ATTENTION! Damaging hail detected. Hail tracking is now active for these regions: Grand Junction, CO • Champaign, ILATTENTION! Damaging hail detected. Hail tracking is now active for these regions: Grand Junction, CO • Champaign, IL
Hi folks! Stay ahead of the storm with a 48-hour severe weather outlook, precise hail alerts, and live hail tracking. Access hail insights, historical hail maps, and detailed reports across 300+ regions for better planning and fewer "uh-oh" moments. Stay informed, stay safe, and stay protected - all completely free. Hi folks! Stay ahead of the storm with a 48-hour severe weather outlook, precise hail alerts, and live hail tracking. Access hail insights, historical hail maps, and detailed reports across 300+ regions for better planning and fewer "uh-oh" moments. Stay informed, stay safe, and stay protected - all completely free.
NOAA/NWS STORM PREDICTION CENTER REPORTS + U.S. CENSUS DATA
Hail, Wind & Tornado Reports in and near Nampa, ID
Public hail, wind, and tornado reports in and near Nampa, ID from May 18, 1956 through July 10, 2025, sourced from NOAA/NWS Local Storm Reports and SPC storm report data.
Example: 83651 — search hail, wind and tornado public reports for any U.S. ZIP code
Hail Reports
7
Wind Reports
17
Tornado Reports
2
Max Hail Size
1.50″
Source NOAA SPC · NWS Local Storm ReportsCoverage Nampa, ID · 1956–presentUpdated Daily · last Jul 10, 2025
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Nampa, ID
1.50″hail
Jun 15, 1987 3:00 PM CST
Hail report for Nampa, ID
Canyon County · 67,705 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Not provided, ID
1.50″hail
May 18, 1956 7:00 PM CST
Hail report for Nampa, ID
Canyon County · 67,705 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Not provided, ID
Showing 7 of 7
Hail Damage Risk for Your Home+
Hail reports describe hail by diameter, often comparing stone size to familiar objects like peas, quarters, golf balls, and softballs. Use this guide as a starting point for possible hail damage to your roof, siding, gutters, vents, windows, and exterior. Actual hail damage depends on hail hardness, density, wind speed, impact angle, roof age, shingle condition, roof pitch, roofing material, installation quality, and prior storm damage.
Pea
0.25″
Low
Usually too small to cause hail damage to most sound asphalt roofs, siding, or gutters.
Mothball
0.50″
Sub-Severe Watch
Below the NWS severe-hail threshold, but not always harmless. Repeated small hail can scuff surfaces, wear aging shingles, and loosen protective granules over time.
Penny
0.75″
Minor / Watch
Below the NWS severe-hail threshold, but roof hail damage is still possible on older, brittle, poorly installed, or previously damaged shingles. May also mark screens, vents, gutters, and soft metal.
Nickel
0.88″
Minor / Watch
Still below the severe-hail threshold, but large enough to leave visible marks on soft metal and add wear to older or hail-weakened roof shingles.
Quarter
1.00″
Watch
The NWS severe-hail threshold. Quarter-size hail can bruise shingles, dent soft metal, and create roof hail damage worth checking.
Half Dollar
1.25″
Watch
More likely to dent gutters, vents, flashing, and siding. Hail damage risk rises quickly on older roofs or hail-weakened shingles.
Ping Pong / Walnut
1.50″
Likely
Hail damage becomes more likely, including bruised shingles, granule loss, dented siding, and damaged roof vents.
Golf Ball
1.75″
Likely
Often causes roof hail damage, cracked shingles, dented gutters, damaged flashing, and siding impacts. A roof inspection is recommended.
Hen Egg
2.00″
Serious
Can crack or puncture shingles, expose mat, dent siding, and cause widespread hail damage across the roof and exterior.
Tennis Ball
2.50″
Serious
Can cause heavy roof hail damage, punctured siding, broken skylights, damaged vents, and widespread exterior damage.
Baseball
2.75″
Major
Major hail damage is likely, including severe roof impacts, damaged siding, broken windows, and possible major roof repairs.
Tea Cup / Large Apple
3.00″
Major
Can cause heavy hail damage across the roof, siding, gutters, windows, and exterior. Significant repairs are often needed.
