Alert archive / Washington / Wind Advisories in 2014
Wind Advisory 9, NWS Seattle, WA
NWS Seattle, WA issued this wind advisory at Feb 19, 2014, 3:25 AM PST for San Juan County, Washington. It took effect at Feb 19, 2014, 6:00 PM PST. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Feb 19, 2014, 3:25 AM PST (11:25 UTC)
- In effect from
- Feb 19, 2014, 6:00 PM PST
- Expired
- Feb 19, 2014, 10:07 PM PST
- In force
- 4 hr
- Issued by
- NWS Seattle, WA
County San Juan County, WA
The radar
The Seattle radar (KATX), 54 km from the middle of the area, began a volume at 11:28 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Quillayute State, WA (KUIL), launched 00:00Z, 11.4 hours before the alert went out and 127 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 59 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 717 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- -42 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
158 WWUS76 KSEW 191125 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 325 AM PST WED FEB 19 2014 WAZ001-503-506-510-200030- /O.NEW.KSEW.WI.Y.0009.140220T0200Z-140220T1100Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA- 325 AM PST WED FEB 19 2014 ...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PST THURSDAY... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PST THURSDAY. * SOME AFFECTED LOCATIONS...THE NORTH INTERIOR OF WESTERN WASHINGTON INCLUDING WESTERN WHATCOM COUNTY...WESTERN SKAGIT COUNTY...WHIDBEY ISLAND...THE SAN JUAN ISLANDS. * TIMING...THE PERIOD OF STRONGEST WINDS WILL PROBABLY OCCUR LATE THIS EVENING. * WIND...SOUTH 20 TO 35 MPH WITH GUSTS TO 50 MPH. * IMPACTS...WINDS COULD SNAP SMALL TREE BRANCHES...TOPPLE SMALL OR SHALLOW ROOTED TREES...AND CAUSE LOCAL POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH AND/OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$
2 follow-up statements
060 WWUS76 KSEW 192341 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 341 PM PST WED FEB 19 2014 WAZ001-503-506-510-201100- /O.CON.KSEW.WI.Y.0009.140220T0200Z-140220T1100Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA- 341 PM PST WED FEB 19 2014 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 3 AM PST THURSDAY... * SOME AFFECTED LOCATIONS...THE NORTH INTERIOR OF WESTERN WASHINGTON INCLUDING WESTERN WHATCOM COUNTY...WESTERN SKAGIT COUNTY...WHIDBEY ISLAND...THE SAN JUAN ISLANDS. * TIMING...THE STRONGEST WINDS ARE EXPECTED BETWEEN 9 PM AND 3 AM. * WIND...SOUTH 20 TO 35 MPH WITH GUSTS TO 40 TO 50 MPH. * IMPACTS...WINDS COULD SNAP SMALL TREE BRANCHES...TOPPLE SMALL OR SHALLOW ROOTED TREES...AND CAUSE LOCAL POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS OF 30 TO 39 MPH AND/OR GUSTS OF 45 TO 57 MPH ARE LIKELY. && $$
479 WWUS76 KSEW 200607 NPWSEW URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SEATTLE WA 1007 PM PST WED FEB 19 2014 WAZ001-503-506-510-200715- /O.CAN.KSEW.WI.Y.0009.000000T0000Z-140220T1100Z/ SAN JUAN COUNTY-WESTERN WHATCOM COUNTY-WESTERN SKAGIT COUNTY- ADMIRALTY INLET AREA- 1007 PM PST WED FEB 19 2014 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SEATTLE HAS CANCELLED THE WIND ADVISORY. BREEZY CONDITIONS WILL DEVELOP LATE TONIGHT INTO EARLY THURSDAY MORNING BUT NOT MEET ADVISORY CRITERIA. $$ WWW.WEATHER.GOV/SEATTLE
The office that day
Everything else NWS Seattle, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 19, 2:39 AM PST | Gale Warning | SEW | 30 hr | |
| Feb 19, 3:35 AM PST | Winter Weather Advisory | SEW | 35 hr | |
| Feb 19, 3:24 PM PST | Small Craft Advisory | SEW | 42 hr |
Nearby
Wind Advisories in Washington, 2014Every wind advisory in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.