Alert archive / New York / Flood Watches in 2016

Flood Watch 2, NWS Buffalo, NY

February 24, 2016Jefferson County, Lewis County, New York

NWS Buffalo, NY issued this flood watch at Feb 24, 2016, 6:46 PM EST for Jefferson County, Lewis County, New York. It took effect at Feb 24, 2016, 8:00 PM EST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued
Feb 24, 2016, 6:46 PM EST (23:46 UTC)
In effect from
Feb 24, 2016, 8:00 PM EST
Expired
Feb 25, 2016, 9:25 AM EST
In force
13 hr
Issued by
NWS Buffalo, NY
Flood severity
None

Counties Jefferson County, NY, Lewis County, NY

The radar

The Ft Drum radar (KTYX), 16 km from the middle of the area, began a volume at 23:48 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

Albany, NY (KALY), launched 12:00Z, 11.8 hours before the alert went out and 205 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, Albany, NY at 12:00Z on 2016-02-24Temperature 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, Albany, NY at 12:00Z on 2016-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 501 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
600 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
501 m²/s²
0-3 km storm-relative helicity
821 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

947 
WGUS61 KBUF 242346
FFABUF

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE BUFFALO NY
646 PM EST WED FEB 24 2016

...FLOODING POSSIBLE TONIGHT INTO THURSDAY...

BETWEEN AN INCH AND AN INCH AND A HALF OF PRECIPITATION HAS FALLEN
ACROSS THE REGION. ALTHOUGH SOME OF THIS WAS FREEZING RAIN...MUCH
HAS RUN-OFF AND WITH TEMPERATURES EXPECTED TO WARM SOME OF THE ICE
AND SNOW IS EXPECTED TO MELT. IN ADDITION...ANOTHER ROUND OF RAIN
IS EXPECTED TO MOVE INTO THE AREA THIS EVENING AND BRING ANOTHER
HALF INCH TO INCH OF RAIN.

NYZ007-008-250800-
/O.NEW.KBUF.FA.A.0002.160225T0100Z-160225T1500Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
646 PM EST WED FEB 24 2016

...FLOOD WATCH IN EFFECT THROUGH THURSDAY MORNING...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* FLOOD WATCH FOR LEWIS AND JEFFERSON COUNTIES.

* THROUGH THURSDAY MORNING.

* ANOTHER ROUND OF RAIN WILL MOVE INTO THE WATCH AREA THIS EVENING
  AND BRING BRIEF HEAVY DOWNPOURS WITH AN ADDITIONAL HALF INCH TO
  INCH OF RAINFALL. TEMPERATURES WILL ALSO WARM WHICH WILL RESULT
  IN SOME SNOW MELT.

* THERE ARE TWO POTENTIAL ISSUES. FIRST IS THE POTENTIAL FOR
  FLOODING WITH THE BRIEF HEAVY RAINFALL. THIS MAY CAUSE SMALLER
  CREEKS TO RISE ABOVE BANKFULL...AND CAUSE FLOODING IN URBAN OR
  MORE DEVELOPED AREAS. THIS DEPENDS ON WHERE THE HEAVIEST RAIN
  FALLS THIS EVENING. THE SECOND CONCERN IS THE POTENTIAL FOR
  FLOODING ON THE BLACK RIVER AND ITS MAJOR TRIBUTARIES. IF THIS
  DOES HAPPEN...IT WOULD NOT BE UNTIL THURSDAY. THIS DEPENDS ON
  WHERE THE RAIN FALLS...AND HOW WARM TEMPERATURES GET OVERNIGHT.

* THOSE LOCATED IN THE WATCH AREA SHOULD BE PREPARED FOR PONDING
  OF WATER ON ROADWAYS...AND POSSIBLY FLOODING. THOSE WITH
  BASEMENTS SUSCEPTIBLE TO FLOODING SHOULD PREPARE NOW...BEFORE
  NEXT ROUND OF HEAVY RAIN MOVES IN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE
ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO
FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING
DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES

&&

$$

APFFEL
3 follow-up statements
488 
WGUS61 KBUF 250339
FFABUF

FLOOD WATCH
NATIONAL WEATHER SERVICE BUFFALO NY
1039 PM EST WED FEB 24 2016

...FLOODING POSSIBLE THROUGH THURSDAY...

