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

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MATTOLE RIVER - PETROLIA (MTOC1)
Latitude: 40.31º NLongitude: 124.28º WElevation: 40 Feet
Location: Humboldt County in CaliforniaBulletin Group: North CoastRiver Group: North Coast
Issuance Time: Nov 29 2023 at 7:23 AM PSTNext Issuance: Nov 29 2023 at 3:00 PM PST
Monitor Stage: N/A Flood Stage: N/A

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above.
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.

Verification - Historical Graphical RVF
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Location Photographs
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Official 7 Day National Weather Service Forecast   (CAZ104)
Today: Partly cloudy in the morning then clearing. Highs 53 to 63. Northeast wind around 5 mph shifting to the northwest in the afternoon.

Tonight: Partly cloudy in the evening then becoming mostly cloudy. Slight chance of rain showers through the night. Lows 38 to 48. North wind 5 to 15 mph.

Thursday: Rain. Highs 46 to 57. Northwest wind 5 to 15 mph.

Thursday Night: Mostly cloudy. Rain showers likely. Lows 36 to 46. North wind around 10 mph.

Friday: Mostly cloudy. Rain showers. Highs 47 to 57. Southeast wind around 15 mph.

Friday Night and Saturday: Rain showers. Lows 41 to 51. Highs 47 to 60.

Saturday Night and Sunday: Rain. Lows 44 to 54. Highs 49 to 61.

Sunday Night: Cloudy. Chance of rain. Lows 45 to 55.

Monday through Tuesday: Mostly cloudy. Chance of rain showers. Highs 53 to 65. Lows 45 to 55.
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 Eureka 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.