Alert archive / Ohio / Heat Advisories in 2011

Heat Advisory 2, NWS Cleveland, OH

July 19, 201120 counties in Ohio

NWS Cleveland, OH issued this heat advisory at Jul 19, 2011, 4:33 AM EDT for 20 counties in Ohio. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued
Jul 19, 2011, 4:33 AM EDT (08:33 UTC)
Expired
Jul 20, 2011, 8:00 PM EDT
In force
39 hr
Issued by
NWS Cleveland, OH

Counties Ashland County, OH, Crawford County, OH, Cuyahoga County, OH, Erie County, OH, Hancock County, OH, Holmes County, OH, Huron County, OH, Knox County, OH, Lorain County, OH, Lucas County, OH, Marion County, OH, Medina County, OH, Morrow County, OH, Ottawa County, OH, Richland County, OH, Sandusky County, OH, Seneca County, OH, Wayne County, OH, Wood County, OH, Wyandot County, OH

The radar

The Cleveland radar (KCLE), 82 km from the middle of the area, began a volume at 08:36 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

Detroit, MI (KDTX), launched 00:00Z, 8.6 hours before the alert went out and 196 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, Detroit, MI at 00:00Z on 2011-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1993 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2011-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 square meters per square second.19395878Sfc1 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
1993 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1085 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
267 m²/s²
Significant tornado parameter
2.1
Supercell composite
12.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

516 
WWUS71 KCLE 190833
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
433 AM EDT TUE JUL 19 2011


OHZ003-006>008-017-018-027-028-036-191645-
/O.NEW.KCLE.HT.Y.0002.110719T0833Z-110721T0000Z/
LUCAS-WOOD-OTTAWA-SANDUSKY-HANCOCK-SENECA-WYANDOT-CRAWFORD-MARION-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON...
FREMONT...FINDLAY...TIFFIN...UPPER SANDUSKY...CAREY...BUCYRUS...
MARION
433 AM EDT TUE JUL 19 2011

...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM EDT WEDNESDAY. 

THIS AFTERNOON TEMPERATURES WILL AGAIN RISE INTO THE 90S. THIS
COMBINED WITH THE HUMID CONDITIONS WILL PUSH THE HEAT STRESS INDEX
TO BETWEEN 100 AND 104 DEGREES THIS AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

&&

$$
8 follow-up statements
553 
WWUS71 KCLE 191406
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
1006 AM EDT TUE JUL 19 2011

OHZ003-006>008-017-018-027-028-036-192215-
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
LUCAS-WOOD-OTTAWA-SANDUSKY-HANCOCK-SENECA-WYANDOT-CRAWFORD-MARION-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON...
FREMONT...FINDLAY...TIFFIN...UPPER SANDUSKY...CAREY...BUCYRUS...
MARION
1006 AM EDT TUE JUL 19 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

THIS AFTERNOON TEMPERATURES WILL AGAIN RISE INTO THE 90S. THIS
COMBINED WITH THE HUMID CONDITIONS WILL PUSH THE HEAT STRESS
INDEX TO BETWEEN 100 AND 104 DEGREES THIS AFTERNOON.

SIMILAR TEMPERATURES AND HEAT INDEX VALUES ARE EXPECTED ON
WEDNESDAY AFTERNOON.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$
802 
WWUS71 KCLE 191909
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
309 PM EDT TUE JUL 19 2011

OHZ003-006>008-017-018-027-028-036-200315-
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
LUCAS-WOOD-OTTAWA-SANDUSKY-HANCOCK-SENECA-WYANDOT-CRAWFORD-MARION-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON...
FREMONT...FINDLAY...TIFFIN...UPPER SANDUSKY...CAREY...BUCYRUS...
MARION
309 PM EDT TUE JUL 19 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

HOT AND HUMID WEATHER WILL CONTINUE WEDNESDAY. AFTER MORNING LOWS
ONLY IN THE LOWER TO MIDDLE 70S TEMPERATURES WILL CLIMB WELL INTO
THE 90S. THE HOT TEMPERATURES COMBINED WITH HIGH HUMIDITY VALUES
WILL LEAD TO HEAT INDEX VALUES OF 100 TO 104 DEGREES FOR MOST OF
THE AFTERNOON AND EARLY EVENING HOURS.   

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$
163 
WWUS71 KCLE 200239
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
1039 PM EDT TUE JUL 19 2011

OHZ003-006>008-017-018-027-028-036-201045-
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
LUCAS-WOOD-OTTAWA-SANDUSKY-HANCOCK-SENECA-WYANDOT-CRAWFORD-MARION-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON...
FREMONT...FINDLAY...TIFFIN...UPPER SANDUSKY...CAREY...BUCYRUS...
MARION
1039 PM EDT TUE JUL 19 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT WEDNESDAY...

HOT AND HUMID WEATHER WILL CONTINUE WEDNESDAY. AFTER MORNING LOWS
ONLY IN THE LOWER TO MIDDLE 70S TEMPERATURES WILL CLIMB WELL INTO
THE 90S. THE HOT TEMPERATURES COMBINED WITH HIGH HUMIDITY VALUES
WILL LEAD TO HEAT INDEX VALUES OF 100 TO 104 DEGREES FOR MOST OF
THE AFTERNOON AND EARLY EVENING HOURS.   

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$
004 
WWUS71 KCLE 200749
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
349 AM EDT WED JUL 20 2011

OHZ003-006>008-017-018-027-028-036-201600-
/O.NEW.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
LUCAS-WOOD-OTTAWA-SANDUSKY-HANCOCK-SENECA-WYANDOT-CRAWFORD-MARION-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...PORT CLINTON...
FREMONT...FINDLAY...TIFFIN...UPPER SANDUSKY...CAREY...BUCYRUS...
MARION
349 AM EDT WED JUL 20 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WATCH IN EFFECT THURSDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WATCH...WHICH IS IN EFFECT THURSDAY AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS AFTERNOON TEMPERATURES ACROSS NORTHWEST OHIO WILL RISE IN THE
LOWER TO MID 90S. THIS COMBINED WITH THE HIGH HUMIDITY WILL PUSH
THE HEAT INDEX TO BETWEEN 100 AND 104 DEGREES. THE TEMPERATURES
WILL SOAR INTO THE UPPER 90S THURSDAY AFTERNOON PUSHING THE HEAT
INDEX TO AROUND 110 DEGREES. 

