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Southland WX

Southern California Weather

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HAPPINESS

IS A WARM CUP

March 18, 2026 4:05 pm

Southern California Overview:

  • Well above average conditions will continue through the end of the week. Some cooling is expected through the weekend into early next week, but temperatures will remain above average. Marine layer low clouds and fog will be largely absent from the coast this week, potentially returning by late this weekend.
  • United States Overview:

    • An anomalously early and record-breaking heatwave continues to intensify across the western U.S. and expand east into the Great Plains. Wet weather continues for western Washington; wintry mix expected across the Upper Midwest/Great Lakes to the Interior Northeast. Critical Risk of fire weather across portions of the central and northern High Plains.

Local/State Headlines.

  • Rancho Palos Verdes landslide accelerates after rain.
  • Public warned of high bacteria levels at LA-area beaches. See the list.
  • L.A. bracing for extreme heat with ‘not much relief’.
  • Relentless heat wave smashes 28 records across Southern California.
  • SoCal heat wave timeline: Here's when and where peak temperatures will arrive.
  • San Diego faces record-shattering heat this week.

Nat’l/Int’l Headlines…

  • Wildfires kill 1, set thousands of acres ablaze in Nebraska.
  • Historic heat wave breaks records across Southwest as Extreme Heat Warnings persist for millions.
  • Arctic blast overspreads the Midwest and Great Lakes after monster blizzard slams millions.
  • Arctic blast that blanketed more than 180M across Eastern US begins to depart days ahead of spring.
  • Split in the Polar Vortex could mean one last hurrah for winter across the Northern Tier.
  • Atlantic 2026 hurricane season could see major impacts from potentially strong El Niño.
  • Flooding and avalanche threat grows as atmospheric river continues across the Pacific Northwest.
  • Dozens of kids die in hot cars every year. This heat wave raises risk.
  • Florida plagued with frost and Freeze Warnings.
  • More Rain Causes Major Flooding in Hawaii.
  • See it: Entire house on small North Carolina highway creates unusual traffic jam.
  • Why spring equinox auroras shine brightest in March and where to catch them.
  • NASA to conduct Artemis rocket rollout in Florida. How to watch.
  • Here's a look at all the lunar lander missions planned for 2026.

NOAA Weather

Van Nuys, Van Nuys Airport, CA

Last Update on Mar 18 2026, 2:51 pm PDT

Weather by NOAA

Current Conditions: Fair

NOAA Icon

Temp: 96°F

Wind: East at 5mph

Humidity: 16%

Heat Index: 92°F

Your 5-Day Forecast at a Glance

On this day – 3.18.1991

A vigorous storm that started on 3/17 and ended on 3/20 produced one to eight inches of rainfall in lower elevations and up to 14 inches of precipitation in the mountains. 6.17 inches fell at Mt. Wilson and four inches fell in Santa Barbara. Two to five feet of snow fell in the mountains. Local flooding and mud slides resulted.

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