• Today

    May 29

    66°Lo 61°

    Cooler with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Mon

    May 30

    72°Lo 65°

    Tropical rainstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Tue

    May 31

    86°Lo 59°

    Turning sunny; warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
  • Wed

    Jun 1

    79°Lo 52°

    Plenty of sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Thu

    Jun 2

    70°Lo 53°

    Partly sunny and not as warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 73° 76° 79° 81° 82° 84° 84° 86°
RealFeel® 75° 79° 84° 86° 87° 88° 87° 87°
Humidity 61% 51% 45% 42% 38% 36% 35% 35%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 W 7 W 8 W 8 W 9 W 10 W 10 W 10 W
UV Index 3 5 6 7 7 7 6 5
Cloud Cover 29% 21% 14% 9% 9% 11% 11% 11%
Dew Point 59° 57° 56° 56° 54° 54° 54° 55°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - May 31

more Historical Weather Data >
  Today Normal Record 5/31/2015
High 86° 74° N/A 75°
Low 59° 51° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:12 AM with 15:05 of sunlight, then sets at 8:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:24 AM with 12:34 of moolight, then sets at 2:58 PM

Lancaster Weather Report

Bonnie's moisture to soak Memorial Day weekend plans from DC to NYC, Boston

May 29, 2016; 4:32 PM ET

Moisture from Bonnie will put outdoor plans in jeopardy from Washington, D.C., to Boston into Memorial Day. more >

Tue. Dust & Dander

Tue. Wind Maps