National Weather Service United States Department of Commerce
Latest observed water temperatures (within last 24 hours). Data prepared Wed 01 Apr 2026 10:55:22 AM EDT
This data is not screened for errors.

 


Delaware Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Coochs Bridge CHBD1 Christina River - Newark6139.6372-75.7283
Delaware Park DPKD1 Stanton - Delaware Park3839.6964-75.6758
Dover DVDD1 St. Jones River at Dover6139.1636-75.5194
Millsboro MLLD1 Millsboro Pond Outlet6438.5944-75.2914
Newark (at) NEKD1 White Clay Cr. at Newark6139.6892-75.7489
Newport NPTD1 Christina River at Newport, DE6139.7106-75.6092
Wilmington WIMD1 Delaware R. at Wilmington, DE5639.7167-75.5175
Wooddale RCCD1 Red Clay Creek at Wooddale6139.7644-75.6356

Maryland Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Bel Air-Plumtree Run USGS PTRM2 Plumtree Run nr Bel Air6039.4964-76.3478
Brentwood NBAM2 NW Branch Anacostia6438.9490-76.9562
Bristol 2WSW BRIM2 Patuxent R. tide gage6238.7814-76.7136
Cheverly CHVM2 6338.9163-76.9343
College Park-Paint Br. USGS CPPM2 6039.0331-76.9642
College Park-Paint Br. USGS CPPM2 6139.0331-76.9642
Darlington water temp DARM2 5339.6261-76.1578
Joppatowne JPAM2 5739.4085-76.3426
Joppatowne JPAM2 5839.4085-76.3426
Little Falls BRKM2 Little Falls6138.9497-77.1278
Little Falls BRKM2 Little Falls6138.9497-77.1278
Parkton USGS PKTM2 Gunpowder Falls4839.6189-76.6903
Point Of Rocks PORM2 Point Of Rocks3739.2736-77.5431
Riverdale RVDM2 Hyattsville 1E IFLOWS & USGShg6238.9603-76.9258
Riverdale RVDM2 Hyattsville 1E IFLOWS & USGShg6338.9603-76.9258
Riverside NERRS LTQM2 NERRS water quality site6439.4508-76.2747
Rockdale-Scotts Level Br. USGS SLRM2 Scotts Level Br. at Rockdale6139.3617-76.7617
Takoma Park USGS TKPM2 Sligo C-Takoma Park6138.9861-77.0050
Williamsport WLLM2 Potomac R. at Williamsport6739.6089-77.8478

