Alert archive / Mississippi / Special Weather Statements in 2017
Special Weather Statement, NWS New Orleans, LA
NWS New Orleans, LA issued this special weather statement at Aug 8, 2017, 2:13 PM CDT for Pearl River County, Mississippi. It was in force for 47 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
- Aug 8, 2017, 2:13 PM CDT (19:13 UTC)
- Expired
- Aug 8, 2017, 3:00 PM CDT
- In force
- 47 min
- Issued by
- NWS New Orleans, LA
County Pearl River County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 7.2 hours before the alert went out and 81 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
- 1417 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 693 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 20 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 Aug 8, 3:37 AM CDT, 10 hours 36 minutes earlier.
Area forecast discussion, Aug 8, 3:37 AM CDT, 10 hours 36 minutes before
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</html>Hazardous weather outlook, Aug 8, 11:10 AM CDT, 3 hours 3 minutes before
Hazardous Weather Outlook National Weather Service New Orleans LA 1110 AM CDT Tue Aug 8 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>082-090415- 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- 1110 AM CDT Tue Aug 8 2017 This Hazardous Weather Outlook is for portions of Southeast Louisiana...South Mississippi and the adjacent coastal waters. .DAY ONE...This Afternoon and Tonight Scattered to numerous showers and thunderstorms are expected today, continuing into the evening hours with highest coverage mainly north and west of Lake Pontchartrain. A few storms could become strong and produce gusty winds, frequent lightning and very heavy rainfall that could produce localized flooding. The threat of localized flooding will be mainly along and north of the Interstate 10 and 12 corridor. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Scattered to numerous showers and thunderstorms are expected each day during the period. A few of these storms could become strong and produce gusty winds, frequent lightning and heavy rainfall that could produce localized flooding. The most numerous showers and thunderstorms are likely to be along and north of the Interstate 10 and 12 corridors. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated. 95/DM
In the hours before
Special weather statement, Aug 8, 12:35 PM CDT, 1 hour 38 minutes before
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</html>Special weather statement, Aug 8, 1:23 PM CDT, 50 minutes before
Special Weather Statement National Weather Service New Orleans LA 123 PM CDT TUE AUG 8 2017 LAZ036-037-048-050-081900- Livingston-St. Helena-East Feliciana-East Baton Rouge- 123 PM CDT TUE AUG 8 2017 ...STRONG THUNDERSTORM AFFECTING NORTHEASTERN EAST BATON ROUGE...NORTHWESTERN LIVINGSTON...SOUTHEASTERN EAST FELICIANA AND SOUTHWESTERN ST. HELENA PARISHES... At 121 PM CDT, a strong thunderstorm was located over Watson, or 8 miles north of Denham Springs, moving northeast at 20 mph. Brief heavy rainfall, frequent lightning and wind gusts of 20 to 30 mph are possible with this storm. Locations impacted include... Zachary, Denham Springs, Greensburg, Walker, Montpelier, Pride, Watson, Darlington and Greenwell Spring. Torrential rainfall is occurring with this storm, and may cause localized flooding of low lying and poor drainage areas. Do not drive your vehicle through flooded roadways. Heavy rain will also reduce visibility along area roadways. Motorists in the area should be prepared for sudden and drastic drops in visibility. Frequent cloud to ground lightning is also occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. LAT...LON 3046 9089 3067 9115 3097 9087 3075 9057 TIME...MOT...LOC 1821Z 222DEG 19KT 3060 9095 95/DM
Special weather statement, Aug 8, 1:45 PM CDT, 28 minutes before
Special Weather Statement
National Weather Service New Orleans LA
145 PM CDT TUE AUG 8 2017
LAZ039-071-081930-
Washington-Northern Tangipahoa-
145 PM CDT TUE AUG 8 2017
...STRONG THUNDERSTORM AFFECTING NORTHERN TANGIPAHOA AND
NORTHWESTERN WASHINGTON PARISHES...
At 141 PM CDT, a strong thunderstorm was located near Roseland, or
near Amite, moving northeast at 20 mph.
Heavy rainfall, frequent lightning and wind gusts of 20 to 30 mph
are possible with this storm.
Locations impacted include...
Franklinton, Amite, Amite City, Kentwood, Roseland, Mount Herman,
Wilmer and Tangipahoa.
Torrential rainfall is occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
Heavy rainfall will also result in reduced visibility along area
roadways. Motorists in the area should be prepared for sudden and
drastic drops in visibility.
Frequent cloud to ground lightning is also occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 3082 9006 3067 9053 3082 9056 3096 9056
3100 9031 3100 9018
TIME...MOT...LOC 1841Z 240DEG 16KT 3080 9046
95/DMSpecial weather statement, Aug 8, 2:13 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service New Orleans LA
213 PM CDT TUE AUG 8 2017
MSZ077-082000-
Pearl River-
213 PM CDT TUE AUG 8 2017
...STRONG THUNDERSTORM AFFECTING NORTHERN PEARL RIVER COUNTY...
At 211 PM CDT, a strong thunderstorm was located near Poplarville,
moving northeast at 10 mph.
Heavy rainfall, frequent lightning, and wind gusts of 20 to 30 mph
are possible with this storm.
Locations impacted include...
Poplarville.
Torrential rainfall is occurring with this storm, and may cause
localized flooding of low lying and poor drainage areas. Do not
drive your vehicle through flooded roadways.
Heavy rainfall will also result in reduced visibility along area
roadways, including Interstate 59. Motorists in the area should be
prepared for sudden and drastic drops in visibility.
Frequent cloud to ground lightning is also occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 3100 8950 3100 8948 3098 8947 3098 8943
3101 8942 3101 8935 3100 8934 3082 8934
3069 8959 3091 8975 3092 8974 3093 8975
3100 8959 3100 8955 3102 8955 3101 8950
TIME...MOT...LOC 1911Z 234DEG 8KT 3085 8961
95/DMThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 12:35 PM CDT | Special Weather Statement | LIX | East Baton Rouge, West Baton Rouge | 40 min |
| Aug 8, 1:23 PM CDT | Special Weather Statement | LIX | Saint Helena | 37 min |
| Aug 8, 1:45 PM CDT | Special Weather Statement | LIX | Washington | 45 min |
| Aug 8, 2:17 PM CDT | Special Weather Statement | LIX | Saint Helena | 43 min |
| Aug 8, 4:02 PM CDT | Special Weather Statement | LIX | Orleans | 28 min |
| Aug 8, 5:26 PM CDT | Areal Flood Advisory | LIX | Jefferson, Saint Charles | 3 hr |
| Aug 8, 5:59 PM CDT | Flash Flood Warning | LIX | Saint Charles | 2 hr |
| Aug 8, 6:06 PM CDT | Areal Flood Advisory | LIX | Lafourche | 3 hr |
| Aug 8, 2:26 PM CDT | Special Weather Statement | LIX | Walthall | 49 min |
Nearby
Special Weather Statements in Mississippi, 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.