Flood Watch
National Weather Service New York NY
238 AM EDT Thu Aug 20 2026
NJZ002-004-006-103>108-NYZ071>075-078-080-176>179-202200-
/O.NEW.KOKX.FA.A.0008.260820T1800Z-260821T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Western Passaic-Eastern Passaic-Hudson-Western Bergen-Eastern
Bergen-Western Essex-Eastern Essex-Western Union-Eastern Union-
Southern Westchester-New York (Manhattan)-Bronx-Richmond (Staten
Island)-Kings (Brooklyn)-Northwest Suffolk-Southwest Suffolk-
Northern Queens-Northern Nassau-Southern Queens-Southern Nassau-
238 AM EDT Thu Aug 20 2026
...FLOOD WATCH IN EFFECT FROM 2 PM EDT THIS AFTERNOON THROUGH LATE
TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of northeast New Jersey, including the following
areas, Eastern Bergen, Eastern Essex, Eastern Passaic, Eastern
Union, Hudson, Western Bergen, Western Essex, Western Passaic and
Western Union and southeast New York, including the following
areas, Bronx, Kings (Brooklyn), New York (Manhattan), Northern
Nassau, Northern Queens, Northwest Suffolk, Richmond (Staten
Island), Southern Nassau, Southern Queens, Southern Westchester and
Southwest Suffolk.
* WHEN...From 2 PM EDT this afternoon through late tonight.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- A period of heavy rainfall is possible as showers and potential
thunderstorms move through the area. Peak hourly rainfall rates
could reach around 2 inches. Average rainfall amounts are
expected to be between 1.5 and 2.5 inches with locally higher
amounts possible.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
JT
Flood Watch
National Weather Service Pittsburgh PA
148 AM EDT Thu Aug 20 2026
OHZ039-040-048>050-057>059-068-069-PAZ029-031-WVZ001>004-012-021-509-
201800-
/O.CON.KPBZ.FA.A.0017.000000T0000Z-260820T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Tuscarawas-Carroll-Coshocton-Harrison-Jefferson OH-Muskingum-
Guernsey-Belmont-Noble-Monroe-Washington-Greene-Hancock-Brooke-Ohio-
Marshall-Wetzel-Marion-Monongalia-
Including the cities of Dover, Follansbee, St. Clairsville,
Malvern, Weirton, Morgantown, Carrollton, Washington, Caldwell,
Woodsfield, Steubenville, Waynesburg, Fairmont, Martins Ferry,
Cambridge, Cadiz, Canonsburg, Coshocton, Wheeling, New Philadelphia,
Zanesville, New Martinsville, Wellsburg, and Moundsville
148 AM EDT Thu Aug 20 2026
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of east central Ohio, including the following
areas, Belmont, Carroll, Coshocton, Guernsey, Harrison, Jefferson
OH, Monroe, Muskingum, Noble and Tuscarawas, southwest
Pennsylvania, including the following areas, Greene and Washington,
and West Virginia, including the following areas, Brooke, Hancock,
Marion, Marshall, Monongalia, Ohio and Wetzel.
* WHEN...Through this afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Development of narrower bands of heavy rain that slowly train
over the same areas could result in localized flash flooding.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
Frazier
Flood Watch
National Weather Service Mount Holly NJ
139 AM EDT Thu Aug 20 2026
NJZ008-202000-
/O.EXA.KPHI.FA.A.0008.260820T1600Z-260821T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Morris-
Including the cities of Morristown
139 AM EDT Thu Aug 20 2026
...FLOOD WATCH IN EFFECT FROM NOON EDT TODAY THROUGH LATE TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of northern New Jersey, including the following
county, Morris.
* WHEN...From noon EDT today through late tonight.
* IMPACTS...Flooding may occur in poor drainage and urban areas.
