National Weather Service United States Department of Commerce
Latest observed water temperatures (within last 24 hours). Data prepared Mon 03 Nov 2025 09:55:24 AM EST
This data is not screened for errors.

 


Delaware Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Coochs Bridge CHBD1 Christina River - Newark5239.6372-75.7283
Delaware Park DPKD1 Stanton - Delaware Park3639.6964-75.6758
Dover DVDD1 St. Jones River at Dover5639.1636-75.5194
Dover 5SE SCLD1 Scotton Landing nr Dover5639.0850-75.4606
Millsboro MLLD1 Millsboro Pond Outlet5638.5944-75.2914
Newark (at) NEKD1 White Clay Cr. at Newark4939.6892-75.7489
Newport NPTD1 Christina River at Newport, DE5539.7106-75.6092
Wilmington WIMD1 Delaware R. at Wilmington, DE5739.7167-75.5175
Wooddale RCCD1 Red Clay Creek at Wooddale4939.7644-75.6356

Maryland Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Bel Air-Plumtree Run USGS PTRM2 Plumtree Run nr Bel Air5039.4964-76.3478
Brentwood NBAM2 NW Branch Anacostia5438.9490-76.9562
Cheverly CHVM2 5438.9163-76.9343
College Park-Paint Br. USGS CPPM2 5139.0331-76.9642
College Park-Paint Br. USGS CPPM2 5139.0331-76.9642
Darlington water temp DARM2 5939.6261-76.1578
Joppatowne JPAM2 5139.4085-76.3426
Joppatowne JPAM2 5139.4085-76.3426
Little Falls BRKM2 Little Falls5538.9497-77.1278
Little Falls BRKM2 Little Falls5538.9497-77.1278
Parkton USGS PKTM2 Gunpowder Falls5539.6189-76.6903
Point Of Rocks PORM2 Point Of Rocks5239.2736-77.5431
Riverdale RVDM2 Hyattsville 1E IFLOWS & USGShg5638.9603-76.9258
Riverdale RVDM2 Hyattsville 1E IFLOWS & USGShg5638.9603-76.9258
Riverside NERRS LTQM2 NERRS water quality site5639.4508-76.2747
Rockdale-Scotts Level Br. USGS SLRM2 Scotts Level Br. at Rockdale5139.3617-76.7617
Takoma Park USGS TKPM2 Sligo C-Takoma Park5338.9861-77.0050
Williamsport WLLM2 Potomac R. at Williamsport5439.6089-77.8478

