A cold front moved slowly across of the northeast United States from September 22nd to the 24th 2021. This produced locally heavy rainfall across parts of New York and Northeast Pennsylvania.
Below is a preliminary rainfall amount map showing the heavy rainfall. Click on map for a larger view.
Below are some of the reports used to create the map.
Public Information Statement National Weather Service Binghamton NY 1009 AM EDT Fri Sep 24 2021 ...48 HOUR STORM TOTAL PRECIPITATION REPORTS... Location Amount Time/Date Provider ...New York... ...Broome County... Lisle 2.14 in 0900 AM 09/24 CWOP Endicott 1.84 in 0855 AM 09/24 CWOP Endicott 1.62 in 0851 AM 09/24 CWOP Vestal Center VFD 2 1.60 in 0845 AM 09/24 CWOP 2 NE Tioga Terrace 1.56 in 0720 AM 09/24 COCORAHS Vestal 1.52 in 0846 AM 09/24 CWOP Belden 1.51 in 0900 AM 09/24 NYSM Binghamton 1.45 in 0900 AM 09/24 NYSM Vestal 0.1 SW 1.38 in 0700 AM 09/24 COCORAHS 1 NW Johnson City 1.35 in 0900 PM 09/23 Trained Spotter Binghamton Airport 1.33 in 0853 AM 09/24 ASOS Vestal Ross Corners VFD3 1.32 in 0846 AM 09/24 CWOP 1.8 SE Windsor (SNOTEL) 1.30 in 0830 AM 09/24 MESOWEST Binghamton 1.29 in 0900 AM 09/24 CWOP Whitney Point 1.7 SSE 1.28 in 0800 AM 09/24 COCORAHS Kopernik Observatory 1.27 in 0845 AM 09/24 CWOP Endicott 1.19 in 0830 AM 09/24 CWOP Vestal 1.18 in 0845 AM 09/24 CWOP Chenango Forks 3.0 SE 1.16 in 0700 AM 09/24 COCORAHS Vestal 1.12 in 0845 AM 09/24 CWOP Vestal 1.12 in 0856 AM 09/24 CWOP 0.7 N Whitney Point 1.09 in 0630 AM 09/24 COOP Chenango Bridge 2.5 NE 1.09 in 0650 AM 09/24 COCORAHS Binghamton 2.9 NNE 1.09 in 0700 AM 09/24 COCORAHS Vestal VFD4 1.09 in 0900 AM 09/24 CWOP Lisle 1.03 in 0855 AM 09/24 CWOP Windsor 1.00 in 0846 AM 09/24 CWOP Binghamton 0.94 in 0900 AM 09/24 CWOP Binghamton 0.86 in 0845 AM 09/24 CWOP ...Cayuga County... Auburn 8.3 SSE 1.87 in 0600 AM 09/24 COCORAHS Scipio Center 3.0 S 1.75 in 0531 AM 09/24 COCORAHS 1 SE Wyckoff 1.72 in 0330 PM 09/23 Cocorahs Scipio Center 1.69 in 0900 AM 09/24 NYSM Auburn 1.67 in 0857 AM 09/24 CWOP Cayuga 4.0 NNE 1.04 in 0700 AM 09/24 COCORAHS Auburn 0.96 in 0900 AM 09/24 AWS ...Chemung County... Van Etten 0.3 ENE 2.25 in 0700 AM 09/24 COCORAHS Pine City 3.1 SE 2.01 in 0700 AM 09/24 COCORAHS Erin 1.91 in 0856 AM 09/24 CWOP 1.0 NE West Elmira 1.74 in 0700 AM 09/24 COOP Elmira 0.7 WNW 1.70 in 0647 AM 09/24 COCORAHS 1.6 S Sagetown 1.68 in 0800 AM 09/24 ALERT Horseheads 2.7 SSE 1.64 in 0700 AM 09/24 