Alert archive / California / Small Craft Advisories in 2015
Small Craft Advisory 201, NWS Eureka, CA
NWS Eureka, CA issued this small craft advisory at Dec 10, 2015, 8:41 AM PST. It was in force for 36 hr.
The area
The counties it named.
The facts
- Issued
- Dec 10, 2015, 8:41 AM PST (16:41 UTC)
- Expired
- Dec 11, 2015, 9:00 PM PST
- In force
- 36 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted, in the capitals the NWS used until 2016.
487 WHUS76 KEKA 101641 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 841 AM PST THU DEC 10 2015 PZZ470-110045- /O.CAN.KEKA.GL.W.0040.000000T0000Z-151210T1700Z/ /O.NEW.KEKA.SC.Y.0201.151210T1641Z-151212T0500Z/ /O.EXA.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- 841 AM PST THU DEC 10 2015 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST FRIDAY... ...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 4 AM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A HAZARDOUS SEAS WARNING...WHICH IS IN EFFECT UNTIL 4 AM PST SATURDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT ADVISORY IS IN EFFECT UNTIL 9 PM PST FRIDAY. THE GALE WARNING HAS BEEN CANCELLED. * WINDS...W WIND 20 TO 30 KT. POSSIBLE GUSTS TO 40 KT AROUND STRONG SHOWERS OR TSTMS TODAY. * SEAS...BUILDING W SWELL TO 25 TO 30 FT TODAY. LARGE SEAS WILL CONTINUE FRI THROUGH FRI NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ475-110045- /O.NEW.KEKA.SC.Y.0201.151210T1641Z-151212T0500Z/ /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 841 AM PST THU DEC 10 2015 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST FRIDAY... ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM PST FRIDAY. * WINDS...WEST 15 TO 25 KT...WITH POSSIBLE HIGHER GUSTS AROUND STRONG SHOWERS OR TSTMS. * SEAS...BUILDING W SWELL OF 23 TO 29 FT TODAY. LARGE SWELL WILL CONTINUE FRI THROUGH FRI NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ450-455-110045- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- CAPE MENDOCINO TO PT ARENA OUT 10 NM- 841 AM PST THU DEC 10 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... * WINDS...WEST 10 TO 20 KT WITH GUSTS TO 25 KT. GUSTS TO 40 KT POSSIBLE AROUND STRONG SHOWERS OR TSTMS. * SEAS...BUILDING W SWELL OF 23 TO 30 FT THIS AFTERNOON AND TONIGHT. LARGE SWELL WILL CONTINUE THROUGH FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. && $$
6 follow-up statements
734 WHUS76 KEKA 102300 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 300 PM PST THU DEC 10 2015 PZZ470-475-110700- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ /O.CON.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 300 PM PST THU DEC 10 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST FRIDAY... * WINDS...W WIND 20 TO 30 KT. POSSIBLE GUSTS TO 45 KT AROUND STRONG SHOWERS OR TSTMS TODAY. * SEAS...W SWELL OF 25 TO 35 FT THIS AFTERNOON AND TONIGHT. LARGE SWELL WILL CONTINUE THROUGH FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ450-455-110700- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- CAPE MENDOCINO TO PT ARENA OUT 10 NM- 300 PM PST THU DEC 10 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... * WINDS...WEST 10 TO 20 KT WITH GUSTS TO 25 KT. GUSTS TO 40 KT POSSIBLE AROUND STRONG SHOWERS OR TSTMS. * SEAS...W SWELL OF 25 TO 35 FT THIS AFTERNOON AND TONIGHT. LARGE SWELL WILL CONTINUE THROUGH FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. && $$
049 WHUS76 KEKA 110439 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 839 PM PST THU DEC 10 2015 PZZ470-475-111245- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ /O.CON.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 839 PM PST THU DEC 10 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST FRIDAY... * WINDS...W WIND 20 TO 30 KT. POSSIBLE GUSTS TO 45 KT AROUND STRONG SHOWERS OR TSTMS TODAY. * SEAS...W SWELL OF 25 TO 35 FT THIS AFTERNOON AND TONIGHT. LARGE SWELL WILL CONTINUE THROUGH FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ450-455-111245- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- CAPE MENDOCINO TO PT ARENA OUT 10 NM- 839 PM PST THU DEC 10 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... * WINDS...WEST 10 TO 20 KT WITH GUSTS TO 25 KT. GUSTS TO 40 KT POSSIBLE AROUND STRONG SHOWERS OR TSTMS. * SEAS...W SWELL OF 25 TO 35 FT THIS AFTERNOON AND TONIGHT. LARGE SWELL WILL CONTINUE THROUGH FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. && $$