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY HEAT
SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE IS AN
EMERGENCY-CALL 911.

&&

$$

OHZ009>014-019>023-029>033-037-038-047-089-PAZ001>003-201600-
/O.NEW.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
ERIE OH-LORAIN-CUYAHOGA-LAKE-GEAUGA-ASHTABULA INLAND-HURON-MEDINA-
SUMMIT-PORTAGE-TRUMBULL-RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-
MORROW-HOLMES-KNOX-ASHTABULA LAKESHORE-NORTHERN ERIE-
SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...SANDUSKY...LORAIN...CLEVELAND...
MENTOR...CHARDON...JEFFERSON...NORWALK...MEDINA...AKRON...
RAVENNA...WARREN...MANSFIELD...ASHLAND...WOOSTER...CANTON...
YOUNGSTOWN...MOUNT GILEAD...MILLERSBURG...MOUNT VERNON...
ASHTABULA...ERIE...EDINBORO...MEADVILLE
349 AM EDT WED JUL 20 2011

...EXCESSIVE HEAT WATCH IN EFFECT THURSDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WATCH...WHICH IS IN EFFECT THURSDAY AFTERNOON. 

TEMPERATURES WILL SOAR INTO THE LOWER TO MID 90S ACROSS NORTHERN
OHIO AND NORTHWEST PENNSYLVANIA THURSDAY AFTERNOON. THIS COMBINED
WITH THE HIGH HUMIDITY WILL PUSH THE HEAT INDEX TO BETWEEN 105 AND
110 DEGREE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL COMBINE
TO CREATE A DANGEROUS SITUATION IN WHICH HEAT-RELATED ILLNESSES
ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR- CONDITIONED
ROOM...STAY OUT OF THE SUN... AND CHECK UP ON RELATIVES AND
NEIGHBORS.

&&

$$
405 
WWUS71 KCLE 201422
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
1022 AM EDT WED JUL 20 2011

OHZ003-006-017-202230-
/O.UPG.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
/O.NEW.KCLE.EH.W.0001.110720T1422Z-110721T0000Z/
/O.CON.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
1022 AM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WATCH REMAINS IN EFFECT THURSDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WARNING...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING.
THE HEAT ADVISORY IS NO LONGER IN EFFECT. 

THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PERSIST THROUGH
THURSDAY AFTERNOON WITH TEMPERATURES IN THE MIDDLE 90S TODAY AND
UPPER 90S ON THURSDAY. COMBINED WITH HIGH HUMIDITY LEVELS...THIS
WILL PUSH AFTERNOON HEAT INDEX VALUES TO BETWEEN 105 AND 115
DEGREES...WITH THE MOST EXTREME CONDITIONS ACROSS NORTHWEST
OHIO WHERE THE HUMIDITY IS HIGHER. THIS PROLONGED PERIOD OF
DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A SIGNIFICANT RISK OF
HEAT ILLNESS. NIGHTTIME HEAT INDICES WILL FALL TO THE MIDDLE TO
UPPER 70S WITH THE WARMEST READINGS IN URBAN AREAS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN
WHICH HEAT-RELATED ILLNESSES ARE POSSIBLE. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...
AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

OHZ009-019-029>031-037-038-047-202230-
/O.EXA.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
/O.CON.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
ERIE OH-HURON-RICHLAND-ASHLAND-WAYNE-MORROW-HOLMES-KNOX-
INCLUDING THE CITIES OF...SANDUSKY...NORWALK...MANSFIELD...
ASHLAND...WOOSTER...MOUNT GILEAD...MILLERSBURG...MOUNT VERNON
1022 AM EDT WED JUL 20 2011

...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WATCH REMAINS IN EFFECT THURSDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS EVENING. 

TEMPERATURES WILL SOAR INTO THE LOWER 90S ACROSS NORTHERN OHIO
TODAY. THIS COMBINED WITH THE HIGH HUMIDITY WILL PUSH THE HEAT
INDEX TO BETWEEN 100 AND 105 DEGREES. TEMPERATURES WILL REACH THE
MIDDLE 90S ON THURSDAY WITH HEAT INDEX VALUES IN EXCESS OF 105
DEGREES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT-RELATED
ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-
CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON
RELATIVES AND NEIGHBORS.

AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN
WHICH HEAT-RELATED ILLNESSES ARE POSSIBLE. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...
AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

OHZ007-008-018-027-028-036-202230-
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
/O.CON.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
OTTAWA-SANDUSKY-SENECA-WYANDOT-CRAWFORD-MARION-
INCLUDING THE CITIES OF...PORT CLINTON...FREMONT...TIFFIN...
UPPER SANDUSKY...CAREY...BUCYRUS...MARION
1022 AM EDT WED JUL 20 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WATCH REMAINS IN EFFECT THURSDAY AFTERNOON...

