Alert archive / Missouri / Flash Flood Warnings in 2010

Flash Flood Warning 25, NWS Springfield, MO

May 12, 2010Benton County, Miller County, Morgan County, Missouri

NWS Springfield, MO issued this flash flood warning at May 12, 2010, 5:51 AM CDT for Benton County, Miller County, Morgan County, Missouri. It was in force for 6 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: May 12, 2010, 5:51 AM CDT (10:51 UTC)
Expired: May 12, 2010, 11:23 AM CDT
In force: 6 hr
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Flood severity: None

Counties Benton County, MO, Miller County, MO, Morgan County, MO

The radar

The Springfield radar (KSGF), 128 km from the middle of the area, began a volume at 10:54 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, 10.9 hours before the alert went out and 177 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2432 J/kg
Mixed-layer CIN: -14 J/kg
Mixed-layer LCL: 1003 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 147 m²/s²
Significant tornado parameter: 1.5
Supercell composite: 10.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning 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 warning went out at May 12, 3:17 AM CDT, 2 hours 34 minutes earlier.

Area forecast discussion, May 12, 3:17 AM CDT, 2 hours 34 minutes before

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Hazardous weather outlook, May 12, 5:48 AM CDT, 3 minutes before

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In the hours before

Local storm report, May 12, 2:54 AM CDT, 2 hours 57 minutes before

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Special weather statement, May 12, 3:31 AM CDT, 2 hours 20 minutes before

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Local storm report, May 12, 3:43 AM CDT, 2 hours 8 minutes before

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Local storm report, May 12, 4:32 AM CDT, 1 hour 19 minutes before

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Local storm report, May 12, 5:03 AM CDT, 48 minutes before

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Local storm report, May 12, 5:04 AM CDT, 47 minutes before

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The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 11, 10:44 PM CDT	Severe Thunderstorm Warning	SGF	Benton, Camden, Dallas, Hickory, Polk	61 min
May 11, 11:16 PM CDT	Flash Flood Warning	SGF	Barton, Vernon	6 hr
May 11, 11:49 PM CDT	Flash Flood Warning	SGF	Cedar, Dallas, Hickory, Polk, St. Clair	6 hr
May 12, 12:28 AM CDT	Flash Flood Warning	SGF	Camden, Miller, Morgan	6 hr
May 12, 12:40 AM CDT	Flash Flood Warning	SGF	Cedar, St. Clair	6 hr
May 12, 12:58 AM CDT	Severe Thunderstorm Warning	SGF	Camden, Maries, Miller, Morgan, Pulaski	62 min
May 12, 12:59 AM CDT	Flash Flood Warning	SGF	Benton	5 hr
May 12, 1:13 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, St. Clair, Vernon	51 min
May 12, 1:39 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Hickory, Polk, St. Clair	66 min
May 12, 2:06 AM CDT	River Flood Warning	SGF	Vernon	6 days
May 12, 2:06 AM CDT	River Flood Warning	SGF	Vernon	6 days
May 12, 2:11 AM CDT	Severe Thunderstorm Warning	SGF	Benton, Camden, Dallas, Hickory, Laclede	64 min
May 12, 2:21 AM CDT	Flash Flood Warning	SGF	Camden, Maries, Miller, Phelps, Pulaski	4 hr
May 12, 3:04 AM CDT	Severe Thunderstorm Warning	SGF	Camden, Laclede, Pulaski	48 min
May 12, 3:36 AM CDT	Severe Thunderstorm Warning	SGF	Dent, Phelps	54 min
May 12, 3:54 AM CDT	Flash Flood Watch	SGF	Barton, Benton, Camden, Cedar, Dade, Dallas and 14 more	39 hr
May 12, 4:46 AM CDT	Areal Flood Warning	SGF	Barton, Vernon	11 hr
May 12, 5:38 AM CDT	Areal Flood Warning	SGF	Camden, Cedar, Dallas, Hickory, Laclede, Maries and 4 more	10 hr
May 12, 6:31 AM CDT	River Flood Warning	SGF	Cedar	14 hr
May 12, 9:11 AM CDT	River Flood Warning	SGF	Vernon	12 days
May 12, 11:20 AM CDT	Areal Flood Warning	SGF	Benton, Miller, Morgan	4 hr
May 12, 3:57 PM CDT	River Flood Warning	SGF	Bourbon	25 hr

Nearby

Flash Flood Warnings in Missouri, 2010 Every flash flood warning 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.