Alert archive / Florida / Special Weather Statements in 2021

Special Weather Statement, NWS Jacksonville, FL

April 25, 2021Lake County, Florida

NWS Jacksonville, FL issued this special weather statement at Apr 25, 2021, 8:06 AM EDT for Lake County, Florida. It was in force for 24 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
Apr 25, 2021, 8:06 AM EDT (12:06 UTC)
Expired
Apr 25, 2021, 8:30 AM EDT
In force
24 min
Issued by
NWS Jacksonville, FL

County Lake County, FL

The radar

The Melbourne radar (KMLB), 153 km from the middle of the area, began a volume at 12:09 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

Cape Canaveral, FL (KXMR), launched 12:00Z, 0.1 hours before the alert went out and 143 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, Cape Canaveral, FL at 12:00Z on 2021-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1032 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, Cape Canaveral, FL at 12:00Z on 2021-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 square meters per square second.1939587897Sfc1 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
1032 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
717 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
171 m²/s²
Significant tornado parameter
1.0
Supercell composite
5.3

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 Jacksonville, FL wrote its last area forecast discussion before this special weather statement went out at Apr 25, 7:25 AM EDT, 41 minutes earlier.

Area forecast discussion, Apr 25, 7:25 AM EDT, 41 minutes before
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In the hours before

Special weather statement, Apr 25, 5:10 AM EDT, 2 hours 56 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
510 AM EDT Sun Apr 25 2021

FLZ033-038-133-137-138-237-251000-
Coastal Flagler FL-Coastal St. Johns FL-Inland Flagler FL-
Eastern Putnam FL-Western Putnam FL-Inland St. Johns FL-
510 AM EDT Sun Apr 25 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN FLAGLER...SOUTHEASTERN
ST. JOHNS AND NORTHEASTERN PUTNAM COUNTIES UNTIL 600 AM EDT...

* At 510 AM EDT, National Weather Service meteorologists were
  tracking a strong thunderstorm near Bostwick, or near East Palatka,
  moving east at 40 mph.

* Small hail and wind gusts near 45 mph are possible with this storm.

* Locations impacted include...
  Palatka, Hastings, East Palatka, Marineland, Bostwick, Federal
  Point, Crescent Beach, Orange Mills, Butler Beach and Spuds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather, contact your nearest law enforcement
agency. You can also share your report with NWS Jacksonville on
Facebook and Twitter.

&&

LAT...LON 2965 8168 2980 8164 2978 8119 2955 8111
TIME...MOT...LOC 0910Z 273DEG 34KT 2974 8160

ENYEDI
Special weather statement, Apr 25, 6:20 AM EDT, 1 hour 46 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
620 AM EDT Sun Apr 25 2021

FLZ033-038-137-138-251100-
Coastal Flagler FL-Inland Flagler FL-Eastern Putnam FL-
Inland St. Johns FL-
620 AM EDT Sun Apr 25 2021

...SIGNIFICANT WEATHER ADVISORY FOR FLAGLER...SOUTH CENTRAL ST. JOHNS
AND SOUTHEASTERN PUTNAM COUNTIES UNTIL 700 AM EDT...

* At 620 AM EDT, National Weather Service meteorologists were
  tracking a strong thunderstorm near San Mateo, or near Andalusia,
  moving east southeast at 35 mph.

* Small hail, funnel clouds, and winds in excess of 45 mph possible
  with this storm.

* Locations impacted include...
  Palm Coast, Flagler Beach, Bunnell, Crescent City, Pomona Park,
  Andalusia, Welaka, Beverly Beach, Espanola and Lake Como.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather, contact your nearest law enforcement
agency. You can also share your report with NWS Jacksonville on
Facebook and Twitter.

&&

LAT...LON 2946 8110 2946 8112 2943 8110 2941 8115
      2932 8115 2931 8142 2940 8142 2940 8143
      2938 8145 2935 8156 2950 8168 2960 8157
      2965 8144 2963 8114 2952 8110
TIME...MOT...LOC 1020Z 279DEG 32KT 2956 8151

SHASHY
Special weather statement, Apr 25, 7:01 AM EDT, 1 hour 5 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
701 AM EDT Sun Apr 25 2021

FLZ038-138-251115-
Coastal Flagler FL-Inland Flagler FL-
701 AM EDT Sun Apr 25 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN FLAGLER COUNTY UNTIL
715 AM EDT...

