Alert archive / Nebraska / Heat Advisories in 2021
Heat Advisory 10, NWS Hastings, NE
NWS Hastings, NE issued this heat advisory at Aug 25, 2021, 3:18 PM CDT for 5 counties in Nebraska; Jewell County, Mitchell County, Osborne County, Kansas. It took effect at Aug 26, 2021, 12:00 PM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Aug 25, 2021, 3:18 PM CDT (20:18 UTC)
- In effect from
- Aug 26, 2021, 12:00 PM CDT
- Expired
- Aug 26, 2021, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Hastings, NE
Counties Jewell County, KS, Mitchell County, KS, Osborne County, KS, Fillmore County, NE, Nuckolls County, NE, Polk County, NE, Thayer County, NE, York County, NE
The radar
The Grand Island radar (KUEX), 44 km from the middle of the area, began a volume at 20:17 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
Omaha, NE (KOAX), launched 12:00Z, 8.3 hours before the alert went out and 184 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
- 51 J/kg
- Mixed-layer CIN
- -542 J/kg
- Mixed-layer LCL
- 1604 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Hastings, NE wrote its last area forecast discussion before this heat advisory went out at Aug 25, 1:05 PM CDT, 2 hours 13 minutes earlier.
Area forecast discussion, Aug 25, 1:05 PM CDT, 2 hours 13 minutes before
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</html>Hazardous weather outlook, Aug 25, 3:31 AM CDT, 11 hours 47 minutes before
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</html>The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 24, 10:34 PM CDT | Severe Thunderstorm Warning | GID | Merrick, Nance, Polk | 26 min |
| Aug 24, 10:48 PM CDT | Severe Thunderstorm Warning | GID | Hamilton, Merrick, Polk | 42 min |
| Aug 24, 11:27 PM CDT | Special Weather Statement | GID | Polk | 48 min |
| Aug 25, 2:11 AM CDT | Heat Advisory | GID | Fillmore, Nuckolls, Thayer | 18 hr |
Nearby
Heat Advisories in Nebraska, 2021Heat Advisories in Kansas, 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.