New Jersey Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Absecon ASCN4 Absecon COOP5839.4231-74.5000
Absecon ASCN4 Absecon COOP5839.4231-74.5000
Absecon ABSN4 Absecon Ck. at Absecon6239.4303-74.5206
Allenwood ALLN4 Manasquan R. nr. Allenwood6040.1467-74.1222
Arthur Kill at Perth Amboy (IN MLLW) PABN4 4640.5039-74.2622
Arthur Kill at Perth Amboy (IN MLLW) PABN4 4640.5039-74.2622
Atlantic City ATLN4 Atlantic City5239.3781-74.4228
Atlantic City ATLN4 Atlantic City5239.3781-74.4228
Barnegat Light BGLN4 Barnegat Light4539.7631-74.1106
Barnegat Light BGLN4 Barnegat Light4539.7631-74.1106
Bivalve BVVN4 Bivalve ALERTS5639.2300-75.0400
Canoe Brook DCP CHMN4 Canoe Brook DCP6140.7400-74.3500
Cape May Harbor CAPN4 Cape May Harbor ALERT4738.9486-74.8906
Cape May Harbor CAPN4 Cape May Harbor ALERT4838.9486-74.8906
Cherry Hill CHRN4 S. Br. Pennsauken Cr.6239.9417-75.0011
Extonville EXTN4 Crosswicks Cr. at Extonville6240.1372-74.6000
Frenchtown FREN4 Delaware River at Frenchtown5240.5261-75.0650
Frenchtown FREN4 Delaware River at Frenchtown5240.5261-75.0650
Greenwich GRWN4 Greenwich ALERTS5439.3800-75.3600
Haddonfield HDDN4 Haddonfield6439.9031-75.0214
Keansburg KSBN4 Keansburg - Raritan Bay5240.4444-74.1478
Keansburg KSBN4 Keansburg - Raritan Bay5240.4444-74.1478
Manasquan MSNN4 Watson C. at Manasquan4340.1117-74.0442
Manasquan MSNN4 Watson C. at Manasquan4840.1117-74.0442
Manville MNVN4 Manville6140.5556-74.5828
Margate City MGTN4 Margate City Coop.4839.3300-74.5000
Margate City MGTN4 Margate City Coop.4839.3300-74.5000
Medford MEDN4 SW Br. Rancocas Ck. at Medford6239.8953-74.8236
Morristown USGS WHPN4 Whippany R. nr Morristown5840.8122-74.5119
Mount Holly - Iron Work Park IWPN4 N. Br. Rancocas Cr.5939.9931-74.7814
Newark DCP NWKN4 Passaic River - Newark (Tidal)4940.7131-74.1231
New Lisbon NLBN4 New Lisbon-Greenwood Branch5939.9561-74.6278
Pemberton PEBN4 Pemberton5939.9700-74.6844
Pequest PQTN4 Pequest River at Pequest5840.8306-74.9786
Pompton POMN4 Ramapo R-Dawes Hwy5540.9856-74.2794
Pompton Lakes PPTN4 Pompton Lakes5440.9919-74.2800
Pompton Lakes Above PLUN4 Pompton Lakes lake elevation5540.9925-74.2789
Riegelsville RGLN4 Delaware R. at Riegelsville5240.5947-75.1897
Riegelsville RGLN4 Delaware R. at Riegelsville5340.5947-75.1897
Sea Isle City SICN4 Sea Isle City-Ludlam Thorofare4939.1578-74.6981
Sea Isle City SICN4 Sea Isle City-Ludlam Thorofare5039.1578-74.6981
Singac SIGN4 5740.8944-74.2661
Spruce Run Res. USGS SRRN4 Spruce Run Reservoir HP-TW4940.6436-74.9236
Stone Harbor SHBN4 Stone Harbor ALERTS4739.0600-74.7700
Stone Harbor SHBN4 Stone Harbor ALERTS4739.0600-74.7700
Swedesboro SWBN4 Swedesboro - Baccoon Creek6339.7411-75.2592
Trenton TREN4 Delaware River at Trenton5240.2217-74.7781
Trenton TTWN4 Trenton-Del R5240.2217-74.7783
Tuckahoe 4W TUKN4 Tuckahoe R. at head of river6239.3069-74.8206
Tuckerton TKTN4 Tuckerton ALERT5039.5000-74.3250
Tuckerton TKTN4 Tuckerton ALERT5039.5000-74.3250
Waretown WATN4 Waretown ALERTS5639.7900-74.1800
Waretown WATN4 Waretown ALERTS5639.7900-74.1800
Washington Xing WASN4 Washington Crossing5440.2950-74.8681
Whitesbog 4S MCDN4 McDonalds Br. in Lebanon SF5139.8850-74.5053

New York Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Avon AVON6 5142.9167-77.7500
Barryville BRYN6 Barryville4741.5089-74.9861
Barryville below Lackawaxen River BVLN6 4841.4753-74.9128
Bridgeville BRGN6 Neversink R. at Bridgeville4741.6381-74.6172
Callicoon CCCN6 Callicoon Ck. at Callicoon5041.7608-75.0486
Callicoon CCRN6 Callicoon (Del Rvr)4741.7567-75.0578
Claryville 2.2SW GOES NVCN6 Neversink R. nr. Claryville6041.8900-74.5903
Claryville GOES NVWN6 W. Br. Neversink R. at Claryvi4641.9204-74.5744
Cooks Falls CKFN6 Cooks Falls4841.9464-74.9797
Godeffroy NEVN6 Neversink R. at Godeffroy5241.4411-74.6022
Hale Eddy HLEN6 Hale Eddy4242.0031-75.3835
Hancock HKCN6 4741.9520-75.2770
Harvard HVDN6 E. Br. Delaware R. at Harvard4442.0247-75.1192
Kelsey CNVN6 3842.0888-75.3125
Kelsey CNVN6 3942.0888-75.3125
Lew Beach PPTN6 3942.0875-74.8196
Livingston Manor WWMN6 Willowemoc Creek4641.9033-74.8131
McLure OQGN6 4742.0486-75.4851
Mongaup USGS MVGN6 Mongaup R. nr Mongaup3341.4614-74.7589
Mount Trempor/Cold Brook - HUD/Hudson MTRN6 4342.0145-74.2702
Mount Trempor/Cold Brook - HUD/Hudson MTRN6 4942.0145-74.2702
Neversink NVKN6 3841.8278-74.6389
Neversink NVKN6 3941.8278-74.6389
Neversink Dam (DS) NVXN6 Neversink R. at Neversink3941.8200-74.6358
Stilesville (DS) SLVN6 W. Br. Delaware R./Stilesville3942.0747-75.3964
Thompsonville SDKN6 5241.6677-74.6233
Walton WALN6 W. Br. Delaware R. at Walton5042.1661-75.1403