COCORAHS Elmira 1.53 in 0900 AM 09/24 NYSM Elmira Airport 1.04 in 0853 AM 09/24 ASOS ...Chenango County... Nineveh 1.40 in 0510 PM 09/23 Trained Spotter Norwich 5.4 W 1.17 in 0700 AM 09/24 COCORAHS Plymouth 1.08 in 0848 AM 09/24 CWOP Sherburne 1.07 in 0900 AM 09/24 NYSM Oxford 0.8 NNW 1.06 in 0800 AM 09/24 COCORAHS Greene 1.02 in 0851 AM 09/24 CWOP Greene 0.97 in 0850 AM 09/24 CWOP Norwich 0.80 in 0900 AM 09/24 CWOP Polkville 0.79 in 0600 AM 09/24 COOP Bainbridge 2.9 WSW 0.75 in 0600 AM 09/24 COCORAHS Norwich 0.60 in 0855 AM 09/24 AWOS 1.4 N Sherburne 0.56 in 0808 AM 09/24 HADS ...Cortland County... Marathon 1.0 NW 1.35 in 0700 AM 09/24 COCORAHS Cincinnatus 1.25 in 0900 AM 09/24 NYSM Freetown 1.0 NE 1.20 in 0700 AM 09/24 COCORAHS 0.8 NW Hunts Corners 1.10 in 0800 AM 09/24 COOP Willet 1.8 E 1.01 in 0700 AM 09/24 COCORAHS Marathon 0.93 in 0900 AM 09/24 AWS Cortland 0.77 in 0900 AM 09/24 AWS ...Delaware County... Andes 3.17 in 0900 AM 09/24 NYSM 4 NNE Hamden 2.55 in 0759 AM 09/24 Trained Spotter Walton 2.45 in 0900 AM 09/24 NYSM Masonville 2.20 in 0757 AM 09/24 Trained Spotter Hobart 4.8 ESE 2.05 in 0700 AM 09/24 COCORAHS Margaretville 2.02 in 0846 AM 09/24 CWOP Delhi 6.6 WNW 1.89 in 0700 AM 09/24 COCORAHS Deposit 1.78 in 0900 AM 09/24 NYSM Harpersfield 1.75 in 0900 AM 09/24 NYSM Afton 1.61 in 0855 AM 09/24 CWOP Franklin 1.61 in 0857 AM 09/24 CWOP East Sidney 1.53 in 0630 AM 09/24 COOP Fleischmanns 5.7 N 1.46 in 0700 AM 09/24 COCORAHS Roxbury 1.45 in 0858 AM 09/24 CWOP Roxbury 1.34 in 0900 AM 09/24 NYSM 1.1 E Sidney Center 1.05 in 0815 AM 09/24 HADS ...Madison County... Erieville 2.23 in 0244 AM 09/24 CWOP Brookfield 1.36 in 0900 AM 09/24 NYSM Morrisville 0.89 in 0900 AM 09/24 NYSM Munnsville 0.78 in 0846 AM 09/24 CWOP 2 N Sullivan 0.67 in 0900 AM 09/24 AWS Cazenovia 2.9 SE 0.59 in 0700 AM 09/24 COCORAHS Oneida 0.4 NW 0.57 in 0700 AM 09/24 COCORAHS Morrisville 6 S 0.40 in 0815 AM 09/24 COOP Cazenovia 0.36 in 0845 AM 09/24 HADS Oneida 0.34 in 0900 AM 09/24 AWS ...Oneida County... 3.7 SW Boonville 2.02 in 0700 AM 09/24 COOP Griffiss Airfield 1.95 in 0853 AM 09/24 AWOS Boonville 1.69 in 0746 AM 09/24 Trained Spotter Rome 1.26 in 0900 AM 09/24 CWOP Point Rock 0.6 SE 1.25 in 0700 AM 09/24 COCORAHS Trenton Falls 1.14 in 0800 AM 09/24 COOP Sauquoit 1.6 WSW 1.08 in 0700 AM 09/24 COCORAHS Westmoreland 4 N 0.96 in 0700 AM 09/24 COOP Rome 4.8 SSE 0.96 in 0700 AM 09/24 COCORAHS Camden 0.92 in 0900 AM 