066 WHUS76 KEKA 111118 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 318 AM PST FRI DEC 11 2015 PZZ470-475-111930- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ /O.CON.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 318 AM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... * WINDS...W WIND 20 TO 30 KT. POSSIBLE GUSTS TO 45 KT AROUND STRONG SHOWERS OR TSTMS TODAY. * SEAS...W SWELL OF 25 TO 30 FT THIS AFTERNOON SUBSIDING INTO THE WEEKEND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ450-455-111930- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- CAPE MENDOCINO TO PT ARENA OUT 10 NM- 318 AM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... * WINDS...WEST 10 TO 20 KT WITH GUSTS TO 25 KT. GUSTS TO 40 KT POSSIBLE AROUND STRONG SHOWERS OR TSTMS. * SEAS...W SWELL OF 25 TO 35 FT THIS AFTERNOON SUBSIDING INTO THE WEEKEND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. && $$
826 WHUS76 KEKA 111700 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 900 AM PST FRI DEC 11 2015 PZZ470-475-120100- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ /O.CON.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 900 AM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... * WINDS...W WIND 20 TO 30 KT. POSSIBLE GUSTS TO 45 KT AROUND STRONG SHOWERS OR TSTMS TODAY. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ450-455-120100- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1200Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- CAPE MENDOCINO TO PT ARENA OUT 10 NM- 900 AM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... * WINDS...WEST 10 TO 20 KT WITH GUSTS TO 25 KT. GUSTS TO 40 KT POSSIBLE AROUND STRONG SHOWERS OR TSTMS. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. && $$
804 WHUS76 KEKA 112308 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 308 PM PST FRI DEC 11 2015 PZZ475-120715- /O.EXT.KEKA.SE.W.0038.000000T0000Z-151212T1700Z/ /O.CON.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ /O.NEW.KEKA.SC.Y.0202.151212T2300Z-151213T0900Z/ /O.NEW.KEKA.GL.W.0041.151213T0900Z-151214T1100Z/ CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 308 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 9 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 1 AM SUNDAY TO 3 AM PST MONDAY... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE WARNING...WHICH IS IN EFFECT FROM 1 AM SUNDAY TO 3 AM PST MONDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT ADVISORY IS IN EFFECT FROM 3 PM SATURDAY TO 1 AM PST SUNDAY. * WINDS...W WIND 15 TO 25 KT. POSSIBLE GUSTS TO 45 KT AROUND STRONG SHOWERS OR TSTMS THIS EVENING. GALE FORCE WINDS WILL DEVELOP ON SUNDAY AROUND A POTENT COLD FRONT APPROACHING THE WATERS. GUSTS TO 45 KT ARE POSSIBLE AROUND THIS FRONT. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SUNDAY TO AROUND 13 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ PZZ470-120715- /O.EXT.KEKA.SE.W.0038.000000T0000Z-151212T1700Z/ /O.CON.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ /O.NEW.KEKA.GL.W.0041.151212T1700Z-151214T0500Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- 308 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 9 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... ...GALE WARNING IN EFFECT FROM 9 AM SATURDAY TO 9 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE WARNING...WHICH IS IN EFFECT FROM 9 AM SATURDAY TO 9 PM PST SUNDAY. * WINDS...W WIND 15 TO 25 KT THIS EVENING. POSSIBLE GUSTS TO 45 KT AROUND STRONG SHOWERS OR TSTMS. GALE FORCE WINDS WILL DEVELOP ON SATURDAY AROUND A POTENT COLD FRONT APPROACHING THE WATERS. GUSTS TO 50 KT ARE POSSIBLE AROUND THIS FRONT. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SATURDAY TO AROUND 10 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ PZZ450-120715- /O.EXT.KEKA.SE.W.0038.000000T0000Z-151212T1100Z/ /O.NEW.KEKA.GL.W.0041.151212T1700Z-151213T2300Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- 308 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 3 AM PST SATURDAY... ...GALE WARNING IN EFFECT FROM 9 AM SATURDAY TO 3 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE WARNING...WHICH IS IN EFFECT FROM 9 AM SATURDAY TO 3 PM PST SUNDAY. * WINDS...GALE FORCE WINDS WILL DEVELOP ON SATURDAY AROUND A POTENT COLD FRONT APPROACHING THE WATERS. GUSTS TO 45 KT ARE POSSIBLE AROUND THIS FRONT. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SATURDAY TO AROUND 8 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ PZZ455-120715- /O.EXT.KEKA.SE.W.0038.000000T0000Z-151212T1100Z/ /O.NEW.KEKA.GL.W.0041.151213T1100Z-151214T0500Z/ CAPE MENDOCINO TO PT ARENA OUT 10 NM- 308 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING NOW IN EFFECT UNTIL 3 AM PST SATURDAY... ...GALE WARNING IN EFFECT FROM 3 AM TO 9 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN EUREKA HAS ISSUED A GALE WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 PM PST SUNDAY. * WINDS...GALE FORCE WINDS WILL DEVELOP ON SUNDAY AROUND A POTENT COLD FRONT APPROACHING THE WATERS. GUSTS TO 45 KT ARE POSSIBLE AROUND THIS FRONT. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SUNDAY TO AROUND 10 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$