New Jersey Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Absecon ASCN4 Absecon COOP5339.4231-74.5000
Absecon ASCN4 Absecon COOP5339.4231-74.5000
Absecon ABSN4 Absecon Ck. at Absecon5739.4303-74.5206
Allenwood ALLN4 Manasquan R. nr. Allenwood5040.1467-74.1222
Arthur Kill at Perth Amboy (IN MLLW) PABN4 5440.5039-74.2622
Arthur Kill at Perth Amboy (IN MLLW) PABN4 5440.5039-74.2622
Atlantic City ATLN4 Atlantic City5839.3781-74.4228
Atlantic City ATLN4 Atlantic City5839.3781-74.4228
Barnegat Light BGLN4 Barnegat Light5739.7631-74.1106
Barnegat Light BGLN4 Barnegat Light5639.7631-74.1106
Bivalve BVVN4 Bivalve ALERTS5639.2300-75.0400
Blackwells Mills BKWN4 Blackwells Mills5240.4750-74.5758
Canoe Brook DCP CHMN4 Canoe Brook DCP5140.7400-74.3500
Cape May Harbor CAPN4 Cape May Harbor ALERT5838.9486-74.8906
Cape May Harbor CAPN4 Cape May Harbor ALERT5838.9486-74.8906
Cherry Hill CHRN4 S. Br. Pennsauken Cr.5139.9417-75.0011
Extonville EXTN4 Crosswicks Cr. at Extonville5040.1372-74.6000
Frenchtown FREN4 Delaware River at Frenchtown5040.5261-75.0650
Frenchtown FREN4 Delaware River at Frenchtown5040.5261-75.0650
Greenwich GRWN4 Greenwich ALERTS5339.3800-75.3600
Greenwich GRWN4 Greenwich ALERTS5639.3800-75.3600
Griggstown GTNN4 Millstone R. at Griggstown5540.4400-74.6175
Haddonfield HDDN4 Haddonfield5239.9031-75.0214
Keansburg KSBN4 Keansburg - Raritan Bay5440.4444-74.1478
Keansburg KSBN4 Keansburg - Raritan Bay5440.4444-74.1478
Manasquan MSNN4 Watson C. at Manasquan5740.1117-74.0442
Manasquan MSNN4 Watson C. at Manasquan5640.1117-74.0442
Manville MNVN4 Manville5040.5556-74.5828
Margate City MGTN4 Margate City Coop.5639.3300-74.5000
Margate City MGTN4 Margate City Coop.5639.3300-74.5000
Medford MEDN4 SW Br. Rancocas Ck. at Medford5239.8953-74.8236
Morristown USGS WHPN4 Whippany R. nr Morristown4840.8122-74.5119
Mount Holly - Iron Work Park IWPN4 N. Br. Rancocas Cr.5239.9931-74.7814
Newark DCP NWKN4 Passaic River - Newark (Tidal)5840.7131-74.1231
New Lisbon NLBN4 New Lisbon-Greenwood Branch5039.9561-74.6278
Oak Ridge USGS ORGN4 Pequannock R. at Oak Ridge5241.0397-74.5017
Pemberton PEBN4 Pemberton5139.9700-74.6844
Pequest PQTN4 Pequest River at Pequest4740.8306-74.9786
Pine Brook PNBN4 Whippany R. at Morristown4940.8450-74.3472
Pompton POMN4 Ramapo R-Dawes Hwy5340.9856-74.2794
Pompton Lakes PPTN4 Pompton Lakes5240.9919-74.2800
Pompton Lakes Above PLUN4 Pompton Lakes lake elevation5340.9925-74.2789
Riegelsville RGLN4 Delaware R. at Riegelsville5040.5947-75.1897
Riegelsville RGLN4 Delaware R. at Riegelsville5140.5947-75.1897
Sea Isle City SICN4 Sea Isle City-Ludlam Thorofare5639.1578-74.6981
Sea Isle City SICN4 Sea Isle City-Ludlam Thorofare5639.1578-74.6981
Singac SIGN4 5440.8944-74.2661
Spruce Run Res. USGS SRRN4 Spruce Run Reservoir HP-TW5540.6436-74.9236
Stone Harbor SHBN4 Stone Harbor ALERTS6039.0600-74.7700
Stone Harbor SHBN4 Stone Harbor ALERTS6039.0600-74.7700
Swedesboro SWBN4 Swedesboro - Baccoon Creek5139.7411-75.2592
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 river5239.3069-74.8206
Tuckerton TKTN4 Tuckerton ALERT5539.5000-74.3250
Tuckerton TKTN4 Tuckerton ALERT5439.5000-74.3250
Waretown WATN4 Waretown ALERTS5339.7900-74.1800
Waretown WATN4 Waretown ALERTS5339.7900-74.1800
Washington Xing WASN4 Washington Crossing5040.2950-74.8681
Whitesbog 4S MCDN4 McDonalds Br. in Lebanon SF5239.8850-74.5053

New York Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Avon AVON6 4542.9167-77.7500
Barryville BRYN6 Barryville4741.5089-74.9861
Barryville below Lackawaxen River BVLN6 4641.4753-74.9128
Bridgeville BRGN6 Neversink R. at Bridgeville4441.6381-74.6172
Callicoon CCCN6 Callicoon Ck. at Callicoon4241.7608-75.0486
Callicoon CCRN6 Callicoon (Del Rvr)4641.7567-75.0578
Claryville 2.2SW GOES NVCN6 Neversink R. nr. Claryville3541.8900-74.5903
Claryville 2.2SW GOES NVCN6 Neversink R. nr. Claryville4341.8900-74.5903
Claryville GOES NVWN6 W. Br. Neversink R. at Claryvi4241.9204-74.5744
Cooks Falls CKFN6 Cooks Falls4241.9464-74.9797
Godeffroy NEVN6 Neversink R. at Godeffroy4541.4411-74.6022
Hale Eddy HLEN6 Hale Eddy5242.0031-75.3835
Harvard HVDN6 E. Br. Delaware R. at Harvard4242.0247-75.1192
Kelsey CNVN6 4442.0888-75.3125
Kelsey CNVN6 5042.0888-75.3125
Kelsey CNVN6 5642.0888-75.3125
Lew Beach PPTN6 4542.0875-74.8196
Lew Beach PPTN6 5142.0875-74.8196
Lew Beach PPTN6 5442.0875-74.8196
Livingston Manor WWMN6 Willowemoc Creek4241.9033-74.8131
McLure OQGN6 4442.0486-75.4851
Mongaup USGS MVGN6 Mongaup R. nr Mongaup3441.4614-74.7589
Mount Trempor/Cold Brook - HUD/Hudson MTRN6 4542.0145-74.2702
Mount Trempor/Cold Brook - HUD/Hudson MTRN6 4642.0145-74.2702
Neversink NVKN6 4541.8278-74.6389
Neversink NVKN6 5141.8278-74.6389
Neversink NVKN6 5341.8278-74.6389
Neversink Dam (DS) NVXN6 Neversink R. at Neversink5041.8200-74.6358
Stilesville (DS) SLVN6 W. Br. Delaware R./Stilesville5542.0747-75.3964
Thompsonville SDKN6 4841.6677-74.6233
Walton WALN6 W. Br. Delaware R. at Walton4342.1661-75.1403

