February 20, 2026 1:03 AM

Busy Interstate 15 in the Cajon Pass was Temporarily Shut Down Due to Flooding

CAJON PASS, CA. (Pain In The Pass) >> Weather Service issued a flash flood warning for parts of San Bernardino County on Christmas Eve. after heavy rainfall closed a portion of a busy 15 Freeway in the Cajon Pass.

A portion of Interstate 15, which connects the high desert to San Bernardino neighboring suburbs, were impacted by flooding, according to the California Highway Patrol.

The incident happened around 7:30am December 24, 2025 on northbound I-15 at the Highway 138 exit.

Some traffic lanes were temporarily closed due to flooding, according to Caltrans including both the north and southbound lanes. Northbound had a longer cleanup.

 It was reported multiple clogged drains from the center divider caused the closure.

Caltrans said, at 5:20pm all lanes were reopened.

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Cajon Pass
1:03 am, Feb 20, 2026
temperature icon 34°F
overcast clouds
Humidity: 71 %
Pressure: 1012 mb
Wind: 9 mph
Wind Gust: 15 mph
Clouds: 100%
Visibility: 10 km
Sunrise: 6:29 am
Sunset: 5:37 pm
  • Temperature
  • Precipitation
  • Rain Chance
  • Wind
  • Humidity
  • Pressure
1:00 am
temperature icon
32°/34°°F 0.27 mm 27% 5 mph 71% 1012 mb 0.22 mm/h
4:00 am
temperature icon
32°/33°°F 0.2 mm 20% 3 mph 77% 1013 mb 0.23 mm/h
7:00 am
temperature icon
34°/34°°F 0 mm 0% 3 mph 77% 1015 mb 0 mm/h
10:00 am
temperature icon
40°/40°°F 0 mm 0% 7 mph 60% 1017 mb 0 mm/h
1:00 pm
temperature icon
47°/47°°F 0 mm 0% 3 mph 51% 1017 mb 0 mm/h
4:00 pm
temperature icon
42°/42°°F 0 mm 0% 2 mph 51% 1016 mb 0 mm/h
7:00 pm
temperature icon
37°/37°°F 0 mm 0% 6 mph 63% 1018 mb 0 mm/h
10:00 pm
temperature icon
35°/35°°F 0 mm 0% 3 mph 65% 1021 mb 0 mm/h