Des Allemands, LA Live Doppler Radar
Live radar for Des Allemands, St. Charles County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Des Allemands?
Since 1996, the National Weather Service has logged damaging thunderstorm winds on 56 days in the Lower St. Charles forecast zone and St. Charles County — the most common reported hazard around Des Allemands, mostly in April and July. Next come flash flooding (46 days) and flooding (3 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Damaging thunderstorm winds | 56 | May 2026 | Dec 9, 2004 · $75,000 damage |
| Flash flooding | 46 | Jun 2026 | Sep 11, 2024 · $53 million damage |
| Flooding | 3 | Jan 1998 | — |
| Lightning casualties & damage | 2 | Jun 2008 | Jun 7, 2001 · $500,000 damage |
| Storm surge | 1 | Sep 1998 | — |
Source: NOAA NCEI Storm Events Database, 1996–2026 (the latest year is partial). A "day" is a date with at least one report in the Lower St. Charles forecast zone and St. Charles County; damage is as reported, not adjusted for inflation.
Which radars cover Des Allemands?
The closest NEXRAD Doppler radar is KHDC (Hammond, LA), about 49 miles north. Radar beams climb as they travel, so the height of the lowest scan over town decides how low in a storm the radar can see.
| Radar | Distance | Lowest beam over Des Allemands | View |
|---|---|---|---|
| KHDC Hammond, LA | 49 mi north | 3,400 ft | Good — most storms and steady rain or snow show clearly |
| KLIX New Orleans, LA | 53 mi northeast | 3,800 ft | Good — most storms and steady rain or snow show clearly |
| KMOB Mobile, AL | 146 mi east-northeast | 17,400 ft | Limited — the beam overshoots the lowest part of storms |
Beam height is the center of the 0.5° scan above the radar, with standard refraction. Mountains near a radar can block it further.
Tornado & hail history near Des Allemands
Since 1950, NOAA has recorded 159 tornadoes within 25 miles of Des Allemands, 25 of them EF2/F2 or stronger. Most came in May and November. The strongest was an F4 on October 3, 1964, which touched down about 16 miles south-southeast of town and caused 22 deaths. The most recent was an EF0 on May 2, 2025, which touched down about 22 miles east-northeast of town.
Hail: 137 reports of 1-inch or larger hail within 25 miles since 1955, 11 of them 2 inches or more; the largest was 3.50-inch hail on June 20, 2023.
Source: NOAA Storm Prediction Center — tornadoes 1950–2025, hail 1955–2025. Distances are to each tornado's track; ratings before February 2007 use the original Fujita scale.
On TALON you get Des Allemands's live radar loop, rain/snow/ice colors, flash-flood risk, storm tracks with arrival times and NWS warnings free; close-up radar and rotation detection are part of TALON Pro.
Des Allemands radar FAQ
Where is the nearest weather radar to Des Allemands, LA?
KHDC (Hammond, LA), about 49 miles north. KLIX (New Orleans, LA) is 53 miles away and also covers the area.
Can radar see a tornado near Des Allemands?
Radar can't see the tornado itself, but it shows the rotating storm and, once debris is lofted, a debris signature. Over Des Allemands the lowest scan from KHDC is about 3,400 ft up — good — most storms and steady rain or snow show clearly.
Is TALON's radar for Des Allemands free?
Yes — the US radar loop, rain/snow/ice colors, flash-flood risk, storm tracks and NWS warnings are free in any browser. Close-up radar, rotation detection and longer forecasts are part of TALON Pro.
Should I rely on radar for my safety?
No app replaces official warnings. When the National Weather Service issues a warning for Des Allemands, follow it right away — see watch vs. warning.
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