09/24 NYSM New Hartford 0.8 S 0.89 in 0700 AM 09/24 COCORAHS Woodgate 0.87 in 0900 AM 09/24 NYSM Westmoreland 0.84 in 0900 AM 09/24 NYSM Westmoreland 0.72 in 0847 AM 09/24 CWOP Remsen 0.64 in 0900 AM 09/24 AWS Durhamville 3.5 NNW 0.63 in 0700 AM 09/24 COCORAHS Utica 0.60 in 1146 PM 09/23 CWOP Otter Lake 0.59 in 0852 AM 09/24 CWOP 1 SE Utica 0.42 in 0900 AM 09/24 AWS ...Onondaga County... Phoenix 1.50 in 0845 AM 09/24 CWOP Skaneateles 1.49 in 0900 AM 09/24 CWOP Jordan 1.47 in 0900 AM 09/24 NYSM Baldwinsville 1.46 in 0700 AM 09/24 COOP Brewerton Lock 23 1.27 in 0610 AM 09/24 COOP Skaneateles 0.8 NNW 1.23 in 0700 AM 09/24 COCORAHS 1 S Bennetts Corners 1.20 in 0855 AM 09/24 AWS Camillus 1.20 in 0900 AM 09/24 CWOP Skaneateles 9.1 SE 1.13 in 0700 AM 09/24 COCORAHS Liverpool 6.1 NNW 1.12 in 0600 AM 09/24 COCORAHS Marcellus 1.05 in 0858 AM 09/24 CWOP Tully 0.99 in 0855 AM 09/24 CWOP Camillus 1.0 W 0.98 in 0700 AM 09/24 COCORAHS 1 WNW Marcellus 0.95 in 0855 AM 09/24 AWS Camillus 0.94 in 0845 AM 09/24 CWOP Clay 0.93 in 0850 AM 09/24 CWOP Fairmount 0.91 in 0857 AM 09/24 CWOP Cicero 0.86 in 0900 AM 09/24 CWOP Clay 0.83 in 0858 AM 09/24 CWOP Tully 0.78 in 0900 AM 09/24 NYSM Syracuse 2.7 S 0.75 in 0730 AM 09/24 COCORAHS Tully 0.73 in 0850 AM 09/24 CWOP Otisco 0.72 in 0849 AM 09/24 CWOP Syracuse Airport 0.69 in 0854 AM 09/24 ASOS Apulia Station 0.66 in 0851 AM 09/24 CWOP Manlius 0.61 in 0855 AM 09/24 CWOP Minoa 0.60 in 0852 AM 09/24 CWOP Fayetteville 0.60 in 0900 AM 09/24 NYSM Jamesville 1.9 SE 0.54 in 0700 AM 09/24 COCORAHS East Syracuse 0.54 in 0855 AM 09/24 CWOP Jamesville 0.51 in 0855 AM 09/24 CWOP Marcellus 0.27 in 0857 AM 09/24 CWOP ...Otsego County... Laurens 1.73 in 0900 AM 09/24 NYSM Sidney 2.1 NE 1.72 in 0545 AM 09/24 COCORAHS 1 NNE Oneonta 1.68 in 0855 AM 09/24 AWS 1.2 N Cooperstown 1.45 in 1200 AM 09/24 COOP Hartwick 1.39 in 0750 AM 09/24 COCORAHS Maryland 1.8 W 1.35 in 0800 AM 09/24 COCORAHS Cooperstown 1.30 in 0900 AM 09/24 CWOP Cooperstown 1.20 in 0858 AM 09/24 CWOP Springfield 1.19 in 0900 AM 09/24 NYSM Richfield Springs 4.6 SSE 1.17 in 0700 AM 09/24 COCORAHS 0.9 NE Hartwick 0.97 in 0830 AM 09/24 HADS 1.6 E South Edmeston 0.51 in 1115 PM 09/23 HADS ...Schuyler County... Catharine 2.40 in 0354 PM 09/23 Trained Spotter Mecklenburg 4 SW 1.19 in 0700 AM 09/24 COOP Burdett 1.17 in 0900 AM 09/24 NYSM Tyrone 1.09 in 0900 AM 09/24 NYSM Odessa 1.04 in 0855 AM 09/24 AWS Dundee 6.2 E 0.95 in 0700 