Alert archive / Wisconsin / Areal Flood Warnings in 2018
Areal Flood Warning 7, NWS Milwaukee, WI
NWS Milwaukee, WI issued this areal flood warning at Aug 17, 2018, 12:22 PM CDT for Dodge County, Jefferson County, Wisconsin. It was in force for 21 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 17, 2018, 12:22 PM CDT (17:22 UTC)
- Expired
- Aug 18, 2018, 8:58 AM CDT
- In force
- 21 hr
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Flood severity
- None
Counties Dodge County, WI, Jefferson County, WI
The radar
The Milwaukee radar (KMKX), 32 km from the middle of the area, began a volume at 17:25 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 5.4 hours before the alert went out and 149 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
- 97 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 1089 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this areal flood warning went out at Aug 16, 6:29 PM CDT, 17 hours 53 minutes earlier.
Area forecast discussion, Aug 16, 6:29 PM CDT, 17 hours 53 minutes before
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</html>Hazardous weather outlook, Aug 16, 3:48 PM CDT, 20 hours 34 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
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Please try again in a few minutes.
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</html>The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 8:35 PM CDT | Areal Flood Advisory | MKX | Green, Rock | 3 hr |
| Aug 16, 10:21 PM CDT | Areal Flood Advisory | MKX | Rock | 3 hr |
| Aug 16, 11:22 PM CDT | Flash Flood Warning | MKX | Rock | 4 hr |
| Aug 17, 6:58 AM CDT | Special Marine Warning | MKX | 32 min | |
| Aug 17, 7:22 AM CDT | Areal Flood Advisory | MKX | Dane, Dodge, Jefferson, Waukesha | 3 hr |
| Aug 17, 7:35 AM CDT | Areal Flood Advisory | MKX | Milwaukee | 55 min |
| Aug 17, 8:15 AM CDT | Areal Flood Warning | MKX | Dane, Dodge, Jefferson | 3 hr |
| Aug 17, 9:20 AM CDT | Flash Flood Warning | MKX | Dane, Dodge, Jefferson | 3 hr |
| Aug 17, 11:08 AM CDT | Areal Flood Advisory | MKX | Milwaukee | 112 min |
Nearby
Areal Flood Warnings in Wisconsin, 2018Every areal flood warning in 2018
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.