Hail Swath Map Preview
The Saint Louis, MO hail swath map preview was last reviewed on August 30, 2026 and shows mapped hail estimates up to 1.00". There are 14 public hail reports, 22 public wind reports, and 2 nearby tornado reports listed for the April 17, 2026 event.
View the April 17, 2026 Saint Louis, MO hail event on the free interactive hail map, then check a free Hail Report by ZIP to see a more local hail signal for your area.
Impact Area and Population for the Saint Louis, MO Hail Map
The April 17, 2026 hail swath map for Saint Louis, MO covers approximately 458 square miles and includes an estimated 170,746 people inside the mapped footprint. The largest mapped area is in the 0.50-0.75" hail band, covering 168 square miles. The highest estimated population exposure is in the 0.75-1.00" hail band with 70,636 people.
| Mapped Hail Band | Impact Area | Population |
|---|---|---|
| < 0.50" | 161 sq mi | 39,203 |
| 0.50-0.75" | 168 sq mi | 52,188 |
| 0.75-1.00" | 107 sq mi | 70,636 |
| 1.00-1.25" | 22 sq mi | 8,719 |
Get a free Hail Report by ZIP to see a more local hail signal and whether the April 17, 2026 Saint Louis, MO hail event may have reached your area.
Housing Exposure Inside the Saint Louis, MO Hail Swath Map
Inside the April 17, 2026 hail swath map area for Saint Louis, MO, HailGeeks estimates 67,647 single-family homes, 5,834 townhomes, and 16,401 multifamily properties within the mapped storm footprint. Single-family-home exposure is highest in the 0.75-1.00" hail band, with 27,927 single-family homes.
| Mapped Hail Band | Single-Family | Townhomes | Multifamily |
|---|---|---|---|
| < 0.50" | 17,009 | 792 | 2,119 |
| 0.50-0.75" | 18,828 | 1,806 | 6,966 |
| 0.75-1.00" | 27,927 | 3,215 | 7,277 |
| 1.00-1.25" | 3,883 | 21 | 39 |
Use this table to review housing exposure by hail band for the April 17, 2026 Saint Louis, MO hail map. To check a specific property more closely, use a free Hail Report by Address.
Counties Inside the Saint Louis, MO Hail Map
Hail from the April 17, 2026 storm was mapped across 9 counties in the Saint Louis, MO region. St. Charles County, MO had the strongest mapped signal, peaking at 1.00" with roughly 40,518 single-family homes inside the swath.
County pages group every mapped hail event in the area. For a closer look, drop to the city or ZIP level below, or run a free Hail Report by Address.
Cities Inside the Saint Louis, MO Hail Map
Zooming in, the swath touched 20 cities near Saint Louis, MO. Wentzville, MO had the strongest mapped signal at 1.00", with an estimated 7,489 single-family homes exposed.
City cards show where the April 17, 2026 Saint Louis, MO hail activity was mapped, but your ZIP can show a closer local signal. Get a free Hail Report by ZIP, and if the signal looks meaningful, ask a local pro about a Remote Hail Inspection to see whether an on-site roof or exterior review may be worth scheduling.
ZIP Codes Inside the Saint Louis, MO Hail Swath Map
At the ZIP level, the April 17, 2026 Saint Louis, MO hail map spans 33 ZIP codes. ZIP 63385 shows the strongest local signal, with mapped hail estimates up to 1.00" and an estimated single-family-home exposure of 8,343.
Check your ZIP in seconds to see whether hail activity from the April 17, 2026 Saint Louis, MO event was mapped near your area.
