Alert archive / Minnesota / Areal Flood Warnings in 2020

Areal Flood Warning 2, NWS Grand Forks, ND

June 9, 2020Kittson County, Minnesota

NWS Grand Forks, ND issued this areal flood warning at Jun 9, 2020, 12:57 PM CDT for Kittson County, Minnesota. It was in force for 21 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 9, 2020, 12:57 PM CDT (17:57 UTC)
Expired: Jun 10, 2020, 10:00 AM CDT
In force: 21 hr
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Flood severity: None

County Kittson County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 145 km from the middle of the area, began a volume at 18:01 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

Aberdeen, SD (KABR), launched 12:00Z, 6.0 hours before the alert went out and 448 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 931 m above ground
0-6 km bulk shear: 73 kt
0-1 km storm-relative helicity: 170 m²/s²
0-3 km storm-relative helicity: 133 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 Grand Forks, ND wrote its last area forecast discussion before this areal flood warning went out at Jun 9, 12:47 PM CDT, 10 minutes earlier.

Area forecast discussion, Jun 9, 12:47 PM CDT, 10 minutes before

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Hazardous weather outlook, Jun 9, 5:42 AM CDT, 7 hours 15 minutes before

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In the hours before

Local storm report, Jun 9, 10:04 AM CDT, 2 hours 53 minutes before

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Local storm report, Jun 9, 10:22 AM CDT, 2 hours 35 minutes before

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Local storm report, Jun 9, 11:21 AM CDT, 1 hour 36 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
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      </p>
      <p id="message2">
        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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Local storm report, Jun 9, 12:04 PM CDT, 53 minutes before

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        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Local storm report, Jun 9, 12:42 PM CDT, 15 minutes before

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<body>
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
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Local storm report, Jun 9, 12:45 PM CDT, 12 minutes before

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  <main class="wrap">
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      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        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 Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 8, 7:29 PM CDT	Tornado Warning Tornado observed	FGF	Marshall, Roseau	31 min
Jun 8, 8:12 PM CDT	Special Weather Statement	FGF	Lake of the Woods	48 min
Jun 8, 8:17 PM CDT	Severe Thunderstorm Warning	FGF	Lake of the Woods, Roseau	43 min
Jun 8, 8:20 PM CDT	Tornado Warning	FGF	Marshall, Pennington, Red Lake	25 min
Jun 8, 8:38 PM CDT	Severe Thunderstorm Warning	FGF	Lake of the Woods	52 min
Jun 8, 9:17 PM CDT	Severe Thunderstorm Warning	FGF	Marshall, Roseau	43 min
Jun 8, 9:27 PM CDT	Severe Thunderstorm Warning	FGF	Lake of the Woods	18 min
Jun 8, 9:52 PM CDT	Severe Thunderstorm Warning	FGF	Lake of the Woods, Roseau	23 min
Jun 8, 10:58 PM CDT	Severe Thunderstorm Warning	FGF	Lake of the Woods	33 min
Jun 8, 11:06 PM CDT	Special Weather Statement	FGF	Wadena	24 min
Jun 8, 11:41 PM CDT	Special Weather Statement	FGF	Wadena	19 min
Jun 9, 12:10 AM CDT	Special Weather Statement	FGF	Otter Tail	35 min
Jun 9, 12:18 AM CDT	Severe Thunderstorm Warning	FGF	Otter Tail	42 min
Jun 9, 12:43 AM CDT	Special Weather Statement	FGF	Hubbard	62 min
Jun 9, 1:09 AM CDT	Special Weather Statement	FGF	Wilkin	66 min
Jun 9, 1:18 AM CDT	Special Weather Statement	FGF	Wadena	57 min
Jun 9, 1:21 AM CDT	Severe Thunderstorm Warning	FGF	Hubbard, Wadena	39 min
Jun 9, 1:31 AM CDT	Severe Thunderstorm Warning	FGF	Hubbard, Wadena	27 min
Jun 9, 1:52 AM CDT	Special Weather Statement	FGF	Becker	53 min
Jun 9, 2:05 AM CDT	Severe Thunderstorm Warning	FGF	Grant, Otter Tail, Wilkin	55 min
Jun 9, 2:16 AM CDT	Special Weather Statement	FGF	Grant, Otter Tail, Wilkin	59 min
Jun 9, 2:27 AM CDT	Severe Thunderstorm Warning	FGF	Grant, Otter Tail, Wilkin	48 min
Jun 9, 3:03 AM CDT	Severe Thunderstorm Warning	FGF	Becker, Otter Tail, Wadena	26 min
Jun 9, 3:27 AM CDT	Special Weather Statement	FGF	Becker, Hubbard, Wadena	48 min
Jun 9, 4:49 AM CDT	Special Weather Statement	FGF	Beltrami	56 min
Jun 9, 1:40 AM CDT	Special Weather Statement	FGF	Richland	35 min

Nearby

Areal Flood Warnings in Minnesota, 2020 Every areal flood warning 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.