• Tonight

    May 6

    Lo 18°

    A thunderstorm in spots early

    Running Weather
    • Precip
      40%
    • Hours of Precip
      1
    • Wind
      Gust
      35 k/h
  • Thu

    May 7

    27°Lo 18°

    An afternoon thunderstorm

    Good for running
    • Precip
      55%
    • Hours of Precip
      1.5
    • Wind
      Gust
      9 k/h
    more
  • Fri

    May 8

    27°Lo 18°

    A p.m. t-storm in spots

    Good for running
    • Precip
      41%
    • Hours of Precip
      1
    • Wind
      Gust
      11 k/h
    more
  • Sat

    May 9

    27°Lo 17°

    A p.m. t-storm in spots

    Good for running
    • Precip
      44%
    • Hours of Precip
      1
    • Wind
      Gust
      9 k/h
    more
  • Sun

    May 10

    27°Lo 18°

    A p.m. t-storm in spots

    Good for running
    • Precip
      44%
    • Hours of Precip
      1
    • Wind
      Gust
      9 k/h
    more
Next Previous
Hi 27° RealFeel® 31° Precipitation 40%

Day

N

E

S

W

  • SE 17 km/h
  • Gusts: 35 km/h

Humid with clouds and sunshine; a shower or thunderstorm in spots this afternoon

  • Max UV Index: 12 (Extreme)
  • Thunderstorms: 40%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 18° RealFeel® 18° Precipitation 40%

Night

N

E

S

W

  • SE 6 km/h
  • Gusts: 9 km/h

A shower or thunderstorm in spots this evening; otherwise, partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - May 6

more Historical Weather Data >
  Today Normal Record 5/6/2014
High 27° 28° N/A 31°
Low 18° 18° N/A 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:18 AM with 12:30 of sunlight, then sets at 5:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:14 PM with 11:59 of moolight, then sets at 8:13 AM

San Lorenzo Weather Report

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

May 6, 2015; 5:54 PM 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 >