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⚠severe weatheractive

Severe Thunderstorm Watch issued October 21 at 1:40PM MST until October 21 at 9:00PM MST by NWS Tucson AZ

4.0
33.3482°N, 109.7500°W·US-AZ
Started 4h ago
NWS storm alerts data as of
Event Details
Typesevere weather
Severity4.0
Statusactive
Location33.3482°N, 109.7500°W (AZ)
Started2026-10-21T20:40:00+00:00
Last Updated2026-10-22T00:55:29.069+00:00
Sourcenws_storm_alerts
Source URLapi.weather.gov
Confidence1.00
Impact Zones — modeled
Watch Area
Conditions are favourable for severe thunderstorms. Be ready to act if a warning is issued — this is not a warning that severe weather is occurring.
NWS polygon

Zone estimates are based on scientific models and may differ from actual local conditions.

Impact Analysis

This event's zone is the NWS warning polygon. Population and structure estimates are not computed inside NWS polygons yet, so none are shown.

Historical Comparison
2021 GRAHAM County, ARIZONA Thunderstorm Wind62% match

Thunderstorm Wind in ARIZONA, 56km from current event, $500K in recorded damage

GRAHAM County, ARIZONADamage: $500K
2016 GRAHAM County, ARIZONA Hail61% match

Hail in ARIZONA, 60km from current event, $2M in recorded damage

GRAHAM County, ARIZONADamage: $1.5M
2011 GRAHAM County, ARIZONA Thunderstorm Wind59% match

Thunderstorm Wind in ARIZONA, 39km from current event, $25K in recorded damage

GRAHAM County, ARIZONADamage: $25K

Historical comparison based on peril type, geography, and severity. Past events do not predict future outcomes.

View on Live Map
Related
Graham County, AZ disaster historyAll US hazard profilesScoring methodology

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Zone estimates are based on scientific models and may differ from actual local conditions.