Pennsylvania Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Aldenville ALDP1 W. Br. Lackawaxen R/Aldenville5041.6667-75.3667
Allentown 10th Street Bridge APAP1 Allentown 10th St. Bridge5840.5964-75.4744
Allentown ALLP1 Little Lehigh Creek5840.5822-75.4833
Bellaire USGS CCBP1 Conewago C nr Bellaire-Deodate5940.1953-76.5678
Bernville BRVP1 Tulpehocken Ck. nr Bernville5640.4133-76.1719
Blakeslee TBYP1 Tobyhanna Ck. nr Blakeslee5241.0833-75.6000
Blanchard (DS Sayers Dam) BCHP1 Sayers Dam (Blanchard)3441.0517-77.6047
Blue Marsh Dam (DS) BMRP1 Tulpehocken Ck. dam ds5240.3706-76.0256
Castle Fin USGS MUCP1 6039.7725-76.3161
Chadds Ford CDFP1 Chadds Ford6139.8697-75.5936
Coatesville COTP1 Brandywine Ck. At Coatesville5939.9856-75.8278
Cross Fork CRFP1 Kettle Ck. at Cross Fork5041.4758-77.8261
Curwensville Dam DCP CRWP1 Curwensville Dam-COE4340.9500-78.5333
Dalmatia DALP1 E. Mahantango Cr. Nr Dalmatia3340.6111-76.9122
Downingtown (below) DWNP1 Downingtown below5739.9686-75.6736
Falmouth USGS FALP1 Conewago Ck nr Falmouth5940.1511-76.6894
Fishing Creek at CRALEY FCCP1 5839.9419-76.5003
Fishing Creek at Goldsboro GOLP1 5740.1533-76.7556
Fort Washington FTWP1 Wissahickon Ck. at Ft. Wash.6140.1239-75.2203
Graterford GRAP1 Perkiomen Ck. at Graterford6040.2294-75.4519
Hawley HWYP1 Hawley DCP5141.4761-75.1725
Honey Brook HNBP1 Honey Brook - W Br. Brandywine5940.0728-75.8611
Johnsonburg JHNP1 Johnsonburg5041.4861-78.6786
Karthaus KARP1 Karthaus5241.1175-78.1092
Kennett Square KNSP1 Red Clay Creek nr Kennett Sq.5939.8167-75.6919
Kresgeville KRVP1 Pohopoco Ck. at Kresgeville5440.8975-75.5028
Lancaster LNCP1 Lancaster7240.0500-76.2775
Landingville LGVP1 Schuylkill R. at Landingville5340.6292-76.1250
Langhorne LNGP1 Langhorne GOES6140.1740-74.9568
Lawrenceville LWVP1 Cowanesque Dam4341.9967-77.1400
Manchester MANP1 W. Conewago Ck nr Manchester5940.0822-76.7203
Mansfield MFDP1 Tioga R. nr Mansfield4841.7969-77.0806
Marietta CCMP1 5840.0628-76.5158
Matamoras PA/Port Jervis NY MTMP1 Port Jervis4941.3706-74.6975
Modena MODP1 Modena5939.9617-75.8017
Mylin Corners MYLP1 Big Spring Run/Willow Street5739.9958-76.2642
Norristown USGS NRSP1 Schuylkill R. at Norristown5840.1111-75.3469
Parryville-Beltzville Dam PRRP1 Parryville-Beltzville Dam4340.8456-75.6461
Philadelphia PADP1 Philadelphia-Fairmont5639.9678-75.1889
Philadelphia COBP1 Cobbs Cr. at US-16039.9747-75.2803
Philadelphia POQP1 Poquessing Cr. at Grant Ave.6240.0569-74.9856
Phoenixville POXP1 French Creek nr Phoenixville3540.1514-75.6017
Port Allegheny PALP1 Port Allegheny5041.9200-78.3300
Prompton PRMP1 W. Br. Lackawaxen R./Prompton4741.5872-75.3272
Raystown Dam (DS) RTBP1 Raystown Dam (ds)4640.4289-77.9914
Rowland ROWP1 Lackawaxen R. at Rowland4841.4758-75.0367
Saginaw CCSP1 Codorus Creek near Saginaw6240.0522-76.6544
Schnecksville SNVP1 Jordan Creek nr Schnecksville5640.6617-75.6272
Spangsville 1.2S COOP SPGP1 Manatawney Cr nr Spangsville5940.3394-75.7425
Spring Creek (PA) at Trexlertown TREP1 5440.5341-75.6015
Stoddartsville STDP1 Lehigh R. at Stoddartsville5241.1303-75.6258
Strickersville SKVP1 White Clay Cr. Nr Stricklersvl6139.7475-75.7708
Strickler KRZP1 Kreutz Creek at Strickler6040.0142-76.5481
Tioga Junction TGJP1 Tioga Junction4441.9526-77.1152
Troy GOES TRXP1 Troy GOES5641.7800-76.8000
Upper Lawn LCCP1 Little Conewago Cr at Upper La5640.2252-76.5545
Valley Forge VFGP1 Valley Ck. nr Valley Forge5740.0792-75.4611
Wagontown WGNP1 Birch Run near Wagontown5440.0272-75.8453
Waterville WTVP1 Waterville5141.2736-77.3244
White Haven (DS) WHTP1 Lehigh R. at White Haven4441.1047-75.7325
Wilcox WCXP1 Wilcox3441.5800-78.7000