Creeks and streams may rise out of their banks. Excessive runoff
may result in flooding of rivers, creeks, streams, and other
low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Multiple rounds of showers and thunderstorms are expected
across the area this afternoon through this evening. Rainfall
rates of 1 to 3 inches per hour are possible. Rainfall
amounts of 1 to 2 inches are possible with localized amounts
of 3 to 5 inches which could cause flash flooding.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
Flood Watch
National Weather Service Mount Holly NJ
139 AM EDT Thu Aug 20 2026
DEZ001-NJZ009-010-012>022-025>027-PAZ070-071-101>106-202000-
/O.CON.KPHI.FA.A.0008.260820T1600Z-260821T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
New Castle-Hunterdon-Somerset-Middlesex-Western Monmouth-Eastern
Monmouth-Mercer-Salem-Gloucester-Camden-Northwestern Burlington-
Ocean-Cumberland-Atlantic-Coastal Atlantic-Coastal Ocean-
Southeastern Burlington-Delaware-Philadelphia-Western Chester-
Eastern Chester-Western Montgomery-Eastern Montgomery-Upper Bucks-
Lower Bucks-
Including the cities of Doylestown, Somerville, Media,
Norristown, Cherry Hill, Philadelphia, Freehold, Perkasie,
Lansdale, Wilmington, Hammonton, Atlantic City, Moorestown,
Jackson, West Chester, Collegeville, Camden, Oxford, Sandy Hook,
Trenton, Honey Brook, Millville, Kennett Square, New Brunswick,
Mount Holly, Long Beach Island, Wharton State Forest,
Morrisville, Flemington, Pennsville, Glassboro, Pottstown, and
Chalfont
139 AM EDT Thu Aug 20 2026
...FLOOD WATCH REMAINS IN EFFECT FROM NOON EDT TODAY THROUGH LATE
TONIGHT...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of northern Delaware, including the following
area, New Castle, New Jersey, including the following areas,
Atlantic, Camden, Coastal Atlantic, Coastal Ocean, Cumberland,
Eastern Monmouth, Gloucester, Hunterdon, Mercer, Middlesex,
Northwestern Burlington, Ocean, Salem, Somerset, Southeastern
Burlington and Western Monmouth, and southeast Pennsylvania,
including the following areas, Delaware, Eastern Chester, Eastern
Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western
Chester and Western Montgomery.
* WHEN...From noon EDT today through late tonight.
* IMPACTS...Flooding may occur in poor drainage and urban areas.
Creeks and streams may rise out of their banks. Excessive runoff
may result in flooding of rivers, creeks, streams, and other
low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Multiple rounds of showers and thunderstorms are expected
across the area this afternoon through this evening. Rainfall
rates of 1 to 3 inches per hour are possible. Rainfall
amounts of 1 to 2 inches are possible with localized amounts
of 3 to 5 inches which could cause flash flooding.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
Hoeflich
Flood Watch
National Weather Service Louisville KY
924 PM CDT Wed Aug 19 2026
KYZ026-027-061>064-070>078-081-082-201200-
/O.NEW.KLMK.FA.A.0013.260820T0224Z-260820T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Ohio-Grayson-Butler-Edmonson-Hart-Green-Logan-Warren-Simpson-Allen-
Barren-Monroe-Metcalfe-Adair-Russell-Cumberland-Clinton-
Including the cities of Leitchfield, Horse Cave, Brownsville,
Edmonton, Albany, Franklin, Russellville, Glasgow, Hartford,
Burkesville, Jamestown, Greensburg, Tompkinsville, Providence,
Bowling Green, Morgantown, Scottsville, and Columbia
924 PM CDT Wed Aug 19 2026
...FLOOD WATCH IN EFFECT UNTIL 7 AM CDT THURSDAY...
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...Portions of northwest and south central Kentucky, including
the following counties, in northwest Kentucky, Ohio. In south
central Kentucky, Adair, Allen, Barren, Butler, Clinton,
Cumberland, Edmonson, Grayson, Green, Hart, Logan, Metcalfe,
Monroe, Russell, Simpson and Warren.
* WHEN...Until 7 AM CDT Thursday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- An area of thunderstorms over southern Missouri will move
east-southeast overnight. These thunderstorms may train over the
same areas and may produce a swath of 2-4 inches of rainfall with
locally higher amounts possible.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be alert for possible Flood
Warnings. Those living in areas prone to flooding should be prepared
to take action should flooding develop.
