138  
WWUS76 KSEW 092202  
NPWSEW  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE SEATTLE WA  
302 PM PDT MON JUN 9 2025  
 
WAZ305>309-312>318-321>323-100500-  
/O.CON.KSEW.HT.Y.0001.000000T0000Z-250610T0500Z/  
FOOTHILLS AND VALLEYS OF THE NORTH CASCADES-FOOTHILLS AND VALLEYS  
OF SNOHOMISH AND NORTHERN KING COUNTIES-FOOTHILLS AND VALLEYS OF  
CENTRAL KING COUNTY-FOOTHILLS AND VALLEYS OF PIERCE AND SOUTHERN  
KING COUNTIES-FOOTHILLS AND VALLEYS OF THURSTON AND LEWIS  
COUNTIES-DOWNTOWN EVERETT / MARYSVILLE AREA-SHORELINE / LYNNWOOD  
/ SOUTH EVERETT AREA-EASTSIDE-CITY OF SEATTLE-LOWLANDS OF PIERCE  
AND SOUTHERN KING COUNTIES-OLYMPIA AND SOUTHERN PUGET SOUND-  
LOWLANDS OF LEWIS AND SOUTHERN THURSTON COUNTIES-SOUTHERN HOOD  
CANAL-NORTHERN HOOD CANAL-EASTERN KITSAP COUNTY-  
INCLUDING DUVALL, LELAND, KENMORE, GRAND MOUND, MARYSVILLE,  
CHEHALIS, NEWPORT HILLS, KINGSGATE, SNOHOMISH, MIRRORMONT, LEA  
HILL, OLYMPIA, EVERETT, GRANITE FALLS, MAPLE VALLEY, NORTH BEND,  
ROCHESTER, MOSSYROCK, SILVERDALE, MORTON, SOUTH HILL, RICHMOND  
HIGHLANDS, TACOMA, KENT, FEDERAL WAY, RENTON, BREMERTON, ELK  
PLAIN, EASTGATE, PORT LUDLOW, HOLLY, BOTHELL, SKOKOMISH, REDMOND,  
KIRKLAND, PRAIRIE RIDGE, COVINGTON-SAWYER-W, SEATTLE, SAHALEE,  
LAKE STEVENS, PINE LAKE, EDMONDS, LYNNWOOD, QUILCENE, FORDS  
PRAIRIE, DARRINGTON, SUDDEN VALLEY, MONROE, LACEY, TUMWATER,  
MERCER ISLAND, ENUMCLAW, SEABECK, AND BRINNON  
302 PM PDT MON JUN 9 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM PDT THIS EVENING  
 
* WHAT...HOT CONDITIONS WITH HIGH TEMPERATURES IN THE MID 80S TO LOW  
90S. THIS WILL POSE A MODERATE RISK OF HEAT-RELATED ILLNESS.  
 
* WHERE...PORTIONS OF NORTHWEST AND WEST CENTRAL WASHINGTON.  
 
* WHEN...UNTIL 10 PM PDT THIS EVENING.  
 
* IMPACTS...HEAT WILL SIGNIFICANTLY INCREASE THE RISK OF  
HEAT-RELATED ILLNESSES FOR THOSE WHO ARE SENSITIVE TO HEAT,  
ESPECIALLY THOSE WITHOUT EFFECTIVE COOLING OR ADEQUATE HYDRATION.  
 
* ADDITIONAL DETAILS...WATER TEMPERATURES, INCLUDING AREA LAKES AND  
RIVERS, REMAIN COLD (IN THE UPPER 40S AND 50S) WHICH SIGNIFICANTLY  
INCREASES THE RISK OF COLD SHOCK AND DROWNING, EVEN FOR CONFIDENT  
SWIMMERS IN CALM WATER. COLD WATER DRAINS BODY HEAT UP TO 25 TIMES  
FASTER THAN COLD AIR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
IF PLANNING TO HEAD TO THE WATER, ALWAYS WEAR A LIFE JACKET AND  
DRESS FOR WATER TEMPERATURE, NOT AIR TEMPERATURE. KEEP A CLOSE EYE  
ON CHILDREN AND PETS NEAR WATER. KNOW THE SIGNS OF COLD SHOCK, SUCH  
AS INVOLUNTARY GASPING AND RAPID BREATHING, WHICH DRASTICALLY  
INCREASES THE RISK OF DROWNING.  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS. YOUNG CHILDREN AND  
PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES UNDER ANY  
CIRCUMSTANCES.  
 
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN  
POSSIBLE RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR  
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT  
STROKE. WEAR LIGHTWEIGHT AND LOOSE FITTING CLOTHING WHEN POSSIBLE.  
TO REDUCE RISK DURING OUTDOOR WORK, THE OCCUPATIONAL SAFETY AND  
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS IN  
SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT  
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN  
EMERGENCY! CALL 9 1 1.  
 
FOR SHELTERING INFORMATION AND OTHER HUMAN SERVICES IN YOUR AREA,  
DIAL 2 1 1 DURING BUSINESS HOURS OR VISIT WA211.ORG ANYTIME.  
 
 
 
 
 
HPR  
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