Saturday, May 17, 2025

Severe Thunderstorm Watch

                                       



All right, so the thinking remains basically the same. We could see just a squall line, but an isolated supercell is also possible somewhere in this broad zone. 



2:36 AM - And already we've got a warning for a storm affecting Red Bay to Russellville to Phil Campbell all the way over to Moulton. At minimum, I'd get away from windows. 

Ideally you're in an interior room on the lowest floor of a sturdy house rather than trying to ride out these kinds of winds in a mobile home. But the storm is not showing any signs of trying to produce a tornado for now. 

And thanks to the Weather Service office in Huntsville for this visual update, saves me the trouble of navigating Radarscope's quirks with my odd setup.  

2:41 - Also got a warning for Lamar County now. 

3:26 AM - And it will be interesting to see what happens when these two clusters of storms do come together somewhere in North Central Alabama. 

3:31 - The Tornado Watch has expired for Tennessee.

And the Severe Thunderstorm Watch has been cancelled for Colbert, Lauderdale, and Franklin Counties in NW AL. 

3:33 - As the storms move along, a Special Weather Statement has been issued for Cullman and Morgan Counties, also including places like Arab and back to Moulton. Winds could still gust up to 50 miles per hour, which is under severe limits but pretty strong winds. 

3:37 - And there is another SWS that includes Jasper and Double Springs, where the storms are strong, mainly with gusty winds, but not severe. 

3:41 - Similar storms moving through Franklin County, TN. 

3:45 - And a good chunk of West Central Alabama. 

And it looks like a Wake Low may be moving through Northwest Alabama. If you've got trees around your home, please be mindful of the winds tonight. Get to a safer place in the house if you need to. Our weather sure isn't boring this time of year.  

3:53 - And it's starting to look like Tuesday/Tuesday night will be well worth watching around here. For now it looks like mainly a threat for supercells producing large hail, but then forming into clusters capable of some wind damage too. 

4 AM - Emergency Management in Colbert County reports a tree down in Littleville, at Bethel Cemetery Road/County Line Road. 

4:01 - And Walker County has just gone under a Severe Thunderstorm Warning along with a lot of other counties. This does include the city of Jasper. 

There's the polygon. It also includes Arley. 

This is for 60 mph wind gusts and quarter-sized hail in these storms. Indicated by radar. 

Warning for Southern Cullman County, new post coming. 

SEL5


   URGENT - IMMEDIATE BROADCAST REQUESTED

   Severe Thunderstorm Watch Number 275

   NWS Storm Prediction Center Norman OK

   215 AM CDT Sat May 17 2025


   The NWS Storm Prediction Center has issued a


   * Severe Thunderstorm Watch for portions of 

     Northern and Central Alabama

     Central Mississippi


   * Effective this Saturday morning from 215 AM until 1000 AM CDT.


   * Primary threats include...

     Scattered large hail and isolated very large hail events to 2

       inches in diameter possible

     Scattered damaging wind gusts to 70 mph possible

     A tornado or two possible


   SUMMARY...Severe thunderstorms are expected to move east-southeast

   across the watch area through mid morning with a risk for damaging

   wind gusts and large hail. A tornado or two will also be possible.


   The severe thunderstorm watch area is approximately along and 35

   statute miles north and south of a line from 45 miles southwest of

   Greenwood MS to 40 miles northeast of Gadsden AL. For a complete

   depiction of the watch see the associated watch outline update

   (WOUS64 KWNS WOU5).


   PRECAUTIONARY/PREPAREDNESS ACTIONS...


   REMEMBER...A Severe Thunderstorm Watch means conditions are

   favorable for severe thunderstorms in and close to the watch area.

   Persons in these areas should be on the lookout for threatening

   weather conditions and listen for later statements and possible

   warnings. Severe thunderstorms can and occasionally do produce

   tornadoes.


   &&


   OTHER WATCH INFORMATION...CONTINUE...WW 271...WW 273...WW 274...


   AVIATION...A few severe thunderstorms with hail surface and aloft to

   2 inches. Extreme turbulence and surface wind gusts to 60 knots. A

   few cumulonimbi with maximum tops to 500. Mean storm motion vector

   27040.


   ...Bunting


 WOUS64 KWNS 170714

   WOU5


   BULLETIN - IMMEDIATE BROADCAST REQUESTED

   SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 275

   NWS STORM PREDICTION CENTER NORMAN OK

   215 AM CDT SAT MAY 17 2025


   SEVERE THUNDERSTORM WATCH 275 IS IN EFFECT UNTIL 1000 AM CDT

   FOR THE FOLLOWING LOCATIONS


   ALC009-015-019-029-033-043-049-055-057-059-071-073-075-077-079-

   083-089-093-095-103-107-115-117-121-125-127-133-171500-

   /O.NEW.KWNS.SV.A.0275.250517T0715Z-250517T1500Z/


   AL 

   .    ALABAMA COUNTIES INCLUDED ARE


   BLOUNT               CALHOUN             CHEROKEE            

   CLEBURNE             COLBERT             CULLMAN             

   DEKALB               ETOWAH              FAYETTE             

   FRANKLIN             JACKSON             JEFFERSON           

   LAMAR                LAUDERDALE          LAWRENCE            

   LIMESTONE            MADISON             MARION              

   MARSHALL             MORGAN              PICKENS             

   SHELBY               ST. CLAIR           TALLADEGA           

   TUSCALOOSA           WALKER              WINSTON             



   MSC007-015-019-025-043-051-053-083-087-097-103-105-155-159-

   171500-

   /O.NEW.KWNS.SV.A.0275.250517T0715Z-250517T1500Z/


   MS 

   .    MISSISSIPPI COUNTIES INCLUDED ARE


   ATTALA               CARROLL             CHOCTAW             

   CLAY                 GRENADA             HOLMES              

   HUMPHREYS            LEFLORE             LOWNDES             

   MONTGOMERY           NOXUBEE             OKTIBBEHA           

   WEBSTER              WINSTON             



   ATTN...WFO...BMX...JAN...HUN...


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