Alert archive / Florida / Tornado Warnings in 2017

Tornado Warning 1, NWS Melbourne, FL

January 22, 2017Lake County, Orange County, Florida

NWS Melbourne, FL issued this tornado warning at Jan 22, 2017, 6:03 PM EST for Lake County, Orange County, Florida. It was in force for 42 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jan 22, 2017, 6:03 PM EST (23:03 UTC)
Expired
Jan 22, 2017, 6:45 PM EST
In force
42 min
Issued by
NWS Melbourne, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Lake County, FL, Orange County, FL

The radar

The Melbourne radar (KMLB), 132 km from the middle of the area, began a volume at 23:03 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.

What was reported inside it

TimeReportWhereRemark
Jan 22, 6:48 PM ESTHAIL 1Leesburg, FLPICTURE VIA TWITTER OF ESTIMATED QUARTER SIZE HAIL IN LEESBURG. TIME ESTIMATED.
Jan 22, 6:52 PM ESTHAIL 1Tavares, FLDIME TO QUARTER SIZE HAIL REPORTED IN TAVARES. RETWEETED POST FROM BROADCAST MEDIA. TIME ESTIMATED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 22, 4:35 PM ESTTornado Watch PDSSPC5 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 11.1 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-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2017-01-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 393 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2017-01-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 211 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
393 J/kg
Mixed-layer CIN
-56 J/kg
Mixed-layer LCL
748 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
211 m²/s²
0-3 km storm-relative helicity
272 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted.

880 
WFUS52 KMLB 222303
TORMLB
FLC069-095-222345-
/O.NEW.KMLB.TO.W.0001.170122T2303Z-170122T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Melbourne FL
603 PM EST SUN JAN 22 2017

The National Weather Service in Melbourne has issued a

* Tornado Warning for...
  Northwestern Orange County in east central Florida...
  West central Lake County in east central Florida...

* Until 645 PM EST
    
* At 601 PM EST, a severe thunderstorm capable of producing a
  tornado was just west of Mascotte near the Lake County and
  Sumter County border, moving northeast at 55 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Howey-In-the-hills around 610 PM EST. 
  Tavares around 620 PM EST. 
  Eustis, Mount Dora and Sorrento around 630 PM EST. 
  Paisley around 640 PM EST. 

Other locations impacted by this tornadic thunderstorm include
Bassville Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 2883 8194 2901 8153 2870 8151 2851 8195
TIME...MOT...LOC 2301Z 231DEG 48KT 2863 8195 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

DWS
2 follow-up statements
793 
WWUS52 KMLB 222315
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
615 PM EST SUN JAN 22 2017

FLC069-095-222345-
/O.CON.KMLB.TO.W.0001.000000T0000Z-170122T2345Z/
Orange FL-Lake FL-
615 PM EST SUN JAN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM EST FOR
NORTHWESTERN ORANGE AND CENTRAL LAKE COUNTIES...
    
At 612 PM EST, severe thunderstorms capable of producing tornadoes
were located near Ferndale and Lake Harris, moving northeast at 55
mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Tavares around 620 PM EST. 
  Eustis, Mount Dora and Sorrento around 630 PM EST. 
  Paisley around 640 PM EST. 

Other locations impacted by this tornadic thunderstorm include
Yalaha.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2901 8153 2870 8151 2856 8183 2887 8186
TIME...MOT...LOC 2312Z 231DEG 48KT 2872 8182 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

DWS
431 
WWUS52 KMLB 222337
SVSMLB

Severe Weather Statement
National Weather Service Melbourne FL
637 PM EST SUN JAN 22 2017

FLC095-222345-
/O.CAN.KMLB.TO.W.0001.000000T0000Z-170122T2345Z/
Orange FL-
637 PM EST SUN JAN 22 2017

...THE TORNADO WARNING FOR NORTHWESTERN ORANGE COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning is passing by
just to the north of northwest Orange County. Therefore, the warning
has been cancelled.

A tornado watch remains in effect until 1000 PM EST for east central
Florida. Remain weather aware! Additional severe and tornadic storms
are moving toward the area! Additional warnings are likely later
tonight.

LAT...LON 2896 8166 2901 8153 2881 8152 2877 8173
TIME...MOT...LOC 2335Z 231DEG 48KT 2892 8154 

$$

FLC069-222345-
/O.CON.KMLB.TO.W.0001.000000T0000Z-170122T2345Z/
Lake FL-
637 PM EST SUN JAN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM EST FOR CENTRAL
LAKE COUNTY...
    
At 635 PM EST, a severe thunderstorm capable of producing a tornado
was located near Paisley, moving northeast at 60 mph.

HAZARD...Tornado and quarter size hail. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This tornadic thunderstorm will remain over mainly rural areas of
central Lake County, including the following locations: Umatilla.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 2896 8166 2901 8153 2881 8152 2877 8173
TIME...MOT...LOC 2335Z 231DEG 48KT 2892 8154 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Cristaldi

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 22, 3:51 AM ESTWind AdvisoryMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia20 hr
Jan 22, 4:10 AM ESTGale WarningMLB43 hr
Jan 22, 4:10 AM ESTSmall Craft AdvisoryMLB66 hr
Jan 22, 3:51 PM ESTSpecial Weather StatementMLBLake54 min
Jan 22, 5:54 PM ESTSevere Thunderstorm WarningMLBLake, Orange66 min
Jan 22, 6:39 PM ESTSevere Thunderstorm WarningMLBLake, Orange, Seminole, Volusia66 min
Jan 22, 6:41 PM ESTTornado WarningMLBLake34 min
Jan 22, 6:44 PM ESTTornado WarningMLBLake, Volusia46 min
Jan 22, 6:48 PM ESTSpecial Weather StatementMLBOrange, Seminole42 min
Jan 22, 6:55 PM ESTTornado WarningMLBVolusia20 min

Nearby

Tornado Warnings in Florida, 2017Every tornado warning in 2017Tornadoes in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.