Alert archive / Nebraska / Heat Advisories in 2021
Heat Advisory 2, NWS North Platte, NE
NWS North Platte, NE issued this heat advisory at Jun 15, 2021, 2:40 PM CDT for 21 counties in Nebraska. It took effect at Jun 16, 2021, 1:00 PM CDT. It was in force for 31 hr.
The area
The counties it named.
The facts
- Issued
- Jun 15, 2021, 2:40 PM CDT (19:40 UTC)
- In effect from
- Jun 16, 2021, 1:00 PM CDT
- Expired
- Jun 17, 2021, 8:00 PM CDT
- In force
- 31 hr
- Issued by
- NWS North Platte, NE
All 21 counties
Blaine County, NE, Boyd County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Frontier County, NE, Garfield County, NE, Hayes County, NE, Holt County, NE, Hooker County, NE, Keith County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Thomas County, NE, Wheeler County, NE
The radar
The North Platte radar (KLNX), 38 km from the middle of the area, began a volume at 19:41 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
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 7.7 hours before the alert went out and 73 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.
- Mixed-layer CAPE
- 1489 J/kg
- Mixed-layer CIN
- -188 J/kg
- Mixed-layer LCL
- 1848 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -4 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
229 WWUS73 KLBF 151940 NPWLBF URGENT - WEATHER MESSAGE National Weather Service North Platte NE 240 PM CDT Tue Jun 15 2021 NEZ005>010-024>029-036>038-057>059-069>071-161000- /O.NEW.KLBF.HT.Y.0002.210616T1800Z-210617T0100Z/ Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Hooker-Thomas- Blaine-Loup-Garfield-Wheeler-McPherson-Logan-Custer-Keith-Perkins- Lincoln-Chase-Hayes-Frontier- Including the cities of Valentine, Springview, Spencer, Butte, Lynch, Ainsworth, Bassett, Rose, Oneill, Atkinson, Mullen, Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, Bartlett, Ericson, Tryon, Ringgold, Stapleton, Broken Bow, Ogallala, Paxton, Grant, North Platte, Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 240 PM CDT Tue Jun 15 2021 /140 PM MDT Tue Jun 15 2021/ ...HEAT ADVISORY IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 8 PM CDT /7 PM MDT/ WEDNESDAY... * WHAT...Heat index values up to 103 expected. * WHERE...Portions of central, north central, southwest and west central Nebraska. * WHEN...From 1 PM CDT /noon MDT/ to 8 PM CDT /7 PM MDT/ Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. 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 lightweight and loose fitting clothing when possible. 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 9 1 1. && $$
6 follow-up statements
891 WWUS73 KLBF 160842 NPWLBF URGENT - WEATHER MESSAGE National Weather Service North Platte NE 342 AM CDT Wed Jun 16 2021 NEZ005>010-024>029-036>038-057>059-069>071-170100- /O.CON.KLBF.HT.Y.0002.210616T1800Z-210617T0100Z/ Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Hooker-Thomas- Blaine-Loup-Garfield-Wheeler-McPherson-Logan-Custer-Keith-Perkins- Lincoln-Chase-Hayes-Frontier- Including the cities of Valentine, Springview, Spencer, Butte, Lynch, Ainsworth, Bassett, Rose, Oneill, Atkinson, Mullen, Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, Bartlett, Ericson, Tryon, Ringgold, Stapleton, Broken Bow, Ogallala, Paxton, Grant, North Platte, Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 342 AM CDT Wed Jun 16 2021 /242 AM MDT Wed Jun 16 2021/ ...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING... * WHAT...Heat index values up to 104 expected. * WHERE...Portions of central, north central, southwest and west central Nebraska. * WHEN...From 1 PM CDT /noon MDT/ to 8 PM CDT /7 PM MDT/ Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. 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 lightweight and loose fitting clothing when possible. 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 9 1 1. && $$
014 WWUS73 KLBF 161952 AAA NPWLBF URGENT - WEATHER MESSAGE...UPDATED National Weather Service North Platte NE 252 PM CDT Wed Jun 16 2021 NEZ069>071-171000- /O.EXT.KLBF.HT.Y.0002.000000T0000Z-210618T0100Z/ Chase-Hayes-Frontier- Including the cities of Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 252 PM CDT Wed Jun 16 2021 /152 PM MDT Wed Jun 16 2021/ ...HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THURSDAY... * WHAT...Heat index values up to 102. * WHERE...Chase, Hayes and Frontier Counties. * WHEN...Until 8 PM CDT /7 PM MDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. 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 lightweight and loose fitting clothing when possible. 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 9 1 1. && $$ NEZ005>010-024>029-036>038-057>059-170100- /O.CON.KLBF.HT.Y.0002.000000T0000Z-210617T0100Z/ Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Hooker-Thomas- Blaine-Loup-Garfield-Wheeler-McPherson-Logan-Custer-Keith-Perkins- Lincoln- Including the cities of Valentine, Springview, Spencer, Butte, Lynch, Ainsworth, Bassett, Rose, Oneill, Atkinson, Mullen, Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, Bartlett, Ericson, Tryon, Ringgold, Stapleton, Broken Bow, Ogallala, Paxton, Grant, and North Platte 252 PM CDT Wed Jun 16 2021 /152 PM MDT Wed Jun 16 2021/ ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING... * WHAT...Heat index values up to 104. * WHERE...Portions of central, north central, southwest and west central Nebraska. * WHEN...Until 8 PM CDT /7 PM MDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