103 WHUS76 KEKA 120458 MWWEKA URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE EUREKA CA 858 PM PST FRI DEC 11 2015 PZZ475-121300- /O.EXP.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1700Z/ /O.CON.KEKA.SC.Y.0202.151212T2300Z-151213T0900Z/ /O.CON.KEKA.GL.W.0041.151213T0900Z-151214T1100Z/ CAPE MENDOCINO TO PT ARENA 10 TO 60 NM- 858 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST SATURDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM SATURDAY TO 1 AM PST SUNDAY... ...GALE WARNING REMAINS IN EFFECT FROM 1 AM SUNDAY TO 3 AM PST MONDAY... * WINDS...NW WIND 15 TO 25 KT DIMINISHING TONIGHT. GALE FORCE WINDS WILL DEVELOP SATURDAY NIGHT INTO SUNDAY AHEAD OF A COLD FRONT APPROACHING THE WATERS. GUSTS TO 45 KT ARE POSSIBLE. * SEAS...W SWELL OF 20 TO 30 FT TODAY SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SUNDAY TO AROUND 13 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ PZZ470-121300- /O.EXP.KEKA.SC.Y.0201.000000T0000Z-151212T0500Z/ /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1700Z/ /O.CON.KEKA.GL.W.0041.151212T1700Z-151214T0500Z/ PT ST GEORGE TO CAPE MENDOCINO 10 TO 60 NM- 858 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 9 AM PST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO 9 PM PST SUNDAY... * WINDS...NW WIND 10 TO 20 KT TONIGHT. GALE FORCE WINDS WILL DEVELOP ON SATURDAY AROUND A COLD FRONT APPROACHING THE WATERS. GUSTS TO 50 KT ARE POSSIBLE WITH THIS FRONT. * SEAS...W SWELL OF 20 TO 30 FT TONIGHT SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SATURDAY TO AROUND 10 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ PZZ450-121300- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1100Z/ /O.CON.KEKA.GL.W.0041.151212T1700Z-151213T2300Z/ PT ST GEORGE TO CAPE MENDOCINO OUT 10 NM- 858 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO 3 PM PST SUNDAY... * WINDS...GALE FORCE WINDS WILL DEVELOP ON SATURDAY AROUND A POTENT COLD FRONT APPROACHING THE WATERS. GUSTS TO 45 KT ARE POSSIBLE AROUND THIS FRONT. * SEAS...W SWELL OF 20 TO 30 FT TONIGHT SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SATURDAY TO AROUND 8 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ PZZ455-121300- /O.CON.KEKA.SE.W.0038.000000T0000Z-151212T1100Z/ /O.CON.KEKA.GL.W.0041.151213T1100Z-151214T0500Z/ CAPE MENDOCINO TO PT ARENA OUT 10 NM- 858 PM PST FRI DEC 11 2015 ...HAZARDOUS SEAS WARNING REMAINS IN EFFECT UNTIL 3 AM PST SATURDAY... ...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 PM PST SUNDAY... * WINDS...GALE FORCE WINDS WILL DEVELOP SATURDAY NIGHT INTO SUNDAY AROUND A POTENT COLD FRONT APPROACHING THE WATERS. GUSTS TO 45 KT ARE POSSIBLE. * SEAS...W SWELL OF 20 TO 30 FT TONIGHT SUBSIDING INTO THE WEEKEND. STEEP SOUTHWESTERLY WAVES BUILDING ON SUNDAY TO AROUND 10 FT AT 8 SECONDS AROUND A POTENT COLD FRONT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HAZARDOUS SEAS WARNING MEANS HAZARDOUS SEA CONDITIONS ARE IMMINENT OR OCCURRING. RECREATIONAL BOATERS SHOULD REMAIN IN PORT...OR TAKE SHELTER UNTIL WAVES SUBSIDE. COMMERCIAL VESSELS SHOULD PREPARE FOR ROUGH SEAS AND CONSIDER REMAINING IN PORT OR TAKING SHELTER IN PORT UNTIL HAZARDOUS SEAS SUBSIDE. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$
What forecasters said that day
The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Eureka, CA wrote its last area forecast discussion before this small craft advisory went out at Dec 10, 6:57 AM PST, 1 hour 44 minutes earlier.
Area forecast discussion, Dec 10, 6:57 AM PST, 1 hour 44 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE EUREKA CA
657 AM PST THU DEC 10 2015
.SYNOPSIS...SCATTERED RAIN SHOWERS AND MOUNTAIN SNOW SHOWERS WILL
PERSIST TODAY THROUGH FRIDAY. ISOLATED THUNDERSTORMS ARE EXPECTED
NEAR THE COAST WITH THE STRONGER SHOWERS AND STORMS CAPABLE OF
PRODUCING SMALL HAIL. ANOTHER POTENT STORM SYSTEM WILL BRING MORE
HEAVY RAIN TO THE REGION THIS WEEKEND.
&&
.UPDATE...ALLOWED THE WIND ADVISORY TO EXPIRE IN INTERIOR
MENDOCINO COUNTY EVEN THOUGH WIND GUSTS TO 45 MPH WILL STILL BE
POSSIBLE ON SOME OF THE HIGHEST PEAKS. IN GENERAL THE STRONGEST
GRADIENT WINDS HAVE COME TO AN END.