TEMPERATURES WILL SOAR INTO THE LOWER 90S ACROSS NORTHERN OHIO
TODAY. THIS COMBINED WITH THE HIGH HUMIDITY WILL PUSH THE HEAT
INDEX TO BETWEEN 100 AND 105 DEGREES. TEMPERATURES WILL REACH THE
MIDDLE 90S ON THURSDAY WITH HEAT INDEX VALUES IN EXCESS OF 105
DEGREES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A SITUATION IN WHICH HEAT ILLNESSES ARE
POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED
ROOM...STAY OUT OF THE SUN...AND CHECK UP ON RELATIVES AND
NEIGHBORS.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN
WHICH HEAT-RELATED ILLNESSES ARE POSSIBLE. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...
AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

OHZ010>014-020>023-032-033-089-PAZ001>003-202230-
/O.CON.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
LORAIN-CUYAHOGA-LAKE-GEAUGA-ASHTABULA INLAND-MEDINA-SUMMIT-
PORTAGE-TRUMBULL-STARK-MAHONING-ASHTABULA LAKESHORE-NORTHERN ERIE-
SOUTHERN ERIE-CRAWFORD PA-
INCLUDING THE CITIES OF...LORAIN...CLEVELAND...MENTOR...CHARDON...
JEFFERSON...MEDINA...AKRON...RAVENNA...WARREN...CANTON...
YOUNGSTOWN...ASHTABULA...ERIE...EDINBORO...MEADVILLE
1022 AM EDT WED JUL 20 2011

...EXCESSIVE HEAT WATCH REMAINS IN EFFECT THURSDAY AFTERNOON...

TEMPERATURES WILL SOAR INTO THE LOWER TO MID 90S ACROSS NORTHERN
OHIO AND NORTHWEST PENNSYLVANIA THURSDAY AFTERNOON. THIS COMBINED
WITH THE HIGH HUMIDITY WILL PUSH THE HEAT INDEX TO BETWEEN
105 AND 110 DEGREE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE COMBINATION OF HOT TEMPERATURES AND HIGH HUMIDITY WILL
COMBINE TO CREATE A DANGEROUS SITUATION IN WHICH HEAT-RELATED
ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-
CONDITIONED ROOM...STAY OUT OF THE SUN... AND CHECK UP ON
RELATIVES AND NEIGHBORS.

AN EXCESSIVE HEAT WATCH MEANS THAT A PROLONGED PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS SITUATION IN
WHICH HEAT-RELATED ILLNESSES ARE POSSIBLE. DRINK PLENTY OF
FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF THE SUN...
AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$
069 
WWUS71 KCLE 201815
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
215 PM EDT WED JUL 20 2011

OHZ003-006-017-210215-
/O.UPG.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
/O.NEW.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
/O.CON.KCLE.EH.W.0001.000000T0000Z-110721T0000Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
215 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WARNING...WHICH IS IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY. THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. 

THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PERSIST THROUGH
THURSDAY AFTERNOON WITH TEMPERATURES IN THE MIDDLE 90S TODAY AND
UPPER 90S ON THURSDAY. COMBINED WITH HIGH HUMIDITY LEVELS...THIS
WILL PUSH AFTERNOON HEAT INDEX VALUES TO BETWEEN 105 AND 115
DEGREES...WITH THE MOST EXTREME CONDITIONS ACROSS NORTHWEST OHIO
WHERE THE HUMIDITY IS HIGHER. THIS PROLONGED PERIOD OF DANGEROUSLY
HIGH HEAT AND HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT
ILLNESS. NIGHTTIME HEAT INDICES WILL FALL TO THE MIDDLE TO UPPER
70S WITH THE WARMEST READINGS IN URBAN AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

&&

$$

OHZ010-011-020-210215-
/O.UPG.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
/O.NEW.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
/O.EXA.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
LORAIN-CUYAHOGA-MEDINA-
INCLUDING THE CITIES OF...LORAIN...CLEVELAND...MEDINA
215 PM EDT WED JUL 20 2011

...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WARNING...WHICH IS IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY. A HEAT ADVISORY HAS ALSO BEEN ISSUED. THIS HEAT
ADVISORY IS IN EFFECT UNTIL 8 PM EDT THIS EVENING. THE EXCESSIVE
HEAT WATCH IS NO LONGER IN EFFECT. 

TEMPERATURES IN THE LOWER 90S COMBINED WITH DEWPOINTS IN THE
MIDDLE 70S WILL PRODUCE HEAT INDEX VALUES AROUND 100 DEGREES THIS
AFTERNOON. THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PERSIST 
INTO THURSDAY AFTERNOON WITH TEMPERATURES EXPECTED TO REACH THE MIDDLE
TO UPPER 90S. COMBINED WITH HIGH HUMIDITY LEVELS...THIS WILL PUSH
AFTERNOON HEAT INDEX VALUES TO BETWEEN 105 AND 115 DEGREES
THURSDAY. THIS PROLONGED PERIOD OF DANGEROUSLY HIGH HEAT AND
HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT ILLNESS. NIGHTTIME
HEAT INDICES WILL FALL TO THE MIDDLE TO UPPER 70S WITH THE WARMEST
READINGS IN URBAN AREAS.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

AN EXCESSIVE HEAT ADVISORY MEANS THAT A PERIOD OF
HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A
SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY
OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

OHZ007>009-018-019-027>031-036>038-047-210215-
/O.UPG.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
/O.NEW.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
OTTAWA-SANDUSKY-ERIE OH-SENECA-HURON-WYANDOT-CRAWFORD-RICHLAND-
ASHLAND-WAYNE-MARION-MORROW-HOLMES-KNOX-
INCLUDING THE CITIES OF...PORT CLINTON...FREMONT...SANDUSKY...
TIFFIN...NORWALK...UPPER SANDUSKY...CAREY...BUCYRUS...MANSFIELD...
ASHLAND...WOOSTER...MARION...MOUNT GILEAD...MILLERSBURG...
MOUNT VERNON
215 PM EDT WED JUL 20 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WARNING...WHICH IS IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY. THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. 

TEMPERATURES WILL SOAR INTO THE LOWER 90S ACROSS NORTHERN OHIO
TODAY. THIS COMBINED WITH THE HIGH HUMIDITY WILL PUSH THE HEAT
INDEX TO BETWEEN 100 AND 105 DEGREES. TEMPERATURES WILL REACH THE
MIDDLE 90S ON THURSDAY WITH HEAT INDEX VALUES IN EXCESS OF 105
DEGREES. 

THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PERSIST 
INTO THURSDAY AFTERNOON WITH TEMPERATURES EXPECTED TO REACH THE MIDDLE
TO UPPER 90S. COMBINED WITH HIGH HUMIDITY LEVELS...THIS WILL PUSH
AFTERNOON HEAT INDEX VALUES TO BETWEEN 105 AND 115 DEGREES
THURSDAY. THIS PROLONGED PERIOD OF DANGEROUSLY HIGH HEAT AND
HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT ILLNESS. NIGHTTIME
HEAT INDICES WILL FALL TO THE MIDDLE TO UPPER 70S WITH THE WARMEST
READINGS IN URBAN AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

AN EXCESSIVE HEAT ADVISORY MEANS THAT A PERIOD OF
HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A
SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY
OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

&&

$$

OHZ012-013-021>023-032-033-210215-
/O.UPG.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
/O.NEW.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
LAKE-GEAUGA-SUMMIT-PORTAGE-TRUMBULL-STARK-MAHONING-
INCLUDING THE CITIES OF...MENTOR...CHARDON...AKRON...RAVENNA...
WARREN...CANTON...YOUNGSTOWN
215 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED AN EXCESSIVE
HEAT WARNING...WHICH IS IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY. THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. 

THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PEAK ON THURSDAY
AFTERNOON WITH TEMPERATURES EXPECTED TO REACH THE MIDDLE TO UPPER
90S. COMBINED WITH HIGH HUMIDITY LEVELS...THIS WILL PUSH AFTERNOON
HEAT INDEX VALUES TO BETWEEN 105 AND 115 DEGREES. THIS PROLONGED
PERIOD OF DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A
SIGNIFICANT RISK OF HEAT ILLNESS. NIGHTTIME HEAT INDICES WILL FALL
TO THE MIDDLE TO UPPER 70S WITH THE WARMEST READINGS IN URBAN
AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

&&

$$

OHZ014-089-PAZ001>003-210215-
/O.UPG.KCLE.EH.A.0001.110721T1600Z-110721T2200Z/
/O.NEW.KCLE.HT.Y.0003.110721T1400Z-110722T0100Z/
ASHTABULA INLAND-ASHTABULA LAKESHORE-NORTHERN ERIE-SOUTHERN ERIE-
CRAWFORD PA-
INCLUDING THE CITIES OF...JEFFERSON...ASHTABULA...ERIE...
EDINBORO...MEADVILLE
215 PM EDT WED JUL 20 2011

...HEAT ADVISORY IN EFFECT FROM 10 AM TO 9 PM EDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM 10 AM TO 9 PM EDT THURSDAY.
THE EXCESSIVE HEAT WATCH IS NO LONGER IN EFFECT. 

THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PEAK ON THURSDAY
AFTERNOON WITH TEMPERATURES EXPECTED TO REACH THE LOWER TO MIDDLE
90S. COMBINED WITH HIGH HUMIDITY LEVELS...THIS WILL PUSH AFTERNOON
HEAT INDEX VALUES TO BETWEEN 100 AND 105 DEGREES. THIS PROLONGED
PERIOD OF DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A
SIGNIFICANT RISK OF HEAT ILLNESS. NIGHTTIME HEAT INDICES WILL FALL
TO THE MIDDLE TO UPPER 70S WITH THE WARMEST READINGS IN URBAN
AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT ADVISORY MEANS THAT A PERIOD OF
HOT TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A
SITUATION IN WHICH HEAT ILLNESSES ARE POSSIBLE. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY
OUT OF THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

&&

$$
283 
WWUS71 KCLE 201956
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
356 PM EDT WED JUL 20 2011

OHZ003-006-017-210400-
/O.CON.KCLE.EH.W.0001.000000T0000Z-110721T0000Z/
/O.CON.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
356 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM
EDT THURSDAY...

OPPRESSIVE HEAT AND HUMIDITY WILL CONTINUE TO PERSIST THROUGH
THURSDAY EVENING WITH TEMPERATURES PUSHING CLOSE TO 100 DEGREES. 
COMBINED WITH HIGH HUMIDITY LEVELS...AFTERNOON HEAT INDEX VALUES
BETWEEN 105 AND 110 DEGREES ARE LIKELY WEDNESDAY...WHILE HEAT
INDEX VALUES BETWEEN 105 AND 120 DEGREES ARE LIKELY THROUGHOUT
MUCH OF THE DAY THURSDAY. NIGHTTIME HEAT INDICES WILL FALL TO THE
LOWER 80S WITH THE WARMEST READINGS IN URBAN AREAS. THIS PROLONGED
PERIOD OF DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A
SIGNIFICANT RISK OF HEAT ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$

OHZ007>011-018>020-027>031-036>038-047-210400-
/O.CON.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
/O.CON.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-SENECA-HURON-MEDINA-
WYANDOT-CRAWFORD-RICHLAND-ASHLAND-WAYNE-MARION-MORROW-HOLMES-KNOX-
INCLUDING THE CITIES OF...PORT CLINTON...FREMONT...SANDUSKY...
LORAIN...CLEVELAND...TIFFIN...NORWALK...MEDINA...UPPER SANDUSKY...
CAREY...BUCYRUS...MANSFIELD...ASHLAND...WOOSTER...MARION...
MOUNT GILEAD...MILLERSBURG...MOUNT VERNON
356 PM EDT WED JUL 20 2011

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...
...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM
EDT THURSDAY...

TEMPERATURES IN THE LOWER TO MID 90S COMBINED WITH DEWPOINTS IN
THE MIDDLE 70S WILL PRODUCE HEAT INDEX VALUES BETWEEN 100 AND 104
DEGREES ON WEDNESDAY. THIS PROLONGED PERIOD OF DANGEROUSLY HIGH
HEAT AND HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT ILLNESS.
NIGHTTIME HEAT INDICES WILL FALL TO THE MIDDLE TO UPPER 70S WITH
THE WARMEST READINGS IN URBAN AREAS.

