San Diego's Weather Forecast for Feb. 21, 2022: Cold winter storm

Posted at 5:45 AM, Feb 21, 2022
and last updated 2022-02-22 22:57:58-05

Light showers can be expected early morning, but the rain will get heavier later in the day on Tuesday.

A cold winter storm will bring widespread rain, mountain snow, gusty damaging winds. The strongest winds will be Tuesday. Snow will start accumulating after 6pm Tuesday, and rain will get heavier after as well.

Timing: Rain will build through the day Tuesday, become heavier and most widespread by the evening time. It will continue into the overnight hours, tapering off during the day Wednesday. We dry out by Wednesday night.

Rainfall totals will average between .50 to 1.00" from the coast to the mountains with some areas picking up a little less and others getting a little more. Thunderstorms are possible with this system as well.
Coast: 0.10 - 0.50"
Inland: 0.50 - 1.00"
Deserts: 0.10 - 0.40"

Snow: Snow will be a major impact in the mountains. Snow levels will hover around 4,500' tomorrow, dropping to 4,000' Tuesday night and as low as 3,000 to 3,500' by Wednesday morning.
Snow Totals:
2,000-4,000 Feet: 1-3"
4,000-6,000 Feet: 3-6"
Over 6,000 Feet 6-10"

AWinter Storm Warning will be in effect from 4pm Tuesday to 6pm Wednesday above 4,000'. Damaging winds and snow will lead to difficult travel conditions and slick roads.

Some lower elevations like Pine Valley, Warner Springs and Descanso may see a dusting of snow, areas closer to 4,000' like Julian and Ranchita expect 2 to 4" with the highest mountains of Palomar and Mt. Laguna closer to 6 to 8" and locally up to 10".

Wind: Strong winds will accompany this storm with winds peaking Tuesday late morning into the afternoon.
A High Wind Warning is in effect until 6pm Tuesday for our deserts and until 4pm for our Mountains. Gusty winds will be out of the west with gusts 30 to 70mph.

A Wind Advisory will be in effect for the coast and valleys Tuesday from 8am to 6pm for southwesterly gusts of 15 to 35mph.

Patchy frost can be expected Thursday morning in the wake of the storm, but temperatures will improve throughout the day. Sunshine and warmer weather returns on Thursday with warmer temperatures this weekend. Temperatures will heat back the 70s near the coast and valleys.

Tuesday's Highs:
Coast: 57-61°
Inland: 56-61°
Mountains: 38-51°
Deserts: 69-73°

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