Weather & Tide Report – December 20, 2024
SYNOPSIS: Expect increasing clouds today with mild temperatures in the upper 50s to low 60s. Light rain may develop later, but totals will likely stay below 0.1 inches. Southerly winds will strengthen, with gusts picking up this evening ahead of a stronger system.
TODAY:
Inland: Mostly cloudy, with a high near 61. South wind around 6 mph.
Along the Coast: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 62. South wind 10 to 15 mph, with gusts as high as 20 mph.
TONIGHT:
Inland: Showers and possibly a thunderstorm between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 48. Southeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Along the Coast: A slight chance of rain before 1am, then showers and possibly a thunderstorm between 1am and 4am, then rain and possibly a thunderstorm after 4am. Low around 49. Windy, with a south southeast wind 13 to 23 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Extended Forecast: A strong storm system will arrive tonight into Saturday, bringing heavy rain and gusty southerly winds. Winds could reach 30 mph along the coast and 45-55 mph in higher elevations, with a wind advisory in effect for Humboldt and Del Norte Counties through Saturday morning. Rainfall totals will range from 0.5 to 1.25 inches, with locally higher amounts up to 2 inches in areas like the King Range. Another storm will follow Sunday afternoon, bringing additional rain and gusty winds. Early next week, a more intense atmospheric river could bring 2-4 inches of rain to interior regions, raising the likelihood of rivers like the Eel and Russian reaching minor flood stages by Wednesday. Additional storms later in the week may bring further rain and wind impacts.
Predicted Temperatures
| Location | High Today | Low Tonight | HighTomorrow |
| Inland | 61 | 48 | 53 |
| Along The Coast | 62 | 49 | 56 |
The coastal waters forecast from Point Saint George to Cape Mendocino and out to 10 nautical miles.
A SMALL CRAFT ADVISORY IS IN EFFECT THROUGH THIS EVENING. A GALE WARNING WILL BE IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING.
| Today | Wind | South, 15 to 20 knots. Gusts up to 35 knots this afternoon. |
|---|---|---|
| Waves | South, 7 feet at 7 seconds, and west, 5 feet at 11 seconds. A chance of rain. | |
| Tonight | Wind | South, 25 to 30 knots with gusts up to 45 knots. |
| Waves | South, 8 feet at 9 seconds, and west, 9 feet at 14 seconds. Showers. |
The coastal waters forecast from Cape Mendocino to Point Arena and out to 10 nautical miles.
A SMALL CRAFT ADVISORY IS IN EFFECT THROUGH THIS EVENING. A GALE WARNING WILL BE IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING.
| Today | Wind | Southeast, 15 to 20 knots, becoming south, 20 to 25 knots with gusts up to 35 knots this afternoon. |
| Waves | Southeast, 8 feet at 7 seconds, and west, 9 feet at 15 seconds. A slight chance of rain. | |
| Tonight | Wind | Southeast, 25 to 30 knots with gusts up to 45 knots. |
| Waves | Southeast, 10 feet at 9 seconds, and west, 8 feet at 14 seconds. Showers. |
Here are the tides for Shelter Cove:
Tides: The next high tide of the day will be at 2:01 pm at 5.6 feet, receding to the low tide at 9:13 pm at 0.5 feet. The 1st high tide tomorrow at 4:20 am at 5.3 feet. The 1st low tide tomorrow will occur at 9:50 am at 3.3 feet.
There will be a total of 9 hours and 20 minutes of daylight today. Sunrise today was at 7:34 am, sunset this evening will be at 4:54 pm. Sunrise tomorrow will be at 7:34 am.
The waning gibbous moon will set at 11:30 am this morning and rise again at 10:42 pm tonight.
