Alert archive / Florida / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 16, NWS Miami, FL

March 29, 2010Glades County, Hendry County, Palm Beach County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Mar 29, 2010, 12:17 AM EDT for Glades County, Hendry County, Palm Beach 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 counties it named.

The facts

Issued: Mar 29, 2010, 12:17 AM EDT (04:17 UTC)
Expired: Mar 29, 2010, 1:00 AM EDT
In force: 43 min
Issued by: NWS Miami, FL
Area: Storm-based polygon

Counties Glades County, FL, Hendry County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 134 km from the middle of the area, began a volume at 04:18 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

Miami, FL (KMFL), launched 00:00Z, 4.3 hours before the alert went out and 119 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: 1448 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 566 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 116 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 4.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 28, 10:04 PM EDT, 2 hours 13 minutes earlier.

Area forecast discussion, Mar 28, 10:04 PM EDT, 2 hours 13 minutes before

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Hazardous weather outlook, Mar 28, 10:26 PM EDT, 1 hour 51 minutes before

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In the hours before

Special weather statement, Mar 28, 8:44 PM EDT, 3 hours 33 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIAMI FL
844 PM EDT SUN MAR 28 2010

FLZ063-290130-
GLADES FL-
844 PM EDT SUN MAR 28 2010

...STRONG THUNDERSTORMS MOVING ACROSS NORTHERN GLADES COUNTY...

AT 841 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES NORTHWEST OF
BUCKHEAD RIDGE TO BRIGHTON SEMINOLE INDIAN TO 5 MILES NORTHWEST OF
PALMDALE...MOVING EAST AT 20 MPH.

THESE STORMS WILL AFFECT...

BRIGHTON SEMINOLE INDIAN...
BUCKHEAD RIDGE...
LAKEPORT...
INDIAN PRAIRIE CANAL MOUTH...

AND SURROUNDING COMMUNITIES.

FREQUENT TO EXCESSIVE LIGHTNING...GUSTY WINDS FROM 40 TO 45 MPH...
PEA-SIZED HAIL...TORRENTIAL DOWNPOURS...OR A COMBINATION OF THESE ARE
POSSIBLE. LIGHTNING IS THE NUMBER ONE WEATHER RELATED KILLER IN
FLORIDA. TREES AND OPEN SHELTERS OFFER NO PROTECTION. SEEK SHELTER IN
A SAFE BUILDING UNTIL THE STORM PASSES.

ALSO...THESE STORMS ARE DEVELOPING IN AN ENVIRONMENT FAVORABLE FOR
TORNADOES.

RESIDENTS NEAR THE PATH OF THESE STORMS SHOULD REMAIN ON THE ALERT
FOR ADDITIONAL STATEMENTS AND POSSIBLE WARNINGS.

STAY TUNED TO NOAA WEATHER RADIO AND OTHER LOCAL MEDIA FOR FURTHER
DETAILS OR UPDATES.

LAT...LON 2716 8087 2714 8087 2707 8094 2707 8093
      2704 8093 2703 8097 2705 8097 2698 8107
      2692 8107 2693 8110 2691 8110 2695 8157
      2704 8141 2704 8128 2712 8127 2713 8118
      2722 8116 2722 8095
TIME...MOT...LOC 0043Z 276DEG 17KT 2719 8094 2710 8108
          2698 8137

BAXTER

Special weather statement, Mar 28, 9:44 PM EDT, 2 hours 33 minutes before

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Special weather statement, Mar 28, 10:04 PM EDT, 2 hours 13 minutes before

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Local storm report, Mar 28, 10:18 PM EDT, 1 hour 59 minutes before

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Special weather statement, Mar 28, 11:18 PM EDT, 59 minutes before