AM 09/24 COCORAHS Gabriels Junction 0.95 in 0855 AM 09/24 CWOP Wedgewood 0.63 in 0845 AM 09/24 HADS ...Seneca County... Waterloo 1.04 in 0900 AM 09/24 NYSM Seneca Falls 0.80 in 0855 AM 09/24 CWOP Romulus 0.67 in 0859 AM 09/24 AWS 2.2 E Tyre 0.56 in 0845 AM 09/24 HADS 1.3 S Hayts Corners 0.51 in 0845 AM 09/24 HADS ...Steuben County... Hornell 2.90 in 0211 PM 09/23 Trained Spotter 3 NW Avoca 2.65 in 1200 PM 09/23 Trained Spotter 2.2 W North Hornell 2.60 in 0600 AM 09/24 HADS Hartsville 2.59 in 0900 AM 09/24 NYSM Canisteo 2.58 in 1200 PM 09/23 Trained Spotter Bath 6.8 SW 2.45 in 0700 AM 09/24 COCORAHS Bath 2.34 in 1200 PM 09/23 Trained Spotter Addison 2.34 in 0900 AM 09/24 NYSM Cohocton 2.33 in 0900 AM 09/24 NYSM Savona 4.7 S 2.27 in 0700 AM 09/24 COCORAHS 2.8 NW Prattsburg 2.27 in 0800 AM 09/24 ALERT Arkport 2.22 in 1200 PM 09/23 Trained Spotter Risingville 2.20 in 1039 AM 09/23 Trained Spotter 2 WNW Rheims 2.01 in 1200 PM 09/23 Trained Spotter Sonora 1.65 in 1200 PM 09/23 Trained Spotter 3.3 N Prattsburg 1.60 in 0800 AM 09/24 ALERT Avoca 1.55 in 0859 AM 09/24 AWS 1.8 SW Corning 1.52 in 0800 AM 09/24 ALERT Branchport 1.40 in 0846 AM 09/24 CWOP Arkport Lake 1.30 in 0800 AM 09/24 HADS 3.9 NW Jasper (SNOTEL) 1.10 in 0815 AM 09/24 MESOWEST 2.7 W Bradford 1.04 in 0835 AM 09/24 ALERT 2.8 E Erwins 0.57 in 0808 AM 09/24 HADS ...Sullivan County... North Branch 3.11 in 0900 AM 09/24 NYSM 3.0 S Rock Hill 2.94 in 0700 AM 09/24 COOP Callicoon Center 2.92 in 0736 AM 09/24 Trained Spotter 1.6 S Roscoe (SNOTEL) 2.90 in 0815 AM 09/24 MESOWEST Livingston Manor 2.58 in 0845 AM 09/24 CWOP Jeffersonville 2.18 in 0845 AM 09/24 CWOP Monticello 1.80 in 0856 AM 09/24 CWOP Eldred 1.74 in 0900 AM 09/24 NYSM Sullivan County Airport 1.19 in 0856 AM 09/24 AWOS ...Tioga County... 1 W Tioga Terrace 1.91 in 0855 AM 09/24 AWS Apalachin 1.62 in 0856 AM 09/24 CWOP Endicott 3.7 WSW 1.60 in 0700 AM 09/24 COCORAHS Candor 1.8 N 1.40 in 0700 AM 09/24 COCORAHS Owego 1.38 in 0900 AM 09/24 NYSM Owego 1.14 in 0530 AM 09/24 CWOP Berkshire 1.14 in 0900 AM 09/24 NYSM Endicott 1.04 in 0900 AM 09/24 CWOP Town Of Owego 1.00 in 0853 AM 09/24 CWOP ...Tompkins County... Lansing 2.00 in 0509 PM 09/23 Public Newfield Hamlet 4.3 S 1.99 in 0900 AM 09/24 COCORAHS Ithaca 2.6 NW 1.96 in 0800 AM 09/24 COCORAHS Ithaca 1.76 in 0857 AM 09/24 CWOP West Danby 1.68 in 0859 AM 09/24 CWOP Trumansburg 0.4 WNW 1.65 in 0700 AM 09/24 COCORAHS Ithaca Airport 1.64 