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 CaliforniaRiver Group: Southern California
Monitor Stage: N/A Flood Stage: 5.0 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
2025*
835
3.57***
Aug 26, 2025
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**
--
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 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
 *** Peak stage occurred on different date
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ523)
Tonight: Mostly clear. Lows 76 to 79. Southwest winds 5 to 15 mph with gusts to around 30 mph.

Thursday: Sunny. Highs 103 to 106. Southwest winds 5 to 15 mph. Gusts up to 30 mph in the afternoon.

Thursday Night: Mostly clear. Lows 75 to 78. Southwest winds 10 to 20 mph decreasing to 5 to 10 mph after midnight.

Friday: Mostly sunny. Highs 99 to 102. South winds 5 to 15 mph with gusts to around 30 mph.

Friday Night: Partly cloudy. Lows 73 to 76. Southwest winds 10 to 20 mph.

Saturday: Mostly sunny. Highs 99 to 102.

Saturday Night: Mostly clear. Lows 74 to 77.

Sunday and Sunday Night: Partly cloudy. Highs 100 to 103. Lows 74 to 77.

Monday through Wednesday: Mostly clear. Highs 101 to 104. Lows 74 to 77.
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.
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.