Whatcom County, WA
Alerts
Alerts are listed in order of start time and level of severity. Click on the alert title to read details for each alert.
In effect from Tuesday 07/21 3:19 PM PDT – Wednesday 07/22 11:00 PM PDT
Issued by NWS Seattle WA
What
Hot conditions with high temperatures in the upper 80s to lower 90s and low temperatures around 60 degrees. This will pose a moderate risk of heat-related illness.
Where
Eastern Strait of Juan de Fuca, Foothills and Valleys of the North Cascades, Lake Crescent Area Including US 101, Lowlands of Western Skagit and Northwestern Snohomish Counties, Lowlands of Western Whatcom County, Northern Hood Canal, and Port Townsend Area.
When
Until 11 PM PDT Wednesday.
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
Areas closest to the water will experience cooler daytime high temperatures.
What to Do
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.
Areas Impacted
- Foothills and Valleys of the North Cascades
- Lowlands of Western Whatcom County
- Lowlands of Western Skagit and Northwestern Snohomish Counties
- Northern Hood Canal
- Port Townsend Area
- Eastern Strait of Juan de Fuca
- Lake Crescent Area Including US 101
Tips to Stay Safe
A Heat Advisory means dangerous heat conditions are happening now or soon. Take action before, during and after the heat to stay safe.
- Stay in air-conditioned spaces if possible. Find cooling centers or places with AC in your community that you can go to, like libraries or shopping malls.
- Stay hydrated and stock up on clean drinking water to get you through multiple days of heat.
- Reschedule outdoor activities for cooler times of the day, and take breaks in the shade or air conditioning.
- Cover windows with curtains or shades, or use window reflectors designed to reflect heat back outside.
- Check on friends, family, and neighbors, especially those who do not have air conditioning or spend much of their time alone.
Make sure you know the signs of heat-related illness and how to respond.
In effect from Monday 07/20 10:23 AM PDT – Wednesday 07/22 9:00 AM PDT
Issued by NWS Seattle WA
An Air Quality Alert has been issued by the Northwest Clean Air Agency until 9 AM PDT Wednesday.
An Air Quality Alert has been issued for Skagit and Whatcom Counties, effective immediately through Wednesday July 22nd at 9am due to expected wildfire smoke from Canadian wildfires.
Particulate matter (PM2.5) levels may reach Unhealthy for Sensitive Groups. When air quality is Unhealthy for Sensitive Groups, sensitive groups should take steps to reduce exposure. Limit time outside, avoid strenuous outdoor activity, and follow tips for cleaner indoor air. Everyone should watch for symptoms as a sign to reduce exposure.
For current air quality conditions and additional information visit www.nwcleanairwa.gov
Areas Impacted
- Skagit, WA
- Whatcom, WA
Tips to Stay Safe
When an Air Quality Alert is active for your location:
- Check the air quality levels in your area at airnow.gov.
- Limit your time outdoors, especially if you are at higher risk. This includes seniors, children, or those with asthma or other health conditions.
In effect from Monday 07/20 12:48 PM PDT – Wednesday 07/22 9:00 AM PDT
Issued by NWS Seattle WA
An Air Quality Alert has been issued by the Northwest Clean Air Agency until 9 AM PDT Wednesday.
An Air Quality Alert has been issued for Skagit and Whatcom Counties, effective immediately through Wednesday July 22nd at 9am due to expected wildfire smoke from Canadian wildfires.
Particulate matter (PM2.5) levels may reach Unhealthy for Sensitive Groups. When air quality is Unhealthy for Sensitive Groups, sensitive groups should take steps to reduce exposure. Limit time outside, avoid strenuous outdoor activity, and follow tips for cleaner indoor air. Everyone should watch for symptoms as a sign to reduce exposure.
For current air quality conditions and additional information visit https://nwcleanairwa.go https://nwcleanairwa.gov/ conditions and additional information visit https://nwcleanairwa.gov
Areas Impacted
- Skagit, WA
- Whatcom, WA
Tips to Stay Safe
When an Air Quality Alert is active for your location:
- Check the air quality levels in your area at airnow.gov.
- Limit your time outdoors, especially if you are at higher risk. This includes seniors, children, or those with asthma or other health conditions.
Briefings
From the Forecaster
Heat Safety
Created by the NWS Seattle WFO
Hot conditions are expected across western Washington early this week. If you plan to spend time outside, be sure to take breaks in the AC, and stay hydrated as much as possible. Don't forget to wear sunscreen and loose-fitting clothing!
Seven-day Weather Risk Overview
The graphic shows the daily risk summary for 7 days. Daily risk is based on highest risk factor for that day.
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