Pennsylvania Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Aldenville ALDP1 W. Br. Lackawaxen R/Aldenville4241.6667-75.3667
Allentown 10th Street Bridge APAP1 Allentown 10th St. Bridge5140.5964-75.4744
Allentown ALLP1 Little Lehigh Creek5040.5822-75.4833
Bellaire USGS CCBP1 Conewago C nr Bellaire-Deodate4740.1953-76.5678
Bernville BRVP1 Tulpehocken Ck. nr Bernville4840.4133-76.1719
Blakeslee TBYP1 Tobyhanna Ck. nr Blakeslee4641.0833-75.6000
Blanchard (DS Sayers Dam) BCHP1 Sayers Dam (Blanchard)3441.0517-77.6047
Blue Marsh Dam (DS) BMRP1 Tulpehocken Ck. dam ds5740.3706-76.0256
Castle Fin USGS MUCP1 4839.7725-76.3161
Chadds Ford CDFP1 Chadds Ford4939.8697-75.5936
Coatesville COTP1 Brandywine Ck. At Coatesville4839.9856-75.8278
Cross Fork CRFP1 Kettle Ck. at Cross Fork4241.4758-77.8261
Curwensville Dam DCP CRWP1 Curwensville Dam-COE3940.9500-78.5333
Dalmatia DALP1 E. Mahantango Cr. Nr Dalmatia3340.6111-76.9122
Downingtown (below) DWNP1 Downingtown below5039.9686-75.6736
Falmouth USGS FALP1 Conewago Ck nr Falmouth4840.1511-76.6894
Fishing Creek at CRALEY FCCP1 4739.9419-76.5003
Fishing Creek at Goldsboro GOLP1 4640.1533-76.7556
Fort Washington FTWP1 Wissahickon Ck. at Ft. Wash.5140.1239-75.2203
Glendon GLDP1 Lehigh R. at Glendon5140.6692-75.2367
Graterford GRAP1 Perkiomen Ck. at Graterford4940.2294-75.4519
Hawley HWYP1 Hawley DCP4441.4761-75.1725
Honey Brook HNBP1 Honey Brook - W Br. Brandywine5040.0728-75.8611
Johnsonburg JHNP1 Johnsonburg4341.4861-78.6786
Karthaus KARP1 Karthaus4741.1175-78.1092
Kennett Square KNSP1 Red Clay Creek nr Kennett Sq.4839.8167-75.6919
Kresgeville KRVP1 Pohopoco Ck. at Kresgeville4540.8975-75.5028
Lancaster LNCP1 Lancaster5140.0500-76.2775
Landingville LGVP1 Schuylkill R. at Landingville4840.6292-76.1250
Langhorne LNGP1 Langhorne GOES5040.1740-74.9568
Lawrenceville LWVP1 Cowanesque Dam5241.9967-77.1400
Manchester MANP1 W. Conewago Ck nr Manchester4940.0822-76.7203
Mansfield MFDP1 Tioga R. nr Mansfield4341.7969-77.0806
Marietta CCMP1 5040.0628-76.5158
Matamoras PA/Port Jervis NY MTMP1 Port Jervis4741.3706-74.6975
Modena MODP1 Modena5139.9617-75.8017
Mylin Corners MYLP1 Big Spring Run/Willow Street5239.9958-76.2642
Norristown USGS NRSP1 Schuylkill R. at Norristown5340.1111-75.3469
Parryville-Beltzville Dam PRRP1 Parryville-Beltzville Dam5740.8456-75.6461
Philadelphia PADP1 Philadelphia-Fairmont5439.9678-75.1889
Philadelphia COBP1 Cobbs Cr. at US-15039.9747-75.2803
Philadelphia POQP1 Poquessing Cr. at Grant Ave.5140.0569-74.9856
Philadelphia FCRP1 Frankford Cr./Castor Ave./Phil5140.0158-75.0972
Phoenixville POXP1 French Creek nr Phoenixville3440.1514-75.6017
Port Allegheny PALP1 Port Allegheny4341.9200-78.3300
Prompton PRMP1 W. Br. Lackawaxen R./Prompton5041.5872-75.3272
Raystown Dam (DS) RTBP1 Raystown Dam (ds)5740.4289-77.9914
Rowland ROWP1 Lackawaxen R. at Rowland4441.4758-75.0367
Saginaw CCSP1 Codorus Creek near Saginaw5340.0522-76.6544
Schnecksville SNVP1 Jordan Creek nr Schnecksville4440.6617-75.6272
Spangsville 1.2S COOP SPGP1 Manatawney Cr nr Spangsville5040.3394-75.7425
Spring Creek (PA) at Trexlertown TREP1 4940.5341-75.6015
Stoddartsville STDP1 Lehigh R. at Stoddartsville4341.1303-75.6258
Strickersville SKVP1 White Clay Cr. Nr Stricklersvl4839.7475-75.7708
Tioga Junction TGJP1 Tioga Junction4641.9526-77.1152
Troy GOES TRXP1 Troy GOES4641.7800-76.8000
Valley Forge VFGP1 Valley Ck. nr Valley Forge5140.0792-75.4611
Wagontown WGNP1 Birch Run near Wagontown5440.0272-75.8453
Waterville WTVP1 Waterville4541.2736-77.3244
White Haven (DS) WHTP1 Lehigh R. at White Haven4741.1047-75.7325
Wilcox WCXP1 Wilcox3341.5800-78.7000

