Alert archive / Florida / Special Weather Statements in 2009

Special Weather Statement, NWS Jacksonville, FL

June 18, 2009Gilchrist County, Florida

NWS Jacksonville, FL issued this special weather statement at Jun 18, 2009, 3:21 PM EDT for Gilchrist 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: Jun 18, 2009, 3:21 PM EDT (19:21 UTC)
Expired: Jun 18, 2009, 3:45 PM EDT
In force: 24 min
Issued by: NWS Jacksonville, FL

County Gilchrist County, FL

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 7.4 hours before the alert went out and 148 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2286 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 949 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 77 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jun 18, 2:55 PM EDT, 26 minutes earlier.

Area forecast discussion, Jun 18, 2:55 PM EDT, 26 minutes before

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Hazardous weather outlook, Jun 18, 3:15 PM EDT, 6 minutes before

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In the hours before

Local storm report, Jun 18, 1:46 PM EDT, 1 hour 35 minutes before

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Local storm report, Jun 18, 1:57 PM EDT, 1 hour 24 minutes before

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Special weather statement, Jun 18, 2:26 PM EDT, 55 minutes before

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Local storm report, Jun 18, 2:32 PM EDT, 49 minutes before

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Local storm report, Jun 18, 2:44 PM EDT, 37 minutes before