OPPRESSIVE HEAT AND HUMIDITY WILL CONTINUE TO PERSIST THROUGH
THURSDAY EVENING WITH TEMPERATURES PUSHING CLOSE TO 100 DEGREES. 
COMBINED WITH HIGH HUMIDITY LEVELS...AFTERNOON HEAT INDEX VALUES
BETWEEN 105 AND 110 DEGREES ARE LIKELY WEDNESDAY...WHILE HEAT
INDEX VALUES BETWEEN 105 AND 120 DEGREES ARE LIKELY THROUGHOUT
MUCH OF THE DAY THURSDAY. NIGHTTIME HEAT INDICES WILL FALL TO THE
LOWER 80S WITH THE WARMEST READINGS IN URBAN AREAS. THIS PROLONGED
PERIOD OF DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A
SIGNIFICANT RISK OF HEAT ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

AN EXCESSIVE HEAT ADVISORY MEANS THAT A PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT
ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-
CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON
RELATIVES AND NEIGHBORS.

&&

$$

OHZ012-013-021>023-032-033-210400-
/O.CON.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
LAKE-GEAUGA-SUMMIT-PORTAGE-TRUMBULL-STARK-MAHONING-
INCLUDING THE CITIES OF...MENTOR...CHARDON...AKRON...RAVENNA...
WARREN...CANTON...YOUNGSTOWN
356 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM
EDT THURSDAY...

OPPRESSIVE HEAT AND HUMIDITY WILL CONTINUE TO PERSIST THROUGH
THURSDAY EVENING WITH TEMPERATURES PUSHING CLOSE TO 100 DEGREES. 
COMBINED WITH HIGH HUMIDITY LEVELS...AFTERNOON HEAT INDEX VALUES
BETWEEN 105 AND 110 DEGREES ARE LIKELY WEDNESDAY...WHILE HEAT
INDEX VALUES BETWEEN 105 AND 120 DEGREES ARE LIKELY THROUGHOUT
MUCH OF THE DAY THURSDAY. NIGHTTIME HEAT INDICES WILL FALL TO THE
LOWER 80S WITH THE WARMEST READINGS IN URBAN AREAS. THIS PROLONGED
PERIOD OF DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A
SIGNIFICANT RISK OF HEAT ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$

OHZ014-089-PAZ001>003-210400-
/O.CON.KCLE.HT.Y.0003.110721T1400Z-110722T0100Z/
ASHTABULA INLAND-ASHTABULA LAKESHORE-NORTHERN ERIE-SOUTHERN ERIE-
CRAWFORD PA-
INCLUDING THE CITIES OF...JEFFERSON...ASHTABULA...ERIE...
EDINBORO...MEADVILLE
356 PM EDT WED JUL 20 2011

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY...

THE PERIOD OF OPPRESSIVE HEAT AND HUMIDITY WILL PEAK ON THURSDAY
AFTERNOON WITH TEMPERATURES EXPECTED TO REACH THE LOWER TO MIDDLE
90S. COMBINED WITH HIGH HUMIDITY LEVELS...THIS WILL PUSH
AFTERNOON HEAT INDEX VALUES TO BETWEEN 100 AND 104 DEGREES. THIS
PROLONGED PERIOD OF DANGEROUSLY HIGH HEAT AND HUMIDITY WILL POSE A
SIGNIFICANT RISK OF HEAT ILLNESS. NIGHTTIME HEAT INDICES WILL FALL
TO THE MIDDLE TO UPPER 70S WITH THE WARMEST READINGS IN URBAN
AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT ADVISORY MEANS THAT A PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT
ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-
CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON
RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$

LEE
668 
WWUS71 KCLE 210015
NPWCLE

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CLEVELAND OH
815 PM EDT WED JUL 20 2011

OHZ003-006-017-210815-
/O.EXP.KCLE.EH.W.0001.000000T0000Z-110721T0000Z/
/O.CON.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
LUCAS-WOOD-HANCOCK-
INCLUDING THE CITIES OF...TOLEDO...BOWLING GREEN...FINDLAY
815 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM
EDT THURSDAY...
...EXCESSIVE HEAT WARNING HAS EXPIRED FOR THIS EVENING...

OPPRESSIVE HEAT AND HUMIDITY WILL REMAIN ACROSS THE REGION ON
THURSDAY WITH TEMPERATURES APPROACHING 100 DEGREES. THESE HOT
TEMPERATURES COMBINED WITH VERY HIGH HUMIDITY LEVELS WILL PRODUCE
HEAT INDEX VALUES OF 105 TO 115 DEGREES FROM LATE MORNING INTO
THURSDAY EVENING. THIS PROLONGED PERIOD OF DANGEROUSLY HIGH HEAT
AND HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

&&

$$

OHZ007>011-018>020-027>031-036>038-047-210815-
/O.EXP.KCLE.HT.Y.0002.000000T0000Z-110721T0000Z/
/O.CON.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-SENECA-HURON-MEDINA-
WYANDOT-CRAWFORD-RICHLAND-ASHLAND-WAYNE-MARION-MORROW-HOLMES-KNOX-
INCLUDING THE CITIES OF...PORT CLINTON...FREMONT...SANDUSKY...
LORAIN...CLEVELAND...TIFFIN...NORWALK...MEDINA...UPPER SANDUSKY...
CAREY...BUCYRUS...MANSFIELD...ASHLAND...WOOSTER...MARION...
MOUNT GILEAD...MILLERSBURG...MOUNT VERNON
815 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM
EDT THURSDAY...
...HEAT ADVISORY HAS EXPIRED FOR THIS EVENING...

