CNRFC - Hydrology - River Guidance - Graphical RVF

SANTA MARGARITA RIVER - YSIDORA (YDRC1)

Latitude: 33.24º N	Longitude: 117.39º W	Elevation: 75 Feet
Location: San Diego County in California

Monitor Stage: 11.0 Feet

Flood Stage: 11.8 Feet

Historical Info	Peak Discharge	Stage	Date
Period of Record	Not Available	Not Available	Not Available

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

Regional Location Map		Gage Station Location Map

Official 7 Day National Weather Service Forecast (CAZ043)

Rest of Tonight: Clear. Lows 41 to 51. Light winds.

Tuesday: Sunny. Highs 69 to 74 near the coast to 73 to 78 inland. Light winds.

Tuesday Night: Clear. Lows 41 to 51. Light winds.

Wednesday: Sunny. Highs 70 to 75 near the coast to 75 to 80 inland. Light winds.

Wednesday Night: Clear. Lows 41 to 51. Light winds.

Thanksgiving Day: Sunny. Highs 70 to 75 near the coast to 75 to 80 inland.

Thursday Night: Partly cloudy. Patchy fog. Visibility one quarter mile or less at times. Lows 42 to 52.

Friday: Partly cloudy in the morning and becoming mostly sunny. Patchy fog in the morning. Visibility one quarter mile or less at times in the morning. Highs 66 to 71.

Friday Night: Partly cloudy in the evening and becoming mostly cloudy. Patchy fog. Lows 38 to 48.

Saturday: Partly cloudy. Patchy fog in the morning. Highs 64 to 69.

Saturday Night: Mostly clear. Lows 43 to 53.

Sunday: Mostly sunny. Highs 66 to 71.

Sunday Night: Mostly clear. Lows 42 to 52.

Monday: Mostly sunny. Highs 67 to 72.

Impacts - E19 Information
11.8 Feet	Vandegrift Road begins to flood downstream of gage.
13.2 Feet	Vandegrift Road flooded downstream of gage site. Stuart Mesa bridge may be overtopped. Stuart Mesa Road closed.
14.4 Feet	Vandegrift Road flooded downstream of gage site. Stuart Mesa bridge overtopped. Stuart Mesa Road closed.
18.8 Feet	Vandegrift Road flooded for approximately 6 miles downstream of gage site. Stuart Mesa bridge overtopped. Stuart Mesa Road flooded. Levees near airfield overtopped. Airfield and associated buildings flooded. Base evacuations occur.

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.