Alert archive / Missouri / Flood Watches in 2020

Flood Watch 2, NWS Springfield, MO

February 11, 2020Howell County, Oregon County, Shannon County, Missouri

NWS Springfield, MO issued this flood watch at Feb 11, 2020, 6:04 PM CST for Howell County, Oregon County, Shannon County, Missouri. It took effect at Feb 12, 2020, 6:00 AM CST. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Feb 11, 2020, 6:04 PM CST (00:04 UTC)
In effect from
Feb 12, 2020, 6:00 AM CST
Expired
Feb 13, 2020, 12:00 AM CST
In force
18 hr
Issued by
NWS Springfield, MO
Flood severity
None

Counties Howell County, MO, Oregon County, MO, Shannon County, MO

The radar

The Springfield radar (KSGF), 168 km from the middle of the area, began a volume at 00:05 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

Topeka, KS (KTOP), launched 00:00Z, 0.1 hours before the alert went out and 429 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-pSkew-T log-p diagram, Topeka, KS at 00:00Z on 2020-02-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2020-02-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.1939587897117136156175Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1928 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
74 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 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 flood watch went out at Feb 11, 5:46 PM CST, 18 minutes earlier.

Area forecast discussion, Feb 11, 5:46 PM CST, 18 minutes before
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Hazardous weather outlook, Feb 11, 3:07 PM CST, 2 hours 57 minutes before
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In the hours before

Local storm report, Feb 11, 1:40 PM CST, 4 hours 24 minutes before
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Local storm report, Feb 11, 2:21 PM CST, 3 hours 43 minutes before
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  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 2:33 PM CSTAreal Flood AdvisorySGFDouglas, Howell, Oregon, Ozark, Texas, Wright18 hr
Feb 12, 4:17 PM CSTAreal Flood AdvisorySGFDouglas, Taney, Wright17 hr

Nearby

Flood Watches in Missouri, 2020Every flood watch in 2020

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.