• Today

    May 18

    66°Lo 33°

    More sunshine than clouds

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
  • Sun

    May 19

    65°Lo 31°

    Mostly sunny

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Mon

    May 20

    73°Lo 37°

    Pleasant and warmer

    Very High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Tue

    May 21

    74°Lo 30°

    Partly sunny

    Very High indoor dust & dander levels
    • Precip
      3%
    • Wind
      Speed
      11 mph
    • Cloud
      Cover
      26%
    more
  • Wed

    May 22

    58°Lo 26°

    Partly sunny and cooler

    Extreme indoor dust & dander levels
    • Precip
      4%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      26%
    more
Next Previous
Hi 66° RealFeel® 68° Precipitation 43%

Day

N

E

S

W

  • W 9 mph
  • Gusts: 18 mph

More sun than clouds with a shower in places this afternoon

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 29%
  • Precipitation: 0.02 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 33° RealFeel® 30° Precipitation 10%

Night

N

E

S

W

  • NW 6 mph
  • Gusts: 14 mph

Partly cloudy and chilly

  • Max UV Index: N/A
  • Thunderstorms: 7%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Alturas Pollen Levels - May 18

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - May 18

more Historical Weather Data >
  Today Normal Record 5/18/2012
High 66° 71° N/A 68°
Low 33° 35° N/A 28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:40 AM with 14:37 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:22 PM with 12:47 of moolight, then sets at 2:09 AM

How Weather Impacts Seasonal Allergy Symptoms

May 18, 2013; 5:00 AM ET If you suffer with seasonal allergies, the weather can relieve or worsen your symptoms. Marja Martinez has the details.

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps