SD Forecast Discussion

000
FXUS66 KSGX 190410
AFDSGX

Area Forecast Discussion
National Weather Service San Diego CA
910 PM PDT Mon Mar 18 2024

.SYNOPSIS...
Partly cloudy Tuesday with a chance for afternoon showers and
thunderstorms over the mountains. Wednesday through Friday will be
dry and mild with weak high pressure aloft. A trough will bring
cooler weather over the weekend with a chance for showers over and
west of the mountains.

&&

.DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE...
SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO
COUNTIES...

Showers and thunderstorms were scattered all across Southern
California today from the deserts to the coast. Thunderstorm outflow
winds gusted to 54 mph in Santee, 50 mph at Alpine, and 40 mph at
Ramona in San Diego County between 1230 PM and 1 PM. In Orange
County, thunderstorms brought quite a bit of lightning as they moved
from NE to SW later in the afternoon.

Thunderstorm activity Tuesday will be most likely be confined to the
mountains as the last of the shortwaves rotates around the closed
low over AZ. On Wednesday the low becomes an open wave and moves
east, replaced by a weak ridge that will bring dry, mild weather
through Friday.

A trough deepening down the West Coast will bring cooler weather,
gusty winds and a chance for rain Saturday night through Monday.

&&

.AVIATION...
190320Z...Scattered high clouds will continue across the area
tonight and into Tuesday. Some potential for afternoon convective
precipitation again tomorrow over the higher terrain, but any
showers will be short lived and isolated to the higher terrain.

&&

.MARINE...
No hazardous marine weather is expected through Friday.

&&

.SGX WATCHES/WARNINGS/ADVISORIES...
CA...None.
PZ...None.

&&

$$

PUBLIC...Moede
AVIATION/MARINE/BEACHES...Suk

NWS SGX Office Area Forecast Discussion