ZIP Wind and Hail Context

ZIP 50479 (IA) Wind History and Hail Context

ZIP 50479

See verified wind and hail reports for ZIP 50479 (IA), including recent storm days, peak values, and map-based context.

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Impacted Places

Mason City, IA1 W Ventura, IA1 WNW Clear Lake, IAClear Lake, IA4 NNW Swaledale, IA4 NW Thornton, IA6 NNW Rockwell, IA4 WNW Mason City, IA3 S Mason City, IA6 SE Mason City, IA2 E Swaledale, IA7 SSE Rock Falls, IA2 WNW Thornton, IA

Hail Stats

Max Report: 1.75 in
Reports: 7
Severe Reports: 3

Wind Stats

Max Gust: 72 mph
Reports: 8
Tornado Reports: 4
Severe Reports: 3

5-Year Coverage

Year	Hail Days	Wind Days	Tornado Days	Any Severe Day
2026	3	4	2	7

Verified Event Log (5-Year Window)

Date	Hazard	Intensity	Location	Source
2026-08-07	hail	1.00 in	2 WNW Thornton, IA	NOAA SPC
2026-07-20	wind	Wind report	7 SSE Rock Falls, IA	NOAA SPC
2026-07-10	tornado	Tornado UNK	2 E Swaledale, IA	NOAA SPC
2026-07-02	wind	72 mph	6 SE Mason City, IA	NOAA SPC
2026-05-17	tornado	Tornado UNK	3 S Mason City, IA	NOAA SPC
2026-05-17	tornado	Tornado UNK	3 S Mason City, IA	NOAA SPC
2026-05-17	tornado	Tornado UNK	3 S Mason City, IA	NOAA SPC
2026-05-17	wind	69 mph	4 WNW Mason City, IA	NOAA SPC
2026-05-17	wind	63 mph	6 NNW Rockwell, IA	NOAA SPC
2026-05-15	hail	1.75 in	4 NW Thornton, IA	NOAA SPC
2026-05-15	hail	1.00 in	1 W Ventura, IA	NOAA SPC
2026-05-15	hail	1.00 in	1 WNW Clear Lake, IA	NOAA SPC
2026-05-15	hail	1.00 in	Clear Lake, IA	NOAA SPC
2026-05-15	hail	1.00 in	4 NNW Swaledale, IA	NOAA SPC
2026-04-13	hail	1.00 in	Mason City, IA	NOAA SPC

Report from mPING. Time estimated via radar. (DMX)

Report of a semi tractor trailer and pickup trick with attached trailer flipped on US-18 along Cerro Gordo/Floyd Co. lines. Time estimated from radar. (DMX)

Cerro Gordo County Dispatch relayed via radio that a tornado had touched down east of Swaledale. (DMX)

PWS gust with a sustained 58mph. (DMX)

Fire reported tornado on ground. Time estimated via radar. (DMX)

Local fire reports tornado on ground. Time estimated via radar. (DMX)

Local fire reports tornado on ground. (DMX)

(DMX)

Report Highlights

ZIP 50479, IA has 7 hail reports and 8 wind/tornado reports in the covered window.
3 distinct days hit severe hail thresholds near this location.
ZIP 50479, IA sees recurring wind and tornado exposure with 8 reports in scope.
3 distinct days met severe wind/tornado thresholds near this location.

Data & Methodology

Noaa Spc: 15

Derived from NOAA SPC daily severe weather reports.
Counts are aggregated by place and day, then normalized into HailDrive SEO metadata.
Wind includes thunderstorm wind + tornado report families.

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Browse Storm Indexes

Related ZIP Pages

Recent Storms In Iowa

Timeline

2026-08-07T18:49:00Z
Hail 1.00 in
Report from mPING. Time estimated via radar. (DMX)
2026-07-20T19:52:00Z
Wind Wind report
Report of a semi tractor trailer and pickup trick with attached trailer flipped on US-18 along Cerro Gordo/Floyd Co. lines. Time estimated from radar. (DMX)
2026-07-10T21:42:00Z
Tornado Tornado UNK
Cerro Gordo County Dispatch relayed via radio that a tornado had touched down east of Swaledale. (DMX)
2026-07-02T17:25:00Z
Wind 72 mph
PWS gust with a sustained 58mph. (DMX)
2026-05-17T03:27:00Z
Tornado Tornado UNK
Local fire reports tornado on ground. (DMX)
2026-05-17T03:25:00Z
Wind 69 mph
(DMX)
2026-05-17T03:24:00Z
Tornado Tornado UNK
Local fire reports tornado on ground. Time estimated via radar. (DMX)
2026-05-17T03:21:00Z
Tornado Tornado UNK
Fire reported tornado on ground. Time estimated via radar. (DMX)
2026-05-17T03:18:00Z
Wind 63 mph
(DMX)
2026-05-15T01:39:00Z
Hail 1.75 in
(DMX)
2026-05-15T01:00:00Z
Hail 1.00 in
on I35 near mile marker 186. time estimated from radar. (DMX)
2026-05-15T00:50:00Z
Hail 1.00 in
Report from mPING: Quarter (1.00 in.). (DMX)