Major Flooding Forecast for Texas Nueces River as Red Flag Fire Warnings Cover California and Montana

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Major Flooding Forecast for Texas Nueces River as Red Flag Fire Warnings Cover California and Montana

Sarah Mitchell
Sarah Mitchell· AI Specialist Author
Updated: July 23, 2026
National Weather Service warnings Friday include major flooding along the Nueces River in Texas, flash flooding in Socorro County, New Mexico, and red flag fire conditions in California and Montana with low humidity and gusty winds.
The National Weather Service has changed the forecast flooding for the Nueces River near Three Rivers in Live Oak County from moderate to major severity and increased the duration of the alert. [1] Major flooding is forecast for the Nueces River near Three Rivers affecting Live Oak County. [1] The warning states that major flooding is forecast for the Nueces River near Three Rivers. [1] This flooding is expected from Monday evening until further notice. [1] At 35.0 feet, major lowland flooding occurs with flow backing up minor creeks to the slabs of lowest structures. [1] The impacts include extensive inundation of low-lying areas along the river corridor. [1] The upgraded alert reflects expectations of higher water levels that will persist beyond initial projections. [1] Residents in Live Oak County are advised to monitor updates as the river approaches and exceeds major flood stage. [1]
The National Weather Service in Glasgow has issued a red flag warning for Dawson, McCone, Prairie, Richland and Wibaux counties that is in effect from 10 AM to 9 PM MDT Friday. [4] West winds of 15 to 25 mph with gusts to 35 mph are forecast along with humidity as low as 15 percent. [4] Any fires that develop will likely spread rapidly under these conditions. [4] Outdoor burning is not recommended in the affected counties during the warning period. [4] The fire weather watch for these counties is no longer in effect. [4] The combination of sustained winds and critically low humidity creates elevated fire danger across the region. [4]

Major Flooding Forecast for Texas Nueces River as Red Flag Fire Warnings Cover California and Montana

Major Flooding Forecast Along Texas Nueces River

The National Weather Service has changed the forecast flooding for the Nueces River near Three Rivers in Live Oak County from moderate to major severity and increased the duration of the alert. [1] Major flooding is forecast for the Nueces River near Three Rivers affecting Live Oak County. [1] The warning states that major flooding is forecast for the Nueces River near Three Rivers. [1] This flooding is expected from Monday evening until further notice. [1] At 35.0 feet, major lowland flooding occurs with flow backing up minor creeks to the slabs of lowest structures. [1] The impacts include extensive inundation of low-lying areas along the river corridor. [1] The upgraded alert reflects expectations of higher water levels that will persist beyond initial projections. [1] Residents in Live Oak County are advised to monitor updates as the river approaches and exceeds major flood stage. [1]

Flash Flooding Strikes Socorro County, New Mexico

A flash flood warning remains in effect for northwestern Socorro County in central New Mexico until 3 PM MDT. [5] Doppler radar indicated thunderstorms producing heavy rain across the warned area at 1212 PM MDT. [5] Between 1 and 2 inches of rain have already fallen with additional rainfall amounts of 0.5 to 1 inch possible in the warned area. [5] Flash flooding is ongoing or expected to begin shortly as a result of the thunderstorms. [5] The hazard consists of flash flooding caused by thunderstorms. [5] The warning covers the northwestern portion of the county where the heaviest precipitation has concentrated. [5] Motorists and residents should avoid low-water crossings and flooded roadways during this period. [5]

Red Flag Fire Weather Warnings Issued in California

The National Weather Service in Medford has issued a red flag warning for Siskiyou County from the Cascade Mountains east and south to Mt Shasta that is in effect from 1 PM Friday to 9 PM PDT Saturday. [2] The affected area includes Fire Weather Zones 284 and 285 in northern California, covering the Klamath, Shasta and Modoc National Forests. [2] A separate red flag warning covers the western Klamath National Forest and is in effect from 1 PM to 8 PM PDT Friday. [3] This warning applies mostly to the Shasta and Scott valleys in Fire Weather Zones 280 and 281 along with portions of the Klamath National Forest. [3] Winds are expected to be southwest to west at 10 to 20 mph with gusts up to 40 mph. [3] Minimum humidity levels will range from 10 to 15 percent. [3] Any fires that develop will likely spread rapidly under these conditions. [3] The fire weather watch previously in place for these zones is no longer in effect. [2] [3]

Fire Weather Alert for Eastern Montana Counties

The National Weather Service in Glasgow has issued a red flag warning for Dawson, McCone, Prairie, Richland and Wibaux counties that is in effect from 10 AM to 9 PM MDT Friday. [4] West winds of 15 to 25 mph with gusts to 35 mph are forecast along with humidity as low as 15 percent. [4] Any fires that develop will likely spread rapidly under these conditions. [4] Outdoor burning is not recommended in the affected counties during the warning period. [4] The fire weather watch for these counties is no longer in effect. [4] The combination of sustained winds and critically low humidity creates elevated fire danger across the region. [4]

Broader Severe Weather Pattern Across the U.S.

Multiple National Weather Service alerts have been issued simultaneously across different regions of the country. [1] [2] [3] [4] [5] These include a major flood warning along the Nueces River in Texas, a flash flood warning in New Mexico, and red flag warnings in California and Montana. [1] [5] [2] [4] The alerts address distinct hazards tied to local weather conditions such as river rise, thunderstorm rainfall, and dry windy weather. [1] [5] [3] The overlapping timing of flood and fire weather advisories highlights the varied severe weather threats occurring on the same days. [1] [2] [3] [4] [5] Authorities continue to monitor conditions and update warnings as new data becomes available. [1] [5] [4]

What to watch next: Continued monitoring of river levels along the Nueces River until further notice, additional rainfall potential in Socorro County through 3 PM MDT, and fire spread risks under red flag conditions through Saturday evening in California and Friday evening in Montana.

Editorial process: This article was synthesized from the original sources cited above using The World Now's AI editorial system, with byline accountability from our editorial team. We grade every story for source grounding, factual coherence, and on-topic match before publication. Read more about our editorial standards and contributors. Spot something inaccurate? Let us know.

Last updated: July 23, 2026

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