Alert archive / Nebraska / Wind Advisories in 2010
Wind Advisory 4, NWS Omaha, NE
NWS Omaha, NE issued this wind advisory at Apr 1, 2010, 4:07 AM CDT for 14 counties in Nebraska; Fremont County, Mills County, Iowa. It took effect at Apr 1, 2010, 3:00 PM CDT. It was in force for 34 min.
The area
The counties it named.
The facts
- Issued
- Apr 1, 2010, 4:07 AM CDT (09:07 UTC)
- In effect from
- Apr 1, 2010, 3:00 PM CDT
- Expired
- Apr 1, 2010, 3:34 PM CDT
- In force
- 34 min
- Issued by
- NWS Omaha, NE
Counties Fremont County, IA, Mills County, IA, Cass County, NE, Douglas County, NE, Gage County, NE, Jefferson County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE
The radar
The Omaha radar (KOAX), 73 km from the middle of the area, began a volume at 09:09 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 00:00Z, 9.1 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2825 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 245 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Omaha, NE wrote its last area forecast discussion before this wind advisory went out at Apr 1, 3:48 AM CDT, 19 minutes earlier.
Area forecast discussion, Apr 1, 3:48 AM CDT, 19 minutes before
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Wind Advisories in Nebraska, 2010Wind Advisories in Iowa, 2010Every wind 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.