California hail maps

California hail maps and hail swath maps.

Browse hail maps for California, including mapped hail swaths, peak hail size detail, and storm footprints that help roofers, adjusters, and property teams work the right events.

City hail pages in California hail maps

Hail in Modesto (1) Hail in Twentynine Palms (1)

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Reported hail in California

A selection of official hail observations from the storm maps on this page. Sizes are reported observations, not measurements at every property. Times below are UTC.

Report time	Location	Reported hail	Storm
Sep 24, 2026 · 23:47 UTC	3 SW Forest Falls, CA Iowa Environmental Mesonet archived NWS Local Storm Report	0.5 in	View storm map
Sep 24, 2026 · 23:30 UTC	Twentynine Palms 0.3 NNE, CA CoCoRaHS measured hail report	1 in	View storm map

Compare observations with the mapped estimates. Learn how to interpret hail data.

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Oct 20, 2026 10:00 PM to Oct 22, 2026 12:40 AM CST

Nationwide Daily Hail & Wind Map - October 21, 2026

Hail as large as 2.00 inches was reported near 3 miles east-northeast of Mesa, AZ. Wind up to 83 mph was reported near Flagstaff Airport, AZ. The storm had 3 official hail reports.

Affected states: National, AZ, CA, KS, ME, NV, NH, NM, NY, UT

2.9 inRadar size estimate 1,161,304Population Affected 468,119Houses Affected Hail · WindHazards FreeAccount signup

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Sep 28, 2026 10:00 PM to Sep 30, 2026 2:00 AM CST

Nationwide Daily Hail, Wind & Tornado Map - September 29, 2026

Radar estimates hail around 1.46 inches near South McLean, ND. Wind up to 77 mph was reported near 3 miles west of Midway, NM. 4 tornadoes were reported, including one near 3 miles northeast of Howell, KS.

Affected states: National, AZ, CA, FL, KS, ME, NM, ND, SD, TX

1.46 inRadar size estimate 14,166Population Affected 5,887Houses Affected Hail · Wind · TornadoHazards FreeAccount signup

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Sep 27, 2026 10:00 PM to Sep 29, 2026 2:00 AM CST

Nationwide Daily Hail, Wind & Tornado Map - September 28, 2026

Hail as large as 1.00 inches was reported near 10 miles north of Belle Fourche, SD. Wind up to 89 mph was reported near 5 miles east-southeast of Kenel, SD. A tornado was reported near 8 miles west-southwest of East Carbon, UT. The storm had 2 official hail reports.

Affected states: National, AZ, CA, CO, MT, NV, ND, OK, SD, TX, UT, WY

1.95 inRadar size estimate 4,214Population Affected 2,201Houses Affected Hail · Wind · TornadoHazards FreeAccount signup

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Sep 23, 2026 10:00 PM to Sep 25, 2026 2:00 AM CST

Nationwide Daily Hail & Wind Map - September 24, 2026

Hail as large as 1.00 inches was reported near Twentynine Palms 0.3 Nne, CA. Wind up to 69 mph was reported near Memphis, TX. The storm had 3 official hail reports.

Affected states: National, AZ, CA, KS, ME, NM, NY, OK, SC, SD, TX

1.5 inRadar size estimate 22,390Population Affected 7,316Houses Affected Hail · WindHazards FreeAccount signup

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Sep 20, 2026 10:00 PM to Sep 22, 2026 1:50 AM CST

Nationwide Daily Hail & Wind Map - September 21, 2026

Hail as large as 1.50 inches was reported near Ordway 3.5 W, CO. Wind up to 77 mph was reported near 1 mile east-southeast of Black Rock, AR. The storm had 11 official hail reports.