* At 700 AM EDT, National Weather Service meteorologists were
  tracking a strong thunderstorm near Bunnell, moving southeast at 55
  mph.

* Small hail and winds in excess of 45 mph possible with this storm.

* Locations impacted include...
  Flagler Beach, Bunnell and Beverly Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather, contact your nearest law enforcement
agency. You can also share your report with NWS Jacksonville on
Facebook and Twitter.

&&

LAT...LON 2951 8108 2946 8111 2946 8112 2943 8110
      2942 8114 2941 8115 2926 8115 2926 8118
      2933 8136 2955 8118
TIME...MOT...LOC 1100Z 293DEG 49KT 2943 8121

SHASHY
Special weather statement, Apr 25, 7:13 AM EDT, 53 minutes before
Special Weather Statement
National Weather Service Jacksonville FL
713 AM EDT Sun Apr 25 2021

FLZ140-240-340-251200-
Central Marion FL-Western Marion FL-Eastern Marion FL-
713 AM EDT Sun Apr 25 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN MARION COUNTY UNTIL
800 AM EDT...

* At 713 AM EDT, National Weather Service meteorologists were
  tracking strong thunderstorms centered Santos, or 8 miles south of
  Ocala, moving east at 35 mph.

* Winds in excess of 45 mph possible with these storms.

* Locations impacted include...
  Weirsdale, Santos, Ocklawaha, Moss Bluff, Silver Springs Shores,
  Lake Weir, Belleview and Summerfield.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is 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. If
you can hear thunder, you are close enough to be struck! Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2896 8231 2897 8232 2899 8236 2910 8225
      2916 8205 2911 8164 2905 8164 2905 8166
      2896 8166
TIME...MOT...LOC 1113Z 285DEG 32KT 2906 8212

