Alert archive / Florida / Special Weather Statements in 2024

Special Weather Statement, NWS Jacksonville, FL

August 4, 2024Columbia County, Hamilton County, Florida

NWS Jacksonville, FL issued this special weather statement at Aug 4, 2024, 4:17 PM EDT for Columbia County, Hamilton County, Florida. It was in force for 43 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 4, 2024, 4:17 PM EDT (20:17 UTC)
Expired: Aug 4, 2024, 5:00 PM EDT
In force: 43 min
Issued by: NWS Jacksonville, FL
Hail: 0.00 in
Wind: 55

Counties Columbia County, FL, Hamilton County, FL

The radar

The Moody AFB radar (KVAX), 50 km from the middle of the area, began a volume at 20:16 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

Jacksonville, FL (KJAX), launched 12:00Z, 8.3 hours before the alert went out and 129 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: 2267 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 606 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 85 m²/s²
0-3 km storm-relative helicity: 84 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 Jacksonville, FL wrote its last area forecast discussion before this special weather statement went out at Aug 4, 1:45 PM EDT, 2 hours 32 minutes earlier.

Area forecast discussion, Aug 4, 1:45 PM EDT, 2 hours 32 minutes before

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In the hours before

Special weather statement, Aug 4, 2:50 PM EDT, 1 hour 27 minutes before

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Special weather statement, Aug 4, 3:00 PM EDT, 1 hour 17 minutes before

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Special weather statement, Aug 4, 3:33 PM EDT, 44 minutes before

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Special weather statement, Aug 4, 3:47 PM EDT, 30 minutes before

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Special weather statement, Aug 4, 4:00 PM EDT, 17 minutes before

