Alert archive / Missouri / Winter Storm Watches in 2019

Winter Storm Watch 4, NWS St. Louis, MO

December 14, 201929 counties in Missouri; 17 counties in Illinois

NWS St. Louis, MO issued this winter storm watch at Dec 14, 2019, 3:54 AM CST for 29 counties in Missouri; 17 counties in Illinois. It took effect at Dec 15, 2019, 9:00 AM CST. It was in force for .

The area

The counties it named.

The facts

Issued: Dec 14, 2019, 3:54 AM CST (09:54 UTC)
In effect from: Dec 15, 2019, 9:00 AM CST
Expired: Dec 15, 2019, 3:35 AM CST
In force
Issued by: NWS St. Louis, MO

All 46 counties

Adams County, IL, Bond County, IL, Brown County, IL, Calhoun County, IL, Clinton County, IL, Fayette County, IL, Greene County, IL, Jersey County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Montgomery County, IL, Pike County, IL, Randolph County, IL, Saint Clair County, IL, Washington County, IL, Audrain County, MO, Boone County, MO, Callaway County, MO, City of Saint Louis, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Jefferson County, MO, Knox County, MO, Lewis County, MO, Lincoln County, MO, Madison County, MO, Marion County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Osage County, MO, Pike County, MO, Ralls County, MO, Reynolds County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Shelby County, MO, Warren County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 18 km from the middle of the area, began a volume at 09:58 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS St. Louis, MO wrote its last area forecast discussion before this winter storm watch went out at Dec 13, 11:48 PM CST, 4 hours 6 minutes earlier.

Area forecast discussion, Dec 13, 11:48 PM CST, 4 hours 6 minutes before

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The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 14, 3:15 PM CST	Winter Weather Advisory	LSX	Audrain, Crawford, Iron, Knox, Lewis, Madison and 9 more	57 hr
Dec 14, 2:50 AM CST	Dense Fog Advisory	LSX	Bond, Clinton, Fayette, Marion, Randolph, Washington	4 hr

Nearby

Winter Storm Watches in Missouri, 2019 Winter Storm Watches in Illinois, 2019 Every winter storm watch in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.