Alert archive / Iowa / Mesoscale Discussions in 2023

Mesoscale Discussion 142

February 9, 202317 counties in Iowa; 15 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at Feb 9, 2023, 2:58 AM CST for 17 counties in Iowa; 15 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: Feb 9, 2023, 2:58 AM CST (08:58 UTC)
Expired: Feb 9, 2023, 8:00 AM CST
In force: 5 hr
Issued by: the Storm Prediction Center
Concerning: Heavy snow

All 32 counties

Appanoose County, IA, Davis County, IA, Decatur County, IA, Henry County, IA, Iowa County, IA, Jefferson County, IA, Johnson County, IA, Keokuk County, IA, Lucas County, IA, Mahaska County, IA, Marion County, IA, Monroe County, IA, Poweshiek County, IA, Van Buren County, IA, Wapello County, IA, Washington County, IA, Wayne County, IA, Adair County, MO, Caldwell County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Linn County, MO, Livingston County, MO, Mercer County, MO, Putnam County, MO, Schuyler County, MO, Scotland County, MO, Sullivan County, MO

The radar

The Des Moines radar (KDMX), 133 km from the middle of the area, began a volume at 09:00 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.

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 9, 9:48 AM CST	Mesoscale Discussion	SPC	Cedar, Clinton, Delaware, Dubuque, Henry, Iowa and 8 more	4 hr

Nearby

Mesoscale Discussions in Iowa, 2023 Mesoscale Discussions in Missouri, 2023 Every mesoscale discussion in 2023

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.