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

*** IMPORTANT ***  Week of June 16 - Website Data Outage - Due to a major computer upgrade the week of June 16, nearly all data on the CNRFC web site will not be updated. We anticipate the down time to be approximately 4 days. The latest deterministic hydrologic forecasts for official forecast points will continue to be available at the National Water Prediction Service during this time.
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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

Mojave River - Barstow (MBRC1)Latest Observation - 06/16/2025 at 5:30 AM PDT : 3.13 Ft | 0 cfs

Combination chart with 2 data series.
Graphic Created: 06/16/2025 at 6:15 AM PDT
The chart has 1 X axis displaying Observation Time (Pacific Local Time). Range: 2025-06-06 06:15:01 to 2025-06-16 06:15:01.
The chart has 2 Y axes displaying Stage (Feet) and Flow (Cubic Feet per Second).
End of interactive chart.
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 Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
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**
--
--
2020*
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
 * 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, breezy. Highs 103 to 106. Southwest winds 5 to 15 mph increasing to west 15 to 25 mph in the afternoon.

Tonight: Clear. Lows around 70. West winds 15 to 25 mph decreasing to 10 to 15 mph after midnight.

Tuesday: Sunny. Highs 100 to 103. West winds 5 to 10 mph.

Tuesday Night: Clear. Lows around 70. Southwest winds 5 to 15 mph.

Wednesday: Sunny. Highs 105 to 108. West winds up to 10 mph shifting to the south in the afternoon.

Wednesday Night through Friday Night: Clear, breezy. Lows 69 to 72. Highs 103 to 106.

Saturday through Sunday: Clear, windy. Highs 92 to 95. Lows 64 to 67.
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.