Alert archive / Missouri / Flash Flood Watches in 2008
Flash Flood Watch 12, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood watch at Jun 23, 2008, 11:39 AM CDT for Lincoln County, Missouri. It was in force for 4 days.
The area
The counties it named.
The facts
- Issued
- Jun 23, 2008, 11:39 AM CDT (16:39 UTC)
- Expired
- Jun 27, 2008, 12:00 PM CDT
- In force
- 4 days
- Issued by
- NWS St. Louis, MO
- Flood severity
- None
County Lincoln County, MO
The radar
The St Louis radar (KLSX), 47 km from the middle of the area, began a volume at 16:41 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
Springfield, MO (KSGF), launched 12:00Z, 4.7 hours before the alert went out and 346 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
- 1359 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 589 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.3
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 St. Louis, MO wrote its last area forecast discussion before this flash flood watch went out at Jun 23, 6:37 AM CDT, 5 hours 2 minutes earlier.
Area forecast discussion, Jun 23, 6:37 AM CDT, 5 hours 2 minutes before
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</html>Hazardous weather outlook, Jun 23, 6:00 AM CDT, 5 hours 39 minutes before
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</html>The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 8:30 PM CDT | Severe Thunderstorm Warning | LSX | Saint Charles | 30 min |
| Jun 22, 8:38 PM CDT | Severe Thunderstorm Warning | LSX | Saint Louis | 28 min |
Nearby
Flash Flood Watches in Missouri, 2008Every flash flood watch in 2008
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.