Public Hail, Wind, and Tornado Reports
Public storm report tables connected to the April 17, 2026 hail map for Saint Louis, MO currently list 14 public hail reports, 22 public wind reports, and 2 tornado reports.
| Date & Time | Hail Size | City | State | Description |
|---|---|---|---|---|
April 17, 2026 3:15 PM CT |
1.00 in | 3 NE Defiance | MO | Report from mPING: Quarter (1.00 in.). |
April 17, 2026 3:25 PM CT |
1.00 in | 3 NE Defiance | MO | Corrects previous hail report from 3 NE Defiance. Report from mPING: Quarter (1.00 in.). |
April 17, 2026 3:35 PM CT |
1.00 in | 3 WNW Chesterfield | MO | No National Weather Service description provided. |
April 17, 2026 3:39 PM CT |
1.00 in | 2 W Harvester | MO | Report from mPING: Quarter (1.00 in.). |
April 17, 2026 3:40 PM CT |
1.00 in | 2 ENE Weldon Spring | MO | No National Weather Service description provided. |
April 17, 2026 3:42 PM CT |
1.00 in | 2 SSW Harvester | MO | No National Weather Service description provided. |
April 17, 2026 3:45 PM CT |
1.00 in | Harvester | MO | Report from mPING: Quarter (1.00 in.). |
April 17, 2026 3:45 PM CT |
1.00 in | 2 SE Harvester | MO | Report from social media... largest hail stone around 1 inch. |
April 17, 2026 3:46 PM CT |
1.00 in | 2 S Harvester | MO | Report from mPING: Quarter (1.00 in.). |
April 17, 2026 3:48 PM CT |
1.00 in | Cottleville | MO | No National Weather Service description provided. |
April 17, 2026 3:49 PM CT |
1.00 in | 1 NE Harvester | MO | Report from mPING: Quarter (1.00 in.). |
April 17, 2026 4:05 PM CT |
1.00 in | 2 SW Saint Charles | MO | Report from mPING: Quarter (1.00 in.). |
April 17, 2026 4:08 PM CT |
1.00 in | 3 NNE Saint Charles | MO | No National Weather Service description provided. |
April 17, 2026 4:15 PM CT |
1.00 in | 3 NE Saint Charles | MO | Report from mPING: Quarter (1.00 in.). |
| Date & Time | Wind Speed | City | State | Description |
|---|---|---|---|---|
April 17, 2026 3:10 PM CT | 3 NW New Melle | MO | Power pole down. | |
April 17, 2026 3:10 PM CT | 3 WNW New Melle | MO | Corrects previous tstm wnd dmg report from 3 WNW New Melle. Caller reported large trees twisted off and lying in different directions. Wrought iron outdoor table and chairs blown into yard... few shingles missing from new roof. | |
April 17, 2026 3:12 PM CT | 4 W New Melle | MO | Trees and transformer down on road. | |
April 17, 2026 3:15 PM CT | 3 WSW Wentzville | MO | Tree down on powerline. | |
April 17, 2026 3:15 PM CT | 4 NNW New Melle | MO | Powerlines on road. | |
April 17, 2026 3:15 PM CT | 4 SW Wentzville | MO | Tree/branches... powerlines on road. | |
April 17, 2026 3:20 PM CT | 3 WNW Flint Hill | MO | Power poles snapped with lots of wires down along hwy 61. | |
April 17, 2026 3:21 PM CT | 3 WSW Flint Hill | MO | Corrects previous tstm wnd dmg report from 3 WSW Flint Hill. Several small and large branches snapped. Time estimated from radar. | |
April 17, 2026 3:24 PM CT | 2 WNW Moscow Mills | MO | Report of a 6inch limb snapped. | |
April 17, 2026 3:25 PM CT | 3 N Flint Hill | MO | Corrects previous tstm wnd dmg report from 3 N Flint Hill. Power pole snapped. | |
April 17, 2026 3:25 PM CT | 2 NW Flint Hill | MO | Report of trees down and limbs snapped off. | |
April 17, 2026 3:27 PM CT | 1 ESE Troy | MO | 6 inch diameter tree limb down out of healthy tree. | |
April 17, 2026 3:28 PM CT | 4 W Old Monroe | MO | Power poles snapped along Martin Road. | |
April 17, 2026 3:29 PM CT | 4 WNW Old Monroe | MO | Photos of farm outbuilding collapsed... power pole down... one power pole snapped... siding from one home peeled off... roof peeled from mobile home... small branches down around neighborhood. | |