Softball
4.00″
Extreme
Destructive hail damage. Can severely damage roofing materials, siding, windows, gutters, vents, vehicles, and exterior surfaces.
Grapefruit
4.50″
Extreme
Catastrophic hail damage risk for roofs, windows, vehicles, siding, gutters, and exterior surfaces.
Source: NOAA / National Weather Service hail size references are used for hail-size comparisons and the 1.00″ severe-hail threshold. Damage descriptions are general homeowner guidance, not official NOAA/NWS damage ratings. Sub-severe hail under 1.00″ is below the severe threshold, but that does not mean “no roof damage.” Penny- to nickel-size hail can still contribute to granule loss, cosmetic surface marks, and added wear, especially on older, brittle, poorly installed, or previously damaged roofs.
Wind Report Description: WINDS KNOCKED OVER A METAL BUILDING AT NAMPA SUGAR FACTORY. SOCIAL MEDIA PHOTO.
NWS Wind Report Location: Nampa, ID
60mph
Mar 6, 2013 12:00 PM MST-7
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: A retired NWS employee reported roof shingles blown off homes in the area.
NWS Wind Report Location: N Nampa, ID
60mph
Jul 7, 2011 3:00 PM MST-7
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: Several reports of downed trees and fences and damage to homes were received from local media.
NWS Wind Report Location: 2 SW Nampa, ID
60mph
Apr 25, 2011 1:00 PM MST-7
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: A coop observer in Nampa reported a fence blown over and a 6 inch diameter tree uprooted.
NWS Wind Report Location: N Nampa, ID
64mph
Jul 26, 2003 4:40 PM MST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: A gust of 54 knots was also reported from this site.
NWS Wind Report Location: 10 S Nampa, ID
58mph
Jul 25, 2002 4:00 PM MST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Nampa, ID
58mph
Jul 13, 2002 9:15 PM MST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Nampa, ID
62mph
Apr 14, 2002 11:00 AM MST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: A severe thunderstorm wind gust of 54 knots destroyed a carport 10 miles South of Nampa in Canyon County.
NWS Wind Report Location: Nampa, ID
69mph
May 16, 2000 1:15 PM MST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Nampa, ID
69mph
Aug 26, 1996 6:30 PM MST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Se Nampa, ID
58mph
Apr 17, 1992 11:36 AM PST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Not provided, ID
UNKmph
Aug 22, 1991 9:30 PM CST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Not provided, ID
UNKmph
Jun 26, 1979 9:55 PM CST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Not provided, ID
UNKmph
Jul 6, 1975 7:00 PM CST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Not provided, ID
UNKmph
Jun 2, 1975 4:00 PM CST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Not provided, ID
UNKmph
Jun 21, 1967 6:00 PM CST
Wind report for Nampa, ID
Canyon County · 67,705 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Not provided, ID
Showing 15 of 17
Wind Damage Risk for Your Home+
Storm reports list thunderstorm wind gusts in mph. The NWS marks storms as severe at 58+ mph, but wind damage to your home depends on roof age, shingle condition, installation, exposure, nearby trees, and prior hail or wind damage.
Below Severe
Under 58 mph
Minor
Usually little damage to a sound roof, but loose shingles, flashing, or debris may shift.
Severe
58–74 mph
Watch
Can loosen shingles, lift flashing, break limbs, and damage gutters, siding, fences, or trim.
Damaging
75–90 mph
Serious
Can peel shingles, damage vents, tear siding, rip gutters, and expose weak roof areas.
Extreme
90+ mph
Major
Can cause major roof covering loss, tree damage, broken windows, and structural damage.
Source: NOAA / National Weather Service storm reports. Gusts may be measured or estimated; actual wind damage varies by roof condition, exposure, and prior hail or wind damage.
Latest NWS Tornado Reports in and near Nampa, ID
2 reports
F0category
Apr 6, 2003 1:50 PM MST
Tornado report for Nampa, ID
Canyon County · 67,705 Homes in County
Tornado Report Description: No National Weather Service description provided.
