UNDERSTAND MORE. PREPARE BETTER.

Make sense of the weather

Practical explainers on warnings, forecasts and changing conditions.

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UNDERSTAND THE ALERT

Weather warning levels, explained

Understand severity, certainty and urgency before the weather changes.

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WEATHER EXPLAINED

From a forecast to an official weather alert

Where warnings come from, how they update, and why coverage matters.

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When a thunderstorm warning is issued

A practical guide to understanding storm alerts and finding shelter.

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Flood warnings: what to check first

Understand the area at risk and avoid dangerous assumptions about floodwater.

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Tornado warnings and your shelter plan

Know where to go before a warning reaches your location.

Sunlit ridges at Zabriskie Point in Death Valley beneath a clear blue sky.

Stay prepared for extreme heat

Make a plan for hot days, warm nights and changing local conditions.

A winding road crosses snow-covered fields toward hazy mountains.

Before a winter storm arrives

Prepare for snow, ice, reduced visibility and disrupted travel.

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Lightning safety starts before the rain

Why hearing thunder is a reason to move indoors.

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High wind alerts: prepare for disruption

Read the warning and reduce exposure to falling objects and debris.

A bright lightning bolt cuts through gray storm clouds above silhouetted palm trees.

WEATHER EXPLAINED

Weather radar and alert maps are different

What each view can tell you—and the questions it cannot answer.

These guides explain public warning terms and safety steps, and they link to official sources. They are general information, not a personal forecast. Official instructions always take priority.