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NOAA/NWS STORM PREDICTION CENTER REPORTS + U.S. CENSUS DATA
Hail, Wind & Tornado Reports in and near Big Sandy, MT
Public hail, wind, and tornado reports in and near Big Sandy, MT from June 20, 1974 through August 29, 2026, sourced from NOAA/NWS Local Storm Reports and SPC storm report data.
Example: 59520 — search hail, wind and tornado public reports for any U.S. ZIP code
Hail Reports
21
Wind Reports
40
Tornado Reports
4
Max Hail Size
2.00″
Source NOAA SPC · NWS Local Storm ReportsCoverage Big Sandy, MT · 1974–presentUpdated Daily · last Aug 29, 2026
Hail Report Description: Half dollar sized hail, measuring 1.25 inches, was reported 8 miles W of Big Sandy.
NWS Hail Report Location: 8 W Big Sandy, MT
1.00″hail
Jul 13, 2011 5:15 PM MST-7
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: A thunderstorm dropped 1 inch diameter hail at Big Sandy 14SE.
NWS Hail Report Location: 14 SE Big Sandy, MT
1.00″hail
Aug 2, 2010 8:00 PM MST-7
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: A thunderstorm dropped 1 inch diameter hail at Big Sandy 5NNE.
NWS Hail Report Location: 5 NNE Big Sandy, MT
0.88″hail
Jul 20, 2007 7:16 PM MST-7
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: A severe thunderstorm dropped .88 inch diameter hail at Big Sandy 25SE.
NWS Hail Report Location: 25 SE Big Sandy, MT
1.25″hail
Jul 20, 2007 6:45 PM MST-7
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: A severe thunderstorm dropped 1.25 inch diameter hail at Big Sandy 20SSE.
NWS Hail Report Location: 20 SSE Big Sandy, MT
1.00″hail
Jun 25, 2007 7:24 AM MST-7
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: A severe thunderstorm dropped 1 inch diameter hail at Big Sandy 4W.
NWS Hail Report Location: 4 W Big Sandy, MT
1.00″hail
Aug 10, 2005 1:25 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 8 E Big Sandy, MT
0.75″hail
Aug 4, 2004 11:30 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 24 SE Big Sandy, MT
0.75″hail
Aug 4, 2004 9:30 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 24 SE Big Sandy, MT
0.75″hail
Sep 4, 2000 10:03 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 6 N Big Sandy, MT
1.00″hail
Aug 7, 1999 8:35 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Big Sandy, MT
0.75″hail
Jul 21, 1999 4:15 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 12 N Iliad, MT
0.75″hail
Jun 15, 1997 6:02 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 6 N Big Sandy, MT
0.75″hail
Jun 25, 1996 10:55 PM MST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: 5 NW Big Sandy, MT
1.75″hail
Jun 21, 1991 8:45 PM CST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Not provided, MT
1.25″hail
Jul 6, 1990 3:00 PM CST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Not provided, MT
1.75″hail
Jun 20, 1974 6:30 PM CST
Hail report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Hail Report Description: No National Weather Service description provided.
NWS Hail Report Location: Not provided, MT
Showing 15 of 21
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: Mesonet station MTM90 Big Sandy Sw reported a wind gust of 59 MPH.
NWS Wind Report Location: 11 Wsw Big Sandy, MT
65mph
Aug 23, 2026 9:25 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: MT Mesonet.
NWS Wind Report Location: 11 Sse Big Sandy, MT
67mph
May 14, 2026 12:00 AM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Montana Mesonet Big Sandy SE.
NWS Wind Report Location: 11 SSE Big Sandy, MT
85mph
May 13, 2026 10:20 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Big Sandy NW Montana Mesonet measured a 85 mph wind gust.
NWS Wind Report Location: 10 WNW Big Sandy, MT
67mph
May 13, 2026 10:00 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Corrects previous tstm wnd gst report from 11 SSE Big Sandy. Montana Mesonet Big Sandy SE.
NWS Wind Report Location: 11 SSE Big Sandy, MT
58mph
Aug 20, 2025 6:00 AM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Big Sandy MT Mesonet.
NWS Wind Report Location: 11 WSW Big Sandy, MT
59mph
May 11, 2025 10:55 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Montana mesonet station Big Sandy SE.
NWS Wind Report Location: 11 SSE Big Sandy, MT
69mph
May 10, 2025 11:00 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Montana mesonet station Big Sandy SE (Acebsase).
NWS Wind Report Location: 11 SSE Big Sandy, MT
62mph
Sep 29, 2022 10:45 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: MESONET STATION MTM90 BIG SANDY SW.
NWS Wind Report Location: 11 WSW Big Sandy, MT
91mph
Jul 12, 2022 1:55 AM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: SUSTAINED 77G91 MPH. UNCONFIRMED 103MPH GUST. RECORDED PRESSURE DROP OF 11MB IN 5 MIN. RECORDED VIA AMBIENT WEATHER.
NWS Wind Report Location: Big Sandy, MT
70mph
Jul 12, 2022 1:47 AM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: VIA AMBIENT WEATHER.
NWS Wind Report Location: 14 WNW Big Sandy, MT
UNKmph
Jul 11, 2021 11:30 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: SEMI BLOWN OF HIGHWAY 87... NEAR MILE MARKER 78. POWER LINES BLOWN DOWN IN THE AREA. UNKNOWN NUMBER OF INJURIES. REPORT VIA MT HIGHWAY PATROL. TIME OF EVENT IS ESTIMATED.
NWS Wind Report Location: 1 SW Big Sandy, MT
UNKmph
Jul 11, 2021 11:24 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: POWERLINES DOWN ON US 87 NEAR VERONA.
NWS Wind Report Location: Verona, MT
77mph
Jul 11, 2021 11:14 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: VIA AMBIENT WEATHER MESONET.
