River Forecast
Issued by NWS
Issued by NWS
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807 FGUS51 KTIR 112150 RVFMIM River Forecast NWS Ohio River Forecast Center, Wilmington OH 550 PM EDT Tue Aug 11 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 : :************************************************************ : Great Miami River - Sidney, OH - ILN : : Action Stage 8.0 ft : Flood Stage 10.0 ft : Moderate Flood Stage 14.6 ft : Major Flood Stage 18.0 ft : :Latest Observed Value - 2.9 FT at 430 PM EDT on Aug 11 : .ER SIDO1 20260812 Z DC202608112150/DH00/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0811 : / 3.2 / 3.8 .E2 : 0812 : / 4.2 / 4.3 / 4.3 / 4.2 .E3 : 0813 : / 3.9 / 3.6 / 3.4 / 3.2 .E4 : 0814 : / 3.0 / 2.8 / 2.6 / 2.4 .E5 : 0815 : / 2.2 / 2.1 / 2.0 / 1.9 .E6 : 0816 : / 1.8 / 1.8 : Local Basin QPF - 6 hr timestep : 0.62/ 0.13/ 0.04/ 0.00/ 0.09/ 0.05/ 0.04/ 0.12/ : :************************************************************ : Great Miami River - Taylorsville Dam, OH - ILN : : Action Stage 18.0 ft : Flood Stage 22.0 ft : Moderate Flood Stage 30.0 ft : Major Flood Stage 60.0 ft : :Latest Observed Value - 3.3 FT at 430 PM EDT on Aug 11 : .ER TAYO1 20260812 Z DC202608112150/DH00/HPIFFZZ/DIH6 :POOL FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0811 : / 4.0 / 5.1 .E2 : 0812 : / 6.0 / 6.9 / 7.6 / 8.1 .E3 : 0813 : / 8.2 / 8.0 / 7.5 / 7.0 .E4 : 0814 : / 6.4 / 5.9 / 5.5 / 5.0 .E5 : 0815 : / 4.7 / 4.3 / 4.0 / 3.8 .E6 : 0816 : / 3.6 / 3.5 : Local Basin QPF - 6 hr timestep : 0.89/ 0.19/ 0.11/ 0.00/ 0.23/ 0.04/ 0.08/ 0.10/ : :************************************************************ : Mad River - Springfield, OH - ILN : : Action Stage 9.0 ft : Flood Stage 12.0 ft : Moderate Flood Stage 16.0 ft : Major Flood Stage 18.0 ft : :Latest Observed Value - 5.9 FT at 515 PM EDT on Aug 11 : .ER SGFO1 20260812 Z DC202608112150/DH00/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0811 : / 6.0 / 6.6 .E2 : 0812 : / 6.5 / 5.9 / 4.6 / 3.9 .E3 : 0813 : / 3.6 / 3.5 / 3.4 / 3.4 .E4 : 0814 : / 3.4 / 3.3 / 3.3 / 3.3 .E5 : 0815 : / 3.3 / 3.3 / 3.3 / 3.3 .E6 : 0816 : / 3.3 / 3.3 : Local Basin QPF - 6 hr timestep : 1.11/ 0.22/ 0.16/ 0.00/ 0.20/ 0.05/ 0.08/ 0.09/ : :************************************************************ : Mad River - Huffman Dam, OH - ILN : : Action Stage 15.0 ft : Flood Stage 25.0 ft : Moderate Flood Stage 32.0 ft : Major Flood Stage 52.0 ft : :Latest Observed Value - 4.5 FT at 430 PM EDT on Aug 11 : .ER MRDO1 20260812 Z DC202608112150/DH00/HPIFFZZ/DIH6 :POOL FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0811 : / 5.0 / 6.3 .E2 : 0812 : / 7.0 / 6.4 / 5.1 / 4.0 .E3 : 0813 : / 3.4 / 3.0 / 3.0 / 2.9 .E4 : 0814 : / 2.8 / 2.7 / 2.7 / 2.7 .E5 : 0815 : / 2.6 / 2.6 / 2.6 / 2.6 .E6 : 0816 : / 2.6 / 2.6 : Local Basin QPF - 6 hr timestep : 0.97/ 0.22/ 0.13/ 0.00/ 0.25/ 0.05/ 0.08/ 0.11/ : :************************************************************ : Great Miami River - Dayton, OH - ILN : : Action Stage 29.5 ft : Flood Stage 41.0 ft : Moderate Flood Stage 44.0 ft : Major Flood Stage 48.0 ft : :Latest Observed Value - 26.4 FT at 430 PM EDT on Aug 11 : .ER DTNO1 20260812 Z DC202608112150/DH00/HGIFFZZ/DIH6 :STAGE FCST / 12Z / 18Z / 00Z / 06Z .E1 : 0811 : / 26.8 / 27.8 .E2 : 0812 : / 28.1 / 28.3 / 28.4 / 28.5 .E3 : 0813 : / 28.4 / 28.3 / 28.1 / 27.8 .E4 : 0814 : / 27.5 / 27.2 / 26.9 / 26.7 .E5 : 0815 : / 26.4 / 26.2 / 26.0 / 25.8 .E6 : 0816 : / 25.7 / 25.6 : Local Basin QPF - 6 hr timestep : 1.07/ 0.24/ 0.15/ 0.01/ 0.26/ 0.05/ 0.09/ 0.16/ : : :******************************************************************* : : $$ : : :...END of MESSAGE...