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Special weather statement, Jun 18, 3:21 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 8:06 PM EDT	Special Weather Statement	JAX	Marion	39 min
Jun 17, 8:08 PM EDT	Special Weather Statement	JAX	Baker	52 min
Jun 17, 9:05 PM EDT	Severe Thunderstorm Warning	JAX	Baker, Columbia, Hamilton	40 min
Jun 17, 9:47 PM EDT	Severe Thunderstorm Warning	JAX	Columbia, Hamilton, Suwannee	43 min
Jun 17, 10:31 PM EDT	Special Weather Statement	JAX	Suwannee	44 min
Jun 18, 6:39 AM EDT	Special Weather Statement	JAX	Nassau	51 min
Jun 18, 7:19 AM EDT	Special Weather Statement	JAX	Hamilton	26 min
Jun 18, 9:50 AM EDT	Severe Thunderstorm Warning	JAX	Nassau	40 min
Jun 18, 10:23 AM EDT	Special Weather Statement	JAX	Baker	52 min
Jun 18, 10:37 AM EDT	Special Weather Statement	JAX	Baker	23 min
Jun 18, 10:49 AM EDT	Special Weather Statement	JAX	Nassau	26 min
Jun 18, 11:01 AM EDT	Special Weather Statement	JAX	Clay	44 min
Jun 18, 11:20 AM EDT	Areal Flood Advisory	JAX	Baker, Bradford, Clay, Duval, Nassau	55 min
Jun 18, 11:30 AM EDT	Special Weather Statement	JAX	Bradford, Clay	45 min
Jun 18, 11:46 AM EDT	Special Weather Statement	JAX	Bradford, Clay	29 min
Jun 18, 11:57 AM EDT	Special Weather Statement	JAX	Clay	33 min
Jun 18, 12:11 PM EDT	Special Weather Statement	JAX	Bradford	34 min
Jun 18, 12:14 PM EDT	Areal Flood Advisory	JAX	Bradford, Clay	91 min
Jun 18, 12:21 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Bradford, Clay, Putnam	39 min
Jun 18, 12:47 PM EDT	Areal Flood Advisory	JAX	Alachua, Bradford, Clay, Putnam	88 min
Jun 18, 12:51 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Marion, Putnam	54 min
Jun 18, 12:56 PM EDT	Special Weather Statement	JAX	Putnam	34 min
Jun 18, 1:22 PM EDT	Special Weather Statement	JAX	Alachua	38 min
Jun 18, 1:31 PM EDT	Special Weather Statement	JAX	Flagler	29 min
Jun 18, 1:34 PM EDT	Areal Flood Advisory	JAX	Alachua, Marion	56 min
Jun 18, 1:39 PM EDT	Severe Thunderstorm Warning	JAX	Marion	45 min
Jun 18, 1:43 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Gilchrist, Marion	47 min
Jun 18, 2:26 PM EDT	Special Weather Statement	JAX	Suwannee	34 min
Jun 18, 2:29 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Gilchrist	15 min
Jun 18, 4:13 PM EDT	Special Weather Statement	JAX	Hamilton	47 min
Jun 18, 4:39 PM EDT	Special Weather Statement	JAX	Suwannee	51 min
Jun 18, 4:42 PM EDT	Severe Thunderstorm Warning	JAX	Hamilton	48 min
Jun 18, 4:57 PM EDT	Special Weather Statement	JAX	Suwannee	48 min
Jun 18, 5:13 PM EDT	Severe Thunderstorm Warning	JAX	Columbia, Hamilton	52 min
Jun 18, 5:17 PM EDT	Severe Thunderstorm Warning	JAX	Suwannee	43 min
Jun 18, 5:29 PM EDT	Areal Flood Advisory	JAX	Suwannee	61 min
Jun 18, 5:30 PM EDT	Severe Thunderstorm Warning	JAX	Columbia, Union	60 min
Jun 18, 6:01 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Bradford, Gilchrist, Union	59 min
Jun 18, 6:08 PM EDT	Special Weather Statement	JAX	Marion	37 min
Jun 18, 6:42 PM EDT	Special Weather Statement	JAX	Baker	48 min
Jun 18, 6:47 PM EDT	Special Weather Statement	JAX	Alachua	43 min
Jun 18, 7:22 PM EDT	Special Weather Statement	JAX	Baker	38 min
Jun 17, 8:51 PM EDT	Special Weather Statement	JAX	Charlton, Clinch, Ware	54 min
Jun 18, 4:03 AM EDT	Special Weather Statement	JAX	Jeff Davis	57 min
Jun 18, 4:36 AM EDT	Severe Thunderstorm Warning	JAX	Appling, Bacon, Jeff Davis, Wayne	39 min
Jun 18, 4:54 AM EDT	Special Weather Statement	JAX	Bacon, Coffee, Wayne	51 min
Jun 18, 5:18 AM EDT	Special Weather Statement	JAX	Pierce	42 min
Jun 18, 5:24 AM EDT	Severe Thunderstorm Warning	JAX	Atkinson, Bacon, Brantley, Coffee, Pierce, Ware	51 min
Jun 18, 5:34 AM EDT	Special Weather Statement	JAX	Wayne	41 min
Jun 18, 5:48 AM EDT	Special Weather Statement	JAX	Brantley	42 min
Jun 18, 5:56 AM EDT	Special Weather Statement	JAX	Ware	34 min
Jun 18, 6:07 AM EDT	Special Weather Statement	JAX	Camden, Glynn	38 min
Jun 18, 6:30 AM EDT	Special Weather Statement	JAX	Charlton, Clinch	45 min
Jun 18, 6:40 AM EDT	Severe Thunderstorm Warning	JAX	Charlton, Clinch, Echols, Ware	50 min
Jun 18, 8:59 AM EDT	Special Weather Statement	JAX	Brantley, Camden	46 min
Jun 18, 9:29 AM EDT	Special Weather Statement	JAX	Camden	61 min
Jun 18, 3:39 PM EDT	Special Weather Statement	JAX	Echols	66 min
Jun 18, 3:46 PM EDT	Severe Thunderstorm Warning	JAX	Echols	44 min
Jun 18, 4:02 PM EDT	Special Weather Statement	JAX	Clinch	28 min
Jun 18, 4:11 PM EDT	Special Weather Statement	JAX	Atkinson	34 min
Jun 18, 4:32 PM EDT	Special Weather Statement	JAX	Clinch	43 min
Jun 18, 7:23 PM EDT	Special Weather Statement	JAX	Coffee	52 min
Jun 18, 7:32 PM EDT	Special Weather Statement	JAX	Clinch	43 min

Nearby

Special Weather Statements in Florida, 2009 Every special weather statement in 2009

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.