Virginia Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Andersonville HLCV2 Holiday Cr. nr. Andersonville5837.4153-78.6361
Annandale (USGS) LBAV2 Long Branch nr Annandale6038.8108-77.2353
Annandale USGS ANAV2 Accotink C. nr Annandale6238.8128-77.2286
Bacova BCVV2 Jackson R. nr Bacova5338.0422-79.8817
Beulahville BLHV2 Mattaponi R. nr Beulahville6237.8839-77.1653
Centreville 2S SG MPBV2 Bull Run Manassas Park6438.8031-77.4497
Chantilly CTYV2 Flatlick Br. abv Frog Br.6138.8822-77.4322
Covington (DS of Gathright Dam) JCKV2 Jackson Rvr .5mi Blo Gathright4737.9483-79.9494
Elizabeth River at the Midtown Tunnel (in MLLW)EZMV2 5736.8620-76.3095
Fairfax/Oakton FFDV2 Difficult Run abv Fox Lake6138.8847-77.3328
Falling Spring FLGV2 4837.8767-79.9775
Franklin DCP FKLV2 6336.6802-76.9186
Fredericksburg FDBV2 Fredericksburg DCP (DDB2A374)6438.3083-77.5294
Gloucester Point NERRS GPTV2 VA Inst of Marine Science WQ5537.2472-76.4992
Great Falls GFLV2 Difficult Run near Great Falls6238.9758-77.2461
Hanover PAMV2 Pamunkey R. nr. Hanover6437.7675-77.3325
Mascot DGSV2 Dragon Swamp at Mascot6437.6336-76.6967
Matoaca MTCV2 Matoaca6137.2250-77.4756
McLean MDRV2 Dead Run / Whann Ave nr McLean6138.9597-77.1761
Mountain Grove (near) BKCV2 Back Ck. nr Mountain Grove5038.0694-79.8972
New Market NWMV2 Smith Creek nr. New Market6038.6933-78.6433
Providence Forge CKHV2 Providence Forge/Chickahominy6437.4361-77.0611
Snakeden Branch above Lake Audobon SBAV2 6138.9297-77.3411
The Glade near HOWLAND DRIVE GNHV2 6038.9256-77.3293
Vienna 2W VLDV2 S.F. Little Difficult Run6038.9089-77.3386
West Point 5NW CVQV2 water qual Sweet Hall Marsh6037.5714-76.8842

West Virginia Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Barnum (DS Jennings Randolph Res.) BNMW2 Barnum4839.4450-79.1108
Bemis BEMW2 5138.8000-79.7333
Davis - Blackwater River DCP BWRW2 Davis - Gage On Blk Water R5439.1294-79.4694
Durbin 2WNW DRBW2 Durbin 2WNW5038.5500-79.8333
Great Cacapon GCPW2 Cacapon R. nr. Great Cacapon5939.5822-78.3100
Springfield SPRW2 Springfield GOES5939.4469-78.6544
Wardensville 2.6S WRDW2 Waites Run nr Wardensville5439.0428-78.5983