Alert archive / Mississippi / Special Weather Statements in 2018

Special Weather Statement, NWS Mobile, AL

June 30, 2018Greene County, Mississippi

NWS Mobile, AL issued this special weather statement at Jun 30, 2018, 7:22 PM CDT for Greene County, Mississippi. It was in force for 38 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 30, 2018, 7:22 PM CDT (00:22 UTC)
Expired
Jun 30, 2018, 8:00 PM CDT
In force
38 min
Issued by
NWS Mobile, AL

County Greene County, MS

The radar

The Mobile radar (KMOB), 61 km from the middle of the area, began a volume at 00:24 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

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.4 hours before the alert went out and 163 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.

Skew-T log-pSkew-T log-p diagram, Slidell Radar S, LA at 00:00Z on 2018-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1268 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 00:00Z on 2018-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1268 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
1645 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Mobile, AL wrote its last area forecast discussion before this special weather statement went out at Jun 30, 3:59 PM CDT, 3 hours 23 minutes earlier.

Area forecast discussion, Jun 30, 3:59 PM CDT, 3 hours 23 minutes before
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Hazardous weather outlook, Jun 30, 5:49 AM CDT, 13 hours 33 minutes before
Hazardous Weather Outlook
National Weather Service Mobile AL
549 AM CDT Sat Jun 30 2018

ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-011100-
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland-
Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal-
Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George-
549 AM CDT Sat Jun 30 2018

This Hazardous Weather Outlook is for south central Alabama,
southwest Alabama, northwest Florida and southeast Mississippi.

.DAY ONE...Today and Tonight.

A few strong to severe storms are possible today, with gusty winds
and small hail possible.

Heat index values of 100 to 105 are expected today, with some
localities seeing indices around 108.

There is a moderate risk for dangerous rip currents along all area
beaches today and tonight.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Thunderstorms are expected each day, with an isolated strong to
severe storm bringing damaging winds and small hail. A few may bring
locally heavy rains along and south of Interstate 10, causing
localized nuisance flooding.

A moderate risk for rip currents will continue along the Gulf
beaches of Alabama and Northwest Florida through Sunday night.

Heat index values of 100 to 105 are expected Sunday, with some
localities seeing indices around 108.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GMZ630>636-650-655-670-675-011100-
Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound-
Perdido Bay-Pensacola Bay System-Western Choctawhatchee Bay-
Eastern Choctawhatchee Bay-
Coastal waters from Pensacola FL to Pascagoula MS out 20 NM-
Coastal waters from Okaloosa Walton County Line FL to Pensacola FL
out 20 NM-Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM-
Waters from Okaloosa Walton County Line FL to Pensacola FL from
20 to 60 NM-
549 AM CDT Sat Jun 30 2018

This Hazardous Weather Outlook is for the coastal waters of Alabama
and northwest Florida.

.DAY ONE...Today and Tonight.

Winds and waves will be locally higher near isolated to scattered
showers and thunderstorms.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Winds and waves will be locally higher near isolated to scattered
showers and thunderstorms each day through Friday.

In the hours before

Local storm report, Jun 30, 3:41 PM CDT, 3 hours 41 minutes before
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Special weather statement, Jun 30, 5:01 PM CDT, 2 hours 21 minutes before
Special Weather Statement
National Weather Service Mobile AL
501 PM CDT SAT JUN 30 2018

ALZ054-302245-
Wilcox AL-
501 PM CDT SAT JUN 30 2018

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
NORTHWESTERN WILCOX COUNTY UNTIL 545 PM CDT...

At 501 PM CDT, the strong thunderstorm was located over Consul, or 11
miles south of Uniontown, moving south at 10 mph.

Winds in excess of 40 mph will be possible with this storm.

This storm will remain over mainly rural areas of northwestern Wilcox
County.

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 3224 8741 3224 8739 3222 8739 3222 8737
      3221 8737 3220 8736 3220 8735 3202 8735
      3206 8763 3213 8762 3213 8752 3227 8752
      3227 8744
TIME...MOT...LOC 2201Z 009DEG 9KT 3228 8750
Special weather statement, Jun 30, 5:38 PM CDT, 1 hour 44 minutes before
Special Weather Statement
National Weather Service Mobile AL
538 PM CDT SAT JUN 30 2018

ALZ054-302315-
Wilcox AL-
538 PM CDT SAT JUN 30 2018

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...CENTRAL
WILCOX COUNTY UNTIL 615 PM CDT...

At 536 PM CDT, the strong thunderstorm was located 7 miles west of
Dannelly Reservoir, or 11 miles north of Camden, moving south at 10
mph.

Wind gusts of 40 to 50 mph will be possible with this storm.

Locations impacted include...
Camden, Millers Ferry and Dannelly Reservoir.

