Alert archive / Connecticut / Red Flag Warnings in 2016

Red Flag Warning 2, NWS New York, NY

April 20, 20164 counties in Connecticut

NWS New York, NY issued this red flag warning at Apr 20, 2016, 3:27 AM EDT for 4 counties in Connecticut. It took effect at Apr 20, 2016, 10:00 AM EDT. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 20, 2016, 3:27 AM EDT (07:27 UTC)
In effect from
Apr 20, 2016, 10:00 AM EDT
Expired
Apr 20, 2016, 5:59 PM EDT
In force
8 hr
Issued by
NWS New York, NY

Counties Greater Bridgeport Planning Region, CT, Lower Connecticut River Valley Planning Region, CT, Naugatuck Valley Planning Region, CT, Southeastern Connecticut Planning Region, CT

The radar

The Brookhaven radar (KOKX), 64 km from the middle of the area, began a volume at 07:25 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

Brookhaven, NY (KOKX), launched 00:00Z, 7.5 hours before the alert went out and 64 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, Brookhaven, NY at 00:00Z on 2016-04-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Brookhaven, NY at 00:00Z on 2016-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2395 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
-56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

289 
WWUS81 KOKX 200727
RFWOKX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
327 AM EDT WED APR 20 2016

...CONDITIONS WILL BE FAVORABLE FOR RAPID BRUSH FIRE SPREAD
ACROSS SOUTHERN CONNECTICUT LATE THIS MORNING AND THROUGH THE
AFTERNOON...

CTZ005>012-201600-
/O.UPG.KOKX.FW.A.0002.160420T1600Z-160420T2300Z/
/O.NEW.KOKX.FW.W.0002.160420T1400Z-160420T2200Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-
327 AM EDT WED APR 20 2016

...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN UPTON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 6 PM EDT
THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...SOUTHERN CONNECTICUT.

* WINDS...NORTH AROUND 10 MPH WITH GUSTS UP TO 20 MPH.

* RELATIVE HUMIDITY...AS LOW AS 20 PERCENT.

* TIMING...LATE THIS MORNING THROUGH THE AFTERNOON.

* IMPACTS...RAPID FIRE SPREAD IF IGNITION OCCURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED OR OCCURRING. A COMBINATION OF STRONG WINDS...LOW
RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE A SIGNIFICANTLY
ELEVATED FIRE GROWTH POTENTIAL.

&&

$$

FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE PLEASE VISIT...
HTTP://WEATHER.GOV/NYC (ALL LOWER CASE)
2 follow-up statements
999 
WWUS81 KOKX 201554
RFWOKX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
1154 AM EDT WED APR 20 2016

...CONDITIONS WILL BE FAVORABLE FOR RAPID BRUSH FIRE SPREAD
ACROSS SOUTHERN CONNECTICUT THROUGH THE AFTERNOON...

CTZ005>012-202200-
/O.CON.KOKX.FW.W.0002.000000T0000Z-160420T2200Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-
1154 AM EDT WED APR 20 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* AFFECTED AREA...SOUTHERN CONNECTICUT.

* WINDS...NORTH 5 TO 15 MPH WITH GUSTS UP TO 25 MPH...SHIFTING
  SOUTH WITH GUSTS UP TO 15 TO 20 MPH BY LATE AFTERNOON.

* RELATIVE HUMIDITY...AS LOW AS 15 PERCENT EARLY THIS
  AFTERNOON...RISING TO 25-30 PERCENT BY LATE AFTERNOON.

* TIMING...THROUGH THE AFTERNOON.

* IMPACTS...RAPID FIRE SPREAD IF IGNITION OCCURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED OR OCCURRING. A COMBINATION OF STRONG WINDS...LOW
RELATIVE HUMIDITY...AND DRY FUELS WILL CREATE A SIGNIFICANTLY
ELEVATED FIRE GROWTH POTENTIAL.

&&

$$

FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE PLEASE VISIT...
HTTP://WEATHER.GOV/NYC (ALL LOWER CASE)
199 
WWUS81 KOKX 202159
RFWOKX

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NEW YORK NY
559 PM EDT WED APR 20 2016

...RED FLAG WARNING CANCELLED...

CTZ005>012-202300-
/O.CAN.KOKX.FW.W.0002.000000T0000Z-160420T2200Z/
NORTHERN FAIRFIELD-NORTHERN NEW HAVEN-NORTHERN MIDDLESEX-
NORTHERN NEW LONDON-SOUTHERN FAIRFIELD-SOUTHERN NEW HAVEN-
SOUTHERN MIDDLESEX-SOUTHERN NEW LONDON-
559 PM EDT WED APR 20 2016

...RED FLAG WARNING IS CANCELLED FOR SOUTHERN CONNECTICUT...

THE NATIONAL WEATHER SERVICE IN UPTON HAS CANCELLED THE RED FLAG
WARNING.

WINDS CONTINUE TO DIMINISH...AND RELATIVE HUMIDITY VALUES ARE
SLOWLY INCREASING. THEREFORE...THE RED FLAG WARNING HAS BEEN
CANCELLED. 

$$

FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE PLEASE
VISIT... HTTP://WEATHER.GOV/NYC (ALL LOWER CASE)

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 20, 3:27 AM EDTFrost AdvisoryOKXGreater Bridgeport Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region28 hr

Nearby

Red Flag Warnings in Connecticut, 2016Every red flag warning in 2016

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.