Z AUTO 27006KT 10SM BKN110 M19/M23 A3031
RMK AO2 T11931226 |
| 01:15 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1026 mb
(30.3 in) | SSW 9 kph
(SSW 5.8 mph) | - | 10SM |
| | KSYN 150715Z AUTO 26005KT 10SM CLR M19/M23 A3031
RMK AO2 T11951228 |
| 00:56 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1026 mb
(30.3 in) | W 11 kph
(W 6.9 mph) | - | 10SM |
| | KSYN 150656Z AUTO 27006KT 10SM CLR M19/M23 A3030
RMK AO2 T11951230 |
| 00:36 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1026 mb
(30.3 in) | SSW 11 kph
(SSW 6.9 mph) | - | 10SM |
| | KSYN 150636Z AUTO 26006KT 10SM CLR M19/M23 A3029
RMK AO2 T11921228 |
| 00:16 CST |
Clear | -19°C / -2°F | -23°C / -9°F | 71% | 1025 mb
(30.27 in) | W 7 kph
(W 4.6 mph) | - | 10SM |
| | KSYN 150616Z AUTO 27004KT 10SM CLR M19/M23 A3027
RMK AO2 T11901228 |
