Mesoscale Discussion 1

Issued

Dec 31, 2021, 9:08 PM CST (03:08 UTC)

Expired

Dec 31, 2021, 11:45 PM CST

In force

3 hr

Issued by

the Storm Prediction Center

Concerning

Severe potential...watch possible

Chance of a watch

60%

The Little Rock radar (KLZK), 53 km from the middle of the area, began a volume at 03:10 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.

• Severe Thunderstorm Watch 1Dec 31, 10:35 PM CST
• Tornado Watch 2Dec 31, 11:55 PM CST

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