National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

River Flooding Continues in East Florida; Rain and Thunderstorms from the Mid-Atlantic to the Northeast Thursday; Heavy Rain in Puerto Rico

Significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Periods of rainfall and thunderstorms are expected across the Lower Great Lakes, Central Appalachians, Mid-Atlantic and Northeast Thursday and Friday. In Puerto Rico, increased moisture in the Atlantic will produce heavy rainfall for the island. Read More >

Current conditions at

Eureka WFO (EKA01)

Lat: 40.8098°NLon: 124.1602°WElev: 20.0ft.

Mostly Cloudy

56°F

13°C

Humidity NA
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint N/A
Visibility 7.00 mi
Last update NA
Extended Forecast for

Arcata CA

  • Tonight

    Tonight: Patchy fog between 7pm and 10pm. Otherwise, mostly cloudy, with a low around 43. Light and variable wind.

    Low: 43 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 62. Light and variable wind becoming northwest 5 to 8 mph in the morning.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 41. Calm wind.

    Low: 41 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 62. Light and variable wind.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A slight chance of rain before 10am. Mostly cloudy, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: Areas of fog. Otherwise, cloudy, with a low around 48.

    Low: 48 °F

    Areas Fog

Detailed Forecast

Tonight
Patchy fog between 7pm and 10pm. Otherwise, mostly cloudy, with a low around 43. Light and variable wind.
Thursday
Partly sunny, with a high near 62. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Thursday Night
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 41. Calm wind.
Friday
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 62. Light and variable wind.
Friday Night
Mostly clear, with a low around 44. Calm wind.
Saturday
Mostly sunny, with a high near 64. Light and variable wind.
Saturday Night
A 10 percent chance of rain after 4am. Mostly cloudy, with a low around 48.
Sunday
A slight chance of rain before 10am. Mostly cloudy, with a high near 60.
Sunday Night
Areas of fog. Otherwise, cloudy, with a low around 48.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 60.
Monday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 46.
Tuesday
A slight chance of rain. Partly sunny, with a high near 61.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 49.
Veterans Day
A chance of rain. Mostly cloudy, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arcata CA
 40.87°N 124.07°W (Elev. 194 ft)
Last Update:
1:10 pm PST Nov 4, 2026
Forecast Valid:
5pm PST Nov 4, 2026-6pm PST Nov 11, 2026
 
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Additional Resources

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Chance of Precipitation