FIRE WX AND ALERTS

SoCal  FIRE WEATHER OUTLOOK

DISCUSSION…
A slow warming trend will occur through Thursday when highs will be near 3 to 7 degrees above normal, followed by a degree or two of cooling each day through next weekend. Dry weather will prevail through at least Wednesday. There is a 10-15% chance of showers over the mountains on Thursday afternoon, increasing to a 15-20% chance of showers and thunderstorms over the mountains and adjacent deserts each afternoon Friday through the weekend.

Fire Weather Forecast for the San Bernardino County Mountains- Mon Aug 17 2026

.TODAY…Sky/weather………Mostly sunny…becoming partly cloudy.
Max temperature…..76 to 86 above 6000 feet to 82 to 92 below 6000 feet. 24 HR TREND……Up 2 degrees.
Min humidity……..20 to 25 percent. 24 HR TREND……Down 10 percent.
WIND (20 FT)……..SLOPES………..Winds west around 6 mph…becoming 6 to 14 mph in the afternoon. Gusts to 20 mph in the afternoon.
RIDGETOP………Winds south 6 to 10 mph. CWR (>0.10 IN)……1 percent.

.TONIGHT…Sky/weather………Mostly clear.
Min temperature…..50 to 60 above 6000 feet to 61 to 71 below 6000 feet. 24 HR TREND……Up 3 degrees.
Max humidity……..25 to 35 percent on desert slopes to 40 to 50 percent on coastal slopes. 24 HR TREND……Down 5 percent.
WIND (20 FT)……..SLOPES………..Winds west 6 to 13 mph…becoming 6 to 9 mph after midnight. Gusts to 20 mph in the evening.
RIDGETOP………Winds south 6 to 13 mph. CWR (>0.10 IN)……1 percent.

.TUESDAY…Sky/weather………Mostly sunny…becoming partly cloudy.
Max temperature…..78 to 88 above 6000 feet to 84 to 94 below 6000 feet. 24 HR TREND……Up 2 degrees.
Min humidity……..20 to 25 percent. 24 HR TREND……Little change.
WIND (20 FT)……..SLOPES………..Winds south 6 to 15 mph with gusts to 20 mph.
RIDGETOP………Winds south 6 to 15 mph. CWR (>0.10 IN)……0 percent.

FORECAST DAYS 3 THROUGH 7…SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED

.TUESDAY NIGHT…Warmer. Mostly clear. Lows in the upper 60s. Light winds.
.WEDNESDAY…Mostly sunny. Highs in the upper 80s. Light winds.
.WEDNESDAY NIGHT…Mostly clear. Lows in the upper 60s. Light winds.
.THURSDAY…Mostly sunny. Highs in the upper 80s. Light winds.
.THURSDAY NIGHT…Mostly clear. Lows in the upper 60s. Light winds.
.FRIDAY…Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Light winds.
.FRIDAY NIGHT…Partly cloudy. Lows in the upper 60s.
.SATURDAY…Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s.
.SATURDAY NIGHT…Mostly clear. Slight chance of showers in the evening. Lows in the upper 60s.
.SUNDAY…Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s.

MAX TEMP AND WX OUTLOOK