Alert archive / Iowa / Flash Flood Watches in 2010
Flash Flood Watch 13, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood watch at Jun 26, 2010, 9:20 PM CDT for 7 counties in Iowa. It took effect at Jun 26, 2010, 10:00 PM CDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Jun 26, 2010, 9:20 PM CDT (02:20 UTC)
- In effect from
- Jun 26, 2010, 10:00 PM CDT
- Expired
- Jun 27, 2010, 3:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS Quad Cities, IA
- Flood severity
- None
Counties Benton County, IA, Buchanan County, IA, Delaware County, IA, Dubuque County, IA, Jackson County, IA, Jones County, IA, Linn County, IA
The radar
The Quad Cities radar (KDVN), 97 km from the middle of the area, began a volume at 02:23 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
Lincoln, IL (KILX), launched 00:00Z, 2.3 hours before the alert went out and 329 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
- 2943 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1197 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Quad Cities, IA wrote its last area forecast discussion before this flash flood watch went out at Jun 26, 2:50 PM CDT, 6 hours 30 minutes earlier.
Area forecast discussion, Jun 26, 2:50 PM CDT, 6 hours 30 minutes before
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</html>The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 10:41 PM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Dubuque, Iowa, Johnson and 2 more | 49 min |
| Jun 27, 12:32 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Linn | 118 min |
| Jun 27, 4:02 AM CDT | Special Weather Statement | DVN | Benton, Buchanan | 88 min |
| Jun 27, 4:34 AM CDT | Special Weather Statement | DVN | Buchanan | 56 min |
| Jun 27, 4:56 AM CDT | Special Weather Statement | DVN | Benton, Iowa, Johnson, Keokuk, Linn | 64 min |
| Jun 27, 6:23 AM CDT | Special Weather Statement | DVN | Cedar, Clinton, Des Moines, Henry, Jackson, Lee and 4 more | 67 min |
Nearby
Flash Flood Watches in Iowa, 2010Every flash flood watch 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.