Alert archive / Mississippi / Special Weather Statements in 2017
Special Weather Statement, NWS Jackson, MS
NWS Jackson, MS issued this special weather statement at Jul 1, 2017, 7:48 PM CDT for Jasper County, Mississippi. It was in force for 27 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
- Jul 1, 2017, 7:48 PM CDT (00:48 UTC)
- Expired
- Jul 1, 2017, 8:15 PM CDT
- In force
- 27 min
- Issued by
- NWS Jackson, MS
County Jasper County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 88 km from the middle of the area, began a volume at 00:50 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 0.8 hours before the alert went out and 98 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
- 657 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 631 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -75 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -0.8
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 Jackson, MS wrote its last area forecast discussion before this special weather statement went out at Jul 1, 6:32 PM CDT, 1 hour 16 minutes earlier.
Area forecast discussion, Jul 1, 6:32 PM CDT, 1 hour 16 minutes before
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</html>Hazardous weather outlook, Jul 1, 2:26 PM CDT, 5 hours 22 minutes before
Hazardous Weather Outlook National Weather Service Jackson MS 226 PM CDT Sat Jul 1 2017 ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-021930- Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland- Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar- Sunflower-Leflore-Grenada-Carroll-Montgomery-Webster-Clay-Lowndes- Choctaw-Oktibbeha-Washington-Humphreys-Holmes-Attala-Winston- Noxubee-Issaquena-Sharkey-Yazoo-Madison MS-Leake-Neshoba-Kemper- Warren-Hinds-Rankin-Scott-Newton-Lauderdale-Claiborne-Copiah- Simpson-Smith-Jasper-Clarke-Jefferson-Adams-Franklin MS-Lincoln- Lawrence-Jefferson Davis-Covington-Jones- 226 PM CDT Sat Jul 1 2017 This hazardous weather outlook is for portions of southeast Arkansas, northeast Louisiana, central Mississippi, north central Mississippi, and south central Mississippi. .DAY ONE...Tonight and Sunday SEVERE THUNDERSTORMS THREAT...Marginal TIMING...The rest of this afternoon through tonight Strong to severe storms will be possible through tonight. Damaging wind gusts to 60 mph and quarter sized hail will be the primary risks. Torrential rains may lead to localized flooding. (www.weather.gov/images/jan/graphicast/image1.png) .DAYS TWO THROUGH SEVEN...Sunday night through Friday Humid conditions and increasing temperatures may cause heat index values to peak near 105 degrees each afternoon through mid week. (www.weather.gov/images/jan/graphicast/image2.png) .SPOTTER CALL TO ACTION STATEMENT... The activation of storm spotters, HAM radio operators, and emergency management personnel in support of severe weather operations may be needed for portions of the region remainder of the afternoon through tonight. MSZ072>074-021930- Marion-Lamar-Forrest- 226 PM CDT Sat Jul 1 2017 This hazardous weather outlook is for portions of south central Mississippi, and southeast Mississippi. .DAY ONE...Tonight and Sunday SEVERE THUNDERSTORMS THREAT...Marginal TIMING...Through the remainder of this afternoon and evening Strong to severe storms will be possible through this evening. Damaging wind gusts to 60 mph and quarter sized hail will be the primary risks. Torrential rains may lead to localized flooding. (www.weather.gov/images/jan/graphicast/image1.png) .DAYS TWO THROUGH SEVEN...Sunday night through Friday Humid conditions and increasing temperatures may cause heat index values to peak near 105 degrees each afternoon through mid week. (www.weather.gov/images/jan/graphicast/image2.png) .SPOTTER CALL TO ACTION STATEMENT... The activation of storm spotters, HAM radio operators, and emergency management personnel in support of severe weather operations may be needed for portions of the region remainder of the afternoon. 