730  
FGUS56 KRSA 171412  
RVFSAC  
 
DELTA TIDE FORECAST  
NATIONAL WEATHER SERVICE / CALIFORNIA-NEVADA RFC / SACRAMENTO CA  
CALIFORNIA DEPARTMENT OF WATER RESOURCES / SACRAMENTO CA  
611 AM PST WED DEC 17 2025  
 
NEXT ISSUANCE: THURSDAY, DECEMBER 18, 2025 AT 9AM PST  
 
ALL LOCATIONS ARE EXPECTED TO REMAIN BELOW CRITICAL LEVELS  
 
*********************************************************************  
SPECIAL NOTES-  
 
*********************************************************************  
RIO VISTA ANTIOCH  
[RVBC1] [ATIC1]  
WED 12/17 WED 12/17  
7 30 AM 3.8 6 30 AM 3.7  
1 30 PM 6.2 1 00 PM 6.0  
9 45 PM 1.8 9 00 PM 1.5  
THU 12/18 THU 12/18  
4 30 AM 4.9 4 00 AM 4.7  
8 00 AM 4.0 7 00 AM 3.8  
2 00 PM 6.2 1 15 PM 6.0  
10 30 PM 1.8 9 45 PM 1.5  
FRI 12/19 FRI 12/19  
5 30 AM 5.0 4 45 AM 4.8  
8 45 AM 4.2 7 45 AM 4.0  
2 15 PM 6.3 1 30 PM 6.2  
 
MALLARD ISLAND VENICE ISLAND  
[MLIC1] [VNCC1]  
WED 12/17 WED 12/17  
11 45 AM 5.9 8 45 AM 4.3  
8 30 PM 0.9 3 30 PM 6.7  
11 30 PM 2.8  
THU 12/18 THU 12/18  
3 15 AM 4.5 6 00 AM 5.4  
6 45 AM 3.4 9 30 AM 4.5  
12 15 PM 6.0 4 00 PM 6.9  
9 15 PM 0.9  
FRI 12/19 FRI 12/19  
4 00 AM 4.6 12 15 AM 2.8  
7 30 AM 3.6 6 45 AM 5.5  
12 45 PM 6.1 10 15 AM 4.8  
9 45 PM 0.9 4 45 PM 7.0  
 
THREE MILE ISLAND ROUGH & READY ISLAND  
[TMJC1] [RRIC1]  
WED 12/17 WED 12/17  
7 30 AM 4.0 9 00 AM 3.7  
2 00 PM 6.2 3 30 PM 6.3  
10 00 PM 2.2  
THU 12/18 THU 12/18  
4 45 AM 4.8 12 00 AM 2.1  
8 15 AM 4.2 6 00 AM 5.0  
2 30 PM 6.4 9 30 AM 4.0  
10 45 PM 2.2 3 45 PM 6.5  
FRI 12/19 FRI 12/19  
5 30 AM 5.0 12 45 AM 2.2  
9 00 AM 4.4 6 45 AM 5.2  
3 00 PM 6.6 10 15 AM 4.2  
4 15 PM 6.6  
 
I STREET BRIDGE  
[SACC1]  
WED 12/17  
11 30 AM 5.7  
5 00 PM 7.0  
THU 12/18  
3 15 AM 5.4  
8 15 AM 6.0  
12 00 PM 5.9  
5 15 PM 7.1  
FRI 12/19  
4 00 AM 5.5  
9 00 AM 6.1  
12 45 PM 6.0  
5 45 PM 7.2  
 
ALL THOSE AFFECTED BY RIVER CONDITIONS SHOULD REMAIN ALERT FOR  
RAPID CHANGES AND FOR POSSIBLE FORECAST REVISIONS.  
 