OPPRESSIVE HEAT AND HUMIDITY WILL REMAIN ACROSS THE REGION ON
THURSDAY WITH TEMPERATURES IN THE MIDDLE AND UPPER 90S. THESE HOT
TEMPERATURES COMBINED WITH VERY HIGH HUMIDITY LEVELS WILL PRODUCE
HEAT INDEX VALUES OF 105 TO 110 DEGREES FROM LATE MORNING INTO
THURSDAY EVENING. THIS PROLONGED PERIOD OF DANGEROUSLY HIGH HEAT
AND HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE.
WHEN POSSIBLE, RESCHEDULE STRENUOUS ACTIVITIES TO EARLY
MORNING OR EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT
EXHAUSTION AND HEAT STROKE. WEAR LIGHT WEIGHT AND LOOSE
FITTING CLOTHING WHEN POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY
AND HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT
REST BREAKS IN SHADED OR AIR CONDITIONED ENVIRONMENTS.
ANYONE OVERCOME BY HEAT SHOULD BE MOVED TO A COOL AND
SHADED LOCATION. HEAT STROKE IS AN EMERGENCY-CALL 911.

&&

$$

OHZ012-013-021>023-032-033-210815-
/O.CON.KCLE.EH.W.0002.110721T1400Z-110722T0100Z/
LAKE-GEAUGA-SUMMIT-PORTAGE-TRUMBULL-STARK-MAHONING-
INCLUDING THE CITIES OF...MENTOR...CHARDON...AKRON...RAVENNA...
WARREN...CANTON...YOUNGSTOWN
815 PM EDT WED JUL 20 2011

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM
EDT THURSDAY...

OPPRESSIVE HEAT AND HUMIDITY WILL REMAIN ACROSS THE REGION ON
THURSDAY WITH TEMPERATURES IN THE MIDDLE AND UPPER 90S. THESE HOT
TEMPERATURES COMBINED WITH VERY HIGH HUMIDITY LEVELS WILL PRODUCE
HEAT INDEX VALUES OF 105 TO 110 DEGREES FROM LATE MORNING INTO
THURSDAY EVENING. THIS PROLONGED PERIOD OF DANGEROUSLY HIGH HEAT
AND HUMIDITY WILL POSE A SIGNIFICANT RISK OF HEAT ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT WARNING MEANS THAT A PROLONGED PERIOD OF
DANGEROUSLY HOT TEMPERATURES WILL OCCUR. THE COMBINATION OF HOT
TEMPERATURES AND HIGH HUMIDITY WILL COMBINE TO CREATE A DANGEROUS
SITUATION IN WHICH HEAT-RELATED ILLNESSES ARE LIKELY. DRINK
PLENTY OF FLUIDS...STAY IN AN AIR-CONDITIONED ROOM...STAY OUT OF
THE SUN...AND CHECK UP ON RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$

OHZ014-089-PAZ001>003-210815-
/O.CON.KCLE.HT.Y.0003.110721T1400Z-110722T0100Z/
ASHTABULA INLAND-ASHTABULA LAKESHORE-NORTHERN ERIE-SOUTHERN ERIE-
CRAWFORD PA-
INCLUDING THE CITIES OF...JEFFERSON...ASHTABULA...ERIE...
EDINBORO...MEADVILLE
815 PM EDT WED JUL 20 2011

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 9 PM EDT
THURSDAY...

TEMPERATURES IN THE LOWER TO MIDDLE 90S COMBINED WITH VERY HIGH
HUMIDITY LEVELS WILL MAKE FOR A VERY HOT AFTERNOON. HEAT INDEX
VALUES OF 100 TO 104 DEGREES ARE LIKELY FROM LATE MORNING INTO
THURSDAY EVENING. TAKE PRECAUTIONS TO AVOID HEAT INDUCED ILLNESS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN EXCESSIVE HEAT ADVISORY MEANS THAT A PERIOD OF HOT
TEMPERATURES IS EXPECTED. THE COMBINATION OF HOT TEMPERATURES AND
HIGH HUMIDITY WILL COMBINE TO CREATE A SITUATION IN WHICH HEAT
ILLNESSES ARE POSSIBLE. DRINK PLENTY OF FLUIDS...STAY IN AN AIR-
CONDITIONED ROOM...STAY OUT OF THE SUN...AND CHECK UP ON
RELATIVES AND NEIGHBORS.

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE... RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

TO REDUCE RISK DURING OUTDOOR WORK THE OCCUPATIONAL SAFETY AND
HEALTH ADMINISTRATION RECOMMENDS SCHEDULING FREQUENT REST BREAKS
IN SHADED OR AIR CONDITIONED ENVIRONMENTS. ANYONE OVERCOME BY
HEAT SHOULD BE MOVED TO A COOL AND SHADED LOCATION. HEAT STROKE
IS AN EMERGENCY-CALL 911.

&&

$$

What forecasters said that day

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

NWS Cleveland, OH wrote its last area forecast discussion before this heat advisory went out at Jul 19, 1:54 AM EDT, 2 hours 39 minutes earlier.

Area forecast discussion, Jul 19, 1:54 AM EDT, 2 hours 39 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CLEVELAND OH
154 AM EDT TUE JUL 19 2011

.SYNOPSIS...
A DISSIPATING COLD FRONT WILL MOVE INTO THE AREA LATE TONIGHT INTO
TUESDAY THEN HIGH PRESSURE WILL REBUILD OVER THE AREA LATER TUESDAY
INTO WEDNESDAY BEFORE SHIFTING INTO THE SOUTHEAST FOR THE REST OF
THE WEEK.

&&

.NEAR TERM /THROUGH TODAY/...
MID LVL THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUE TO ADVECT IN
FROM THE LAKE MAINLY OVER EASTERN PORTIONS. THE STORMS ARE
REMAINING BELOW SVR STRENGTH AND ARE MOVING AT ENOUGH OF A SPEED
TO LIMIT FLOODING CONCERNS FOR THE TIME BEING...THOUGH RAINFALL
RATES ARE EXCEDING AN INCH PER HOUR. THIS CONVECTION SHOULD
CONTINUE FOR THE NEXT COUPLE OF HOURS BEFORE WEAKENING AND
SHIFTING EAST. MEANWHILE A COMPLEX ALONG A WEAK FRONTAL BOUNDARY
IN MI WILL MOVE SE...POTENTIALLY CLIPPING W PORTIONS BY MORNING.
THE AIRMASS REMAINS MOIST WITH PW NEAR 2" THOUGH INSTABILITY IS
LIMITED. THE SHOWERS WILL DISSIPATE TOWARDS DAYBREAK ESPECIALLY AS
THE DAY BEGINS TO HEAT UP. THE AIRMASS WILL ALSO DRY OUT AGAIN
DISSIPATING LINGERING SHOWERS IN THE MORNING.