21 && ...HAZARD LEGEND... *SEVERE THUNDERSTORMS* High...Significant severe thunderstorms are expected. Moderate...Severe storms expected with significant severe weather possible. Enhanced...Severe storms expected. Slight...Severe storms possible. Marginal...Isolated severe storms possible. ...USEFUL WEATHER WEB PAGES (URLS)... NWS JAN Home page... www.weather.gov/jan Stay Aware, Stay Safe NWS JAN Briefing Page... www.weather.gov/jan/safe Latest Weather Briefing... www.weather.gov/jan/weather_briefing Tropical page... www.weather.gov/jan/tropical National Hurricane Center Home Page... www.nhc.noaa.gov/ Find NWS JAN on Facebook... www.facebook.com/NWSJacksonMS Follow NWS JAN on Twitter... @NWSJacksonMS Follow NWS JAN on Youtube... www.youtube.com/user/NWSJacksonMiss ...ADDITIONAL URLS FOR SEVERE WEATHER ISSUES... Storm Prediction Center (SPC)... www.spc.noaa.gov/ Meso Analysis... www.spc.noaa.gov/exper/mesoanalysis/ Day 1 through 3 Outlooks... www.spc.noaa.gov/products/outlook/ Storm Reports... www.spc.noaa.gov/climo/online/
In the hours before
Special weather statement, Jul 1, 4:23 PM CDT, 3 hours 25 minutes before
Special Weather Statement
National Weather Service Jackson MS
423 PM CDT SAT JUL 1 2017
MSZ037-044-045-012200-
Neshoba MS-Attala MS-Leake MS-
423 PM CDT SAT JUL 1 2017
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN LEAKE...
SOUTHEASTERN ATTALA AND NORTHWESTERN NESHOBA COUNTIES UNTIL 500 PM
CDT...
At 423 PM CDT, Meteorologists were tracking a strong thunderstorm
over Renfroe, or 8 miles northwest of Edinburg, moving northeast at
30 mph.
Dime size hail and winds in excess of 40 mph will be possible with
this storm.
This strong thunderstorm will be near...
Zama around 440 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3275 8948 3291 8959 3306 8935 3300 8932
3293 8932 3293 8928 3281 8921
TIME...MOT...LOC 2123Z 240DEG 26KT 3288 8946
17Special weather statement, Jul 1, 4:58 PM CDT, 2 hours 50 minutes before
Special Weather Statement
National Weather Service Jackson MS
458 PM CDT SAT JUL 1 2017
MSZ038-012230-
Winston MS-
458 PM CDT SAT JUL 1 2017
...A STRONG THUNDERSTORM WILL AFFECT WINSTON COUNTY UNTIL 530 PM
CDT...
At 458 PM CDT, Meteorologists were tracking a strong thunderstorm
near Center Ridge, or 8 miles southwest of Louisville, moving
northeast at 35 mph.
Winds in excess of 40 mph will be possible with this storm.
This strong thunderstorm will be near...
Louisville around 515 PM CDT.
Millcreek around 525 PM CDT.
Other locations impacted by this storm include Noxapater.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 3293 8932 3310 8932 3311 8930 3311 8922
3316 8921 3320 8915 3320 8911 3323 8911
3328 8902 3293 8882
TIME...MOT...LOC 2158Z 241DEG 29KT 3304 8917
17Local storm report, Jul 1, 5:28 PM CDT, 2 hours 20 minutes before
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</html>Local storm report, Jul 1, 5:39 PM CDT, 2 hours 9 minutes before
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</html>Special weather statement, Jul 1, 6:19 PM CDT, 1 hour 29 minutes before
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</html>The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 7:32 PM CDT | Flash Flood Warning | JAN | Lauderdale | 118 min |
| Jul 2, 3:53 AM CDT | Special Weather Statement | JAN | Humphreys, Issaquena, Sharkey | 67 min |
| Jul 2, 4:36 AM CDT | Special Weather Statement | JAN | Holmes, Humphreys, Yazoo | 54 min |
| Jul 2, 6:57 AM CDT | Special Weather Statement | JAN | Issaquena, Sharkey | 48 min |
| Jul 2, 5:18 AM CDT | Special Weather Statement | JAN | Morehouse | 57 min |
| Jul 2, 6:23 AM CDT | Special Weather Statement | JAN | East Carroll, West Carroll | 52 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; radar from the NEXRAD Level II archive.