Marine Weather Net

Cape Blanco OR to Point St. George CA from 10 to 60 NM Marine Forecast


REST OF TODAY

N
WINDS
15 - 20
KNOTS

TONIGHT

N
WINDS
20 - 25
KNOTS

WED

N
WINDS
20 - 25
KNOTS

WED NIGHT

N
WINDS
25 - 30
KNOTS

The Marine Weather Forecast In Detail:
PZZ376 Forecast Issued: 800 AM PDT Tue Apr 28 2026

SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING ...HAZARDOUS SEAS WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING...
Rest Of Today...N Wind 15 To 20 Kt, Rising To 20 To 25 Kt Late. Seas 6 To 8 Ft. Wave Detail: N 7 Ft At 8 Seconds And Nw 6 Ft At 12 Seconds. A Slight Chance Of Very Light Drizzle Early This Morning.
Tonight...N Wind 20 To 25 Kt With Gusts Up To 30 Kt. Seas 7 To 9 Ft. Wave Detail: N 7 Ft At 8 Seconds, Nw 3 Ft At 11 Seconds And Nw 3 Ft At 18 Seconds.
Wed...N Wind 20 To 25 Kt With Gusts Up To 30 Kt. Seas 7 To 10 Ft. Wave Detail: N 9 Ft At 7 Seconds, Nw 4 Ft At 14 Seconds And Nw 3 Ft At 17 Seconds.
Wed Night...N Wind 25 To 30 Kt, Easing To 20 To 25 Kt After Midnight. Seas 8 To 11 Ft. Wave Detail: N 10 Ft At 7 Seconds And Nw 5 Ft At 14 Seconds.
Thu...N Wind 20 To 25 Kt With Gusts Up To 35 Kt. Seas 8 To 10 Ft. Wave Detail: N 9 Ft At 7 Seconds And Nw 4 Ft At 13 Seconds.
Thu Night...N Wind 20 To 25 Kt With Gusts Up To 30 Kt. Seas 8 To 10 Ft. Wave Detail: N 9 Ft At 7 Seconds And W 5 Ft At 13 Seconds.
Fri...N Wind 20 To 25 Kt. Seas 8 To 9 Ft. Wave Detail: N 8 Ft At 7 Seconds And W 5 Ft At 13 Seconds.
Fri Night...N Wind 25 To 30 Kt. Seas 8 To 10 Ft. Wave Detail: N 8 Ft At 7 Seconds And W 5 Ft At 12 Seconds.
Sat...N Wind Around 25 Kt. Seas 7 To 9 Ft. Wave Detail: N 7 Ft At 8 Seconds And W 5 Ft At 12 Seconds.
Sat Night...N Wind 20 To 25 Kt, Easing To 15 To 20 Kt After Midnight. Seas 7 To 8 Ft.
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Area Forecast Discussion
National Weather Service Medford OR
1040am PDT Tuesday April 28 2026

...Updated the Aviation and Marine Sections... Marine
Updated 800am PDT Tuesday, April 28, 2026...A thermal trough pattern will bring stronger north winds this afternoon, which will then persist through Saturday. Steep to very steep seas are likely, with the strongest winds south of Port Orford. Steep, fresh swell may linger while winds diminish Saturday night and turn southerly on Sunday.

/Issued 418am PDT Tuesday April 28 2026/

Key Points:

* Coast/Coastal valleys: Overnight clouds/drizzle north of Cape Blanco, which could reach Roseburg * Warmer afternoon temperatures today. With clearer skies tonight, mid-/upper 30s are possible for lows west of the Cascades * Ridging mid-week leads to warmer temperatures, east of the Cascades gets the largest jump Friday * Next low pressure system possible this weekend

Satellite shows that the Coos County coast is covered with marine stratus this morning, and it is reaching portions of the Umpqua Basin near Roseburg. There are also low clouds developing in the Illinois Valley. Otherwise, clearer skies prevail. There will be a 5- 15% chance for Northern California and areas east of the Cascades to see a shower, but overall a dry string will begin. today starts a jump in temperatures (overall 3-7 degrees warmer than yesterday) as more of the Rogue Valley will have highs in the low 70s. Upper 50s at the coast and low 60s east of the Cascades are expected this afternoon.

Tonight there will once again be stratus that impacts the Coos County coast and parts of the Umpqua Basin. The areas that remain clear will have lows into the upper 30s and low 40s west and low 30s east. Some locations, including the Illinois Valley, have forecast lows in the frost threat territory. However, the overall temperatures tonight will be in the mid-/upper 30s, so this risk is not high enough to need a Frost Advisory. None the less, if your location near the Illinois Valley is prone to frost, take the proper precautions tonight.

Ridging starts to build Wednesday. This will bring more locations west of the Cascades near or in the 70s, and 60s are forecast east! This will equate to temperatures 10-15 degrees above normal. Thursday will continue the warming trend, and the most warming will be west of the Cascades. The ridge moves farther east Thursday, bringing more of a warming and drying trend to areas east of the Cascades. Highs Friday afternoon are forecast to be in the mid-70s east!

Long term: Models then show the ridge breaking down by this weekend as an upper trough just off the West Coast tries to close off offshore. An increasing number of solutions show the low closing off to our SW, which would bring an increased risk for mainly afternoon and evening showers and thunderstorms Saturday, with the potential for active weather persisting Sunday into early next week. Much will depend on the eventual track of trough/low, however. Many members, particularly from the GEFS ensembles, maintain a weaker trough moving through, which would limit the overall extent/coverage of precipitation. We'll adjust the forecast as things come more into focus. -Spilde

NOAA Medford OR Office: Watches - Warnings - Advisories
OR...CA...None.

PACIFIC COASTAL WATERS...Small Craft Advisory until 11pm PDT Wednesday for PZZ350-356-370-376.

Hazardous Seas Watch from Wednesday morning through Wednesday evening for PZZ356-376.