National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Current Conditions

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4 Miles W San Francisco CA

7 Day Forecast

Overnight

Patchy Fog

Patchy
Fog

Low: 58 °F

Thursday

Patchy Fog

Patchy
Fog

High: 63 °F

Thursday
Night

Patchy Fog

Patchy
Fog

Low: 58 °F

Friday

Patchy Fog

Patchy
Fog

High: 63 °F

Friday
Night

Patchy Fog

Patchy
Fog

Low: 58 °F

Saturday

Patchy Fog

Patchy
Fog

High: 63 °F

Saturday
Night

Patchy Fog

Patchy
Fog

Low: 58 °F

Sunday

Patchy Fog

Patchy
Fog

High: 63 °F

Sunday
Night

Patchy Fog

Patchy
Fog

Low: 58 °F

Detailed Forecast

  • Overnight Patchy fog. Otherwise, cloudy, with a low around 58. West wind around 11 mph.
  • Thursday Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 63. West wind 11 to 13 mph.
  • Thursday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58. Southwest wind 11 to 14 mph.
  • Friday Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 63. Southwest wind 14 to 16 mph, with gusts as high as 21 mph.
  • Friday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58. West wind 16 to 18 mph, with gusts as high as 23 mph.
  • Saturday Patchy fog before 11am. Otherwise, partly sunny, with a high near 63.
  • Saturday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.
  • Sunday Patchy fog before 11am. Otherwise, partly sunny, with a high near 63.
  • Sunday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.
  • Monday Patchy fog before 11am. Otherwise, partly sunny, with a high near 64.
  • Monday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.
  • Tuesday Patchy fog before 11am. Otherwise, partly sunny, with a high near 64.
  • Tuesday Night Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.
  • Wednesday Patchy fog before 11am. Otherwise, partly sunny, with a high near 63.