Hazardous Weather Outlook
Issued by NWS Knoxville/Tri Cities, TN

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FLUS44 KMRX 200725

Hazardous Weather Outlook
National Weather Service Morristown TN
325 AM EDT Thu Apr 20 2017

Cherokee-Clay-Scott TN-Campbell-Claiborne-Hancock-Hawkins-
Northwest Cocke-Cocke Smoky Mountains-Northwest Greene-
Southeast Greene-Washington TN-Unicoi-Northwest Carter-
Southeast Carter-Roane-Loudon-Knox-Jefferson-NW Blount-
Blount Smoky Mountains-North Sevier-Sevier Smoky Mountains-
Sequatchie-Bledsoe-Rhea-Meigs-McMinn-Northwest Monroe-
Southeast Monroe-Marion-Hamilton-Bradley-West Polk-East Polk-Lee-
325 AM EDT Thu Apr 20 2017 /225 AM CDT Thu Apr 20 2017/

This Hazardous Weather Outlook is for portions of Southwest North
Carolina...East Tennessee and Southwest Virginia.

.DAY ONE...Today and Tonight

Isolated strong thunderstorms are possible this evening and early
tonight. The main threats with these storms are strong gusty
winds, small hail, brief heavy rain, and lightning.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

...Strong to Severe Storms possible both Friday and Saturday
Afternoon and Evening...

A cold front will move into the region Friday producing widespread
showers and thunderstorms. Some of these storms could be strong
to possibly severe from the mid-afternoon to early evening. The
main concern being hail up to quarter size, damaging downburst
winds up to 60 mph, heavy rainfall and lightning.

A storm system will move across the Tennessee Valley Saturday
interacting with a frontal boundary to produce widespread storms
across middle Tennessee and northern Alabama by mid-day. These
storms will move into east Tennessee and southwest North Carolina
by late afternoon and evening. Some of these thunderstorms may be
strong to severe producing large hail, strong damaging winds,
heavy rainfall and frequent lightning.

The heavy rainfall late Saturday and Saturday night may produce
localized flash flooding.


Spotter activation may be needed late Saturday afternoon and


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