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Seattle, WA Heat-Risk Baseline

A published planning scenario for Seattle, WA, including risk drivers and safety guidance. It is not a live observation or forecast.

USA - United States

Seattle, WA

Warm
Baseline temp
25°C
Baseline feels like
27°C
UV index
7
Humidity
53%
Baseline high
29°C
Wind
10 kph
Baseline night low
17°C
Worst hours
13:00-17:00
El Nino Barometer

45 / 100

Warm
SAFEEL NINO

In this published Seattle scenario, the highest-risk window is 13:00-17:00. Normal summer caution is enough for most people.

Safety recommendations

  • - Normal summer caution is enough for most people.
  • - Stay hydrated during outdoor activity.
  • - Use shade and sunscreen when UV is high.

Homes without air conditioning may stay warm into the evening.

Local heat notes

Homes without air conditioning may stay warm into the evening.

Use the heat safety tests if you feel weak, dizzy, dehydrated, or unsure whether an outdoor plan is sensible.

Open heat safety tests

elnino.wiki does not provide medical diagnosis or emergency services. If you have severe symptoms such as chest pain, confusion, fainting, severe shortness of breath, or symptoms that do not improve after cooling down, seek urgent medical help immediately.