520
FGUS86 KSTO 062217
RVSUSA
HYDROLOGIC STATEMENT
NATIONAL WEATHER SERVICE SACRAMENTO CA
217 PM PST TUE JAN 6 2026
..RISES ALONG THE UPPER SACRAMENTO RIVER SYSTEM
.RECENT RAINFALL WILL CONTINUE TO RESULT IN RUNOFF ALONG THE UPPER
SACRAMENTO RIVER SYSTEM. ORD FERRY IS CURRENTLY IN MINOR FLOOD STAGE
THIS AFTERNOON, WHILE TEHAMA BRIDGE HAS FALLEN BACK INTO
ACTION/MONITOR STAGE. VINA WOODSON BR, HAMILTON CITY, ORD FERRY,
COLUSA WEIR, COLUSA BRIDGE, AND TISDALE WEIR ARE IN ACTION/MONITOR
STAGE. BUTTE CITY AND MOULTON WEIR ARE FORECAST TO REACH
MONITOR/ACTION STAGE WITHIN THE NEXT 9 TO 15 HOURS
FORECASTS ARE BASED ON PRESENT AND FORECASTED METEOROLOGICAL AND
HYDROLOGIC CONDITIONS AT TIME OF ISSUANCE.
UNLISTED FORECAST POINTS ARE EXPECTED TO REMAIN BELOW MONITOR STAGE.
ALL THOSE AFFECTED BY RIVER CONDITIONS SHOULD REMAIN ALERT FOR RAPID
CHANGES AND FOR POSSIBLE FORECAST REVISIONS.
FOR MORE HYDROLOGIC INFORMATION AND STAGE DEFINITIONS REFER TO THE
FOLLOWING WEB SITE: WATER.NOAA.GOV/WFO/STO
CAC103-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER ABOVE
BEND BRIDGE 1/06 1:45 STAGE 15.0 FT
FORECAST TO FLUCTUATE NEAR 14.5 FT INTO LATE THIS AFTERNOON THEN
FORECAST TO RECEDE TO NEAR 12.0 FT TOMORROW MORNING THEN FORECAST TO
RISE TO NEAR 13.0 FT EARLY TOMORROW AFTERNOON THEN FORECAST TO
RECEDE TO NEAR 11.5 FT EARLY THURSDAY AFTERNOON.
MONITOR STAGE 22.0 FT, FLOOD STAGE 27.0
CAC103-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
TEHAMA BRIDGE 1/06 1:00 STAGE 209.2 FT
FORECAST TO FALL BELOW MONITOR STAGE OF 206.5 FT LATE THIS EVENING
THEN FORECAST TO RECEDE TO NEAR 203.0 FT EARLY THURSDAY AFTERNOON.
MONITOR STAGE 206.5 FT, FLOOD STAGE 209.5
IMPACT FOR TEHAMA BRIDGE...NEAR 206.7 FEET, WATER INTO RV PARK ON
EAST SIDE OF RIVER. TIRES OF TRAILERS GET WET.
CAC103-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
VINA WOODSON BRIDGE 1/06 1:45 STAGE 180.3 FT
FORECAST TO FALL BELOW MONITOR STAGE OF 180.0 FT THIS EVENING THEN
FORECAST TO RECEDE TO NEAR 173.5 FT LATE THURSDAY MORNING.
MONITOR STAGE 180.0 FT, FLOOD STAGE 183.0
CAC021-007-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
HAMILTON CITY 1/06 1:45 STAGE 144.6 FT
FORECAST TO FLUCTUATE NEAR 144.5 FT INTO THIS EVENING THEN FORECAST
TO FALL BELOW MONITOR STAGE OF 142.0 FT JUST AFTER MIDNIGHT TONIGHT
THEN FORECAST TO RECEDE TO NEAR 135.5 FT EARLY THURSDAY AFTERNOON.
MONITOR STAGE 142.0 FT, FLOOD STAGE 147.0
IMPACT FOR HAMILTON CITY...NEAR 144.0 FEET, COUNTY ROAD 23 IN GLENN
COUNTY CLOSES EAST OF RD 2140 LEVEE AS A RESULT OF WATER ON ROADWAY.
NEAR 137.7 FEET, WEST SACRAMENTO AVENUE AND RIVER ROAD NORTH OF BIG
CHICO CREEK FLOOD 1.5 HOURS AFTER THE HAMILTON CITY GAGE REACHES
137.7-138.0 FEET.
CAC021-007-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
ORD FERRY 1/06 1:45 STAGE 112.1 FT
FORECAST TO FLUCTUATE NEAR 113.0 FT INTO LATE THIS AFTERNOON THEN
FORECAST TO RISE TO NEAR 114.0 FT JUST AFTER MIDNIGHT TONIGHT THEN
FORECAST TO FALL BELOW MONITOR STAGE OF 110.0 FT LATE TOMORROW
EVENING THEN FORECAST TO RECEDE TO NEAR 107.5 FT EARLY THURSDAY
AFTERNOON.
MONITOR STAGE 110.0 FT, FLOOD STAGE 114.0
IMPACT FOR ORD FERRY...NEAR 113.8 FEET, DESIGN OVERFLOW LEVEL FOR
M&T, 3BS AND GOOSE LAKE FLOOD CONTROL FACILITIES TO DIVERT FLOOD
FLOWS INTO BUTTE BASIN. M&T OVERFLOWS CLOSE RIVER ROAD FROM ORD
FERRY ROAD TO CHICO ROAD. ORD FERRY ROAD IS ALREADY CLOSED.
