Alert archive / Missouri / Areal Flood Warnings in 2015

Areal Flood Warning 28, NWS St. Louis, MO

June 26, 2015Lewis County, Marion County, Missouri; Adams County, Illinois

NWS St. Louis, MO issued this areal flood warning at Jun 26, 2015, 3:55 PM CDT for Lewis County, Marion County, Missouri; Adams County, Illinois. 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: Jun 26, 2015, 3:55 PM CDT (20:55 UTC)
Expired: Jun 26, 2015, 10:00 PM CDT
In force: 6 hr
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Flood severity: None

Counties Adams County, IL, Lewis County, MO, Marion County, MO

The radar

The St Louis radar (KLSX), 158 km from the middle of the area, began a volume at 20:55 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

Davenport, (KDVN), launched 12:00Z, 8.9 hours before the alert went out and 203 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: 29 J/kg
Mixed-layer CIN: -203 J/kg
Mixed-layer LCL: 909 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: -41 m²/s²
0-3 km storm-relative helicity: -3 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 St. Louis, MO wrote its last area forecast discussion before this areal flood warning went out at Jun 26, 3:17 PM CDT, 38 minutes earlier.

Area forecast discussion, Jun 26, 3:17 PM CDT, 38 minutes before

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Hazardous weather outlook, Jun 26, 3:35 PM CDT, 20 minutes before

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In the hours before

Local storm report, Jun 26, 10:07 AM CDT, 5 hours 48 minutes before

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Local storm report, Jun 26, 10:18 AM CDT, 5 hours 37 minutes before

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Local storm report, Jun 26, 11:36 AM CDT, 4 hours 19 minutes before

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Local storm report, Jun 26, 12:39 PM CDT, 3 hours 16 minutes before

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Local storm report, Jun 26, 1:04 PM CDT, 2 hours 51 minutes before

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Local storm report, Jun 26, 1:57 PM CDT, 1 hour 58 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 7:05 PM CDT	Severe Thunderstorm Warning	LSX	City of Saint Louis	55 min
Jun 25, 7:09 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Shelby	51 min
Jun 25, 7:31 PM CDT	Flash Flood Warning	LSX	Audrain, Boone, Callaway, Lincoln, Montgomery, Pike and 1 more	12 hr
Jun 25, 7:34 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Saint Charles	29 min
Jun 25, 7:38 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Monroe, Ralls	52 min
Jun 25, 7:45 PM CDT	Tornado Warning	LSX	Audrain, Monroe, Ralls	30 min
Jun 25, 8:02 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Pike	28 min
Jun 25, 8:20 PM CDT	Areal Flood Warning	LSX	Knox, Shelby	12 hr
Jun 25, 8:20 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Montgomery, Pike, Warren	40 min
Jun 25, 8:36 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Saint Charles, Warren	39 min
Jun 25, 8:45 PM CDT	River Flood Warning	LSX	Boone, Callaway, Cole, Moniteau	8 days
Jun 25, 9:03 PM CDT	Severe Thunderstorm Warning	LSX	Franklin, Jefferson, Lincoln, Saint Charles, Saint Louis, Warren	42 min
Jun 26, 12:56 AM CDT	Flash Flood Warning	LSX	Moniteau	8 hr
Jun 26, 2:05 AM CDT	Flash Flood Warning	LSX	Cole	8 hr
Jun 26, 3:30 AM CDT	River Flood Warning	LSX	Cole	66 hr
Jun 26, 3:40 AM CDT	Flash Flood Warning	LSX	Osage	7 hr
Jun 26, 5:55 AM CDT	River Flood Warning	LSX	Osage	50 hr
Jun 26, 6:48 AM CDT	Areal Flood Advisory	LSX	Saint Louis, City of Saint Louis	6 hr
Jun 26, 7:30 AM CDT	Areal Flood Warning	LSX	Audrain, Boone, Lincoln, Montgomery, Pike, Saint Charles and 1 more	12 hr
Jun 26, 7:43 AM CDT	Areal Flood Warning	LSX	Knox, Shelby	12 hr
Jun 26, 8:34 AM CDT	Flash Flood Warning	LSX	Knox	6 hr
Jun 26, 8:53 AM CDT	Areal Flood Warning	LSX	Moniteau	11 hr
Jun 26, 9:58 AM CDT	Areal Flood Warning	LSX	Cole	10 hr
Jun 26, 10:05 AM CDT	Flash Flood Warning	LSX	Lewis, Marion	6 hr
Jun 26, 5:28 PM CDT	Areal Flood Warning	LSX	Knox, Lewis, Marion, Shelby	24 hr
Jun 25, 7:27 PM CDT	Severe Thunderstorm Warning	LSX	Macoupin, Montgomery	48 min
Jun 25, 7:41 PM CDT	Severe Thunderstorm Warning	LSX	Saint Clair	19 min
Jun 25, 9:57 PM CDT	Flash Flood Warning	LSX	Pike	10 hr
Jun 25, 10:03 PM CDT	Flash Flood Warning	LSX	Marion	10 hr
Jun 26, 7:54 AM CDT	Areal Flood Warning	LSX	Marion	36 hr
Jun 26, 11:34 AM CDT	Flash Flood Warning	LSX	Adams, Brown	6 hr

Nearby

Areal Flood Warnings in Missouri, 2015 Areal Flood Warnings in Illinois, 2015 Every areal flood warning in 2015

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.