National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SAN DIEGO RIVER - FASHION VALLEY (FSNC1)
Latitude: 32.77º NLongitude: 117.17º WElevation: 20 Feet
Location: San Diego County in CaliforniaRiver Group: Southern California
Monitor Stage: 7.5 FeetFlood Stage: 10.0 Feet

Observed Data Credit
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Raw streamflow data is provided by the US Geological Survey (USGS).
View USGS Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2023
5,080
12.77
Jan 16, 2023
2022
1,370
9.40
Dec 14, 2021
2021
691
7.26
Jan 29, 2021
2020
4,460
12.49
Apr 10, 2020
2019
3,350
12.19
Feb 14, 2019
 Historical High Stage/Flow Events (Period of Record - Jan 1982 to Present) - Ranked by Flow
2017
9,810
14.15
Feb 28, 2017
1995*
9,430
13.47
Mar 06, 1995
2011*
9,420
14.06
Dec 22, 2010
1983
8,280
13.11
Mar 02, 1983
1998
7,090
12.80
Feb 08, 1998
 * Since upstream regulation by El Capitan and San Vicente Reservoirs
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ043)
Tonight: Partly cloudy This Evening and becoming cloudy. Lows 56 to 60. Areas of winds west to 10 mph This Evening becoming light.

Thursday: Mostly cloudy in the morning and becoming partly cloudy. Highs 69 to 74 near the coast to 74 to 77 inland. Areas of winds west to 10 mph.

Thursday Night: Partly cloudy in the evening and becoming cloudy. Lows 56 to 61. Areas of winds west 10 mph in the evening becoming light.

Friday: Cloudy in the morning and becoming partly cloudy. Highs 71 to 76 near the coast to 80 inland. Areas of winds northwest to 10 mph.

Friday Night: Partly cloudy in the evening and becoming cloudy. Lows 60 to 64. Light winds.

Saturday: Cloudy in the morning and becoming partly cloudy. Highs 73 to 78 near the coast to 81 to 84 inland.

Saturday Night: Partly cloudy in the evening and becoming cloudy. Lows 63 to 69.

Sunday: Cloudy in the morning and becoming partly cloudy. Highs 76 to 81 near the coast to 82 to 85 inland.

Sunday Night: Partly cloudy in the evening and becoming cloudy. Lows 62 to 68.

Monday: Cloudy in the morning and becoming partly cloudy. Highs 74 to 79 near the coast to 82 inland.

Monday Night: Partly cloudy. Patchy fog overnight. Lows 61 to 66.

Tuesday: Cloudy in the morning and becoming partly cloudy. Patchy fog in the morning. Highs 73 to 78 near the coast to 79 to 82 inland.

Tuesday Night: Partly cloudy in the evening and becoming cloudy. Lows 60 to 64.

Wednesday: Cloudy in the morning and becoming partly cloudy. Highs 72 to 77 near the coast to 80 inland.
Impacts - E19 Information
7.5 FeetThe first real impacts are seen on the San Diego River at this level. Low lying roads in and around Fashion Valley Mall begin to take on water. Avenida Del Rio is the first road to begin flooding
9.0 FeetMore extensive low lying road flooding begins in and around Fashion Valley including Fashion Valley Road. Parking structures in and around Fashion Valley Mall begin to take on water at the lowest levels.
10.0 FeetMore extensive flooding begins at this level, more than just low lying areas. Fashion Valley Mall parking garage is taking on water at the lower levels with 1 to 2 feet of water in the garage. Water on the Town and Country hotel parking lot adjacent to the river and USGS gauge at Fashion Valley.
11.0 FeetThe parking garages in Fashion Valley Mall can have 3 feet of water on the lowest levels. Water may begin to surround area hotels such as the River Leaf Inn. The Mision Trolley Station on Ward Road may begin to flood. Flooding begins on Cmino De La Reina (under Highway 163).
12.0 FeetEven more extensive flooding occurs in and around Mission Valley. Qualcomm Way, Camino Del Este, Ward Road, and Mission Gorge Road flooded. Mission Trolley Station flooded and may close due to flowing water. Interstate 5 on and off ramps flooded at the San Diego River and Pacific Highway. Mission Center Road may begin flooding with debris on railings. Fashion Valley Trolley Station surrounded by water. 2 feet of water flowing over Fashion Valley Road across gates. The golf course has been flooded at this level.
13.5 FeetPortions of Hotel Circle Road North under water. Qualcomm Way flooded and may close. Snapdragon Stadium parking may flood (likely not) and water may back up on Chollas Creek. Mission Gorge Road at low water crossing closed with 1-2 feet of flowing water. Mission Center Road will have 2-3 feet of flowing water. Hotel Circle Road has areas of standing water.
16.5 FeetMost unelevated roads and intersections in Mission Valley are flooded and impassible. Widespread damage to businesses, residences, and roads throughout Mission Valley. Water will reach up to Highway 163 road level.
Product Disclaimer

This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS San Diego Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only.