&&
.SHORT TERM...(THROUGH FRIDAY NIGHT)...COLDER AIR IS FUNNELING OVER
NORTHWEST CALIFORNIA BEHIND A STRONG COLD FRONT BRINGING 500MB
TEMPERATURES OF BETWEEN -27 AND -30C. AS THIS OCCURS...INSTABILITY
GENERATED BY THE COLDER AIR MOVING OVER THE RELATIVELY WARM COASTAL
WATERS WILL RESULT IN A TRANSITION FROM THE STRATIFORM RAIN WE
SAW THIS MORNING TO NUMEROUS CONVECTIVE SHOWERS...LIKELY ARRIVING
IN MULTIPLE ROUNDS THROUGH LATE FRIDAY. GIVEN THE COLD
TEMPERATURES ALOFT AND INSTABILITY PROJECTIONS OF 500-800 J/KG
ACROSS THE WATERS AND ALONG THE IMMEDIATE COAST...SMALL HAIL IS
LIKELY WITH THIS ACTIVITY...ALONG WITH OCCASIONAL LIGHTNING
STRIKES. THERE MAY BE ENOUGH INSTABILITY AND WINDS ALOFT TO
SUPPORT SOME STRONGER STORMS AND THE STORM PREDICTION CENTER HAS
PLACED THE NORTHWEST CALIFORNIA COAST IN A MARGINAL RISK FOR
STRONG STORMS THROUGH TONIGHT.
MEANWHILE...SNOW LEVELS WILL QUICKLY DROP THROUGH THE DAY
TODAY...REACHING THEIR LOWEST LEVELS OVERNIGHT TONIGHT AND EARLY
FRIDAY MORNING. JUST HOW LOW THESE SNOW LEVELS WILL DROP IS A BIT OF
A QUESTION MARK...AS MODELS TYPICALLY PERFORM POORLY IN THESE
SITUATIONS IN MANY AREAS OF NW CA. IN PARTICULAR...PARTS OF EASTERN
TRINITY COUNTY ALONG 299 AND HIGHWAY 3 TEND TO SEE LOWER SNOW LEVELS
THAN THE SURROUNDING AREA. THIS HAS OCCURRED THE PAST TWO WINTER
WEATHER EVENTS WHERE LOCATIONS SUCH AS OREGON MOUNTAIN AND TRINITY
CENTER SAW ACCUMULATING SNOW WHEN MODEL FORECASTED SNOW LEVELS DID
NOT SUGGEST THAT THIS WOULD OCCUR. THUS WINTER WEATHER ADVISORIES
HAVE BEEN ISSUED FOR TRINITY COUNTY TO 2000 FEET...NORTH COAST
INTERIOR TO 2500 FEET...AND INTERIOR MENDOCINO COUNTY TO 3000
FEET...BEGINNING THIS MORNING AND LASTING THROUGH FRIDAY EVENING. AS
MENTIONED PREVIOUSLY...THE LOWEST SNOW LEVELS WILL LIKELY OCCUR
OVERNIGHT TONIGHT AND EARLY FRIDAY MORNING...AND DURING THIS TIME
FRAME A QUICK COUPLE OF INCHES OF SNOW WILL BE POSSIBLE AS LOW AS
THE VALLEY FLOOR IN THE AREAS MENTIONED ABOVE. SNOW LEVELS WILL
LIKELY LIFT A BIT DURING THE AFTERNOON FRIDAY AS TEMPERATURES
WARM...BUT HIGHER PASSES SUCH AS SOUTH FORK ALONG HIGHWAY 36 AND
SCOTT MOUNTAIN ON HIGHWAY 3 WILL STILL BE COLD ENOUGH TO SEE
CONTINUED SNOW ACCUMULATIONS THROUGH THE DAY FRIDAY. IN THE LOWER
LYING AREAS INCLUDED IN THE ADVISORIES...IE 2000 TO 3000 FEET...SNOW
ACCUMULATION WILL LIKELY ONLY BE ON THE ORDER OF 1 TO 3 INCHES AS
THE WINDOW OF SUFFICIENTLY COLD TEMPERATURES WILL BE RELATIVELY
BRIEF. HOWEVER...ABOVE 3500 FEET ACCUMULATIONS OF 3 TO 7 INCHES WILL
BE POSSIBLE AS SHOWERS ARE EXPECTED TO BE FAIRLY ROBUST AND
PERSISTENT THROUGH FRIDAY AFTERNOON...AND POSSIBLY EVEN INTO EARLY
SATURDAY MORNING. THE HIGHER PEAKS OVER 4500 MAY SEE EVEN MORE
SNOW.
