Alert archive / Mississippi / Heat Advisories in 2016

Heat Advisory 1, NWS Jackson, MS

June 14, 201647 counties in Mississippi; 9 parishes in Louisiana; Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this heat advisory at Jun 14, 2016, 3:33 PM CDT for 47 counties in Mississippi; 9 parishes in Louisiana; Ashley County, Chicot County, Arkansas. It took effect at Jun 15, 2016, 12:00 PM CDT. It was in force for 55 hr.

The area

The counties it named.

The facts

Issued: Jun 14, 2016, 3:33 PM CDT (20:33 UTC)
In effect from: Jun 15, 2016, 12:00 PM CDT
Expired: Jun 17, 2016, 7:00 PM CDT
In force: 55 hr
Issued by: NWS Jackson, MS

All 58 counties

Ashley County, AR, Chicot County, AR, Catahoula Parish, LA, Concordia Parish, LA, East Carroll Parish, LA, Franklin Parish, LA, Madison Parish, LA, Morehouse Parish, LA, Richland Parish, LA, Tensas Parish, LA, West Carroll Parish, LA, Adams County, MS, Attala County, MS, Bolivar County, MS, Carroll County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Copiah County, MS, Covington County, MS, Forrest County, MS, Franklin County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Sunflower County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 32 km from the middle of the area, began a volume at 20:34 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

Jackson, MS (KJAN), launched 12:00Z, 8.6 hours before the alert went out and 24 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 544 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 804 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -37 m²/s²
0-3 km storm-relative helicity: -15 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jackson, MS wrote its last area forecast discussion before this heat advisory went out at Jun 14, 10:33 AM CDT, 5 hours earlier.

Area forecast discussion, Jun 14, 10:33 AM CDT, 5 hours before

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Hazardous weather outlook, Jun 14, 3:16 PM CDT, 17 minutes before

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In the hours before

Local storm report, Jun 14, 10:10 AM CDT, 5 hours 23 minutes before

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Local storm report, Jun 14, 12:00 PM CDT, 3 hours 33 minutes before

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Special weather statement, Jun 14, 2:17 PM CDT, 1 hour 16 minutes before

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The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 14, 2:17 PM CDT	Special Weather Statement	JAN	Clarke, Lauderdale	58 min
Jun 14, 3:12 PM CDT	Flash Flood Warning	JAN	Lauderdale	3 hr
Jun 14, 8:41 AM CDT	Flash Flood Warning	JAN	Morehouse	49 min
Jun 14, 9:25 AM CDT	Flash Flood Warning	JAN	Morehouse, West Carroll	3 hr

Nearby

Heat Advisories in Mississippi, 2016 Heat Advisories in Louisiana, 2016 Heat Advisories in Arkansas, 2016 Every heat advisory 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.