NEAR 114.0 FEET, DESIGNATED FLOOD STAGE LEFT BANK.
NEAR 110.3 FEET, HEAD CUTS IN 3BS SILT WEIR START OVERFLOW INTO
BUTTE BASIN, FLOODING DIPS ON ORD FERRY ROAD WEST OF RIVER ROAD IN
BUTTE COUNTY. PERSISTENT FLOWS AT OR ABOVE THIS LEVEL INCREASE
FLOODING IN BUTTE BASIN. ORD FERRY ROAD AND ADDITIONAL ROADS IN
GLENN AND COLUSA COUNTIES ARE CLOSED DUE TO FLOODING.
NEAR 112.0 FEET, AT 112 TO 113 FEET, WATER INUNDATES PORTIONS OF ORD
FERRY ROAD (COUNTY ROAD 32) IN GLENN COUNTY FROM CA-45 EAST TO THE
COUNTY LINE AT THE SACRAMENTO RIVER.
CAC021-007-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
BUTTE CITY 1/06 1:30 STAGE 85.9 FT
FORECAST TO FLUCTUATE NEAR 86.5 FT INTO LATE THIS AFTERNOON THEN
FORECAST TO RISE ABOVE MONITOR STAGE OF 88.5 FT LATE TONIGHT THEN
FORECAST TO RISE TO NEAR 89.0 FT LATE TOMORROW MORNING THEN FORECAST
TO FALL BELOW MONITOR STAGE OF 88.5 FT TOMORROW EVENING THEN
FORECAST TO RECEDE TO NEAR 84.5 FT EARLY THURSDAY AFTERNOON.
MONITOR STAGE 88.5 FT, FLOOD STAGE 97.0
CAC101-011-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
MOULTON WEIR 1/06 1:45 STAGE 75.4 FT
FORECAST TO BEGIN OVERFLOW LATE THIS EVENING THEN OVERFLOW DEPTH AT
WEIR INCREASING TO 0.4 FT JUST AFTER MIDNIGHT TONIGHT THEN OVERFLOW
DEPTH AT WEIR INCREASING TO 0.8 FT TOMORROW MORNING THEN OVERFLOW
DEPTH AT WEIR INCREASING TO 1.2 FT LATE TOMORROW MORNING THEN
FORECAST TO END OVERFLOW LATE THURSDAY MORNING.
MONITOR STAGE 76.2 FT, FLOOD STAGE 83.8
IMPACT FOR MOULTON WEIR...NEAR 76.2 FEET, MOULTON WEIR CREST
ELEVATION. OVERFLOW BEGINS INTO BUTTE SINK. RIVER ROAD IS FLOODED
AND CLOSED.
CAC101-011-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
COLUSA WEIR 1/06 1:00 STAGE 65.7 FT
PRESENT OVERFLOW DEPTH IS ABOUT 4.9 FT THEN OVERFLOW DEPTH AT WEIR
DECREASING TO 5.5 FT LATE THURSDAY MORNING THEN OVERFLOW DEPTH AT
WEIR DECREASING TO 5.3 FT EARLY THURSDAY AFTERNOON.
MONITOR STAGE 60.9 FT, FLOOD STAGE 70.1
IMPACT FOR COLUSA WEIR...NEAR 60.9 FEET, COLUSA WEIR CREST
ELEVATION. OVERFLOW BEGINS INTO THE SUTTER BYPASS.
CAC101-011-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
COLUSA BRIDGE 1/06 1:45 STAGE 65.4 FT
FORECAST TO FLUCTUATE NEAR 65.5 FT INTO THIS EVENING THEN FORECAST
TO RISE TO NEAR 67.0 FT EARLY TOMORROW AFTERNOON THEN FORECAST TO
RECEDE TO NEAR 66.0 FT EARLY THURSDAY AFTERNOON.
MONITOR STAGE 63.0 FT, FLOOD STAGE 70.0
IMPACT FOR COLUSA BRIDGE...NEAR 63.0 FEET, MONITOR STAGE. THE
COLUSA-SACRAMENTO RIVER STATE RECREATION AREA BEGINS TO EXPERIENCE
HIGH WATER IMPACTS.
NEAR 65.0 FEET, WATER IMPACTS THE PARKING LOT OF RV PARK 4 MILES
DOWNSTREAM OF GAUGE ON LEFT BANK OF RIVER. RV PARK IS LOCATED INSIDE
THE LEVEE.
CAC101-011-072215-
217 PM PST TUE JAN 6 2026
SACRAMENTO RIVER AT
TISDALE WEIR 1/06 1:15 STAGE 47.1 FT
PRESENT OVERFLOW DEPTH IS ABOUT 3.0 FT THEN OVERFLOW TO REMAIN NEAR
DEPTH OF 3.3 FT INTO THURSDAY AFTERNOON.
MONITOR STAGE 44.1 FT, FLOOD STAGE 51.6
IMPACT FOR TISDALE WEIR...NEAR 44.1 FEET, TISDALE WEIR CREST
ELEVATION. OVERFLOW BEGINS INTO THE TISDALE BYPASS. THIS WATER
EVENTUALLY ENDS UP IN THE SUTTER BYPASS.
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