Chalmette, LA Live Doppler Radar

Live radar for Chalmette, St. Bernard County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.

Open live radar for ChalmetteWhat TALON shows

What weather hits Chalmette?

Since 1996, the National Weather Service has logged a hurricane or tropical storm on 26 days in the Upper St. Bernard forecast zone and St. Bernard County — the most common reported hazard around Chalmette, mostly in September and October. Next come excessive heat (22 days) and damaging thunderstorm winds (22 days).

HazardDays reportedMost recentWorst on record
Hurricanes & tropical storms26Sep 2024Aug 28, 2005 · $1.8 billion damage
Excessive heat22Jul 2025—
Damaging thunderstorm winds22Feb 2026Nov 24, 2004 · $50,000 damage
Flash flooding20Apr 2025Jun 11, 2001 · $200,000 damage
Storm surge12Aug 2021Aug 29, 2005 · $3.0 billion damage
Lightning casualties & damage5May 2016Sep 4, 2004 · 1 death
Extreme cold & wind chill3Jan 2025—
High winds3Oct 2019Mar 1, 2010 · $5,000 damage

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 Upper St. Bernard forecast zone and St. Bernard County; damage is as reported, not adjusted for inflation.

Which radars cover Chalmette?

The closest NEXRAD Doppler radar is KLIX (New Orleans, LA), about 28 miles north-northeast. 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.

RadarDistanceLowest beam over ChalmetteView
KLIX
New Orleans, LA		28 mi north-northeast1,700 ftExcellent — the lowest scan sees close to the ground
KHDC
Hammond, LA		48 mi north-northwest3,300 ftGood — most storms and steady rain or snow show clearly
KMOB
Mobile, AL		115 mi east-northeast11,900 ftLimited — 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 Chalmette

Since 1950, NOAA has recorded 124 tornadoes within 25 miles of Chalmette, 20 of them EF2/F2 or stronger. Most came in May and April. The strongest was an EF3 on March 22, 2022, which passed about 3 miles west-northwest of town and caused 1 death. The most recent was an EF0 on May 2, 2025, which touched down about 9 miles west-southwest of town.

Hail: 123 reports of 1-inch or larger hail within 25 miles since 1955, 9 of them 2 inches or more; the largest was 3.00-inch hail on April 6, 1964.

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 Chalmette'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.

Chalmette radar FAQ

Where is the nearest weather radar to Chalmette, LA?

KLIX (New Orleans, LA), about 28 miles north-northeast. KHDC (Hammond, LA) is 48 miles away and also covers the area.

Can radar see a tornado near Chalmette?

Radar can't see the tornado itself, but it shows the rotating storm and, once debris is lofted, a debris signature. Over Chalmette the lowest scan from KLIX is about 1,700 ft up — excellent — the lowest scan sees close to the ground.

Is TALON's radar for Chalmette 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 Chalmette, follow it right away — see watch vs. warning.

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