&&

.SHORT TERM /TONIGHT THROUGH 6 PM WEDNESDAY/...
EXPECT AIRMASS TO BECOME UNSTABLE AGAIN ON TUE. BEST GUESS IS THAT
WEAK FRONTAL BOUNDARY WILL PUSH SOUTH OF LAKESHORE COUNTIES FOR THE
AFTERNOON SO THINK THE FOCUS FOR CONVECTIVE DEVELOPMENT WILL BE OVER
THE SOUTHERN 2/3 OF THE CWA. THUS LOWER POPS IN ORDER FOR THE
LAKESHORE COUNTIES.

THERE MAY BE A FEW LINGERING CELLS TUE EVENING IN THE
SOUTH...OTHERWISE EXPECT A DRY TUE NIGHT AND WED MORNING. QUESTION
IS WHETHER CONVECTION CAN GET GOING OVER THE UPPER LAKES EARLY WED
MORNING AND THEN DROP SE INTO OUR AREA LATER WED. THIS THREAT
COMBINED WITH WEAK WARM ADVECTIVE LIFT AND AFTERNOON INSTABILITY
SHOULD AT LEAST WARRANT A SLIGHT CHANCE IN THE FORECAST.

ADDITIONAL CONVECTIVE COMPLEXES COULD MAKE A RUN AT THE AREA LATE
WED NIGHT THROUGH THU NIGHT BUT WITH SO MUCH UPPER RIDGING IN PLACE
WILL KEEP THREAT TO LOW END SLIGHT CHANCE OR LESS.

THE WEAK COLD FRONT WILL BRIEFLY STOP THE TEMP RISE FOR TUE INTO WED
BUT HOT TEMPS LOOK ALMOST CERTAIN FOR THU ALONG WITH A HEAT ADVISORY.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH MONDAY/...
WARM AND HUMID WEATHER WILL CONTINUE DURING THE PERIOD.  THIS WILL
RESULT IN AT LEAST SMALL CHANCES FOR AFTERNOON SHOWERS AND STORMS
EACH DAY.  BEST CHANCES FOR RAIN DURING THE PERIOD APPEAR TO BE
FRIDAY AND AGAIN MONDAY WITH WEAK FRONTAL SYSTEMS IN THE AREA.
TEMPS DURING THE PERIOD WILL AVERAGE 10 TO 15 DEGREES ABOVE NORMAL
WITH HIGH HUMIDIFIES MAKING IT FEEL EVEN WARMER.

&&

.AVIATION /06Z TUESDAY THROUGH SATURDAY/...
SECOND BATCH OF TSRA MOVING OFF OF LAKE ERIE MOVING SOUTH AT
APPROXIMATELY 25KT. ONCE THESE STORMS PUSH SOUTH OF THE FORECAST
AREA THIS MORNING SHOULD BE DONE FOR THE DAY.

DO EXPECT FOG TO DEVELOP OVERNIGHT. COULD SEE SOME LIFR
CONDITIONS WILL BE POSSIBLE WHERE THE HEAVIEST RAINS OCCURRED
ACROSS NW OHIO.

THERE IS STILL ANOTHER CONVECTIVE COMPLEX OVER WISCONSIN SO EXPECT
TO SEE SOME CONVECTIVE DEBRIS CLOUD COVER DRIFT OVER THE REGION IN
THE MORNING. THERE WILL BE A WEAK WIND SHIFT ACROSS THE REGION
WITH WINDS ATTEMPTING TO COME AROUND TO THE NW AND MAYBE EVEN
NORTH BY THE AFTERNOON.

OUTLOOK...MAINLY VFR...POSSIBLE MVFR VISIBILITIES WITH HAZE/FOG
EACH MORNING.

&&

.MARINE...
HIGH PRESSURE WILL BE IN CONTROL THROUGH THE ENTIRE PERIOD AS IT
EXTENDS A RIDGE WEST FROM THE ATLANTIC COAST INTO THE GREAT LAKES
REGION. A WEAK COLD FRONT WILL SLIDE DOWN ACROSS THE LAKE FROM THE
NORTH TONIGHT AND REMAIN NEARLY STATIONARY OVER OHIO AND
PENNSYLVANIA. THE FRONT WILL LIFT BACK NORTH AS A WARM FRONT
WEDNESDAY. WINDS EXPECTED TO BE RATHER LIGHT ACROSS THE LAKE THROUGH
THE PERIOD WITH WAVES RUNNING AROUND 2 FEET OR LESS.

&&

.CLE WATCHES/WARNINGS/ADVISORIES...
OH...NONE.
PA...NONE.
MARINE...NONE.

&&

SYNOPSIS...ADAMS
NEAR TERM...JAMISON
SHORT TERM...KUBINA
LONG TERM...KUBINA
AVIATION...DJB
MARINE...LOMBARDY
Hazardous weather outlook, Jul 18, 10:07 PM EDT, 6 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CLEVELAND OH
1007 PM EDT MON JUL 18 2011

OHZ003-006>014-017>023-027>033-036>038-047-089-PAZ001>003-200215-
LUCAS-WOOD-OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-LAKE-GEAUGA-
ASHTABULA INLAND-HANCOCK-SENECA-HURON-MEDINA-SUMMIT-PORTAGE-TRUMBULL-
WYANDOT-CRAWFORD-RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-MARION-MORROW-
HOLMES-KNOX-ASHTABULA LAKESHORE-NORTHERN ERIE-SOUTHERN ERIE-
CRAWFORD PA-
1007 PM EDT MON JUL 18 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL
OHIO...NORTHEAST OHIO...NORTHWEST OHIO AND NORTHWEST PENNSYLVANIA.

