• Cloudy 50°
    Ragweed Pollen Current Weather
    • Relative Humidity
      86%
    • Yesterday
      Temp
      50°
    • RealFeel
      48°
  • Today

    May 4

    Hi 66°

    Partly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    Day Details >
  • Tomorrow

    May 5

    Hi 70°

    Pleasant with plenty of sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    Day Details >
  • Wednesday

    May 6

    Hi 71°

    Sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    Day Details >
Next

Expect showers Thursday evening

5/4 5/5 Now: 8:09am
AM 8-12
  • 8am Cloudy 49° 0%
  • 9am Cloudy 52° 0%
  • 10am Mostly cloudy 54° 0%
  • 11am Mostly cloudy 56° 0%
  • 12pm Mostly cloudy 60° 0%
PM 7-12
  • 7pm Mostly sunny 59° 0%
  • 8pm Mostly sunny 55° 0%
  • 9pm Mostly clear 52° 0%
  • 10pm Mostly clear 50° 0%
  • 11pm Mostly clear 49° 0%
  • 12am Mostly clear 49° 0%
AM 1-6
  • 1am Mostly clear 48° 0%
  • 2am Mostly clear 47° 0%
  • 3am Mostly clear 47° 0%
  • 4am Mostly clear 46° 0%
  • 5am Mostly clear 46° 0%
  • 6am Mostly clear 44° 0%
Hourly Forecast >

Napa Pollen Levels - May 4

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

May 04, 2015; 5:20 AM ET
Five-day Weather Forecast for San Francisco, CA
San Francisco, CA Weather Forecast

Napa Weather Report

San Francisco: Seasonable Temperatures to Continue Through Week

May 4, 2015; 7:42 AM ET

A pattern of seasonable temperatures will continue through the first part of the new week, with low clouds in the morning and sunny conditions through the afternoon. more >

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