SHASHY
Local storm report, Apr 25, 8:03 AM EDT, 3 minutes before
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Special weather statement, Apr 25, 8:06 AM EDT, 0 minutes before
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The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 24, 11:32 PM EDTSpecial Marine WarningJAX118 min
Apr 25, 12:26 AM EDTSpecial Weather StatementJAXNassau34 min
Apr 25, 12:41 AM EDTSpecial Weather StatementJAXHamilton49 min
Apr 25, 1:03 AM EDTSpecial Weather StatementJAXSuwannee42 min
Apr 25, 1:15 AM EDTSevere Thunderstorm WarningJAXBaker, Columbia, Hamilton23 min
Apr 25, 1:30 AM EDTSpecial Marine WarningJAX90 min
Apr 25, 1:42 AM EDTSpecial Weather StatementJAXColumbia, Suwannee48 min
Apr 25, 2:01 AM EDTSpecial Weather StatementJAXNassau44 min
Apr 25, 2:06 AM EDTSevere Thunderstorm WarningJAXBaker, Columbia, Suwannee24 min
Apr 25, 2:12 AM EDTSevere Thunderstorm WarningJAXDuval, Nassau36 min
Apr 25, 2:23 AM EDTSpecial Weather StatementJAXBaker, Columbia, Union52 min
Apr 25, 2:29 AM EDTSpecial Marine WarningJAX91 min
Apr 25, 2:49 AM EDTSpecial Weather StatementJAXDuval41 min
Apr 25, 2:52 AM EDTSpecial Marine WarningJAX38 min
Apr 25, 2:55 AM EDTSpecial Weather StatementJAXBradford, Clay, Union50 min
Apr 25, 3:18 AM EDTSpecial Weather StatementJAXClay, Saint Johns42 min
Apr 25, 3:36 AM EDTSpecial Marine WarningJAX54 min
Apr 25, 3:59 AM EDTSpecial Weather StatementJAXClay, Saint Johns46 min
Apr 25, 4:23 AM EDTSpecial Marine WarningJAX3 hr
Apr 25, 4:28 AM EDTSpecial Weather StatementJAXPutnam47 min
Apr 25, 5:10 AM EDTSpecial Weather StatementJAXSaint Johns50 min
Apr 25, 6:20 AM EDTSpecial Weather StatementJAXFlagler40 min
Apr 25, 7:01 AM EDTSpecial Weather StatementJAXFlagler14 min
Apr 25, 7:13 AM EDTSpecial Weather StatementJAXMarion47 min
Apr 25, 7:29 AM EDTSpecial Marine WarningJAX61 min
Apr 24, 8:13 PM EDTSpecial Weather StatementJAXWayne32 min
Apr 24, 8:18 PM EDTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee, Jeff Davis27 min
Apr 24, 8:41 PM EDTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee, Jeff Davis49 min
Apr 24, 8:45 PM EDTFlash Flood WarningJAXAppling, Bacon, Coffee, Jeff Davis3 hr
Apr 24, 8:48 PM EDTSevere Thunderstorm WarningJAXAtkinson, Coffee42 min
Apr 24, 8:51 PM EDTTornado WarningJAXAtkinson, Coffee39 min
Apr 24, 9:00 PM EDTSpecial Weather StatementJAXWayne45 min
Apr 24, 9:08 PM EDTSevere Thunderstorm WarningJAXAppling, Bacon, Coffee, Pierce, Ware52 min
Apr 24, 9:16 PM EDTTornado Warning Tornado observedJAXAppling, Bacon, Coffee, Pierce, Ware29 min
Apr 24, 9:33 PM EDTSpecial Weather StatementJAXAtkinson, Coffee42 min
Apr 24, 9:41 PM EDTTornado WarningJAXBacon, Pierce, Ware34 min
Apr 24, 9:45 PM EDTSpecial Weather StatementJAXAppling45 min
Apr 24, 9:50 PM EDTSpecial Weather StatementJAXClinch85 min
Apr 24, 9:58 PM EDTSevere Thunderstorm WarningJAXAppling, Brantley, Glynn, Pierce, Wayne48 min
Apr 24, 10:11 PM EDTSpecial Weather StatementJAXBacon, Pierce34 min
Apr 24, 10:17 PM EDTSevere Thunderstorm WarningJAXClinch43 min
Apr 24, 10:23 PM EDTSpecial Weather StatementJAXAtkinson52 min
Apr 24, 10:48 PM EDTSpecial Weather StatementJAXBacon, Brantley, Glynn, Pierce, Wayne42 min
Apr 24, 10:54 PM EDTSpecial Weather StatementJAXClinch66 min
Apr 24, 10:57 PM EDTSevere Thunderstorm WarningJAXBrantley, Charlton, Clinch, Pierce, Ware48 min
Apr 24, 11:05 PM EDTSevere Thunderstorm WarningJAXCharlton, Clinch, Echols, Ware55 min
Apr 24, 11:16 PM EDTSpecial Weather StatementJAXAtkinson44 min
Apr 24, 11:27 PM EDTSpecial Weather StatementJAXBrantley, Glynn63 min
Apr 24, 11:34 PM EDTSpecial Weather StatementJAXBacon, Pierce, Wayne56 min
Apr 24, 11:40 PM EDTSevere Thunderstorm WarningJAXBrantley, Charlton, Clinch, Ware50 min
Apr 24, 11:46 PM EDTSpecial Weather StatementJAXCamden, Charlton44 min
Apr 24, 11:57 PM EDTSpecial Weather StatementJAXBrantley, Pierce63 min
Apr 25, 12:01 AM EDTSevere Thunderstorm WarningJAXBrantley, Camden, Charlton, Glynn44 min
Apr 25, 12:07 AM EDTSevere Thunderstorm WarningJAXWayne23 min
Apr 25, 12:09 AM EDTSpecial Weather StatementJAXEchols51 min
Apr 25, 12:33 AM EDTSevere Thunderstorm WarningJAXCamden, Glynn27 min
Apr 25, 12:36 AM EDTSevere Thunderstorm WarningJAXClinch, Echols39 min
Apr 25, 12:52 AM EDTSpecial Weather StatementJAXCamden, Glynn, Ware38 min
Apr 25, 12:58 AM EDTSpecial Weather StatementJAXCharlton62 min
Apr 25, 1:24 AM EDTSpecial Weather StatementJAXCamden, Glynn66 min
Apr 25, 1:38 AM EDTSpecial Weather StatementJAXCharlton67 min

Nearby

Special Weather Statements in Florida, 2021Every special weather statement in 2021

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.