April 17, 2026 3:30 PM CT | 3 N Flint Hill | MO | Power pole snapped. | |
April 17, 2026 3:35 PM CT | 3 W Winfield | MO | Report of multiple smaller limbs snapped off large trees. | |
April 17, 2026 3:37 PM CT | Winfield | MO | Report of a 5 inch diameter tree limb snapped. | |
April 17, 2026 3:40 PM CT | 2 WSW Harvester | MO | Tree on Powerline. | |
April 17, 2026 3:40 PM CT | 4 WNW Paynesville | MO | Damage to siding and roof or single family home. Large tree split in half - center shows rot and half of tree is leafless. | |
April 17, 2026 9:26 PM CT | 3 ESE New Haven | MO | 6-10 inch diameter tree blocking road. | |
April 17, 2026 9:50 PM CT | 3 W Moscow Mills | MO | Power poles down. Time estimated from radar. | |
April 17, 2026 9:51 PM CT | 3 WNW New Melle | MO | Caller reported large trees twisted off and lying in different directions. Wrought iron outdoor table and chairs blown into yard... few shingles missing from new roof. |
| Date & Time | Rating | City | State | Description |
|---|---|---|---|---|
April 17, 2026 9:35 PM CT | UNK | 2 E Holstein | MO | Power lines down. Time estimated from radar. |
April 17, 2026 9:43 PM CT | UNK | 4 SW Troy | MO | Corrects previous tornado report from 4 SW Troy. NWS survey team found an EF-1 tornado southwest of Troy... MO. The tornado produced mostly tree damage along its 3.72 mile path... but did cause mostly minor damage to a few structures in its path. The tornado lifted just west of Moscow Mills... MO. |
This table includes only public storm reports connected to the April 17, 2026 Saint Louis, MO storm event. When available, each report may include the time, size or magnitude, city, state, and a short description.
Related Hail Maps in the Saint Louis, MO Region
We found 6 more hail maps with reports from the same Saint Louis, MO region as the April 17, 2026 event. These related maps cover storm dates from Oct 18, 2025 through Mar 22, 2026, with mapped hail estimates ranging from 0.75" to 1.50". In this set, the strongest related map reached 1.50", and the most recent map shown is from Mar 22, 2026.
If none of these related Saint Louis, MO hail maps look close enough to your property, check a free Hail Report by Address. It reviews hail history for a specific location — not just the broader Saint Louis, MO region — so you can check whether hail activity may have reached your property.
Local Hail Review Options Near Saint Louis, MO
Not sure whether the April 17, 2026 Saint Louis, MO hail map matters for your property? Start with a free Hail Report by Address to see whether hail activity was mapped for that property. If the property signal looks meaningful, you can choose a local pro serving the Saint Louis, MO region and ask about a Remote Hail Inspection before deciding whether an on-site roof or exterior review is worth scheduling.
Check a specific property to see whether hail activity from the April 17, 2026 Saint Louis, MO event — or another recent hail event — may have been mapped at that address.
Find a roof or exterior pro serving the Saint Louis, MO region who can help you understand what the property hail signal may mean.
A participating local pro reviews property-level hail history remotely — not just the April 17, 2026 event — to help decide whether an on-site inspection may be worth scheduling.
A free Hail Report by Address and a Remote Hail Inspection can help you look beyond the April 17, 2026 hail map visuals alone. They do not confirm property damage and do not replace an on-site inspection for a property in the Saint Louis, MO region, but they can help you make a more informed next decision before anyone climbs on the roof.
Frequently Asked Questions
Common questions about the April 17, 2026 Saint Louis, MO hail event.