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Remnants of ALBERTO Advisory Number 21
 
Issued 09:00Z May 30, 2018
 
Advisory Selection
View advisory number:  25   24   23   22   21   20   19   18   



BULLETIN
Tropical Depression Alberto Advisory Number  21
NWS Weather Prediction Center College Park MD   AL012018
400 AM CDT Wed May 30 2018

...CENTER OF ALBERTO MOVING ACROSS WESTERN KENTUCKY...
...HEAVY RAINFALL THREAT CONTINUES...


SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...37.2N 87.9W
ABOUT 55 MI...90 KM SSW OF EVANSVILLE INDIANA
MAXIMUM SUSTAINED WINDS...35 MPH...55 KM/H
PRESENT MOVEMENT...N OR 10 DEGREES AT 15 MPH...25 KM/H
MINIMUM CENTRAL PRESSURE...998 MB...29.47 INCHES


WATCHES AND WARNINGS
--------------------
Flash Flood Watches are in effect for portions of the southern
Appalachians and Lower Ohio Valley.


DISCUSSION AND OUTLOOK
----------------------
At 400 AM CDT (0900 UTC), the center of Tropical Depression Alberto
was located near latitude 37.2 North, longitude 87.9 West. The
depression is moving toward the north near 15 mph (25 km/h) and
this motion is expected to become more north-northeasterly with
some further acceleration today and tomorrow as it moves up the
Wabash River Valley and through the Lower Peninsula of Michigan.

Maximum sustained winds are near 35 mph (55 km/h) with higher gusts.
Minimal change in strength is expected on Wednesday. Some slight
weakening is possible on Thursday.

The estimated minimum central pressure is 998 mb (29.47 inches).


HAZARDS AFFECTING LAND
----------------------
RAINFALL:  Additional rainfall of 2 to 4 inches, with isolated
higher amounts, will be possible from western Kentucky northward
near the Illinois/Indiana border into the Lower Peninsula of
Michigan. Heavy rain is also forecast from central Alabama
northeast into the Appalachian Mountains from the Carolinas to
Virginia. Flash flooding and rapid water rises on creeks and streams
will remain a possibility across these areas.

WIND:  A few gusts to tropical-storm force are possible across
northwest Tennessee, western and central Kentucky, and
southwest Indiana this morning.


For more information on rainfall totals please see the Storm Summary
available at www.wpc.ncep.noaa.gov/discussions/nfdscc5.html


NEXT ADVISORY
-------------
Next complete advisory at 1000 AM CDT.


Forecaster Roth

FORECAST POSITIONS AND MAX WINDS

INIT  30/0900Z 37.2N  87.9W   30 KT  35 MPH...INLAND
 12H  30/1800Z 39.8N  87.3W   30 KT  35 MPH...INLAND
 24H  31/0600Z 43.5N  85.5W   25 KT  30 MPH...POST-TROP/EXTRATROP
 36H  31/1800Z 48.0N  82.6W   25 KT  30 MPH...POST-TROP/EXTRATROP

NNNN