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Special weather statement, Mar 29, 12:04 AM EDT, 13 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 8:08 PM EDT	Special Marine Warning	MFL		52 min
Mar 28, 8:22 PM EDT	Special Marine Warning	MFL		83 min
Mar 28, 8:44 PM EDT	Special Weather Statement	MFL	Glades	46 min
Mar 28, 8:52 PM EDT	Areal Flood Advisory	MFL	Glades	113 min
Mar 28, 8:58 PM EDT	Special Marine Warning	MFL		62 min
Mar 28, 9:02 PM EDT	Severe Thunderstorm Warning	MFL	Glades	43 min
Mar 28, 9:22 PM EDT	Tornado Warning	MFL	Glades	23 min
Mar 28, 9:42 PM EDT	Special Marine Warning	MFL		93 min
Mar 28, 9:44 PM EDT	Special Weather Statement	MFL	Glades	61 min
Mar 28, 10:01 PM EDT	Special Marine Warning	MFL		59 min
Mar 28, 10:04 PM EDT	Special Weather Statement	MFL	Collier	56 min
Mar 28, 10:08 PM EDT	Severe Thunderstorm Warning	MFL	Glades	67 min
Mar 28, 10:19 PM EDT	Severe Thunderstorm Warning	MFL	Collier, Hendry	56 min
Mar 28, 10:27 PM EDT	Special Marine Warning	MFL		93 min
Mar 28, 10:36 PM EDT	Areal Flood Advisory	MFL	Glades	2 hr
Mar 28, 11:01 PM EDT	Special Marine Warning	MFL		59 min
Mar 28, 11:18 PM EDT	Special Weather Statement	MFL	Hendry	57 min
Mar 29, 12:04 AM EDT	Special Weather Statement	MFL	Hendry	26 min
Mar 29, 12:05 AM EDT	Special Marine Warning	MFL		55 min
Mar 29, 12:09 AM EDT	Special Marine Warning	MFL		66 min
Mar 29, 12:34 AM EDT	Special Weather Statement	MFL	Collier	56 min
Mar 29, 1:01 AM EDT	Special Marine Warning	MFL		59 min
Mar 29, 1:15 AM EDT	Special Weather Statement	MFL	Hendry	30 min
Mar 29, 1:58 AM EDT	Special Weather Statement	MFL	Martin	32 min
Mar 29, 2:01 AM EDT	Special Weather Statement	MFL	Collier	59 min
Mar 29, 2:06 AM EDT	Special Marine Warning	MFL		54 min
Mar 29, 2:32 AM EDT	Special Weather Statement	MFL	Martin	28 min
Mar 29, 3:02 AM EDT	Special Weather Statement	MFL	Collier	58 min
Mar 29, 3:06 AM EDT	Special Marine Warning	MFL		54 min
Mar 29, 3:19 AM EDT	Special Marine Warning	MFL		41 min
Mar 29, 3:38 AM EDT	Areal Flood Advisory	MFL	Collier	3 hr
Mar 29, 4:05 AM EDT	Special Marine Warning	MFL		55 min
Mar 29, 4:49 AM EDT	Severe Thunderstorm Warning	MFL	Collier	41 min
Mar 29, 4:53 AM EDT	Tornado Warning	MFL	Collier	21 min
Mar 29, 5:22 AM EDT	Coastal Flood Statement	MFL	Broward, Miami-Dade, Palm Beach	15 hr
Mar 29, 5:28 AM EDT	Special Weather Statement	MFL	Broward	32 min
Mar 29, 5:37 AM EDT	Severe Thunderstorm Warning	MFL	Broward, Collier, Miami-Dade	38 min
Mar 29, 5:38 AM EDT	Tornado Warning	MFL	Broward, Collier, Palm Beach	28 min
Mar 29, 6:09 AM EDT	Severe Thunderstorm Warning	MFL	Broward, Collier, Miami-Dade, Palm Beach	51 min
Mar 29, 6:53 AM EDT	Special Weather Statement	MFL	Broward	37 min
Mar 29, 7:00 AM EDT	Special Weather Statement	MFL	Palm Beach	30 min
Mar 29, 7:04 AM EDT	Severe Thunderstorm Warning	MFL	Broward	26 min
Mar 29, 7:22 AM EDT	Special Marine Warning	MFL		83 min
Mar 29, 7:24 AM EDT	Special Weather Statement	MFL	Broward	51 min
Mar 29, 7:31 AM EDT	Special Marine Warning	MFL		89 min
Mar 29, 7:36 AM EDT	Special Weather Statement	MFL	Miami-Dade	24 min
Mar 29, 7:52 AM EDT	Severe Thunderstorm Warning	MFL	Broward	23 min
Mar 29, 7:54 AM EDT	Tornado Warning	MFL	Broward	51 min
Mar 29, 8:04 AM EDT	Special Weather Statement	MFL	Broward	26 min
Mar 29, 8:05 AM EDT	Areal Flood Advisory	MFL	Broward, Palm Beach	115 min
Mar 29, 8:15 AM EDT	Special Weather Statement	MFL	Miami-Dade	60 min
Mar 29, 8:19 AM EDT	Tornado Warning	MFL	Broward	26 min
Mar 29, 8:31 AM EDT	Special Weather Statement	MFL	Broward	14 min
Mar 29, 8:45 AM EDT	Special Marine Warning	MFL		90 min
Mar 29, 8:53 AM EDT	Special Marine Warning	MFL		82 min
Mar 29, 8:53 AM EDT	Tornado Warning	MFL	Miami-Dade	22 min
Mar 29, 8:57 AM EDT	Special Weather Statement	MFL	Broward	18 min
Mar 29, 9:00 AM EDT	Tornado Warning	MFL	Broward	15 min
Mar 29, 9:16 AM EDT	Tornado Warning	MFL	Miami-Dade	29 min
Mar 29, 9:20 AM EDT	Special Weather Statement	MFL	Broward	10 min
Mar 29, 9:50 AM EDT	Special Marine Warning	MFL		55 min
Mar 29, 10:21 AM EDT	Special Marine Warning	MFL		39 min
Mar 29, 12:20 PM EDT	Special Marine Warning	MFL		55 min
Mar 29, 12:26 PM EDT	Special Weather Statement	MFL	Monroe	49 min
Mar 29, 1:06 PM EDT	Special Marine Warning	MFL		54 min
Mar 29, 1:13 PM EDT	Special Weather Statement	MFL	Miami-Dade	47 min
Mar 29, 1:18 PM EDT	Tornado Warning	MFL	Miami-Dade	27 min
Mar 29, 1:59 PM EDT	Special Marine Warning	MFL		91 min
Mar 29, 2:43 PM EDT	Fire Weather Watch	MFL	Broward, Collier, Miami-Dade, Monroe, Palm Beach	14 hr
Mar 29, 3:40 PM EDT	Special Marine Warning	MFL		65 min

Nearby

Severe Thunderstorm Warnings in Florida, 2010 Every severe thunderstorm warning in 2010

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.