• Today

    Feb 14

    71°Lo 48°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      67°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Mon

    Feb 15

    74°Lo 46°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      77°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Tue

    Feb 16

    73°Lo 51°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
    more
  • Wed

    Feb 17

    57°Lo 46°

    Cooler; a little p.m. rain

    At Risk weather for asthma
    • Hi
      RealFeel
      54°
    • UV
      2 - Low
    • Air Qual.
      Moderate
  • Thu

    Feb 18

    53°Lo 46°

    Mostly cloudy, showers around

    Beneficial weather for asthma
    • Hi
      RealFeel
      51°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
Next Previous
Hi 57° RealFeel® 54° Precipitation 59%

Day

N

E

S

W

  • S 9 mph
  • Gusts: 16 mph

Cloudy and cooler; a little afternoon rain

  • Max UV Index: 1 (Low)
  • Thunderstorms: 10%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 46° RealFeel® 39° Precipitation 100%

Night

N

E

S

W

  • WSW 12 mph
  • Gusts: 18 mph

Showers in the evening; otherwise, considerable cloudiness

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.37 in
  • Rain: 0.37 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 3 hrs

Temperature History - Feb 17

more Historical Weather Data >
  Today Normal Record 2/17/2015
High 57° 58° N/A 75°
Low 46° 36° N/A 42°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:00 AM with 10:51 of sunlight, then sets at 5:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:25 PM with 14:34 of moolight, then sets at 3:59 AM

Lucerne Weather Report

San Francisco: Rain, cool air to return at midweek

February 14, 2016; 5:57 PM ET

A flip in the weather pattern will send measurable rain to the Bay Area later this week following a stretch of warm and dry weather. more >

Wed. Asthma Risk

Wed. UV Index