Public Information Statement
Issued by NWS Cleveland, OH

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PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OHIO
910 AM EST TUE NOV 18 2014

...OHIO WINTER SAFETY WEEK 2014: NOVEMBER 16TH THROUGH
NOVEMBER 22ND...

THE NATIONAL WEATHER SERVICE WILL FEATURE A DIFFERENT EDUCATIONAL
TOPIC EACH WEEK DAY DURING SAFETY WEEK. TODAYS TOPIC:

        NATIONAL WEATHER SERVICE WINTER FORECAST TERMINOLOGY.

FREEZING RAIN: RAIN THAT FREEZES UPON CONTACT WITH A COLD SURFACE.

SLEET: SOLID GRAINS OF ICE THAT FORM FROM RAIN THAT FREEZES BEFORE
REACHING THE GROUND. THESE PELLETS OF ICE TEND TO BOUNCE UPON CONTACT
AND MAY ACCUMULATE ENOUGH TO COVER THE GROUND...EVEN TO A DEPTH OF
SEVERAL INCHES.

SNOW SQUALL: AN INTENSE FALL OF ACCUMULATING SNOW...REDUCING
VISIBILITY SIGNIFICANTLY AND OFTEN ACCOMPANIED BY INCREASED WINDS.

HEAVY SNOW: 6 INCHES OR MORE OF SNOW IN 24 HOURS FOR WIDESPREAD
(SYNOPTIC) SNOW AND 6 INCHES IN 12 HOURS FOR LAKE EFFECT SNOW.

JUST AS WITH SUMMER WEATHER...THE NATIONAL WEATHER SERVICE ATTEMPTS
TO ISSUE A WATCH TO ALERT THE PUBLIC OF THE POTENTIAL FOR SEVERE
WINTER WEATHER.

WINTER STORM WATCH: CONDITIONS EXIST FOR THE POSSIBLE OCCURRENCE OF
SEVERE WINTER WEATHER SUCH AS BLIZZARD CONDITIONS...HEAVY
SNOW...SIGNIFICANT FREEZING RAIN OR HEAVY SLEET. USUALLY ISSUED 24
TO 36 HOURS IN ADVANCE OF THE WINTER STORM.

A WARNING IS ISSUED TO ALERT THE PUBLIC OF IMMINENT SEVERE WINTER
WEATHER. NORMALLY A WARNING IS ISSUED AFTER A WINTER STORM WATCH HAS
BEEN IN EFFECT. IF A WINTER STORM DEVELOPS QUICKLY THEN THE WARNING
MAY NOT HAVE BEEN PRECEDED BY A WATCH.

WINTER STORM WARNING: ISSUED WHEN HEAVY SNOW, SIGNIFICANT FREEZING
RAIN, OR HEAVY SLEET IS EXPECTED TO OCCUR. USUALLY ISSUED 6 TO 18
HOURS IN ADVANCE OF THE WINTER STORM.

BLIZZARD WARNING: ISSUED WHEN SUSTAINED OR GUSTY WINDS OF 35 MPH OR
MORE ARE EXPECTED TO REDUCE VISIBILITY AT OR BELOW A QUARTER OF A
MILE DUE TO FALLING AND/OR BLOWING SNOW FOR AT LEAST THREE HOURS.

WINTER STORM WARNING FOR LAKE EFFECT SNOW: ISSUED WHEN
HEAVY...PRIMARILY LAKE EFFECT SNOW IS EXPECTED. LAKE SNOW IS MOST
COMMON OVER EXTREME NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA.

WIND CHILL WARNING: ISSUED FOR WIND CHILLS BELOW -25 DEGREES
FAHRENHEIT.

A LESS SEVERE WINTER WEATHER EVENT WILL PROMPT THE ISSUANCE OF AN
ADVISORY. AN ADVISORY IS NAMED SPECIFIC TO THE WEATHER EVENT EXPECTED
AND ISSUED WHEN THE EVENT IS EXPECTED TO BE WIDESPREAD. TRAVEL BY
FOOT OR VEHICLE MAY BE DANGEROUS DURING AN ADVISORY EVEN IF THE
WINTER WEATHER IS NOT EXPECTED TO REACH WINTER STORM CRITERIA. SOME
EXAMPLES OF ADVISORIES:

WINTER WEATHER ADVISORY FOR SNOW: A FALL OF SNOW WITHIN 12 HOURS OF
USUALLY 3 TO 5 INCHES.

WINTER WEATHER ADVISORY FOR LAKE EFFECT SNOW: A SNOWFALL OF 3 TO 5
INCHES OF PRIMARILY LAKE EFFECT SNOW OVER THE SNOWBELTS OF NORTHEAST
OHIO AND NORTHWEST PENNSYLVANIA.

WINTER WEATHER ADVISORY FOR FREEZING RAIN: A GLAZE OF ICE EXPECTED
FROM FREEZING RAIN THAT MAY HAMPER TRAVEL.

WINTER WEATHER ADVISORY FOR BLOWING AND DRIFTING SNOW: BLOWING AND
DRIFTING SNOW WILL OCCASIONALLY REDUCE VISIBILITY TO AN EIGHTH OF A
MILE OF LESS WITH SIGNIFICANT DRIFTING IN OPEN AREAS.

WIND CHILL ADVISORY: WIND CHILL TEMPERATURES ARE EXPECTED TO BE 10
TO 25 BELOW ZERO FOR AN EXTENDED TIME.

DENSE FOG ADVISORY: DENSE FOG THAT REDUCES VISIBILITY TO LESS THAN
1/4 OF A MILE.

WINTER WEATHER ADVISORY: ISSUED WHEN TWO OR MORE OF THE ABOVE
ADVISORY CONDITIONS ARE EXPECTED.

IF YOU NEED MORE INFORMATION ON WINTER WEATHER FORECAST TERMINOLOGY
PLEASE CONTACT THE NATIONAL WEATHER SERVICE AT 216-265-2370.

$$

GARY GARNET...WARNING AND COORDINATION METEOROLOGIST, NWS
CLEVELAND







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