Alert archive / Missouri / Flash Flood Watches in 2018
Flash Flood Watch 1, NWS Springfield, MO
NWS Springfield, MO issued this flash flood watch at Aug 15, 2018, 4:23 AM CDT for 11 counties in Missouri. It took effect at Aug 15, 2018, 6:00 AM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Aug 15, 2018, 4:23 AM CDT (09:23 UTC)
- In effect from
- Aug 15, 2018, 6:00 AM CDT
- Expired
- Aug 15, 2018, 2:25 PM CDT
- In force
- 8 hr
- Issued by
- NWS Springfield, MO
- Flood severity
- None
Counties Barry County, MO, Christian County, MO, Dent County, MO, Douglas County, MO, Howell County, MO, Ozark County, MO, Shannon County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Wright County, MO
The radar
The Springfield radar (KSGF), 83 km from the middle of the area, began a volume at 09:23 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
Springfield, MO (KSGF), launched 00:00Z, 9.4 hours before the alert went out and 114 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
- 288 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 715 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 Springfield, MO wrote its last area forecast discussion before this flash flood watch went out at Aug 15, 3:57 AM CDT, 26 minutes earlier.
Area forecast discussion, Aug 15, 3:57 AM CDT, 26 minutes before
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</html>Hazardous weather outlook, Aug 14, 8:35 PM CDT, 7 hours 48 minutes before
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</html>The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 12:18 PM CDT | Areal Flood Advisory | SGF | Lawrence | 3 hr |
Nearby
Flash Flood Watches in Missouri, 2018Every flash flood watch 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.