Alert archive / Ohio / Heat Advisories in 2010

Heat Advisory 2, NWS Cleveland, OH

July 24, 201028 counties in Ohio

NWS Cleveland, OH issued this heat advisory at Jul 24, 2010, 3:42 AM EDT for 28 counties in Ohio. It took effect at Jul 24, 2010, 11:00 AM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jul 24, 2010, 3:42 AM EDT (07:42 UTC)
In effect from
Jul 24, 2010, 11:00 AM EDT
Expired
Jul 24, 2010, 8:00 PM EDT
In force
9 hr
Issued by
NWS Cleveland, OH
All 28 counties

Ashland County, OH, Ashtabula County, OH, Crawford County, OH, Cuyahoga County, OH, Erie County, OH, Geauga County, OH, Hancock County, OH, Holmes County, OH, Huron County, OH, Knox County, OH, Lake County, OH, Lorain County, OH, Lucas County, OH, Mahoning County, OH, Marion County, OH, Medina County, OH, Morrow County, OH, Ottawa County, OH, Portage County, OH, Richland County, OH, Sandusky County, OH, Seneca County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Wayne County, OH, Wood County, OH, Wyandot County, OH

The radar

The Cleveland radar (KCLE), 46 km from the middle of the area, began a volume at 07:43 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

Pittsburgh, PA (KPIT), launched 00:00Z, 7.7 hours before the alert went out and 198 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, Pittsburgh, PA at 00:00Z on 2010-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2395 joules per kilogram.LCLEL10008507005003002001001 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, Pittsburgh, PA at 00:00Z on 2010-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 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
2395 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1137 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
1.5
Supercell composite
9.8

Open this sounding in Storm Lab

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 24, 3:36 AM EDT, 6 minutes earlier.

Area forecast discussion, Jul 24, 3:36 AM EDT, 6 minutes before
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Hazardous weather outlook, Jul 24, 1:21 AM EDT, 2 hours 21 minutes before
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In the hours before

Local storm report, Jul 23, 10:48 PM EDT, 4 hours 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND OH
1048 PM EDT FRI JUL 23 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0845 PM     TSTM WND DMG     MADISON                 41.77N 81.05W
07/23/2010                   LAKE               OH   TRAINED SPOTTER

            TREE ON HOUSE.

0900 PM     TSTM WND DMG     5 S GENEVA              41.73N 80.95W
07/23/2010                   ASHTABULA          OH   LAW ENFORCEMENT

            TREE DOWN IN TRUMBULL TOWNSHIP.

0900 PM     TSTM WND DMG     7 E JEFFERSON           41.74N 80.63W
07/23/2010                   ASHTABULA          OH   AMATEUR RADIO

            TREE DOWN IN PIERPONT TOWNSHIP.

0915 PM     TSTM WND DMG     1 S UNION CITY          41.88N 79.84W
07/23/2010                   ERIE               PA   TRAINED SPOTTER

            LARGE LIMB DOWN.

0924 PM     TSTM WND DMG     LINESVILLE              41.66N 80.42W
07/23/2010                   CRAWFORD           PA   LAW ENFORCEMENT

            MANY TREES DOWN.

1000 PM     TSTM WND DMG     KINSMAN                 41.45N 80.60W
07/23/2010                   TRUMBULL           OH   PUBLIC

            LARGE BRANCHES DOWN.

1001 PM     TSTM WND DMG     6 N WARREN              41.32N 80.82W
07/23/2010                   TRUMBULL           OH   AMATEUR RADIO

            TWO TREES DOWN IN MECCA TOWNSHIP.

&&

KIELTYKA
Local storm report, Jul 23, 11:31 PM EDT, 4 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND OH
1131 PM EDT FRI JUL 23 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0850 PM     TSTM WND DMG     5 SE PAINESVILLE        41.68N 81.18W
07/23/2010                   LAKE               OH   LAW ENFORCEMENT

            A FEW TREES DOWN.

