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Storm tracker · Surprise, AZ

Surprise storms: live alerts, hail & tornado history

Live watches and warnings for Surprise, AZ, the 48-hour thunderstorm outlook, and every hail, damaging-wind and tornado report within 25 miles since 2016.

Live alerts for Surprise, AZ

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    Thunderstorm forecastHigh instabilityModerateLow

    Severe weather in Surprise by the numbers

    10.0severe-weather days a year (avg 2016–2025)
    2.3hail days a year
    16storm reports in the last 12 months
    2.00″biggest hail since 2016 (Oct 21, 2026)
    5tornado reports since 2016 · strongest EF0

    Surprise gets regular severe thunderstorms: since 2016, spotters and emergency managers have filed 424 severe-weather reports within 25 miles of the city — 53 hail reports, 366 damaging-wind reports and 5 tornado reports. On average that is 10.0 days a year with at least one report.

    Storm season here peaks in July, August, September, when 84% of all reports were filed.

    In the last 12 months there were 4 hail reports, 12 wind reports and 0 tornado reports around Surprise; the largest hail was 2.00″ (hen egg) on Oct 21, 2026.

    Latest storm reports near Surprise

    DateReportWhere
    Oct 21, 2026Hail 2.00″12 mi E · Maricopa Co.
    Oct 21, 2026Damaging wind14 mi SE · Maricopa Co.
    Aug 19, 2026Damaging wind16 mi E · Maricopa Co.
    Aug 12, 2026Damaging wind17 mi S · Maricopa Co.
    Aug 10, 2026Damaging wind19 mi E · Maricopa Co.
    Aug 9, 2026Damaging wind14 mi SE · Maricopa Co.
    Aug 9, 2026Hail 1.25″15 mi SW · Maricopa Co.
    Nov 19, 2025Damaging wind12 mi SE
    Nov 19, 2025Hail 0.25″12 mi SE
    Nov 18, 2025Hail 1.00″17 mi W

    One line per day and type — the closest report that day. Distance and direction from the city centre. The latest SPC reports are preliminary until NOAA finalises them.

    Storm reports by year

    02040618116: 2 hail16: 13 damaging wind1617: 30 damaging wind17: 1 tornado1718: 9 hail18: 71 damaging wind18: 1 tornado1819: 10 hail19: 11 damaging wind19: 3 tornado1920: 1 hail20: 12 damaging wind2021: 9 hail21: 47 damaging wind2122: 5 hail22: 56 damaging wind2223: 37 damaging wind2324: 4 hail24: 44 damaging wind2425: 11 hail25: 36 damaging wind2526: 2 hail26: 9 damaging wind26
    HailDamaging windTornado

    Storm season in Surprise

    04285128170Jan: 17JanFeb: 1FebMar: 1MarApr: 0AprMay: 1MayJun: 4JunJul: 153JulAug: 170AugSep: 35SepOct: 25OctNov: 15NovDec: 2Dec

    All hail, wind and tornado reports within 25 miles, 2016–2026, by month.

    Hail in Surprise

    Surprise averages 2.3 days a year with hail reported nearby. The biggest stone on record since 2016 was 2.00 inches — about the size of a hen egg — reported 12 miles from the city centre on Oct 21, 2026. Hail of 1 inch (quarter size) or larger is what makes a thunderstorm severe; see the hail size chart.

    Tornadoes near Surprise

    There have been 5 tornado reports within 25 miles of Surprise since 2016; the strongest was rated EF0 (Nov 29, 2019, 13 miles from the city centre). A tornado warning means a tornado is occurring or imminent — take shelter immediately.

    Storm alerts for Surprise on your iPhone

    Lightning Tracker shows storm risk around you, live severe-weather alerts and how close the storm is — free on the App Store.

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    Storm trackers near Surprise

    Questions about storms in Surprise

    Does Surprise get a lot of severe storms?

    Surprise averages 10.0 days a year with at least one hail, damaging-wind or tornado report within 25 miles, based on NOAA Storm Prediction Center reports 2016–2025.

    When is storm season in Surprise?

    Most severe-weather reports around Surprise come in July, August, September.

    What is the biggest hail recorded near Surprise?

    2.00 inches (hen egg size) on Oct 21, 2026, 12 miles from the city centre.

    Have tornadoes hit near Surprise?

    Yes — 5 tornado reports within 25 miles since 2016, the strongest rated EF0 on Nov 29, 2019.

    How do I get storm alerts for Surprise?

    The live panel on this page shows every active National Weather Service watch and warning for Surprise, AZ. For alerts on your phone, Lightning Tracker for iPhone shows storm risk and warnings for your location.

    How this page works: storm reports are NOAA Storm Prediction Center local storm reports (final database 2016–2025, preliminary daily reports after that) within 25 miles of Surprise, AZ. They are reports of hail, damaging wind and tornadoes — not lightning strike counts, which no free public dataset provides at city level. Live alerts come from the National Weather Service API, the outlook from Open-Meteo forecast models. Updated Oct 27, 2026.