IN ADDITION TO THE WINTER WEATHER CONCERNS...A NON TRIVIAL AMOUNT OF
RAIN WILL CONTINUE TO FALL AT LOWER ELEVATIONS DUE TO THE PERSISTENT
SHOWERS. WHILE RIVERS WILL LIKELY REACH THEIR PEAK FLOWS BY THIS
AFTERNOON FOLLOWING THE PRIMARY FRONTAL BAND...PERSISTENT SHOWER
ACTIVITY THROUGH FRIDAY WILL LIKELY RESULT IN A DELAYED RECESSION OF
WATER LEVELS. IN ANY CASE THOUGH...CURRENT PROJECTIONS CONTINUE TO
INDICATE THAT MAIN STEM RIVERS WILL NOT RISE TO MONITOR LEVELS.
BRC/RPA
.LONG TERM...(SATURDAY THROUGH FRIDAY)...THE MAIN STORY THIS COMING
WEEKEND WILL BE ANOTHER STRONG STORM SYSTEM AND POTENTIAL
ATMOSPHERIC RIVER THAT IS FAVORED BY THE MODELS TO IMPACT OUR
REGION WITH HEAVY RAINFALL AND POSSIBLE GUSTY WINDS. MODELS HAVE
ONLY TRENDED TOWARD MORE RAINFALL IN THE LAST 24 HOURS...SO
CONFIDENCE IS INCREASING THAT SIGNIFICANT RAIN MAY DEVELOP WITH
AREAL FLOODING AND POTENTIALLY RISES ON SOME MAIN STEM RIVERS INTO
MONITOR STAGE. THERE REMAINS SEVERAL DAYS UNTIL THIS STORM
ARRIVES...SO THE DETAILS WILL LIKELY CHANGE INCLUDING THE FORECAST
RAIN AMOUNTS...BUT MODELS NOW PREDICT A WARM FRONT TO FIRST BEGIN
TO IMPACT THE SOUTHERN OREGON AND NORTHWEST CALIFORNIA COAST
DURING THE DAY SATURDAY. A COLD FRONT WILL THEN SLIDE THIS FRONT
SOUTH TARGETING THE BEST VAPOR TRANSPORT OVER NORTHWEST CALIFORNIA
AT THE SAME TIME AS A SECONDARY...POTENTIALLY STRONG LOW PRESSURE
SYSTEM ADVANCES TOWARD THE COAST. IF THIS LOW DEVELOPS AS FORECAST
IN THE MODELS...THE FRONT WILL THEN STALL OVER NORTHWEST
CALIFORNIA SATURDAY NIGHT BRINGING CONTINUOUS HEAVY RAINFALL FOR
SOME PORTIONS OF THE REGION. FOR NOW THE TARGET IS FROM CAPE
MENDOCINO TO THE OREGON BORDER...BUT ONLY A SLIGHT DEVIATION IN
STORM TRACK FROM CURRENT MODEL GUIDANCE WOULD CHANGE THE BULLSEYE
OF PRECIPITATION SIGNIFICANTLY. THIS LOW WILL THEN MOVE INLAND
AND PUSH ANOTHER COLD FRONT SOUTH AND FINALLY BRING AN END TO THE
HEAVY RAIN ON SUNDAY. THE WEATHER PREDICTION CENTER CURRENTLY
FORECASTS OVER 6 INCHES OF RAIN FOR THE HARDEST HIT LOCATIONS. IN
ADDITION...IF THE LOW PRESSURE SYSTEM STRENGTHENS OFF THE
IMMEDIATE COAST SATURDAY NIGHT THERE COULD BE ANOTHER STRONG WIND
EVENT. THIS IS DEFINITELY AN EVENT THAT PEOPLE SHOULD PAY CLOSE
ATTENTION TO AND FOLLOW UPDATED FORECASTS AS THE FORECAST DETAILS
BECOME CLEARER.
AFTER THE FRONT MOVES INLAND ON SUNDAY...NORTHWESTERLY FLOW ALOFT
WILL MOVE OVER NORTHWEST CALIFORNIA AS A TROUGH SETTLES INTO THE
INTERMOUNTAIN WEST. THIS WILL BRING MUCH COOLER TEMPERATURES TO THE
REGION WITH LOWS BACK INTO THE 20S ACROSS THE INTERIOR AND 30S NEAR
THE COAST. SHORTWAVES IN THE UPPER LEVEL FLOW MAY BRING PERIODS OF
SHOWERS OR LIGHT RAIN/SNOW ACTIVITY THROUGH THE END OF THE WORK
WEEK. RPA
&&
.AVIATION...A COOLER AIR MASS WILL GENERATE OCCASIONAL SHOWERS WITH
PERIODIC MVFR CONDITIONS TODAY AND TONIGHT. ISOLATED TSTMS HAVE BEEN
OCCURRING OVERNIGHT WELL OFFSHORE. SOME OF THESE T-STORMS MAY MOVE
INTO OR AROUND THE COASTAL TERMINALS TODAY AND TONIGHT. A LOW
PRESSURE SYSTEM TO OUR NORTH WILL GENERATE GUSTY W TO SW WINDS
THROUGH THE DAY. THE WINDS SHOULD LAY DOWN TONIGHT.