&&
$$
MJ
Flood Watch
National Weather Service Indianapolis IN
1009 PM EDT Wed Aug 19 2026
INZ021-028>031-035>049-054>057-201015-
/O.CON.KIND.FA.A.0013.000000T0000Z-260820T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Carroll-Warren-Tippecanoe-Clinton-Howard-Fountain-Montgomery-
Boone-Tipton-Hamilton-Madison-Delaware-Randolph-Vermillion-Parke-
Putnam-Hendricks-Marion-Hancock-Henry-Morgan-Johnson-Shelby-Rush-
Including the cities of Martinsville, Veedersburg, Fishers,
Greenwood, Lebanon, Delphi, Danville, Fairview Park, Carmel,
Noblesville, Union City, Plainfield, Greencastle, Attica, Kokomo,
Greenfield, Franklin, Brownsburg, New Castle, Montezuma,
Mooresville, Farmland, Frankfort, Covington, Muncie, Tipton,
Anderson, Crawfordsville, Parker City, Rockville, Rosedale,
Winchester, Lafayette, Clinton, Indianapolis, West Lebanon,
Zionsville, Williamsport, West Lafayette, Rushville, Flora, and
Shelbyville
1009 PM EDT Wed Aug 19 2026
...FLOOD WATCH REMAINS IN EFFECT UNTIL 8 AM EDT THURSDAY...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of central, east central, north central, and west
central Indiana, including the following counties, in central
Indiana, Boone, Clinton, Hamilton, Hancock, Hendricks, Howard,
Johnson, Madison, Marion, Morgan, Rush, Shelby and Tipton. In east
central Indiana, Delaware, Henry and Randolph. In north central
Indiana, Carroll. In west central Indiana, Fountain, Montgomery,
Parke, Putnam, Tippecanoe, Vermillion and Warren.
* WHEN...Until 8 AM EDT Thursday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks.
* ADDITIONAL DETAILS...
- Rainfall amounts of 1 to 3 inches are possible through
tonight due to training thunderstorms along a slow moving
front. Locally higher amounts cannot be ruled out. These
rainfall amounts could quickly lead to flash flooding as
soils remain saturated from recent rainfall.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
50
Flood Watch
National Weather Service Paducah KY
823 PM CDT Wed Aug 19 2026
ILZ084>094-KYZ001>022-MOZ076-086-087-100-107>112-114-201200-
/O.NEW.KPAH.FA.A.0008.260820T0123Z-260820T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Jackson-Williamson-Saline-Gallatin-Union-Johnson-Pope-Hardin-
Alexander-Pulaski-Massac-Fulton-Hickman-Carlisle-Ballard-McCracken-
Graves-Livingston-Marshall-Calloway-Crittenden-Lyon-Trigg-Caldwell-
Union KY-Webster-Hopkins-Christian-Henderson-Daviess-McLean-
Muhlenberg-Todd-Perry MO-Bollinger-Cape Girardeau-Wayne MO-Carter-
Ripley-Butler-Stoddard-Scott-Mississippi-New Madrid-
Including the cities of Van Buren, Mound City, Clinton, Cairo,
Jonesboro, Henderson, Cape Girardeau, Princeton, Sikeston, Owensboro,
Golconda, Carbondale, Piedmont, Doniphan, Metropolis, New Madrid,
Charleston, Elkton, Poplar Bluff, Eddyville, Elizabethtown, Vienna,
Hickman, Calhoun, Cadiz, Morganfield, Dixon, Smithland, Bardwell,
Paducah, Murphysboro, Perryville, Greenville, Wickliffe, Shawneetown,
Murray, Herrin, Marble Hill, Benton, Jackson, Bloomfield, Marion,
Hopkinsville, Madisonville, Harrisburg, and Mayfield
823 PM CDT Wed Aug 19 2026
...FLOOD WATCH IN EFFECT UNTIL 7 AM CDT THURSDAY...
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...Portions of southern Illinois, including the following
areas, Alexander, Gallatin, Hardin, Jackson, Johnson, Massac, Pope,
Pulaski, Saline, Union and Williamson, western Kentucky, including
the following areas, Ballard, Caldwell, Calloway, Carlisle,
Christian, Crittenden, Daviess, Fulton, Graves, Henderson, Hickman,
Hopkins, Livingston, Lyon, Marshall, McCracken, McLean, Muhlenberg,
Todd, Trigg, Union KY and Webster, and southeast Missouri,
including the following areas, Bollinger, Butler, Cape Girardeau,
Carter, Mississippi, New Madrid, Perry MO, Ripley, Scott, Stoddard
and Wayne MO.
