• Today

    May 6

    30°Lo 19°

    A thunderstorm in spots

    Very Good for travel
    • Rain
      2 mm
    • Wind
      Speed
      15 k/h
    • T-storms
      40%
  • Thu

    May 7

    29°Lo 20°

    An afternoon thunderstorm

    Very Good for travel
    • Rain
      2 mm
    • Wind
      Speed
      15 k/h
    • T-storms
      40%
    more
  • Fri

    May 8

    30°Lo 19°

    A thunderstorm in spots

    Very Good for travel
    • Rain
      1 mm
    • Wind
      Speed
      17 k/h
    • T-storms
      60%
    more
  • Sat

    May 9

    30°Lo 20°

    A thunderstorm in spots

    Very Good for travel
    • Rain
      1 mm
    • Wind
      Speed
      17 k/h
    • T-storms
      40%
    more
  • Sun

    May 10

    30°Lo 20°

    A p.m. t-storm in spots

    Very Good for travel
    • Rain
      3 mm
    • Wind
      Speed
      17 k/h
    • T-storms
      40%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Partly Sunny
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Partly Cloudy
Partly Cloudy
Cloudy
Temp (°C) 30° 30° 29° 27° 26° 25° 24° 23°
RealFeel® 33° 34° 32° 28° 28° 26° 24° 23°
Humidity 42% 44% 50% 58% 64% 67% 70% 74%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
5%
 
8%
 
47%
 
51%
 
47%
 
14%
 
14%
 
18%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (km/h) 15 E 17 E 15 E 15 E 15 E 13 SE 13 S 11 SSE
UV Index 11 11 10 6 4 3 1 0
Cloud Cover 43% 53% 63% 67% 68% 68% 70% 70%
Dew Point 16° 17° 17° 18° 18° 18° 18° 18°
Middle Grid line 35 C Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - May 6

more Historical Weather Data >
  Today Normal Record 5/6/2014
High 30° 28° N/A 31°
Low 19° 18° N/A 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:18 AM with 12:31 of sunlight, then sets at 5:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:15 PM with 11:58 of moolight, then sets at 8:13 AM

Alajuela Weather Report

Volcanic Eruptions and Air Travel: What Happens When a Plane Flies Through an Ash Plume?

May 6, 2015; 9:34 AM ET

The 1,500 active volcanoes worldwide are creating a minefield for pilots who have to be on watch for volcanic ash clouds capable of causing major damage. more >