&&
.MARINE...AN IMPRESSIVE LOOKING STORM WELL TO OUR NW HAS BEEN
GENERATING VERY LARGE SEAS. AS OF 3AM PST...BUOY #2 250 WEST
OF CAPE BLANCO OREGON HAS BEEN REPORTING SEAS NEAR 40 FEET WITH
WESTERLY WINDS HOWLING AT 40-50KT. THE REPORTS FROM BUOY #2 HAS BEEN
REALLY CLOSE TO THE MODEL FORECAST. THUS WILL CONTINUE TO CLOSELY
FOLLOW THE NWW3 GUIDANCE WHICH HAS THE SWELL BUILDING TO 25 TO 29
FEET AT 15 TO 17 SECONDS THIS AFTERNOON AND EVENING. WE HAVE NOT
SEEN SWELL OF THIS MAGNITUDE FOR QUITE SOME TIME AND A HIGH SURF
WARNING REMAINS IN EFFECT OF BREAKERS OF 30+ FEET. A WARNING FOR
HAZARDOUS SEAS IS IN EFFECT AS WELL THROUGH FRI NIGHT. THE SWELL
SHOULD START TO SUBSIDE BELOW 20 FT OVER THE WEEKEND. HOWEVER
ANOTHER POTENT STORM FRONT WILL IMPACT THE WATERS WITH HIGH WINDS
AND HEAVY SEAS THIS WEEKEND. THE SWELL WITH THIS STORM DOES NOT LOOK
AS IMPRESSIVE...HOWEVER WITH THE ADDED CONTRIBUTION FROM STRONG SW
AND NW WINDS...SEAS MAY INDEED SPIKE UP TO 20 FEET OR MORE AGAIN
THIS WEEKEND.
&&
.HYDROLOGY...A FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING
FOR HUMBOLDT AND DEL NORTE COUNTIES WITH HEAVY RAIN SHOWERS AND
THUNDERSTORMS EXPECTED THROUGH THE DAY. HOWEVER SHOWERS CURRENTLY
REMAIN ISOLATED ENOUGH OFF THE COAST THAT FLOODING RAINS WOULD
LIKELY NOT DEVELOP. IF SHOWER ACTIVITY DOES NOT INCREASE IN
COVERAGE SIGNIFICANTLY OVER THE NEXT FEW HOURS THE FLOOD WATCH
WILL BE EXPIRED EARLY.
MODELS ARE INDICATING THE POTENTIAL FOR MORE HEAVY RAINFALL THIS
WEEKEND...WITH THE PRIMARY TARGET OVER DEL NORTE AND HUMBOLDT
COUNTIES AT THIS TIME. IF THE MODEL GUIDANCE IS CORRECT THERE WILL
BE ANOTHER CHANCE FOR FLOODING RAINS THIS WEEKEND WITH AREAL
FLOODING AND RAPID RISES ON MAIN STEM RIVERS.
&&
.EKA WATCHES/WARNINGS/ADVISORIES...
CA...
FLOOD WATCH THROUGH THIS EVENING FOR CAZ001-003.
WINTER WEATHER ADVISORY UNTIL 4 PM PST FRIDAY ABOVE 2500 FEET
FOR CAZ003.
COASTAL FLOOD WARNING UNTIL NOON PST TODAY FOR CAZ001-002.
HIGH SURF WARNING FROM NOON TODAY TO 9 AM PST FRIDAY FOR
CAZ001-002.
WINTER WEATHER ADVISORY UNTIL 4 PM PST FRIDAY ABOVE 2000 FEET
FOR CAZ004.
WINTER WEATHER ADVISORY FROM 10 AM THIS MORNING TO 4 PM PST
FRIDAY FOR CAZ076.
NORTHWEST CALIFORNIA COASTAL WATERS...
COASTAL FLOOD WARNING UNTIL NOON PST TODAY FOR PZZ410-450-455.
HIGH SURF WARNING FROM NOON TODAY TO 9 AM PST FRIDAY FOR
PZZ410-450-455.
GALE WARNING UNTIL 8 AM PST THIS MORNING FOR PZZ470.
HAZARDOUS SEAS WARNING UNTIL 4 AM PST SATURDAY FOR
PZZ450-455-475.