in 0856 AM 09/24 AWOS Ithaca 1.63 in 0855 AM 09/24 CWOP Slaterville Springs 1.59 in 0845 AM 09/24 CWOP Ithaca 5.4 SSW 1.57 in 0700 AM 09/24 COCORAHS Ithaca 6.4 E 1.51 in 0700 AM 09/24 COCORAHS Freeville 3.7 W 1.47 in 0700 AM 09/24 COCORAHS Groton 0.5 NW 1.37 in 0700 AM 09/24 COCORAHS 0.7 E Freeville 1.35 in 0800 AM 09/24 COOP Dryden 1.34 in 0858 AM 09/24 CWOP Freeville 1.5 NE 1.31 in 0700 AM 09/24 COCORAHS Groton 1.27 in 0900 AM 09/24 NYSM 2 NE Dryden 1.18 in 0855 AM 09/24 AWS Dryden 1.17 in 0855 AM 09/24 CWOP Ithaca 1.15 in 0855 AM 09/24 CWOP ...Yates County... Middlesex 3.5 S 1.41 in 0900 AM 09/24 COCORAHS Penn Yan 5.1 NNW 1.03 in 0700 AM 09/24 COCORAHS Penn Yan 0.92 in 0900 AM 09/24 NYSM Keuka Park 0.85 in 0845 AM 09/24 CWOP Penn Yan 0.77 in 0853 AM 09/24 ASOS Dundee 0.70 in 0845 AM 09/24 CWOP ...Pennsylvania... ...Bradford County... Ridgebury 1.99 in 0846 AM 09/24 CWOP Sayre 0.7 S 1.80 in 0701 AM 09/24 COCORAHS Allis Hollow 1.77 in 0900 AM 09/24 CWOP Wyalusing 2.8 SSW 1.56 in 0700 AM 09/24 COCORAHS Sayre 5.4 E 1.50 in 0650 AM 09/24 COCORAHS Towanda 1.45 in 0225 PM 09/23 Trained Spotter 1 SSE Rome 1.32 in 0855 AM 09/24 AWS 1 SSE Sayre 1.14 in 1050 AM 09/23 Emergency Mngr ...Lackawanna County... Thornhurst 2.24 in 0900 AM 09/24 CWOP Vandling 0.1 NNE 1.89 in 0700 AM 09/24 COCORAHS Richmondale 1.88 in 0532 PM 09/23 Trained Spotter Richmondale 1.88 in 0900 AM 09/24 CWOP Archbald 1.6 SW 1.74 in 0745 AM 09/24 COCORAHS Sterling - 22 1.60 in 0700 AM 09/24 COCORAHS Newton 1.52 in 0857 AM 09/24 CWOP Jermyn 1.49 in 0858 AM 09/24 CWOP Archbald 1.45 in 0857 AM 09/24 CWOP Old Forge 1.40 in 0855 AM 09/24 AWS Archbald 1.33 in 0851 AM 09/24 CWOP Moosic 1.19 in 0859 AM 09/24 CWOP 1 WSW Dickson City 0.70 in 0900 AM 09/24 AWS 1.0 S Mayfield 0.28 in 0800 AM 09/24 HADS ...Luzerne County... Exeter 2.25 in 0330 PM 09/23 Trained Spotter Beach Haven 0.8 E 2.13 in 0600 AM 09/24 COCORAHS Shickshinny 2.10 in 0857 AM 09/24 CWOP Bear Creek Township 2.08 in 0858 AM 09/24 CWOP Miners Mills 2.05 in 0859 AM 09/24 AWS Hanover Township 2.00 in 0900 AM 09/24 CWOP Hanover Township 1.90 in 0859 AM 09/24 CWOP Glen Summit 1.86 in 0900 AM 09/24 AWS Forty Fort 0.4 NNE 1.78 in 0700 AM 09/24 COCORAHS Edwardsville 1.74 in 0639 PM 09/23 Trained Spotter Hazleton 1.6 NW 1.70 in 0812 AM 09/24 COCORAHS Hazleton 1.70 in 0845 AM 09/24 CWOP Nanticoke 1.3 SE 1.66 in 0630 AM 09/24 COCORAHS West Pittston 1.64 in 0900 AM 09/24 AWS Glen Lyon 