NWS Tornado Report Location: Nampa, ID
F0category
Dec 14, 2000 11:45 PM MST
Tornado report for Nampa, ID
Canyon County · 67,705 Homes in County
Tornado Report Description: A strong frontal system moved through southeast Oregon and southwest Idaho during the late evening/early morning hours of December 14th and 15th. A weak tornado formed on the leading edge of the gust front and touched down in a largely rural area of Nampa. A National Weather Service storm survey found evidence that suggested the tornado touched down intermittently over a period of approximately 3 minutes and traveled approximately one mile through a rural area scattered with a few subdivisions. At it's widest, path width was estimated at 30 yards. The tornado was witnessed by a naval officer who described the tornado as a well defined rope-like funnel which was occasionally lighted by exploding transformers and power line arching at the base of the funnel. Damage along the path was confined to shingle damage to a number of homes, a power pole snapped off at it's base and a 3 foot diameter tree uprooted. No injuries occurred with this tornado and damage estimates were not available.
NWS Tornado Report Location: Nampa, ID
Showing 2 of 2
Tornado Damage Risk for Your Home+
After a tornado, the National Weather Service assigns an EF rating from EF0 to EF5 based on surveyed damage. The rating estimates wind speed from what the tornado damaged, so actual damage can vary by construction quality, roof age, garage doors, windows, trees, debris, and how close the home was to the tornado path.
EF0
65–85 mph
Light
Can peel shingles, damage gutters or siding, break tree limbs, and toss loose outdoor items.
EF1
86–110 mph
Moderate
Can strip roof covering, damage exterior doors, break windows, snap trees, and cause heavier siding or gutter damage.
EF2
111–135 mph
Serious
Can tear off large sections of roofing, break or uproot trees, destroy weaker structures, and cause major exterior damage.
EF3–EF5
136+ mph
Severe
Can remove roofs and walls, destroy large portions of homes, toss vehicles, and cause severe to total destruction near the path.
Source: NOAA / National Weather Service. EF ratings are assigned after a post-storm damage survey and are based on observed damage, not a direct measurement at every home.
NWS Hail, Wind and Tornado Reports in and near Nampa, ID on the Interactive Map
Report type
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Tornado
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This snapshot is for local area context only and describes the selected state, county, city, or ZIP area — not a specific home or property. For ZIP-level estimated hail impact, use Free Hail Maps to generate a hail report with key impact details for that ZIP.
Frequently asked questions
for homeowners, buyers & sellers
How many hail, wind, and tornado reports does Nampa have on record?
Our records show 7 hail, 17 wind, and 2 tornado reports in and near Nampa, ID, compiled from NOAA SPC and NWS Local Storm Reports. The most recent was reported on July 10, 2025.
What is the largest hail ever reported in Nampa?
The largest hail size in these storm-report records in and near Nampa, ID is 1.50″. It was reported near Nampa, ID on June 15, 1987.
A storm report showed up near my home in Nampa — does that mean my roof is damaged?
Not necessarily. A storm report only means hail, wind, or a tornado was observed nearby; it does not confirm damage at any specific address, and conditions change from block to block. Check an address-level hail report first, and if it looks significant, find a local pro that serves Nampa and ask about a Remote Hail Inspection before anyone climbs on the roof.
I am buying a home in Nampa — why should I look at its storm history?
Recent hail or wind can leave a roof or exterior with damage that is easy to miss during a walkthrough, and a recent roof replacement is sometimes an insurance job after a storm. Reviewing the storm history for a Nampa address before closing helps you ask informed questions about roof age, past repairs, and any prior claims.
I am selling a home in Nampa — how does this help me?
Knowing the storm history for your address lets you answer buyer questions with confidence, document repairs you have already made, and decide whether a pre-listing roof check is worthwhile. A clear hail history removes a common sticking point during negotiations.
How do I check hail history for a specific Nampa address?
Use the address search to pull a free address-level hail report for any property in Nampa — no phone number or email required. It shows recent hail activity for that address so you know whether a closer roof or exterior review makes sense.
Where does this storm report data come from, and what are its limits?
Storm reports on this page are public reports from storm events across Nampa, ID, sourced from NOAA SPC and NWS Local Storm Reports. They show where hail, wind, or tornado activity was reported in Nampa, but they do not confirm damage at any specific property. Report locations, sizes, and times may be approximate and can vary from what an individual home experienced. For property-specific hail history, use an address-level hail report or contact a participating local professional for a remote hail inspection. Pros inclusion is not an endorsement, and contacting a professional does not confirm damage at any property.
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