&&
VISIT US AT HTTP://WWW.WEATHER.GOV/EUREKA
FOLLOW US ON FACEBOOK AND TWITTER AT:
HTTP://WWW.FACEBOOK.COM/NWSEUREKA
HTTP://WWW.TWITTER.COM/NWSEUREKAHazardous weather outlook, Dec 10, 5:33 AM PST, 3 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE EUREKA CA 533 AM PST THU DEC 10 2015 CAZ004-111345- UPPER TRINITY RIVER- 533 AM PST THU DEC 10 2015 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA. .DAY ONE...TODAY AND TONIGHT. A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A WINTER WEATHER ADVISORY IS IN EFFECT THROUGH 4 PM FRIDAY. A CONTINUED WET PATTERN IS EXPECTED INTO EARLY NEXT WEEK. VERY HEAVY RAINFALL WILL BE POSSIBLE OVER THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. CAZ002-111345- MENDOCINO COAST- 533 AM PST THU DEC 10 2015 ...COASTAL FLOOD WARNING IN EFFECT FROM 9 AM THIS MORNING TO NOON PST TODAY... ...HIGH SURF WARNING IN EFFECT FROM NOON TODAY TO 9 AM PST FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA. .DAY ONE...TODAY AND TONIGHT. A COASTAL FLOOD WARNING IS IN EFFECT FROM 9 AM TO NOON TODAY. A HIGH SURF WARNING IS IN EFFECT FROM NOON THROUGH FRIDAY MORNING. A COLD UNSTABLE AIR MASS WILL BRING SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS TO THE REGION. SMALL HAIL AND GUSTY WINDS WILL BE POSSIBLE WITH THE STRONGER STORMS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A HIGH SURF WARNING IS IN EFFECT THROUGH 9 AM FRIDAY. A CONTINUED WET PATTERN IS EXPECTED INTO EARLY NEXT WEEK. VERY HEAVY RAINFALL WILL BE POSSIBLE OVER THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. CAZ001-111345- REDWOOD COAST- 533 AM PST THU DEC 10 2015 ...FLOOD WATCH IN EFFECT THROUGH THIS EVENING... ...COASTAL FLOOD WARNING IN EFFECT FROM 9 AM THIS MORNING TO NOON PST TODAY... ...HIGH SURF WARNING IN EFFECT FROM NOON TODAY TO 9 AM PST FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA. .DAY ONE...TODAY AND TONIGHT. A FLOOD WATCH IS CURRENTLY IN EFFECT THROUGH THIS EVENING. A COASTAL FLOOD WARNING IS CURRENTLY IN EFFECT FROM 9 AM TO NOON. A HIGH SURF WARNING IS CURRENTLY AFTER NOON. A COLD UNSTABLE AIR MASS WILL BRING SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS TO THE REGION. SMALL HAIL AND GUSTY WINDS WILL BE POSSIBLE WITH THE STRONGER STORMS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A HIGH SURF WARNING IS CURRENTLY IN EFFECT THROUGH FRIDAY MORNING. A CONTINUED WET PATTERN IS EXPECTED INTO EARLY NEXT WEEK. VERY HEAVY RAINFALL WILL BE POSSIBLE OVER THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. CAZ003-111345- NORTH COAST INTERIOR- 533 AM PST THU DEC 10 2015 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST FRIDAY... ...FLOOD WATCH IN EFFECT THROUGH THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA. .DAY ONE...TODAY AND TONIGHT. A FLOOD WATCH IS CURRENTLY IN EFFECT THROUGH THIS EVENING. A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT THROUGH 4 PM FRIDAY. A COLD UNSTABLE AIR MASS WILL BRING SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS TO THE REGION. SMALL HAIL AND GUSTY WINDS WILL BE POSSIBLE WITH THE STRONGER STORMS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT THROUGH 4 PM FRIDAY. A CONTINUED WET PATTERN IS EXPECTED INTO EARLY NEXT WEEK. VERY HEAVY RAINFALL WILL BE POSSIBLE OVER THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. CAZ076-111345- MENDOCINO INTERIOR- 533 AM PST THU DEC 10 2015 ...WIND ADVISORY IN EFFECT UNTIL 7 AM PST THIS MORNING... ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM PST FRIDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA. .DAY ONE...TODAY AND TONIGHT. A WIND ADVISORY IS CURRENTLY IN EFFECT THROUGH 7 AM THIS MORNING. A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT THROUGH FRIDAY EVENING. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. A WINTER WEATHER ADVISORY IS CURRENTLY IN EFFECT THROUGH FRIDAY EVENING. A CONTINUED WET PATTERN IS EXPECTED INTO EARLY NEXT WEEK. VERY HEAVY RAINFALL WILL BE POSSIBLE OVER THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Local storm report, Dec 10, 6:33 AM PST, 2 hours 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EUREKA CA
633 AM PST THU DEC 10 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0242 AM NON-TSTM WND DMG 8 N WESTHAVEN-MOONSTON 41.16N 124.13W
12/10/2015 HUMBOLDT CA LAW ENFORCEMENT
TREE DOWN ACROSS HIGHWAY 101 NEAR BIG
LAGOON.
&&
RPALocal storm report, Dec 10, 6:36 AM PST, 2 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EUREKA CA
636 AM PST THU DEC 10 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0322 AM NON-TSTM WND DMG 5 NNE ORICK 41.35N 124.03W
12/10/2015 HUMBOLDT CA LAW ENFORCEMENT
TREE DOWN ON HIGHWAY 101 JUST SOUTH OF THE
NEWTON B DRURY PARKWAY BLOCKING MOST LANES.