1.59 in 0900 AM 09/24 CWOP Mountain Top 1.56 in 0855 AM 09/24 CWOP Wilkes-Barre 1.56 in 0900 AM 09/24 AWS Dallas 1.55 in 0859 AM 09/24 AWS Front Royal 1.53 in 0857 AM 09/24 CWOP Duryea 0.3 SE 1.50 in 0700 AM 09/24 COCORAHS Nescopeck Pass 1.50 in 0855 AM 09/24 CWOP Wilkes-Barre/Scranton Airpor 1.41 in 0854 AM 09/24 ASOS 1 E Miners Mills 1.17 in 0900 AM 09/24 AWS ...Pike County... Ft Myers 2.25 in 0845 AM 09/24 CWOP Milford 8.7 NW 2.20 in 0700 AM 09/24 COCORAHS 2 NE Kimbles 2.07 in 0900 AM 09/24 AWS Vandling 1.90 in 0900 AM 09/24 CWOP 2 NNW Dingmans Ferry 1.75 in 0902 AM 09/24 AWS Hawley 1.40 in 0846 AM 09/24 CWOP Loch Lomond 0.33 in 0844 AM 09/24 RAWS ...Susquehanna County... Forest City 1.80 in 1022 PM 09/23 Public Harford 1.4 NNE 1.80 in 0700 AM 09/24 COCORAHS New Milford 1.66 in 0855 AM 09/24 CWOP 1 ESE Dimock 1.58 in 0512 PM 09/23 Trained Spotter New Milford 1.6 SSE 1.50 in 0810 AM 09/24 COCORAHS Montrose 1.3 NNE 1.42 in 0700 AM 09/24 COCORAHS ...Wayne County... Beach Lake 3.10 in 0800 AM 09/24 Trained Spotter Dyberry - 19 2.64 in 0700 AM 09/24 COCORAHS Prompton 2.52 in 0700 AM 09/24 COOP Moscow 9.7 ESE 2.47 in 0700 AM 09/24 COCORAHS Gouldsboro 2.43 in 0850 AM 09/24 CWOP PROMPTON - 25 2.38 in 0700 AM 09/24 COCORAHS 2 S Abrahamsville 2.33 in 0855 AM 09/24 AWS 3 N Winterdale 1.93 in 0553 PM 09/23 Trained Spotter Canaan - 11 1.87 in 0700 AM 09/24 COCORAHS ...Wyoming County... Falls 1.80 in 0900 AM 09/24 CWOP Tunkhannock 1.54 in 0805 AM 09/24 COOP Tunkhannock 1.31 in 0900 AM 09/24 CWOP Tunkhannock 1.26 in 0846 AM 09/24 CWOP Noxen 1.20 in 0846 AM 09/24 CWOP Factoryville 1.14 in 0846 AM 09/24 CWOP Forkston 1.12 in 0847 AM 09/24 CWOP && Observations are collected from a variety of sources with varying equipment and exposures. We thank all volunteer weather observers for their dedication. Not all data listed are considered official. $$
GOES 16 Satellite IR loop from 08:01 PM EDT September 21 (0001 UTC September 22, 2021) to 01:31 PM EDT September 24, 2021 (1731 UTC September 24, 2021). Shows a band of heavy rainfall forming during the early morning hours on September 23 and moving across parts of northeast Pennsylvania and southeast New York.
National Weather Service in Binghamton (KBGM) Radar Loop
Radar Loop from 08:03 PM EDT September 22, 2021 (0003 UTC September 23, 2021) to 08:04 AM EDT September 24, 2021 (1204 UTC September 24, 2021)
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