River Forecast
Issued by NWS
Issued by NWS
497 FGUS51 KTIR 161511 RVFMAU River Forecast NWS Ohio River Forecast Center, Wilmington OH 1111 AM EDT Sun Aug 16 2026 This is a NWS guidance product from the Ohio River Forecast Center. Public forecasts and warnings are issued only by local NWS offices. Statistical uncertainties can be viewed from our ensemble pages at: http://weather.gov/erh/mmefs : :************************************************************ : St. Marys River - Rockford, OH - IWX : : Action Stage 10.0 ft : Flood Stage 13.0 ft : Moderate Flood Stage 15.0 ft : Major Flood Stage 18.0 ft : :Latest Observed Value - 9.9 FT at 1040 AM EDT on Aug 16 : :Crest near 10.5 FT around 8PM EDT on Mon, Aug 17 .ER RFDO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 10.0 / 10.1 / 10.2 .E2 : 0817 : / 10.3 / 10.4 / 10.5 / 10.5 .E3 : 0818 : / 10.5 / 10.3 / 10.2 / 10.1 .E4 : 0819 : / 10.0 / 9.8 / 9.6 / 9.4 .E5 : 0820 : / 9.2 / 8.9 / 8.7 / 8.4 .E6 : 0821 : / 8.0 : Local Basin QPF - 6 hr timestep : 0.09/ 0.07/ 0.01/ 0.01/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Saint Marys River - St Marys River at Decatur, IN - IWX : : Action Stage 13.0 ft : Flood Stage 17.0 ft : Moderate Flood Stage 20.0 ft : Major Flood Stage 24.0 ft : :Latest Observed Value - 16.6 FT at 1040 AM EDT on Aug 16 : .ER DCRI3 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 16.6 / 16.5 / 16.3 .E2 : 0817 : / 16.2 / 15.9 / 15.8 / 15.7 .E3 : 0818 : / 15.7 / 15.6 / 15.5 / 15.4 .E4 : 0819 : / 15.3 / 15.1 / 14.8 / 14.4 .E5 : 0820 : / 14.0 / 13.5 / 12.9 / 12.3 .E6 : 0821 : / 11.7 : Local Basin QPF - 6 hr timestep : 0.08/ 0.06/ 0.01/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Saint Marys River - St Marys Rvr nr Fort Wayne, IN - IWX : : Action Stage 12.0 ft : Flood Stage 14.0 ft : Moderate Flood Stage 17.0 ft : Major Flood Stage 19.0 ft : :Latest Observed Value - 10.8 FT at 1045 AM EDT on Aug 16 : .ER SASI3 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 10.6 / 10.4 / 10.2 .E2 : 0817 : / 10.0 / 9.8 / 9.6 / 9.4 .E3 : 0818 : / 9.3 / 9.2 / 9.1 / 9.0 .E4 : 0819 : / 8.9 / 8.8 / 8.6 / 8.4 .E5 : 0820 : / 8.2 / 7.9 / 7.6 / 7.2 .E6 : 0821 : / 6.9 : Local Basin QPF - 6 hr timestep : 0.07/ 0.04/ 0.02/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Maumee River - Fort Wayne, IN - IWX : : Action Stage 9.6 ft : Flood Stage 17.0 ft : Moderate Flood Stage 20.0 ft : Major Flood Stage 26.0 ft : :Latest Observed Value - 9.4 FT at 1045 AM EDT on Aug 16 : .ER FTWI3 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 9.3 / 9.1 / 8.9 .E2 : 0817 : / 8.6 / 8.4 / 8.2 / 8.0 .E3 : 0818 : / 7.9 / 7.7 / 7.6 / 7.5 .E4 : 0819 : / 7.4 / 7.3 / 7.2 / 7.1 .E5 : 0820 : / 6.9 / 6.7 / 6.4 / 6.1 .E6 : 0821 : / 5.8 : Local Basin QPF - 6 hr timestep : 0.07/ 0.03/ 0.02/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Blanchard River - Findlay, OH - CLE : : Action Stage 9.0 ft : Flood Stage 12.0 ft : Moderate Flood Stage 13.5 ft : Major Flood Stage 14.5 ft : :Latest Observed Value - 2.0 FT at 1000 AM EDT on Aug 16 : .ER FDYO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 1.9 / 2.6 / 3.4 .E2 : 0817 : / 3.4 / 3.3 / 3.1 / 2.7 .E3 : 0818 : / 2.4 / 2.1 / 1.9 / 1.7 .E4 : 0819 : / 1.5 / 1.4 / 1.3 / 1.3 .E5 : 0820 : / 1.2 / 1.2 / 1.1 / 