&&
RPALocal storm report, Dec 10, 6:39 AM PST, 2 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE EUREKA CA
639 AM PST THU DEC 10 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0553 AM NON-TSTM WND DMG 1 WSW GASQUET 41.84N 123.99W
12/10/2015 DEL NORTE CA LAW ENFORCEMENT
TREE DOWN ON HIGHWAY 199 IN GASQUET.
&&
RPASpecial weather statement, Dec 10, 7:41 AM PST, 1 hour before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EUREKA
741 AM PST THU DEC 10 2015
CAZ001-003-101615-
REDWOOD COAST CA-NORTH COAST INTERIOR CA-
741 AM PST THU DEC 10 2015
...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL HUMBOLDT AND
SOUTHWESTERN DEL NORTE COUNTIES UNTIL 815 AM PST...
AT 741 AM PST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
KLAMATH...OR 14 MILES NORTH OF ORICK...MOVING EAST AT 25 MPH.
HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.
LOCATIONS IMPACTED INCLUDE...
KLAMATH...KLAMATH GLEN AND REQUA.
LAT...LON 4164 12384 4143 12377 4139 12407 4145 12406
4152 12409 4154 12408 4153 12405 4155 12405
4155 12409 4159 12410
TIME...MOT...LOC 1541Z 256DEG 24KT 4149 12411
BCSpecial weather statement, Dec 10, 7:59 AM PST, 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EUREKA
759 AM PST THU DEC 10 2015
CAZ001-003-101615-
REDWOOD COAST CA-NORTH COAST INTERIOR CA-
759 AM PST THU DEC 10 2015
...SIGNIFICANT WEATHER ADVISORY FOR NORTH CENTRAL HUMBOLDT COUNTY
UNTIL 815 AM PST...
AT 758 AM PST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7
MILES SOUTH OF ORICK...MOVING EAST AT 30 MPH.
HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.
THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF NORTH CENTRAL
HUMBOLDT COUNTY.
LAT...LON 4120 12412 4123 12411 4129 12385 4113 12383
4113 12412
TIME...MOT...LOC 1558Z 257DEG 26KT 4117 12405
BCSpecial weather statement, Dec 10, 8:17 AM PST, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE EUREKA
817 AM PST THU DEC 10 2015
CAZ003-101630-
NORTH COAST INTERIOR CA-
817 AM PST THU DEC 10 2015
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN DEL NORTE COUNTY
UNTIL 830 AM PST...
AT 816 AM PST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 10
MILES EAST OF KLAMATH...OR 21 MILES NORTHEAST OF ORICK...MOVING EAST
AT 25 MPH.
HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.
THIS STORM WILL REMAIN OVER MAINLY RURAL AREAS OF SOUTHEASTERN DEL
NORTE COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING...ESPECIALLY NEAR RECENT BURN SCARS. DO NOT DRIVE
YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4164 12368 4163 12370 4160 12372 4159 12368
4157 12368 4155 12369 4154 12368 4153 12365
4149 12364 4148 12390 4158 12393 4166 12369
TIME...MOT...LOC 1616Z 261DEG 20KT 4154 12385
BCThe office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 11:23 PM PST | Special Marine Warning | EKA | 82 min | |
| Dec 10, 1:30 AM PST | Areal Flood Advisory | EKA | Humboldt, Mendocino, Trinity | 3 hr |
| Dec 10, 3:03 AM PST | Hazardous Seas Warning | EKA | 54 hr | |
| Dec 10, 4:55 AM PST | Special Weather Statement | EKA | Humboldt | 35 min |
| Dec 10, 4:58 AM PST | Special Weather Statement | EKA | Del Norte | 32 min |
| Dec 10, 5:31 AM PST | Special Weather Statement | EKA | Humboldt | 44 min |
| Dec 10, 7:41 AM PST | Special Weather Statement | EKA | Del Norte | 34 min |
| Dec 10, 7:59 AM PST | Special Weather Statement | EKA | 16 min | |
| Dec 10, 8:17 AM PST | Special Weather Statement | EKA | Del Norte | 13 min |
| Dec 10, 11:30 AM PST | Special Weather Statement | EKA | Del Norte | 30 min |
| Dec 10, 11:38 AM PST | Special Weather Statement | EKA | Mendocino | 22 min |
| Dec 10, 11:56 AM PST | Special Weather Statement | EKA | Humboldt | 19 min |
| Dec 10, 12:00 PM PST | Special Weather Statement | EKA | Del Norte | 15 min |
| Dec 10, 12:03 PM PST | Special Weather Statement | EKA | 42 min | |
| Dec 10, 12:09 PM PST | Severe Thunderstorm Warning | EKA | Humboldt | 21 min |
| Dec 10, 12:31 PM PST | Special Marine Warning | EKA | 59 min | |
| Dec 10, 12:35 PM PST | Special Weather Statement | EKA | Humboldt | 25 min |
| Dec 10, 12:50 PM PST | Special Weather Statement | EKA | Humboldt | 25 min |
| Dec 10, 2:47 PM PST | Special Weather Statement | EKA | Mendocino | 13 min |
Nearby
Small Craft Advisories in California, 2015Every small craft advisory in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.