Events ❯ Weather Events

Heat Waves

Forecasts Record Temperatures Temperature Records Advisories Thunderstorms Summer Weather Seasonal Changes Summer 2023 Storms Temperature Alerts

NWS San Diego Issues Multi-Day Heat Advisory as Early-Season Heat Wave Targets Southern California

Forecasters expect 80–90°F at the coast with 95–105°F inland, peaking late in the week.

South Texas Hits 104 Degrees in February, Potential U.S. Winter Record Under Review

Record-Challenging Late-February Heat Grips the Desert Southwest

Naha Sets Record With 139 Days Over 30°C in 2025

Japan Logs Latest-Ever 35°C Day as October Heat Grips West

Local Sites Share NOAA-Based Rankings of Hottest Septembers by State Since 1895

Analysis Estimates 602 Summer Heat Deaths in Andalusia as Europe’s Cities Record 24,400

France Braces for Late-September Heat Surge With 35°C in the South-West

Global Study Links Hot Nights to Higher Deaths

Tokyo Logs Record 10 Straight 35°C Days as Annual Tally Sets New Mark

Heat Advisory Covers Walt Disney World Area With Feels-Like Temps Up to 109°F

Extreme Heat and Fire Warnings Grip Colorado as Weekend Cooldown Nears

Italy Endures Deadly Heat Peaks and Violent Storms on Hottest Day

Heat Advisories Blanket South Florida to Kansas as Chicago Faces Severe Storm Risk

Northern California’s Interior Hits Hottest Temperatures of the Year as Triple-Digit Heat Persists

South Korea Under Widespread Heat Warnings After Record Early-July Highs

Heat Warnings Continue Across New Brunswick, Nova Scotia and P.E.I.

Bay Area Settles into Classic Summer Pattern with Cool Coast, Sunny Valleys and Evening Flooding

Southern California Under Extended Heat Advisory Through Wednesday

Italy Faces Severe Heatwave With 11 Cities Under Red Alert