.AR RRIC1 20251217 DH1330/DC202512171411/HG 4.8 :OBSERVED  
.AR RRIC1 20251217 DH1700/DC202512171411/HGIFEZZ 3.7  
.AR RRIC1 20251217 DH2330/DC202512171411/HGIFEZZ 6.3  
.AR RRIC1 20251218 DH0800/DC202512171411/HGIFEZZ 2.1  
.AR RRIC1 20251218 DH1400/DC202512171411/HGIFEZZ 5.0  
.AR RRIC1 20251218 DH1730/DC202512171411/HGIFEZZ 4.0  
.AR RRIC1 20251218 DH2345/DC202512171411/HGIFEZZ 6.5  
.AR RRIC1 20251219 DH0845/DC202512171411/HGIFEZZ 2.2  
.AR RRIC1 20251219 DH1445/DC202512171411/HGIFEZZ 5.2  
.AR RRIC1 20251219 DH1815/DC202512171411/HGIFEZZ 4.2  
.AR RRIC1 20251220 DH0015/DC202512171411/HGIFEZZ 6.6  
.AR TMJC1 20251217 DH1315/DC202512171411/HG 4.5 :OBSERVED  
.AR TMJC1 20251217 DH1530/DC202512171411/HGIFEZZ 4.0  
.AR TMJC1 20251217 DH2200/DC202512171411/HGIFEZZ 6.2  
.AR TMJC1 20251218 DH0600/DC202512171411/HGIFEZZ 2.2  
.AR TMJC1 20251218 DH1245/DC202512171411/HGIFEZZ 4.8  
.AR TMJC1 20251218 DH1615/DC202512171411/HGIFEZZ 4.2  
.AR TMJC1 20251218 DH2230/DC202512171411/HGIFEZZ 6.4  
.AR TMJC1 20251219 DH0645/DC202512171411/HGIFEZZ 2.2  
.AR TMJC1 20251219 DH1330/DC202512171411/HGIFEZZ 5.0  
.AR TMJC1 20251219 DH1700/DC202512171411/HGIFEZZ 4.4  
.AR TMJC1 20251219 DH2300/DC202512171411/HGIFEZZ 6.6  
.AR SACC1 20251217 DH1300/DC202512171411/HG 5.8 :OBSERVED  
.AR SACC1 20251217 DH1930/DC202512171411/HGIFZZZ 5.7  
.AR SACC1 20251218 DH0100/DC202512171411/HGIFZZZ 7.0  
.AR SACC1 20251218 DH1115/DC202512171411/HGIFZZZ 5.4  
.AR SACC1 20251218 DH1615/DC202512171411/HGIFZZZ 6.0  
.AR SACC1 20251218 DH2000/DC202512171411/HGIFZZZ 5.9  
.AR SACC1 20251219 DH0115/DC202512171411/HGIFZZZ 7.1  
.AR SACC1 20251219 DH1200/DC202512171411/HGIFZZZ 5.5  
.AR SACC1 20251219 DH1700/DC202512171411/HGIFZZZ 6.1  
.AR SACC1 20251219 DH2045/DC202512171411/HGIFZZZ 6.0  
.AR SACC1 20251220 DH0145/DC202512171411/HGIFZZZ 7.2  
.AR VNCC1 20251217 DH1345/DC202512171411/HG 5.1 :OBSERVED  
.AR VNCC1 20251217 DH1645/DC202512171411/HGIFEZZ 4.3  
.AR VNCC1 20251217 DH2330/DC202512171411/HGIFEZZ 6.7  
.AR VNCC1 20251218 DH0730/DC202512171411/HGIFEZZ 2.8  
.AR VNCC1 20251218 DH1400/DC202512171411/HGIFEZZ 5.4  
.AR VNCC1 20251218 DH1730/DC202512171411/HGIFEZZ 4.5  
.AR VNCC1 20251219 DH0000/DC202512171411/HGIFEZZ 6.9  
.AR VNCC1 20251219 DH0815/DC202512171411/HGIFEZZ 2.8  
.AR VNCC1 20251219 DH1445/DC202512171411/HGIFEZZ 5.5  
.AR VNCC1 20251219 DH1815/DC202512171411/HGIFEZZ 4.8  
.AR VNCC1 20251220 DH0045/DC202512171411/HGIFEZZ 7.0  
.AR MLIC1 20251217 DH1330/DC202512171411/HG 3.3 :OBSERVED  
.AR MLIC1 20251217 DH1945/DC202512171411/HGIFEZZ 5.9  
.AR MLIC1 20251218 DH0430/DC202512171411/HGIFEZZ 0.9  
.AR MLIC1 20251218 DH1115/DC202512171411/HGIFEZZ 4.5  
.AR MLIC1 20251218 DH1445/DC202512171411/HGIFEZZ 3.4  
.AR MLIC1 20251218 DH2015/DC202512171411/HGIFEZZ 6.0  
.AR MLIC1 20251219 DH0515/DC202512171411/HGIFEZZ 0.9  
.AR MLIC1 20251219 DH1200/DC202512171411/HGIFEZZ 4.6  
.AR MLIC1 20251219 DH1530/DC202512171411/HGIFEZZ 3.6  
.AR MLIC1 20251219 DH2045/DC202512171411/HGIFEZZ 6.1  
.AR MLIC1 20251220 DH0545/DC202512171411/HGIFEZZ 0.9  
.AR ATIC1 20251217 DH1330/DC202512171411/HG 3.9 :OBSERVED  
.AR ATIC1 20251217 DH1430/DC202512171411/HGIFEZZ 3.7  
.AR ATIC1 20251217 DH2100/DC202512171411/HGIFEZZ 6.0  
.AR ATIC1 20251218 DH0500/DC202512171411/HGIFEZZ 1.5  
.AR ATIC1 20251218 DH1200/DC202512171411/HGIFEZZ 4.7  
.AR ATIC1 20251218 DH1500/DC202512171411/HGIFEZZ 3.8  
.AR ATIC1 20251218 DH2115/DC202512171411/HGIFEZZ 6.0  
.AR ATIC1 20251219 DH0545/DC202512171411/HGIFEZZ 1.5  
.AR ATIC1 20251219 DH1245/DC202512171411/HGIFEZZ 4.8  
.AR ATIC1 20251219 DH1545/DC202512171411/HGIFEZZ 4.0  
.AR ATIC1 20251219 DH2130/DC202512171411/HGIFEZZ 6.2  
.AR RVBC1 20251217 DH1330/DC202512171411/HG 4.3 :OBSERVED  
.AR RVBC1 20251217 DH1530/DC202512171411/HGIFEZZ 3.8  
.AR RVBC1 20251217 DH2130/DC202512171411/HGIFEZZ 6.2  
.AR RVBC1 20251218 DH0545/DC202512171411/HGIFEZZ 1.8  
.AR RVBC1 20251218 DH1230/DC202512171411/HGIFEZZ 4.9  
.AR RVBC1 20251218 DH1600/DC202512171411/HGIFEZZ 4.0  
.AR RVBC1 20251218 DH2200/DC202512171411/HGIFEZZ 6.2  
.AR RVBC1 20251219 DH0630/DC202512171411/HGIFEZZ 1.8  
.AR RVBC1 20251219 DH1330/DC202512171411/HGIFEZZ 5.0  
.AR RVBC1 20251219 DH1645/DC202512171411/HGIFEZZ 4.2  
.AR RVBC1 20251219 DH2215/DC202512171411/HGIFEZZ 6.3  
 
 
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