.DAY ONE...TONIGHT.

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH THE
REMAINDER OF TONIGHT. THE MAIN THREAT WILL BE DAMAGING WINDS.
LARGE HAIL IS ALSO A POSSIBILITY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

WEDNESDAY THROUGH SUNDAY...HIGH TEMPERATURES ARE EXPECTED TO
REACH INTO THE LOW TO MID 90S ACROSS MUCH OF THE AREA. THIS
COMBINED WITH HIGH HUMIDITY LEVELS COULD PUSH THE HEAT INDEX
ABOVE 100 DURING THE AFTERNOON HOURS FOR A LARGE PORTION OF
NORTHERN OHIO AND NORTHWEST PENNSYLVANIA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

LEZ061-142>149-162>169-200215-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY-
MAUMEE BAY TO RENO BEACH OH-RENO BEACH TO THE ISLANDS OH-
THE ISLANDS TO VERMILION OH-VERMILION TO AVON POINT OH-
AVON POINT TO WILLOWICK OH-WILLOWICK TO GENEVA-ON-THE LAKE OH-GENEVA-
ON-THE-LAKE TO CONNEAUT OH-CONNEAUT OH TO RIPLEY NY-
LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH-
LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS-
LAKE ERIE OPEN WATERS FROM THE ISLANDS TO VERMILION-
LAKE ERIE OPEN WATERS FROM VERMILION TO AVON POINT-
LAKE ERIE OPEN WATERS FROM AVON POINT TO WILLOWICK-
LAKE ERIE OPEN WATERS FROM WILLOWICK TO GENEVA-ON-THE-LAKE-
LAKE ERIE OPEN WATERS FROM GENEVA-ON-THE-LAKE TO CONNEAUT-
LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-
1007 PM EDT MON JUL 18 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR LAKE ERIE.

.DAY ONE...TONIGHT.

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH THE
REMAINDER OF TONIGHT. THE MAIN THREAT WILL BE DAMAGING WINDS.
LARGE HAIL IS ALSO A POSSIBILITY.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jul 18, 11:50 PM EDT, 4 hours 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1150 PM EDT MON JUL 18 2011

OHZ012>014-089-190415-
ASHTABULA INLAND-ASHTABULA LAKESHORE-GEAUGA-LAKE-
1150 PM EDT MON JUL 18 2011

...SPECIAL WEATHER STATEMENT FOR LAKE...NORTHERN GEAUGA AND WESTERN
ASHTABULA COUNTIES UNTIL 1215 AM EDT...

AT 1144 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 14 MILES NORTHWEST OF PAINESVILLE...MOVING
SOUTHEAST AT 35 MPH.

A WIND GUST UP TO 45 MPH WILL BE POSSIBLE AS THIS STORM MOVES
ONSHORE.

THIS STORM AFFECT THE FOLLOWING LOCATIONS...
  PERRY...PAINESVILLE...MADISON...GRAND RIVER...FAIRPORT HARBOR AND
  NORTH PERRY.
Special weather statement, Jul 19, 1:05 AM EDT, 3 hours 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
105 AM EDT TUE JUL 19 2011

OHZ011>013-020-021-190545-
CUYAHOGA-GEAUGA-LAKE-MEDINA-SUMMIT-
105 AM EDT TUE JUL 19 2011

...SPECIAL WEATHER STATEMENT FOR CUYAHOGA...NORTHEASTERN MEDINA...
NORTHERN SUMMIT...SOUTHWESTERN GEAUGA AND SOUTHWESTERN LAKE COUNTIES
UNTIL 145 AM EDT...

AT 101 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 12 MILES NORTHWEST OF EUCLID...OR 16 MILES NORTH
OF CLEVELAND...MOVING SOUTHEAST AT 35 MPH.

THIS STORM WILL BE NEAR...
  EUCLID AND 8 MILES NORTHEAST OF CLEVELAND BY 120 AM EDT.
  CLEVELAND HEIGHTS BY 125 AM EDT.
  SOLON...MACEDONIA AND 6 MILES SOUTHWEST OF SOUTH RUSSELL BY 140 AM.
  TWINSBURG...MACEDONIA AND 7 MILES NORTHEAST OF HUDSON BY 145 AM.

TORRENTIAL RAIN AND WIND GUSTS UP TO 40 MPH CAN BE EXPECTED WITH THIS STORM.

21

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 18, 9:50 PM EDTAreal Flood AdvisoryCLEHancock3 hr
Jul 18, 11:20 PM EDTSpecial Marine WarningCLE85 min
Jul 19, 12:25 AM EDTSpecial Marine WarningCLE95 min
Jul 19, 2:36 AM EDTAreal Flood AdvisoryCLECuyahoga, Lorain5 hr
Jul 19, 3:21 AM EDTAreal Flood AdvisoryCLECuyahoga, Geauga, Medina, Portage, Summit, Trumbull4 hr
Jul 19, 3:26 AM EDTFlash Flood WarningCLECuyahoga, Lorain6 hr
Jul 19, 4:19 AM EDTFlash Flood WarningCLECuyahoga5 hr
Jul 19, 4:32 AM EDTRiver Flood WarningCLEGeauga, Portage, Summit7 hr
Jul 19, 4:39 AM EDTFlash Flood WarningCLEMedina, Stark, Summit6 hr
Jul 19, 5:28 AM EDTRiver Flood WarningCLEStark16 hr
Jul 19, 6:46 AM EDTRiver Flood WarningCLECuyahoga22 hr
Jul 19, 8:59 AM EDTAreal Flood WarningCLECuyahoga6 hr
Jul 19, 10:57 AM EDTAreal Flood WarningCLEMedina, Stark, Summit6 hr

Nearby

Heat Advisories in Ohio, 2011Every heat advisory in 2011

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.