NWS Wind Report Location: 13 W Big Sandy, MT
77mph
Jun 27, 2019 11:44 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Big Sandy, MT
65mph
Jun 2, 2017 12:58 AM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: SPOTTER ESTIMATED 60 TO 70 MPH WIND GUSTS. A LOT OF MEDIUM SIZE BRANCHES DOWN. POWER OUT. THE WIND CAUSED SIGNIFICANT REDUCTION IN VISIBILITY DUE TO BLOWING DUST. PEA SIZE HAIL ALSO FELL. TIME ESTIMATED BASED ON RADAR.
NWS Wind Report Location: Big Sandy, MT
59mph
Jun 30, 2016 10:54 PM UTC
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: 59 MPH WIND GUST WHEN THE THUNDERSTORM WENT THROUGH.
NWS Wind Report Location: 16 WNW Big Sandy, MT
91mph
Jul 4, 2015 10:17 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A mesonet site reported a gust of 79 knots.
NWS Wind Report Location: .92 E Big Sandy Arpt, MT
58mph
Aug 15, 2014 4:25 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: High wind gusts, measuring 50KT (58 MPH), were reported in Big Sandy, MT.
NWS Wind Report Location: .46 E Big Sandy, MT
69mph
Aug 30, 2013 9:36 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: High winds measuring 60KT (69MPH) were reported 1 mile SE of Big Sandy.
NWS Wind Report Location: 1 SE Big Sandy, MT
69mph
Aug 29, 2013 9:36 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: High winds measuring 60KT (69MPH) were reported 1 mile NE of Big Sandy, MT.
NWS Wind Report Location: 1 NE Big Sandy, MT
67mph
Aug 29, 2013 9:21 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: High winds measuring 58KT (67MPH) were reported 13 miles W of Big Sandy, MT.
NWS Wind Report Location: 13 W Big Sandy, MT
60mph
Aug 5, 2013 4:00 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: Strong winds measuring 52KT (60MPH) were reported 9 miles NW of Iliad, MT. Several tree branches were taken down as a result.
NWS Wind Report Location: 9 NW Iliad, MT
64mph
Jul 19, 2011 3:20 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A thunderstorm produced a wind gust to 65 mph at Big Sandy 17W.
NWS Wind Report Location: 17 W Big Sandy, MT
85mph
Jul 6, 2009 4:56 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A thunderstorm produced a wind gust to 85 mph at Big Sandy.
NWS Wind Report Location: N Big Sandy, MT
70mph
Jul 4, 2008 6:55 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A severe thunderstorm produced a wind gust to 70 mph at Big Sandy.
NWS Wind Report Location: N Big Sandy, MT
60mph
Jun 2, 2008 2:51 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A severe thunderstorm produced a wind gust to 60 mph at Big Sandy 6N.
NWS Wind Report Location: 6 N Big Sandy, MT
70mph
Jun 29, 2007 8:10 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A severe thunderstorm produced a wind gust to 70 mph at Big Sandy 6N. The storm also produced between 0.50 and 0.75 inches of rain in 20 minutes.
NWS Wind Report Location: 6 N Big Sandy, MT
70mph
May 17, 2007 8:10 PM MST-7
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: A severe thunderstorm produced a wind gust to 70 mph at Big Sandy 6N.
NWS Wind Report Location: 5.53 N Big Sandy, MT
64mph
Jul 24, 2006 3:30 PM MST
Wind report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Wind Report Description: No National Weather Service description provided.
NWS Wind Report Location: Big Sandy, MT
Showing 15 of 30
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 Big Sandy, MT
4 reports
UNKcategory
May 13, 2026 10:00 PM UTC
Tornado report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Tornado Report Description: [Landspout] DELAYED REPORT. High quality video of dust-wrapped circulation in contact with the ground ahead of destructive thunderstorm outflow containing significant dust. Time estimated from radar rotation signature along leading edge of storm. EFU... no damage reported.
NWS Tornado Report Location: 10 WNW Big Sandy, MT
EF0category
Jun 5, 2012 6:10 PM MST-7
Tornado report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Tornado Report Description: The area the tornado was reported was extensively rural. Tree damage was noted 16 miles southeast of Big Sandy in the Eagle Creek drainage.
Tornado Report Description: No National Weather Service description provided.
NWS Tornado Report Location: Not provided, MT
F3category
Jul 5, 1988 4:45 PM MST
Tornado report for Big Sandy, MT
Chouteau County · 2,253 Homes in County
Tornado Report Description: No National Weather Service description provided.
NWS Tornado Report Location: Not provided, MT
Showing 4 of 4
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 Big Sandy, MT on the Interactive Map
Report type
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Tornado
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Address-level hail history. 100% free. No phone or email required.
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 Big Sandy have on record?
Our records show 21 hail, 40 wind, and 4 tornado reports in and near Big Sandy, MT, compiled from NOAA SPC and NWS Local Storm Reports. The most recent was reported on August 29, 2026.
What is the largest hail ever reported in Big Sandy?
The largest hail size in these storm-report records in and near Big Sandy, MT is 2.00″. It was reported near Big Sandy, MT on June 10, 2021.
A storm report showed up near my home in Big Sandy — 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 Big Sandy and ask about a Remote Hail Inspection before anyone climbs on the roof.
I am buying a home in Big Sandy — 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 Big Sandy address before closing helps you ask informed questions about roof age, past repairs, and any prior claims.
I am selling a home in Big Sandy — 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 Big Sandy address?
Use the address search to pull a free address-level hail report for any property in Big Sandy — 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 Big Sandy, MT, sourced from NOAA SPC and NWS Local Storm Reports. They show where hail, wind, or tornado activity was reported in Big Sandy, 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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