0900 PM     TSTM WND DMG     BAY VILLAGE             41.49N 81.93W
07/23/2010                   CUYAHOGA           OH   LAW ENFORCEMENT

            LARGE LIMB DOWN.

0900 PM     TSTM WND DMG     WESTLAKE                41.45N 81.93W
07/23/2010                   CUYAHOGA           OH   PUBLIC

            LARGE LIMB DOWN.

1035 PM     TSTM WND DMG     WESTLAKE                41.45N 81.93W
07/23/2010                   CUYAHOGA           OH   PUBLIC

            TREE DOWN ON HOUSE.

&&

KIELTYKA
Local storm report, Jul 24, 2:14 AM EDT, 1 hour 28 minutes before
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Local storm report, Jul 24, 2:20 AM EDT, 1 hour 22 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 8:01 PM EDTSevere Thunderstorm WarningCLEErie, Huron, Lorain, Ottawa, Sandusky, Seneca74 min
Jul 23, 8:18 PM EDTSevere Thunderstorm WarningCLECuyahoga, Geauga, Lake57 min
Jul 23, 8:26 PM EDTSevere Thunderstorm WarningCLECuyahoga, Lorain64 min
Jul 23, 8:39 PM EDTSevere Thunderstorm WarningCLEAshtabula66 min
Jul 23, 9:11 PM EDTSevere Thunderstorm WarningCLEGeauga34 min
Jul 23, 9:20 PM EDTAreal Flood AdvisoryCLELucas, Ottawa, Sandusky, Wood5 hr
Jul 23, 9:26 PM EDTSpecial Marine WarningCLE2 hr
Jul 23, 9:37 PM EDTSevere Thunderstorm WarningCLEMedina, Summit38 min
Jul 23, 9:42 PM EDTSevere Thunderstorm WarningCLETrumbull63 min
Jul 23, 10:17 PM EDTSevere Thunderstorm WarningCLECuyahoga, Lorain58 min
Jul 23, 10:23 PM EDTAreal Flood AdvisoryCLEMahoning, Trumbull4 hr
Jul 23, 11:06 PM EDTAreal Flood AdvisoryCLECuyahoga, Huron, Lorain, Medina, Portage, Seneca and 1 more4 hr
Jul 23, 11:10 PM EDTSevere Thunderstorm WarningCLEHancock, Wood65 min
Jul 23, 11:40 PM EDTSevere Thunderstorm WarningCLEMahoning, Portage, Stark65 min
Jul 24, 12:43 AM EDTRiver Flood WarningCLEGeauga, Portage, Summit3 hr
Jul 24, 1:44 AM EDTAreal Flood AdvisoryCLEHolmes, Stark, Wayne4 hr
Jul 24, 3:09 PM EDTSpecial Marine WarningCLE96 min
Jul 24, 6:29 PM EDTSevere Thunderstorm WarningCLEPortage, Summit46 min
Jul 24, 7:15 PM EDTSevere Thunderstorm WarningCLEMahoning, Trumbull45 min
Jul 24, 7:21 PM EDTSevere Thunderstorm WarningCLEPortage, Summit54 min
Jul 24, 7:55 PM EDTSevere Thunderstorm WarningCLEMahoning, Stark, Summit, Wayne50 min
Jul 23, 8:48 PM EDTAreal Flood AdvisoryCLECrawford, Erie3 hr
Jul 23, 9:52 PM EDTFlash Flood WarningCLECrawford3 hr
Jul 23, 10:06 PM EDTFlash Flood WarningCLEErie3 hr
Jul 24, 1:02 AM EDTAreal Flood AdvisoryCLECrawford, Erie5 hr
Jul 24, 3:34 PM EDTSevere Thunderstorm WarningCLEErie41 min
Jul 24, 3:45 PM EDTTornado WarningCLEErie30 min

Nearby

Heat Advisories in Ohio, 2010Every heat advisory in 2010

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.