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

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MOJAVE RIVER - BARSTOW (MBRC1)
Latitude: 34.91º NLongitude: 117.02º WElevation: 2089 Feet
Location: San Bernardino County in CaliforniaBulletin Group: Southern CaliforniaRiver Group: San Diego/Inland
Action/Monitor: N/A Minor Flood: 5.0 FeetModerate Flood: 5.5 FeetMajor Flood: 6.0 Feet

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

Historical Mean Daily Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2025*
0**
--
--
2024*
61
3.25
Feb 7, 2024
2023*
1,910
4.51
Mar 16, 2023
2022*
0.3
2.35
Sep 13, 2022
2021*
0**
--
--
 Historical High Stage/Flow Events (Period of Record - Oct 1930 to Present) - Ranked by Flow
1938*
64,300
8.60
Mar 03, 1938
1969*
30,000
6.80
Feb 25, 1969
1943*
26,000
7.00
Jan 23, 1943
2005*
20,500
3.58
Jan 11, 2005
1993*
18,600
3.39
Feb 19, 1993
1998*
15,200
3.16
Feb 24, 1998
 * Discharge affected to unknown degree by regulation or diversion
 ** No flow observed during entire water year
Location Photographs
ESRI™ Locator Map
Flood Impacts
8.0 Feetat 8.0 feet, levees could be overtopped leading to extensive flooding of structures and infrastructure located along the river bank off Soapmine Road and Riverside Drive in Barstow.
6.5 Feetat 6.5 feet, Lenwood Road crossing at Mojave River potentially overtopped.
6.0 Feetat 6.0 feet, some levees are threatened and overtopping is possible which would bring flooding to structures located near the river bank off Soapmine Road and Riverside Drive in Barstow.
5.5 Feetat 5.5 feet, flooding of low lying areas and farmland adjacent to the river between Hinkely Road and Yermo. Due to bank erosion the approach from the east to the Hinkley Road bridge is closed. Additional erosion of the levees can be expected.
5.0 Feetat 5.0 feet, flooding of low lying areas adjacent to the river between Hinkley Road and Yermo. Some local erosion to the levees. Due to bank erosion the approach from the east of the Hinkley Road bridge could be in danger of being undercut. Minneola Road and Harvard Road east of Barstow could be overtopped and closed to traffic.
Official 7 Day National Weather Service Forecast   (CAZ523)
Today: Sunny. Highs 66 to 69. Northeast winds up to 10 mph.

Tonight: Partly cloudy. Lows 45 to 48. North winds up to 5 mph.

Thanksgiving Day: Partly sunny. Highs 65 to 68. North winds up to 10 mph.

Thursday Night: Mostly cloudy in the evening then clearing. Lows 44 to 47. West winds up to 5 mph.

Friday: Sunny. Highs 66 to 69. West winds up to 10 mph.

Friday Night: Mostly clear. Lows 43 to 46.

Saturday through Sunday: Partly cloudy. Highs 61 to 64. Lows 43 to 46.

Sunday Night through Tuesday: Mostly clear. Lows 39 to 42. Highs around 60.
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 Las Vegas 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.