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 3220 8736 3220 8733 3214 8728 3215 8727
      3214 8725 3212 8726 3212 8725 3210 8723
      3208 8719 3207 8719 3206 8718 3205 8718
      3205 8716 3198 8713 3199 8747 3224 8741
      3224 8739
TIME...MOT...LOC 2236Z 002DEG 10KT 3215 8734
Special weather statement, Jun 30, 5:42 PM CDT, 1 hour 40 minutes before
Special Weather Statement
National Weather Service Mobile AL
542 PM CDT SAT JUN 30 2018

ALZ051-302315-
Choctaw AL-
542 PM CDT SAT JUN 30 2018

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN CHOCTAW COUNTY UNTIL 615 PM CDT...

At 542 PM CDT, the strong thunderstorm was located 5 miles west of
Gilbertown, or 18 miles northeast of Waynesboro, moving south at 5
mph.

Winds in excess of 40 mph will be possible with this storm.

Locations impacted include...
Silas, Gilbertown and Toxey.

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 3194 8831 3170 8825 3170 8847 3189 8847
      3195 8844
TIME...MOT...LOC 2242Z 021DEG 6KT 3185 8841
Special weather statement, Jun 30, 6:55 PM CDT, 27 minutes before
Special Weather Statement
National Weather Service Mobile AL
655 PM CDT SAT JUN 30 2018

ALZ051>053-MSZ067-076-010045-
Clarke AL-Choctaw AL-Washington AL-Greene MS-Wayne MS-
655 PM CDT SAT JUN 30 2018

...SCATTERED STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...CHOCTAW...NORTHWESTERN WASHINGTON...NORTHWESTERN
CLARKE...SOUTHEASTERN WAYNE AND NORTHEASTERN GREENE COUNTIES UNTIL
745 PM CDT...

At 655 PM CDT, the strong thunderstorms were scattered along a line
extending from near Butler to 3 miles east of Millry to Buckatunna,
and moving south at 10 mph.

Winds in excess of 40 mph will be possible with these storms.

Locations impacted include...
Butler, Chatom, Lisman, Millry, State Line, Buckatunna, Silas,
Coffeeville, Pennington, Gilbertown and Toxey.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3222 8802 3214 8803 3214 8804 3211 8805
      3209 8804 3206 8807 3207 8810 3205 8812
      3202 8812 3199 8810 3201 8809 3199 8807
      3199 8804 3147 8808 3136 8865 3160 8858
      3195 8836 3223 8832
TIME...MOT...LOC 2355Z 008DEG 8KT 3205 8822 3165 8826 3152 8853
Special weather statement, Jun 30, 7:22 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Mobile AL
722 PM CDT SAT JUN 30 2018

ALZ052-MSZ076-010100-
Washington AL-Greene MS-
722 PM CDT SAT JUN 30 2018

...A STRONG THUNDERSTORM WILL AFFECT THE FOLLOWING COUNTIES...
SOUTHWESTERN WASHINGTON AND EASTERN GREENE COUNTIES UNTIL 800 PM
CDT...

At 721 PM CDT, the strong thunderstorm was located over Fruitdale, or
12 miles southwest of Chatom, moving south at 25 mph.

Wind gusts of 40 to 50 mph will be possible with this storm.

Locations impacted include...
Leakesville, Deer Park and Fruitdale.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3140 8854 3141 8830 3115 8823 3114 8833
      3111 8833 3111 8843 3109 8843 3109 8861
TIME...MOT...LOC 0021Z 000DEG 21KT 3135 8843

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 7:02 PM CDTSevere Thunderstorm WarningMOBWashington43 min
Jun 30, 11:46 PM CDTSpecial Marine WarningMOB29 min
Jul 1, 12:15 AM CDTSpecial Marine WarningMOB60 min
Jul 1, 1:06 AM CDTSpecial Marine WarningMOB54 min
Jul 1, 4:54 PM CDTSpecial Marine WarningMOB51 min
Jul 1, 5:32 PM CDTSpecial Weather StatementMOBMobile43 min
Jul 1, 6:24 PM CDTSpecial Marine WarningMOB66 min
Jul 1, 3:03 PM CDTSpecial Weather StatementMOBEscambia27 min
Jul 1, 5:02 PM CDTSpecial Weather StatementMOBSanta Rosa43 min
Jun 30, 7:29 PM CDTSpecial Weather StatementMOBGreene46 min
Jun 30, 7:52 PM CDTSevere Thunderstorm WarningMOBGreene, Perry38 min
Jun 30, 8:26 PM CDTSpecial Weather StatementMOBPerry49 min
Jul 1, 4:24 PM CDTSpecial Weather StatementMOBGeorge51 min
Jul 1, 4:47 PM CDTSpecial Weather StatementMOBStone43 min

Nearby

Special Weather Statements in Mississippi, 2018Every special weather statement in 2018

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.