Affected states: National, AL, AR, CA, CO, FL, GA, IL, KY, LA, MS, MO, NV, NM, NY, NC, OH, OK, SC, TN, TX, VA, WV

2.5 inRadar size estimate 680,105Population Affected 288,368Houses Affected Hail · WindHazards FreeAccount signup

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Sep 16, 2026 10:00 PM to Sep 18, 2026 1:50 AM CST

Nationwide Daily Hail, Wind & Tornado Map - September 17, 2026

Hail as large as 2.50 inches was reported near 1 mile north-northeast of Rose, ID. Wind up to 70 mph was reported near 9 miles south-southwest of Mud Lake, ID. A tornado was reported near 11 miles north-northeast of Chappell, NE. The storm had 5 official hail reports.

Affected states: National, AZ, CA, CO, ID, IL, IN, IA, KY, MO, NE, NM, NY, OH, OR, UT, WY

2.5 inRadar size estimate 152,922Population Affected 62,918Houses Affected Hail · Wind · TornadoHazards FreeAccount signup

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Sep 15, 2026 10:00 PM to Sep 17, 2026 1:50 AM CST

Nationwide Daily Hail & Wind Map - September 16, 2026

Hail as large as 1.25 inches was reported near 2 miles northeast of Linn Creek, MO. Wind up to 77 mph was reported near 3 miles south of Faust, UT. The storm had 5 official hail reports.

Affected states: National, AZ, CA, CO, ID, IL, IN, IA, MI, MO, NV, NM, OH, OK, OR, TX, UT, WY

2.5 inRadar size estimate 92,847Population Affected 47,700Houses Affected Hail · WindHazards FreeAccount signup

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Aug 31, 2026 10:00 PM to Sep 2, 2026 1:45 AM CST

Nationwide Daily Hail, Wind & Tornado Map - September 1, 2026

Hail as large as 4.00 inches was reported near 1 mile west of Easton, MN. Wind up to 130 mph was reported near 4 miles north-northwest of Fordyce, NE. 3 tornadoes were reported, including one near 4 miles west-northwest of Gaines, PA. The storm had 21 official hail reports.

Affected states: National, AZ, CA, CO, DE, FL, ID, IA, KS, MD, MI, MN, NE, NV, NJ, NY, PA, SD, TX, UT, WI, WY

4.49 inRadar size estimate 821,826Population Affected 333,181Houses Affected Hail · Wind · TornadoHazards FreeAccount signup

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Aug 29, 2026 10:00 PM to Aug 31, 2026 1:45 AM CST

Nationwide Daily Hail & Wind Map - August 30, 2026

Hail as large as 1.75 inches was reported near 4 miles northeast of Miller Dale Colony, SD. Wind up to 115 mph was reported near 1 mile north of Buffalo, SD. The storm had 4 official hail reports.

Affected states: National, AZ, CA, CO, FL, IL, IA, KS, ME, MN, MT, NE, NM, ND, SD, TX, UT, WY

3.47 inRadar size estimate 103,758Population Affected 42,975Houses Affected Hail · WindHazards FreeAccount signup

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Aug 24, 2026 10:00 PM to Aug 26, 2026 1:45 AM CST

Nationwide Daily Hail & Wind Map - August 25, 2026

Hail as large as 3.00 inches was reported near Gould, OK. Wind up to 97 mph was reported near 1 mile east of Clayton, NM. The storm had 16 official hail reports.

Affected states: National, AL, CA, CO, FL, GA, ID, KS, LA, MN, MT, NE, NV, NM, ND, OK, SC, SD, TX, UT, WI, WY

3.5 inRadar size estimate 240,505Population Affected 109,890Houses Affected Hail · WindHazards FreeAccount signup

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Frequently asked questions

Can I browse hail maps for California?

Yes. This page collects HailMapr storm pages tied to California, including mapped hail swaths, peak hail sizes, and affected areas when available.

Are these California hail maps searchable by date?

Yes. The library supports date and ZIP filtering so users can narrow storm results around the part of the state they care about most.

Who are California hail maps for?

They are useful for roofers, adjusters, restoration teams, property owners, and researchers who want storm-specific hail footprint detail.