1.1 .E6 : 0821 : / 1.0 : Local Basin QPF - 6 hr timestep : 0.12/ 0.11/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Blanchard River - Blanchard River at Ottawa, OH - IWX : : Action Stage 20.0 ft : Flood Stage 23.0 ft : Moderate Flood Stage 27.0 ft : Major Flood Stage 30.0 ft : :Latest Observed Value - 7.4 FT at 1030 AM EDT on Aug 16 : .ER OTTO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 8.4 / 9.5 / 9.7 .E2 : 0817 : / 9.4 / 9.5 / 10.1 / 10.8 .E3 : 0818 : / 11.2 / 11.2 / 10.9 / 10.4 .E4 : 0819 : / 9.7 / 9.0 / 8.3 / 7.8 .E5 : 0820 : / 7.3 / 6.9 / 6.5 / 6.3 .E6 : 0821 : / 6.0 : Local Basin QPF - 6 hr timestep : 0.11/ 0.09/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Ottawa River - Kalida, OH - IWX : : Action Stage 16.0 ft : Flood Stage 19.0 ft : Moderate Flood Stage 20.0 ft : Major Flood Stage 22.0 ft : :Latest Observed Value - 14.6 FT at 1030 AM EDT on Aug 16 : .ER KALO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 14.4 / 14.6 / 15.0 .E2 : 0817 : / 15.0 / 14.7 / 14.2 / 13.6 .E3 : 0818 : / 12.9 / 12.3 / 11.6 / 11.0 .E4 : 0819 : / 10.3 / 9.7 / 9.1 / 8.6 .E5 : 0820 : / 8.2 / 7.8 / 7.4 / 7.1 .E6 : 0821 : / 6.9 : Local Basin QPF - 6 hr timestep : 0.13/ 0.09/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Auglaize River - Fort Jennings, OH - IWX : : Action Stage 11.0 ft : Flood Stage 13.0 ft : Moderate Flood Stage 16.0 ft : Major Flood Stage 20.0 ft : :Latest Observed Value - 13.5 FT at 1000 AM EDT on Aug 16 : :Crest near 13.5 FT around 2PM EDT on Sun, Aug 16 :Fall below flood stage around 8PM EDT on Mon, Aug 17 : .ER FTJO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 13.5 / 13.5 / 13.3 .E2 : 0817 : / 13.2 / 13.1 / 13.0 / 12.9 .E3 : 0818 : / 12.6 / 11.5 / 11.3 / 11.0 .E4 : 0819 : / 10.6 / 10.3 / 9.8 / 9.1 .E5 : 0820 : / 7.9 / 7.6 / 7.2 / 6.8 .E6 : 0821 : / 6.4 : Local Basin QPF - 6 hr timestep : 0.11/ 0.08/ 0.01/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Maumee River - Defiance, OH - IWX : : Action Stage 8.0 ft : Flood Stage 10.0 ft : Moderate Flood Stage 15.0 ft : Major Flood Stage 20.0 ft : :Latest Observed Value - 5.6 FT at 1015 AM EDT on Aug 16 : .ER DEFO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 5.7 / 5.7 / 5.8 .E2 : 0817 : / 5.8 / 5.8 / 5.7 / 5.6 .E3 : 0818 : / 5.4 / 5.2 / 5.1 / 4.8 .E4 : 0819 : / 4.6 / 4.4 / 4.1 / 3.9 .E5 : 0820 : / 3.7 / 3.4 / 3.2 / 3.1 .E6 : 0821 : / 2.9 : Local Basin QPF - 6 hr timestep : 0.13/ 0.06/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : :************************************************************ : Maumee River - Waterville, OH - CLE : : Action Stage 9.0 ft : Flood Stage 11.0 ft : Moderate Flood Stage 15.0 ft : Major Flood Stage 16.0 ft : :Latest Observed Value - 6.6 FT at 1000 AM EDT on Aug 16 : .ER WTVO1 20260816 Z DC202608161511/DH18/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0816 : / 6.6 / 6.8 / 6.9 .E2 : 0817 : / 7.0 / 7.0 / 7.1 / 7.0 .E3 : 0818 : / 7.0 / 6.9 / 6.7 / 6.6 .E4 : 0819 : / 6.4 / 6.1 / 5.9 / 5.7 .E5 : 0820 : / 5.5 / 5.3 / 5.2 / 4.9 .E6 : 0821 : / 4.7 : Local Basin QPF - 6 hr timestep : 0.14/ 0.08/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ 0.00/ : : :******************************************************************* : : $$ : : :...END of MESSAGE...