February 20, 2026 7:37 AM

Southern California Worst Heat Wave This Year So Far

SOUTHERN CALIFORNIA, CA. (Pain In The Pass) >> Excessive Heat Warning for all Inland Empire cities and the whole high desert areas starting on Wednesday and can last until Saturday.

This warning has been issued across most of Southern California in anticipation of the extreme heat and fire danger set to hit

This heat wave can expect temps to hit 105 ° to 115+ ° on Wednesday, Thursday, Friday, and possible on Saturday.

With the extreme heat plus it’s going to be on the humid side at times, so it’s going to feel uncomfortable.

There is a chance of thunderstorms in Southern California for the next four to five days.

The heat wave is expected to peak on Thursday and Friday with temperatures beginning to come down over the weekend. Monday’s temps will still remaining above average.

A red flag warning indicating critical fire danger due to the heat wave also starts Wednesday through the weekend. If a fire starts, it can grow out of control quickly.

Heat Health Safety Tips:

Stay hydrated! The more hydrated you are, the more effective your body will be keeping you cool. Drink water – not soda, energy drinks, and alcoholic drinks, which will dehydrate you.

Avoid exercise in the middle of the day. If you need to exercise outside, do it early in the morning when the temperature is lower.

Wear lightweight, light-colored natural fabrics like cotton and linen, as these will help your skin breathe and let your sweat evaporate, this will keep you cooler.

Turn off big appliances and help prevent brown-outs!

Make sure your pets have shade and lots of water.

There are more ways to follow the Pain In The Pass. Join the Traffic Group on Facebook with over 162,000 members. Join the group on MeWe. Like us on the NEW page on Facebook. Follow us on Instagram, and also follow us on Threads, and X aka Twitter.

loader-image
Cajon Pass
7:37 am, Feb 20, 2026
temperature icon 32°F
overcast clouds
Humidity: 75 %
Pressure: 1015 mb
Wind: 9 mph
Wind Gust: 8 mph
Clouds: 89%
Visibility: 10 km
Sunrise: 6:29 am
Sunset: 5:37 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
10:00 am
temperature icon
34°/38°°F 0 mm 0% 8 mph 71% 1016 mb 0 mm/h
1:00 pm
temperature icon
42°/46°°F 0 mm 0% 4 mph 59% 1016 mb 0 mm/h
4:00 pm
temperature icon
46°/46°°F 0 mm 0% 3 mph 51% 1016 mb 0 mm/h
7:00 pm
temperature icon
35°/35°°F 0 mm 0% 6 mph 61% 1019 mb 0 mm/h
10:00 pm
temperature icon
34°/34°°F 0 mm 0% 4 mph 61% 1021 mb 0 mm/h
1:00 am
temperature icon
33°/33°°F 0 mm 0% 3 mph 62% 1022 mb 0 mm/h
4:00 am
temperature icon
32°/32°°F 0 mm 0% 5 mph 63% 1022 mb 0 mm/h
7:00 am
temperature icon
33°/33°°F 0 mm 0% 5 mph 63% 1024 mb 0 mm/h