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Special weather statement, Aug 4, 4:17 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
Aug 3, 10:22 PM EDT	River Flood Warning	JAX	Baker, Nassau	14 days
Aug 3, 10:22 PM EDT	River Flood Warning	JAX	Alachua, Union	11 days
Aug 3, 10:22 PM EDT	River Flood Warning	JAX	Columbia, Hamilton, Suwannee	19 days
Aug 3, 10:22 PM EDT	River Flood Warning	JAX	Columbia, Gilchrist, Suwannee	34 days
Aug 3, 10:22 PM EDT	River Flood Warning	JAX	Alachua, Columbia	15 days
Aug 4, 12:00 AM EDT	Flood Watch	JAX	Alachua, Baker, Bradford, Clay, Columbia, Duval and 7 more	68 hr
Aug 4, 2:51 AM EDT	Tropical Storm Warning	JAX	Alachua, Baker, Bradford, Clay, Columbia, Duval and 7 more	3 days
Aug 4, 5:04 AM EDT	Small Craft Advisory	JAX		24 hr
Aug 4, 10:14 AM EDT	River Flood Warning	JAX	Clay	68 hr
Aug 4, 10:15 AM EDT	River Flood Warning	JAX	Clay	3 days
Aug 4, 11:14 AM EDT	Rip Current Statement	JAX	Duval, Flagler, Nassau	63 hr
Aug 4, 12:49 PM EDT	Special Weather Statement	JAX	Putnam	26 min
Aug 4, 12:53 PM EDT	Severe Thunderstorm Warning	JAX	Marion	52 min
Aug 4, 1:17 PM EDT	Special Weather Statement	JAX	Putnam	28 min
Aug 4, 1:19 PM EDT	Special Weather Statement	JAX	Marion	41 min
Aug 4, 1:54 PM EDT	Special Weather Statement	JAX	Putnam	51 min
Aug 4, 1:57 PM EDT	Special Weather Statement	JAX	Alachua, Marion	48 min
Aug 4, 2:14 PM EDT	Special Marine Warning	JAX		61 min
Aug 4, 2:17 PM EDT	Special Weather Statement	JAX	Alachua, Gilchrist	28 min
Aug 4, 2:33 PM EDT	Severe Thunderstorm Warning	JAX	Alachua, Columbia, Gilchrist	27 min
Aug 4, 2:50 PM EDT	Special Weather Statement	JAX	Clay	40 min
Aug 4, 3:00 PM EDT	Special Weather Statement	JAX	Gilchrist, Suwannee	45 min
Aug 4, 3:06 PM EDT	Special Marine Warning	JAX		54 min
Aug 4, 3:10 PM EDT	Severe Thunderstorm Warning	JAX	Flagler, Marion, Putnam	20 min
Aug 4, 3:33 PM EDT	Special Weather Statement	JAX	Clay, Putnam	42 min
Aug 4, 3:47 PM EDT	Special Weather Statement	JAX	Columbia, Suwannee, Union	28 min
Aug 4, 4:00 PM EDT	Special Weather Statement	JAX	Bradford, Clay	45 min
Aug 4, 4:03 PM EDT	Special Marine Warning	JAX		57 min
Aug 4, 4:22 PM EDT	Special Weather Statement	JAX	Baker	53 min
Aug 4, 4:24 PM EDT	Tornado Warning	JAX	Baker	13 min
Aug 4, 4:35 PM EDT	Special Marine Warning	JAX		55 min
Aug 4, 4:42 PM EDT	Special Weather Statement	JAX	Hamilton	33 min
Aug 4, 4:45 PM EDT	Special Marine Warning	JAX		60 min
Aug 4, 4:55 PM EDT	Special Weather Statement	JAX	Marion	50 min
Aug 4, 4:59 PM EDT	Hurricane Warning	JAX	Gilchrist, Hamilton, Suwannee	18 hr
Aug 4, 5:13 PM EDT	Special Weather Statement	JAX	Duval	32 min
Aug 4, 5:26 PM EDT	Special Marine Warning	JAX		64 min
Aug 4, 5:29 PM EDT	Special Weather Statement	JAX	Flagler	46 min
Aug 4, 5:36 PM EDT	Special Weather Statement	JAX	Duval, Nassau	24 min
Aug 4, 5:45 PM EDT	Special Marine Warning	JAX		30 min
Aug 4, 5:50 PM EDT	Special Weather Statement	JAX	Marion	40 min
Aug 4, 6:04 PM EDT	Special Weather Statement	JAX	Saint Johns	26 min
Aug 4, 6:07 PM EDT	Special Weather Statement	JAX	Baker	23 min
Aug 4, 6:09 PM EDT	Special Marine Warning	JAX		66 min
Aug 4, 6:17 PM EDT	Special Marine Warning	JAX		58 min
Aug 4, 6:19 PM EDT	Special Weather Statement	JAX	Alachua	26 min
Aug 4, 6:32 PM EDT	Special Weather Statement	JAX	Duval	43 min
Aug 4, 6:37 PM EDT	Tornado Warning	JAX	Alachua	12 min
Aug 4, 6:42 PM EDT	Special Weather Statement	JAX	Gilchrist, Marion	48 min
Aug 4, 6:51 PM EDT	Special Weather Statement	JAX	Union	39 min
Aug 4, 7:23 PM EDT	Tornado Warning	JAX	Alachua, Bradford, Union	22 min
Aug 4, 7:35 PM EDT	Tornado Warning	JAX	Union	10 min
Aug 4, 7:45 PM EDT	Tornado Warning	JAX	Columbia, Union	15 min
Aug 4, 7:59 PM EDT	Tornado Warning	JAX	Columbia	16 min
Aug 3, 8:02 PM EDT	Special Weather Statement	JAX	Appling	43 min
Aug 3, 8:09 PM EDT	Areal Flood Advisory	JAX	Appling	2 hr
Aug 3, 8:38 PM EDT	Areal Flood Advisory	JAX	Appling, Bacon, Jeff Davis	112 min
Aug 3, 8:59 PM EDT	River Flood Warning	JAX	Brantley	18 days
Aug 4, 5:13 AM EDT	Storm Surge Watch	JAX	Camden, Glynn	12 hr
Aug 4, 4:59 PM EDT	Storm Surge Warning	JAX	Camden, Glynn	36 hr
Aug 4, 5:18 PM EDT	Special Weather Statement	JAX	Clinch, Echols	27 min
Aug 4, 6:35 PM EDT	Special Weather Statement	JAX	Brantley, Charlton, Clinch, Pierce, Ware, Wayne	40 min

Nearby

Special Weather Statements in Florida, 2024 Every special weather statement in 2024

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.