Weather & Tide Report – December 13, 2024
ALERTS; A coastal flood advisory ended at 11 am this morning. A wind advisory is in effect until 4 pm this afternoon. A flood watch has been issued for Friday, December 13th from 2pm until Saturday, December 14th at 3pm.
SYNOPSIS: Strong southerly winds will pick up today, with gusts over 45 mph expected along coastal areas and ridges in Mendocino County from late morning through evening. Rain is likely across the region, with heavy mountain snow starting at elevations around 3,000 feet. Low clouds and gusty conditions will make outdoor activities challenging.
TODAY:
Inland: Rain. The rain could be heavy at times. High near 55. Windy, with a south southeast wind 10 to 15 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Along the Coast: Rain. The rain could be heavy at times. High near 57. Windy, with a south southeast wind 21 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
TONIGHT:
Inland: Rain before 4am, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 44. Breezy, with a southeast wind 16 to 21 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Along the Coast: Rain. The rain could be heavy at times. Low around 44. South wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Extended Forecast: The winter storm will intensify tonight, bringing heavy mountain snow into Saturday morning, with snow levels potentially dropping as low as 2,500 feet in northern Trinity County. Thunderstorms are possible early Saturday, especially along the coast. Precipitation will taper off by Saturday night, and Sunday is expected to be dry. Another round of rain, possibly up to an inch, is forecast for Monday before drier weather returns on Tuesday and Wednesday. Strong winds and occasional lightning make this a dynamic system to monitor.
Predicted Temperatures
| Location | High Today | Low Tonight | HighTomorrow |
| Inland | 55 | 44 | 49 |
| Along The Coast | 57 | 44 | 53 |
The coastal waters forecast from Point Saint George to Cape Mendocino and out to 10 nautical miles.
A GALE WARNING IS IN EFFECT UNTIL 3 PM THIS AFTERNOON.
| Today | Wind | South, 25 to 35 knots, with gusts up to 55 knots. |
|---|---|---|
| Waves | Southwest, 10 feet at 9 seconds, and west, 10 feet at 12 seconds. Rain. | |
| Tonight | Wind | Southwest, 10 to 15 knots. |
| Waves | South, 10 feet at 9 seconds, and west, 10 feet at 14 seconds. Rain. |
The coastal waters forecast from Cape Mendocino to Point Arena and out to 10 nautical miles.
A HAZARDOUS SEAS WARNING WAS IN EFFECT UNTIL 9 AM THIS MORNING. A GALE WARNING IS NOW IN EFFECT THROUGH THIS EVENING.
| Today | Wind | Southeast, 25 to 35 knots, veering to the south, 30 to 40 knots this afternoon. |
| Waves | South, 12 feet at 10 seconds, and west, 12 feet at 12 seconds. Rain. | |
| Tonight | Wind | South, 35 to 40 knots. |
| Waves | South, 13 feet at 10 seconds, and west, 9 feet at 15 seconds. Rain. |
Here are the tides for Shelter Cove:
Tides: The next low tide of the day will be at 3:56 pm at minus 1.3 feet, building to the high tide at 10:40 pm at 5.0 feet. The 1st low tide tomorrow will occur at 3:13 am at 3.1 feet. The 1st high tide tomorrow will be at 9:18 am at 7.7 feet.
There will be a total of 9 hours and 21 minutes of daylight today. Sunrise today was at 7:30 am, sunset this evening will be at 4:51 pm. Sunrise tomorrow will be at 7:30 am.
The waxing gibbous moon will rise at 3:14 pm this afternoon and set at 7:06 am tomorrow morning.
The full moon will occur on December 15th.
