A winter storm moved into the region on Sunday, December 15th with snow moving into central Missouri by mid morning. The snow spread west to east through the day and into the evening hours before tapering off. Snowfall rates during this period were between 1 to 2 inches an hour in some locations, especially along the I-70 corridor. Then most of the area saw some light freezing drizzle through Monday morning, December 16th before a second round of snow developed by mid morning and persisted through Monday evening. The snow came to an end by midnight. Overall, a widespread 4 to 6 inches of snow fell during this event with an axis of higher amounts between Columbia, MO and Belleview, IL and another axis of heavy snowfall from Steelville, MO to Carlyle, IL.

Winter Storm in JEFFERSON, MISSOURI
From 15-DEC-19 11:00:00 to 16-DEC-19 19:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Between 4 and 9 inches of snow fell across the county over a two day period, with the majority of the snow falling in a two hour period on the 16th.

Winter Storm in WASHINGTON, MISSOURI
From 15-DEC-19 11:00:00 to 16-DEC-19 18:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Between 4 and 8 inches of snow fell across the county over a two day period, with the majority of the snow falling in a two hour period on the 16th.

Winter Storm in CRAWFORD, MISSOURI
From 15-DEC-19 11:00:00 to 16-DEC-19 18:30:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Between 4 and 6 inches of snow fell across the county over a two day period, with the majority of the snow falling in a two hour period on the 16th.

Winter Storm in ST. CHARLES, MISSOURI
From 15-DEC-19 10:00:00 to 16-DEC-19 23:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Between 4 and 6 inches of snow fell across the county over a two day period.

Winter Storm in ST. LOUIS (C), MISSOURI
From 15-DEC-19 10:00:00 to 16-DEC-19 23:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Between 4 and 6 inches of snow fell across the county over a two day period.

Winter Storm in ST. LOUIS, MISSOURI
From 15-DEC-19 10:00:00 to 16-DEC-19 23:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Between 4 and 6 inches of snow fell across the county over a two day period.

Winter Storm in FRANKLIN, MISSOURI
From 15-DEC-19 10:00:00 to 16-DEC-19 23:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Between 4 and 6 inches of snow fell across the county over a two day period.

Winter Storm in BOONE, MISSOURI
From 15-DEC-19 08:30:00 to 16-DEC-19 21:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Between 4 and 7 inches of snow fell across the county over a two day period, though the majority of the snow fell on the 15th.

Winter Storm in CALLAWAY, MISSOURI
From 15-DEC-19 08:30:00 to 16-DEC-19 21:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Between 4 and 7 inches of snow fell across the county over a two day period, though the majority of the snow fell on the 15th.

Winter Storm in AUDRAIN, MISSOURI
From 15-DEC-19 08:30:00 to 16-DEC-19 21:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Between 4 and 7 inches of snow fell across the county over a two day period, though the majority of the snow fell on the 15th.

Winter Storm in MONTGOMERY, MISSOURI
From 15-DEC-19 09:00:00 to 16-DEC-19 21:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Between 5 and 9 inches of snow fell across the county over a two day period, though the majority of the snow fell on the 15th.

Winter Storm in PIKE, MISSOURI
From 15-DEC-19 09:00:00 to 16-DEC-19 23:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Between 4 and 6 inches of snow fell across the county over a two day period, though the majority of the snow fell on the 15th.

Winter Storm in LINCOLN, MISSOURI
From 15-DEC-19 09:00:00 to 16-DEC-19 23:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Between 4 and 6 inches of snow fell across the county over a two day period, though the majority of the snow fell on the 15th.