• Tonight

    May 18

    Lo 66°

    A thunderstorm in spots

    Dust & Dander Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more

  • Sun

    May 19

    79°Lo 66°

    A couple of thunderstorms

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate

  • Mon

    May 20

    78°Lo 53°

    Periods of rain

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more

  • Tue

    May 21

    59°Lo 47°

    Cooler with showers

    Extreme indoor dust & dander levels
    • Precip
      100%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      93%
    more

  • Wed

    May 22

    60°Lo 46°

    A shower possible

    Very High indoor dust & dander levels
    • Precip
      30%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      94%
    more
Next Previous
Hi 79° RealFeel® 77° Precipitation 62%

Day

N

E

S

W

  • SE 12 mph
  • Gusts: 22 mph

Variable cloudiness with a couple of showers and a thunderstorm; breezy

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.36 in
  • Rain: 0.36 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs
Lo 66° RealFeel® 60° Precipitation 65%

Night

N

E

S

W

  • ESE 7 mph
  • Gusts: 11 mph

A couple of strong thunderstorms around; mostly cloudy and mild

  • Max UV Index: N/A
  • Thunderstorms: 95%
  • Precipitation: 0.63 in
  • Rain: 0.63 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

New Prague Pollen Levels - May 19

  • Extreme
  • Very High
  • High
  • Moderate
  • Low

  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - May 19

more Historical Weather Data >
  Today Normal Record 5/19/2012
High 79° 71° N/A 87°
Low 66° 50° N/A 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:43 AM with 14:56 of sunlight, then sets at 8:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:31 PM with 12:17 of moolight, then sets at 2:48 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.

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps