• Tonight

    May 18

    Lo 69°

    A thunderstorm around late

    Dust & Dander Weather
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Sun

    May 19

    88°Lo 67°

    Partly sunny; breezy, humid

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      12 - Moderate
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Mon

    May 20

    85°Lo 66°

    A strong thunderstorm

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Tue

    May 21

    82°Lo 62°

    A thunderstorm possible

    Extreme indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      70%
    more
  • Wed

    May 22

    76°Lo 55°

    Sunshine and some clouds

    Extreme indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      44%
    more
Next Previous
Hi 84° RealFeel® 85° Precipitation 13%

Day

N

E

S

W

  • SE 7 mph
  • Gusts: 17 mph

Humid with times of sun and clouds

  • Max UV Index: 7 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 69° RealFeel® 66° Precipitation 40%

Night

N

E

S

W

  • SE 7 mph
  • Gusts: 14 mph

Partly cloudy and mild; a thunderstorm in spots late

  • Max UV Index: N/A
  • Thunderstorms: 90%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Vandalia Pollen Levels - May 18

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

    Pollen

    Moderate

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    High

  • Mold

    Pollen

    Low

Temperature History - May 18

more Historical Weather Data >
  Today Normal Record 5/18/2012
High 84° 73° 93° (1964) 85°
Low 69° 54° 35° (2002) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:50 AM with 14:25 of sunlight, then sets at 8:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:23 PM with 12:47 of moolight, then sets at 2:10 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