Virginia Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Andersonville HLCV2 Holiday Cr. nr. Andersonville5037.4153-78.6361
Annandale (USGS) LBAV2 Long Branch nr Annandale5238.8108-77.2353
Annandale USGS ANAV2 Accotink C. nr Annandale5338.8128-77.2286
Bacova BCVV2 Jackson R. nr Bacova4638.0422-79.8817
Beulahville BLHV2 Mattaponi R. nr Beulahville5237.8839-77.1653
Centreville 2S SG MPBV2 Bull Run Manassas Park5938.8031-77.4497
Chantilly CTYV2 Flatlick Br. abv Frog Br.5438.8822-77.4322
Covington (DS of Gathright Dam) JCKV2 Jackson Rvr .5mi Blo Gathright5837.9483-79.9494
Elizabeth River at the Midtown Tunnel (in MLLW)EZMV2 6136.8620-76.3095
Fairfax/Oakton FFDV2 Difficult Run abv Fox Lake5238.8847-77.3328
Falling Spring FLGV2 5337.8767-79.9775
Franklin DCP FKLV2 5636.6802-76.9186
Fredericksburg FDBV2 Fredericksburg DCP (DDB2A374)5438.3083-77.5294
Gloucester Point NERRS GPTV2 VA Inst of Marine Science WQ6037.2472-76.4992
Great Falls GFLV2 Difficult Run near Great Falls5238.9758-77.2461
Hanover PAMV2 Pamunkey R. nr. Hanover5337.7675-77.3325
Mascot DGSV2 Dragon Swamp at Mascot5237.6336-76.6967
Matoaca MTCV2 Matoaca6037.2250-77.4756
McLean MDRV2 Dead Run / Whann Ave nr McLean5238.9597-77.1761
Mountain Grove (near) BKCV2 Back Ck. nr Mountain Grove4638.0694-79.8972
New Market NWMV2 Smith Creek nr. New Market5038.6933-78.6433
Providence Forge CKHV2 Providence Forge/Chickahominy5437.4361-77.0611
Snakeden Branch above Lake Audobon SBAV2 5338.9297-77.3411
The Glade near HOWLAND DRIVE GNHV2 5438.9256-77.3293
Vienna 2W VLDV2 S.F. Little Difficult Run5238.9089-77.3386
West Point 5NW CVQV2 water qual Sweet Hall Marsh5937.5714-76.8842

West Virginia Locations

LocationNWS IDDescriptionWater TemperatureLatitudeLongitude
Barnum (DS Jennings Randolph Res.) BNMW2 Barnum5939.4450-79.1108
Bemis BEMW2 4138.8000-79.7333
Davis - Blackwater River DCP BWRW2 Davis - Gage On Blk Water R4139.1294-79.4694
Durbin 2WNW DRBW2 Durbin 2WNW4038.5500-79.8333
Great Cacapon GCPW2 Cacapon R. nr. Great Cacapon5039.5822-78.3100
Springfield SPRW2 Springfield GOES4939.4469-78.6544
Wardensville 2.6S WRDW2 Waites Run nr Wardensville4739.0428-78.5983