Post-Tropical Cyclone Beta Advisory Number 27
NWS Weather Prediction Center College Park MD AL222020
400 AM CDT Thu Sep 24 2020
SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
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LOCATION...31.9N 91.0W
ABOUT 55 MI...85 KM WSW OF JACKSON MISSISSIPPI
ABOUT 70 MI...110 KM ESE OF MONROE LOUISIANA
MAXIMUM SUSTAINED WINDS...30 MPH...45 KM/H
PRESENT MOVEMENT...NE OR 55 DEGREES AT 12 MPH...19 KM/H
MINIMUM CENTRAL PRESSURE...1004 MB...29.65 INCHES
WATCHES AND WARNINGS
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Flash Flood Watches are currently in effect from Southwest Mississippi to parts of northern Alabama, and southern Middle Tennessee.
DISCUSSION AND OUTLOOK
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At 400 AM CDT (0900 UTC), the center of Post-Tropical Cyclone Beta was located near latitude 31.9 North, longitude 91.0 West. The post-tropical cyclone is moving toward the northeast near 12 mph (19 km/h) and this motion is expected to continue through 36 hours.
Maximum sustained winds are near 30 mph (45 km/h) with higher gusts. Some weakening is forecast for the next 36 hour before weakening into the front.
The estimated minimum central pressure is 1004 mb (29.65 inches).
HAZARDS AFFECTING LAND
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RAINFALL: Rainfall totals of 2 to 4 inches are expected through early Friday from central to northern Mississippi, across the Middle Tennessee Valley and into the Southern Appalachians. Isolated flash and urban flooding is possible, as well as isolated minor river flooding on smaller rivers.
TORNADOES: An isolated tornado or two are possible this afternoon across Southern Alabama