* WHEN...Until 7 AM CDT Thursday.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Training thunderstorms are forecast to produce a swath of very
heavy rainfall across portions of our region from late this
evening through the overnight. Rainfall rates of at least 2" per
hour are possible. A swath of 2 to 5" storm total rainfall may be
observed through Thursday morning.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
&&
$$
SP
Flood Watch
National Weather Service Charleston WV
816 PM EDT Wed Aug 19 2026
OHZ066-067-075-076-084-085-WVZ009>011-019-020-031-032-200830-
/O.CON.KRLX.FA.A.0015.000000T0000Z-260820T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Perry-Morgan-Athens-Washington-Vinton-Meigs-Wood-Pleasants-Tyler-
Ritchie-Doddridge-Harrison-Taylor-
Including the cities of New Lexington, Vienna, Belmont, St.
Marys, Clarksburg, Pomeroy, Grafton, Harrisville, Athens,
Sistersville, Parkersburg, Middlebourne, Crooksville, Marietta,
Belpre, Stockport, West Union, Bridgeport, Paden City, Pennsboro,
McConnelsville, Somerset, Hamden, and McArthur
816 PM EDT Wed Aug 19 2026
...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY AFTERNOON...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of southeast Ohio, including the following
counties, Athens, Meigs, Morgan, Perry, Vinton and Washington and
West Virginia, including the following counties, Doddridge,
Harrison, Pleasants, Ritchie, Taylor, Tyler and Wood.
* WHEN...Through Thursday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks.
* ADDITIONAL DETAILS...
- Additional rounds of thunderstorms with heavy downpours are
anticipated, particularly later tonight and early Thursday.
- http://www.weather.gov/safety/flood
PRECAUTIONARY/PREPAREDNESS ACTIONS...
You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.
Additional information can be found at https://www.weather.gov/rlx as
well as on our X and Facebook pages.
&&
$$
01
Flood Watch
National Weather Service Wilmington OH
753 PM EDT Wed Aug 19 2026
INZ050-058-059-OHZ026-034-035-042>046-051>056-060>065-074-201400-
/O.CON.KILN.FA.A.0013.000000T0000Z-260820T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wayne-Fayette-Union-Hardin-Mercer-Auglaize-Darke-Shelby-Logan-Union-
Delaware-Miami-Champaign-Clark-Madison-Franklin-Licking-Preble-
Montgomery-Greene-Fayette-Pickaway-Fairfield-Hocking-
Including the cities of Tipp City, Urbana, Kettering, Marysville,
Sidney, West College Corner, Downtown Columbus, Richmond, Troy, Plain
City, Fairborn, Xenia, Celina, Kenton, Liberty, Ada, Piqua,
Pickerington, Connersville, Delaware, Logan, Eaton, Camden, Minster,
Circleville, New Bremen, Greenville, London, West Jefferson,
Wapakoneta, Coldwater, Beavercreek, Downtown Dayton,
St. Marys, Springfield, Newark, Bellefontaine, Washington Court
House, and Lancaster
753 PM EDT Wed Aug 19 2026
...FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY MORNING...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of east central Indiana, including the following
counties, Fayette, Union and Wayne and Ohio, including the
following counties, Auglaize, Champaign, Clark, Darke, Delaware,
Fairfield, Fayette, Franklin, Greene, Hardin, Hocking, Licking,
Logan, Madison, Mercer, Miami, Montgomery, Pickaway, Preble, Shelby
and Union.
* WHEN...Through Thursday morning.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Repeated rounds of storms, combined with the extremely wet soil
conditions will increase the risk for flash flooding into the
overnight hours.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People in the watch area should keep an eye on the weather and be
prepared for immediate action should heavy rains and flooding occur
or a Flash Flood Warning be issued. Avoid low-lying areas and be
careful when approaching highway dips and underpasses.
&&
$$
McGinnis |
