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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2 Miles S San Juan Bautista CA

7 Day Forecast

Overnight

Patchy Fog

Patchy
Fog

Low: 56 °F

Thursday

Patchy Fog

Patchy
Fog

High: 81 °F

Thursday
Night

Increasing Clouds

Increasing
Clouds

Low: 57 °F

Friday

Patchy Fog

Patchy
Fog

High: 81 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 56 °F

Saturday

Sunny

Sunny

High: 80 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 56 °F

Sunday

Sunny

Sunny

High: 80 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 56 °F

Detailed Forecast

  • Overnight Patchy fog. Otherwise, mostly cloudy, with a low around 56. Southwest wind around 6 mph.
  • Thursday Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 81. Light west southwest wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 18 mph.
  • Thursday Night Increasing clouds, with a low around 57. Southwest wind 12 to 17 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 22 mph.
  • Friday Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 81. West southwest wind 9 to 14 mph.
  • Friday Night Mostly clear, with a low around 56. South southwest wind 11 to 17 mph, with gusts as high as 23 mph.
  • Saturday Sunny, with a high near 80.
  • Saturday Night Mostly clear, with a low around 56.
  • Sunday Sunny, with a high near 80.
  • Sunday Night Mostly clear, with a low around 56.
  • Monday Sunny, with a high near 84.
  • Monday Night Mostly clear, with a low around 56.
  • Tuesday Sunny, with a high near 86.
  • Tuesday Night Mostly clear, with a low around 57.
  • Wednesday Sunny, with a high near 86.