Alert archive / Louisiana / Special Weather Statements in 2017
Special Weather Statement, NWS New Orleans, LA
NWS New Orleans, LA issued this special weather statement at Jun 6, 2017, 5:39 PM CDT for Livingston Parish, Saint John the Baptist Parish, Louisiana. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 6, 2017, 5:39 PM CDT (22:39 UTC)
- Expired
- Jun 6, 2017, 6:15 PM CDT
- In force
- 36 min
- Issued by
- NWS New Orleans, LA
Counties Livingston Parish, LA, Saint John the Baptist Parish, LA
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.7 hours before the alert went out and 232 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 825 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 465 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS New Orleans, LA wrote its last area forecast discussion before this special weather statement went out at Jun 6, 3:47 PM CDT, 1 hour 52 minutes earlier.
Area forecast discussion, Jun 6, 3:47 PM CDT, 1 hour 52 minutes before
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</html>Hazardous weather outlook, Jun 6, 4:46 AM CDT, 12 hours 53 minutes before
Hazardous Weather Outlook National Weather Service New Orleans LA 446 AM CDT Tue Jun 6 2017 GMZ530-532-534-536-538-550-552-555-557-570-572-575-577-LAZ034>037- 039-040-046>050-056>072-MSZ068>071-077-080>082-062200- Lake Pontchartrain and Lake Maurepas-Mississippi Sound- Lake Borgne-Chandeleur Sound-Breton Sound- Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm- Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM- Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM- Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM- Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM- Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm- Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM-Pointe Coupee-West Feliciana- East Feliciana-St. Helena-Washington-St. Tammany-Iberville- West Baton Rouge-East Baton Rouge-Ascension-Livingston-Assumption- St. James-St. John The Baptist-Upper Lafourche-St. Charles- Upper Jefferson-Orleans-Upper Plaquemines-Upper St. Bernard- Upper Terrebonne-Lower Terrebonne-Lower Lafourche-Lower Jefferson- Lower Plaquemines-Lower St. Bernard-Northern Tangipahoa- Southern Tangipahoa-Wilkinson-Amite-Pike-Walthall-Pearl River- Hancock-Harrison-Jackson- 446 AM CDT Tue Jun 6 2017 This Hazardous Weather Outlook is for portions of Southeast Louisiana...South Mississippi and the adjacent coastal waters. .DAY ONE...Today and Tonight Scattered to numerous thunderstorms can be expected again today and tonight with any lingering activity ending early Wednesday. The primary concerns will be periods of heavy rainfall that may result in some street flooding and ponding in poorly drained areas during the heaviest rainfall. Occasional lightning and gusty winds will also be possible. .DAYS TWO THROUGH SEVEN...Wednesday through Monday The risk of widespread hazardous weather is low. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated.
In the hours before
Special weather statement, Jun 6, 4:40 PM CDT, 59 minutes before
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</html>Local storm report, Jun 6, 5:18 PM CDT, 21 minutes before
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</html>Special weather statement, Jun 6, 5:39 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 9:24 AM CDT | Special Marine Warning | LIX | 66 min | |
| Jun 6, 10:38 AM CDT | Special Marine Warning | LIX | 37 min | |
| Jun 6, 1:47 PM CDT | River Flood Warning | LIX | Saint Tammany | 20 hr |
| Jun 6, 1:47 PM CDT | River Flood Warning | LIX | Saint Tammany | 34 hr |
| Jun 6, 3:38 PM CDT | Areal Flood Warning | LIX | Assumption, Lafourche, Terrebonne | 3 hr |
| Jun 6, 4:34 PM CDT | Special Marine Warning | LIX | 56 min | |
| Jun 6, 5:34 PM CDT | Special Marine Warning | LIX | 56 min | |
| Jun 6, 4:40 PM CDT | Special Weather Statement | LIX | Jackson | 35 min |
| Jun 6, 5:11 PM CDT | Areal Flood Advisory | LIX | Amite | 64 min |
| Jun 6, 5:12 PM CDT | Areal Flood Advisory | LIX | Harrison, Jackson | 2 hr |
Nearby
Special Weather Statements in Louisiana, 2017Every special weather statement in 2017
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.