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BULLETIN
Post-Tropical Cyclone Beta Advisory Number  26
NWS Weather Prediction Center College Park MD   AL222020
1000 PM CDT Wed Sep 23 2020
 
...BETA CONTINUES ON A NORTHEASTWARD TRACK BRINGING HEAVY
RAINFALL FROM THE LOWER MISSISSIPPI VALLEY TO THE TENNESSEE
VALLEY...
 
 
SUMMARY OF 1000 PM CDT...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...31.1N 91.8W
ABOUT 45 MI...70 KM ESE OF ALEXANDRIA LOUISIANA
MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/H
PRESENT MOVEMENT...NE OR 55 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...1005 MB...29.68 INCHES
 
 
WATCHES AND WARNINGS
--------------------
Flash Flood Watches are currently in effect from central Louisiana
into central Mississippi, and for parts of northern Alabama, and
southern Middle Tennessee.
 
 
DISCUSSION AND OUTLOOK
----------------------
At 1000 PM CDT (0300 UTC), the center of Post-Tropical Cyclone Beta
was located near latitude 31.1 North, longitude 91.8 West. The
post-tropical cyclone is moving toward the northeast near 12 mph (19
km/h) and this motion is expected to continue through the next 24 
to 36 hours. 
 
Maximum sustained winds are near 30 mph (45 km/h) with higher gusts.
Slow weakening is forecast as the surface circulation weakens into 
the frontal zone by 48 hours. 
 
The estimated minimum central pressure is 1005 mb (29.68 inches).
 
 
HAZARDS AFFECTING LAND
----------------------
RAINFALL: Rainfall totals of 3 to 5 inches are expected through
early Thursday across portions of Louisiana and central Mississippi,
with isolated totals of 7 inches possible. Flash and urban flooding
is likely, as well as isolated minor river flooding on smaller
rivers.
 
Rainfall totals of 2 to 5 inches are expected across northeastern
Mississippi, portions of the Tennessee Valley, and the southern
Appalachians through the end of the week. Flash and urban flooding
is possible, as well as isolated minor river flooding on smaller
rivers.
 
TORNADOES:  An isolated tornado or two are possible overnight
across Southern Mississippi.
 
 
NEXT ADVISORY
-------------
Next complete advisory at 400 AM CDT.
 
$$
Forecaster Gallina
 
FORECAST POSITIONS AND MAX WINDS
 
INIT  24/0300Z 31.1N  91.8W   25 KT  30 MPH...POST-TROPICAL
 12H  24/1200Z 32.1N  90.1W   25 KT  30 MPH...POST-TROP/EXTRATROP
 24H  25/0000Z 33.4N  88.0W   20 KT  25 MPH...POST-TROP/EXTRATROP
 36H  25/1200Z 35.1N  85.8W   20 KT  25 MPH...POST-TROP/EXTRATROP
 48H  26/0000Z...POST-TROP/EXTRATROP
 
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