353 WWUS73 KLBF 170058 NPWLBF URGENT - WEATHER MESSAGE National Weather Service North Platte NE 758 PM CDT Wed Jun 16 2021 NEZ005>010-024>029-036>038-057>059-170200- /O.EXP.KLBF.HT.Y.0002.000000T0000Z-210617T0100Z/ Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Hooker-Thomas- Blaine-Loup-Garfield-Wheeler-McPherson-Logan-Custer-Keith-Perkins- Lincoln- Including the cities of Valentine, Springview, Spencer, Butte, Lynch, Ainsworth, Bassett, Rose, Oneill, Atkinson, Mullen, Thedford, Halsey, Dunning, Purdum, Brewster, Taylor, Burwell, Bartlett, Ericson, Tryon, Ringgold, Stapleton, Broken Bow, Ogallala, Paxton, Grant, and North Platte 758 PM CDT Wed Jun 16 2021 /658 PM MDT Wed Jun 16 2021/ ...HEAT ADVISORY WILL EXPIRE AT 8 PM CDT /7 PM MDT/ THIS EVENING... Heat index values will continue to fall this evening. Therefore the heat advisory will be allowed to expire. $$ NEZ069>071-170900- /O.CON.KLBF.HT.Y.0002.000000T0000Z-210618T0100Z/ Chase-Hayes-Frontier- Including the cities of Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 758 PM CDT Wed Jun 16 2021 /658 PM MDT Wed Jun 16 2021/ ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THURSDAY... * WHAT...Heat index values up to 102 on Thursday. * WHERE...Chase, Hayes and Frontier Counties. * WHEN...Until 8 PM CDT /7 PM MDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ Roberg
351 WWUS73 KLBF 170823 NPWLBF URGENT - WEATHER MESSAGE National Weather Service North Platte NE 323 AM CDT Thu Jun 17 2021 NEZ038-180100- /O.EXA.KLBF.HT.Y.0002.000000T0000Z-210618T0100Z/ Custer- Including the city of Broken Bow 323 AM CDT Thu Jun 17 2021 ...HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Heat index values up to around 102. * WHERE...Custer County, especially southeast near Mason City. * WHEN...Until 8 PM CDT /7 PM MDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. 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 lightweight and loose fitting clothing when possible. 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 9 1 1. && $$ NEZ069>071-180100- /O.CON.KLBF.HT.Y.0002.000000T0000Z-210618T0100Z/ Chase-Hayes-Frontier- Including the cities of Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 323 AM CDT Thu Jun 17 2021 /223 AM MDT Thu Jun 17 2021/ ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING... * WHAT...Heat index values up to 102 on Thursday. * WHERE...Chase, Hayes and Frontier Counties. * WHEN...Until 8 PM CDT /7 PM MDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MBS
723 WWUS73 KLBF 172029 NPWLBF URGENT - WEATHER MESSAGE National Weather Service North Platte NE 329 PM CDT Thu Jun 17 2021 NEZ038-069>071-180100- /O.CON.KLBF.HT.Y.0002.000000T0000Z-210618T0100Z/ Custer-Chase-Hayes-Frontier- Including the cities of Broken Bow, Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 329 PM CDT Thu Jun 17 2021 /229 PM MDT Thu Jun 17 2021/ ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS EVENING... * WHAT...Heat index values up to around 102. * WHERE...Portions of southwest into central Nebraska. * WHEN...Until 8 PM CDT /7 PM MDT/ Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. 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 lightweight and loose fitting clothing when possible. 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 9 1 1. && $$
846 WWUS73 KLBF 180129 NPWLBF URGENT - WEATHER MESSAGE National Weather Service North Platte NE 829 PM CDT Thu Jun 17 2021 NEZ038-069>071-180230- /O.EXP.KLBF.HT.Y.0002.000000T0000Z-210618T0100Z/ Custer-Chase-Hayes-Frontier- Including the cities of Broken Bow, Champion, Enders, Imperial, Wauneta, Hayes Center, Curtis, Eustis, and Maywood 829 PM CDT Thu Jun 17 2021 /729 PM MDT Thu Jun 17 2021/ ...HEAT ADVISORY HAS EXPIRED... The heat advisory has expired. Heat index values have fallen this evening. $$ Roberg
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 4:32 AM CDT | Special Weather Statement | LBF | Sheridan | 43 min |
| Jun 15, 4:57 AM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 48 min |
| Jun 15, 5:48 AM CDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 57 min |
| Jun 15, 6:09 AM CDT | Severe Thunderstorm Warning | LBF | Sheridan | 66 min |
| Jun 15, 7:08 AM CDT | Special Weather Statement | LBF | Sheridan | 52 min |
| Jun 15, 8:26 AM CDT | Special Weather Statement | LBF | Arthur | 49 min |
| Jun 15, 8:49 AM CDT | Severe Thunderstorm Warning | LBF | Arthur, Keith, McPherson | 41 min |
| Jun 15, 8:57 AM CDT | Special Weather Statement | LBF | Sheridan | 48 min |
| Jun 15, 9:35 AM CDT | Special Weather Statement | LBF | Lincoln | 40 min |
Nearby
Heat Advisories in Nebraska, 2021Every heat advisory in 2021
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.