RAINFALL AMOUNTS MORE THAN TWO INCHES HAVE OCCURRED IN PORTIONS
OF THE WATCH AREAS. ALTHOUGH SOME OF THIS INITIALLY FELL AS FREEZING
RAIN...MUCH OF THIS HAS MELTED WITH WARM TEMPERATURES EXPECTED TO
MELT ADDITIONAL SNOW AND ICE OVERNIGHT.

NYZ007-008-251200-
/O.CON.KBUF.FA.A.0002.000000T0000Z-160225T1500Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
1039 PM EST WED FEB 24 2016

...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EST THURSDAY...

THE FLOOD WATCH CONTINUES FOR

* JEFFERSON AND LEWIS COUNTIES.

* UNTIL 10 AM EST THURSDAY.

* ALTHOUGH THE HEAVIEST RAIN HAS ENDED...SNOW MELT DUE TO WARM
  TEMPERATURES WILL ADD TO RUN-OFF A BIT. THIS HAS THE POTENTIAL
  TO CAUSE GENERALLY MINOR FLOODING ON THE BLACK RIVER AND SOME
  OF ITS TRIBUTARIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE
ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO
FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING
DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES

&&

$$

APFFEL
651 
WGUS61 KBUF 250852
FFABUF

FLOOD WATCH
NATIONAL WEATHER SERVICE BUFFALO NY
352 AM EST THU FEB 25 2016

...FLOODING POSSIBLE THROUGH THURSDAY...

RAINFALL AMOUNTS OF AROUND OR MORE THAN TWO INCHES OCCURRED IN
PORTIONS OF THE WATCH AREA ON WEDNESDAY. ALTHOUGH SOME OF THIS
INITIALLY FELL AS FREEZING RAIN...MUCH OF THIS HAS MELTED WITH
WARM TEMPERATURES EXPECTED TO MELT ADDITIONAL SNOW AND ICE
THIS MORNING.

NYZ007-008-251500-
/O.CON.KBUF.FA.A.0002.000000T0000Z-160225T1500Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
352 AM EST THU FEB 25 2016

...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING...

THE FLOOD WATCH CONTINUES FOR

* JEFFERSON AND LEWIS COUNTIES.

* UNTIL 10 AM EST THIS MORNING.

* ALTHOUGH THE HEAVIEST RAIN HAS ENDED...SNOW AND ICE MELT DUE TO
  WARM TEMPERATURES WILL ADD TO RUN-OFF A BIT. THIS HAS THE
  POTENTIAL TO CAUSE GENERALLY MINOR FLOODING ON THE BLACK RIVER
  AND SOME OF ITS TRIBUTARIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON
CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE
ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO
FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING
DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV
STATIONS FOR FURTHER DETAILS OR UPDATES

&&

$$

APFFEL/JJR
928 
WGUS61 KBUF 251425
FFABUF

FLOOD WATCH
NATIONAL WEATHER SERVICE BUFFALO NY
925 AM EST THU FEB 25 2016

NYZ007-008-251530-
/O.CAN.KBUF.FA.A.0002.000000T0000Z-160225T1500Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
925 AM EST THU FEB 25 2016

...FLOOD WATCH IS CANCELLED...

THE FLOOD WATCH FOR A PORTION OF CENTRAL NEW YORK HAS BEEN
CANCELLED. THE HEAVY RAIN THAT FELL YESTERDAY AND OVERNIGHT HAS
ENDED THIS MORNING. WHILE A LIGHT SHOWER IS POSSIBLE BEFORE THE
RAIN SHOWERS CHANGE TO SNOW...THE RISK FOR FLOODING HAS SUBSIDED. 

$$

THOMAS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 12:24 PM ESTSpecial Weather StatementBUFGenesee, Livingston, Ontario, Wyoming3 hr
Feb 24, 3:51 PM ESTWinter Weather AdvisoryBUFCattaraugus, Chautauqua, Erie39 hr

Nearby

Flood Watches in New York, 2016Every flood watch 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.