Alert archive / Nebraska / Flash Flood Warnings in 2010

Flash Flood Warning 12, NWS Goodland, KS

June 1, 2010Dundy County, Hitchcock County, Nebraska

NWS Goodland, KS issued this flash flood warning at Jun 1, 2010, 10:09 PM MDT for Dundy County, Hitchcock County, Nebraska. It was in force for 3 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 1, 2010, 10:09 PM MDT (04:09 UTC)
Expired
Jun 2, 2010, 12:46 AM MDT
In force
3 hr
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Flood severity
None

Counties Dundy County, NE, Hitchcock County, NE

The radar

The Goodland radar (KGLD), 94 km from the middle of the area, began a volume at 04:12 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 4.2 hours before the alert went out and 124 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, N. Platte/Lee Bi, NE at 00:00Z on 2010-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 44 joules per kilogram.LCLLFCEL10008507005003002001001 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, N. Platte/Lee Bi, NE at 00:00Z on 2010-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 210 square meters per square second.193958Sfc1 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
44 J/kg
Mixed-layer CIN
-328 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
210 m²/s²
0-3 km storm-relative helicity
283 m²/s²
Significant tornado parameter
0.0
Supercell composite
7.1

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 Goodland, KS wrote its last area forecast discussion before this flash flood warning went out at Jun 1, 5:23 PM MDT, 4 hours 46 minutes earlier.

Area forecast discussion, Jun 1, 5:23 PM MDT, 4 hours 46 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
523 PM MDT TUE JUN 1 2010

.DISCUSSION...
123 PM MDT TUE JUN 1 2010

WESTERLY MID/UPPER FLOW CONTINUES ACROSS MUCH OF THE CONUS IN A FAST
ZONAL FLOW REGIME.

MAINTAINED MID POPS WEIGHTED ACROSS THE NORTH THROUGH 06-09Z BEFORE
SHIFTING POP AXIS EAST OF THE AREA. ALTHOUGH THE MOST VIGOROUS DEEP
MOIST CONVECTION IS ANTICIPATED EAST-NORTHEAST OF THE FORECAST AREA
ALONG NOSE OF LLJ, STRONG FRONTAL-SCALE FORCING/ELEVATED CAPE AOA
2000 J/KG COMBINED WITH MINIMAL CINH SHOULD RESULT IN SCT SEVERE
TSRA WEIGHTED ACROSS THE NORTHERN ZONES THIS EVENING.

STABLE POST-FRONTAL CONDITIONS ARE ANTICIPATED ON WED AND PULLED
POPS DURING THE MORNING HOURS. DIFFICULT TO RULE OUT AN ISOLATED
LATE AFTERNOON/EVENING STORM AS CINH WEAKENS ACROSS THE
WEST/SOUTHWEST ZONES AND MAINTAINED LOW POPS ACROSS THE AREA.

SHORTWAVE RIDGING RETURNS TO THE CENTRAL ROCKIES ON THU-FRI WITH
SOUTHERLY FLOW/RISING HEIGHTS/INCREASING THICKNESS LEADING TO RISING
TEMPERATURES. THE PREVIOUS FORECAST CAPTURED THE ANTICIPATED
SCENARIO WELL WITH ONLY MINOR ADJUSTMENTS PLANNED.

DAYS 4 THROUGH 7...A PROGRESSIVE ZONAL FLOW REGIME IS STILL PROGGED
ACROSS THE CENTRAL HIGH PLAINS BY THE MEDIUM RANGE MODELS. A LOW
AMPLITUDE RIDGE IS ANTICIPATED ACROSS MUCH OF THE SOUTHERN
PLAINS/SOUTHERN ROCKIES AND PORTIONS OF THE SOUTHWEST WHILE MODEST
MID/UPPER WEST/NORTHEAST FLOW PREVAILS ACROSS THE GREAT PLAINS. THIS
MAY LEAD TO A SERIES OF FROPAS ACROSS THE TRI-STATE AREA WITH LOW
PROBABILITIES FOR DEEP MOIST CONVECTION.
&&

.AVIATION...
520 PM MDT TUE JUN 1 2010

VFR CONDITIONS EXPECTED THROUGH ROUGHLY 07Z WITH MVFR/IFR CIGS/VIS
AT BOTH KGLD AND KMCK TIL 15Z OR SO AS POST FRONTAL AIRMASS MOVES
IN. MET GUIDANCE HAS BEEN DOING WELL THE PAST FEW DAYS SO TRENDED
IN ITS DIRECTION. FOR NOW KEPT CIGS SCT BETWEEN 100-700 FT AND
WILL AWAIT 00Z GUIDANCE BEFORE PUSHING THEM INTO MVFR/IFR
CATEGORY. AFTER 16Z OR SO SHOULD HAVE VFR CONDITIONS AT BOTH
SITES.

OUTFLOW BOUNDARY CURRENTLY TO THE NORTHEAST OF KMCK EXPECTED TO
ARRIVE AROUND OR SHORTLY AFTER 01Z PRODUCING A BRIEF PERIOD OF
GUSTY NORTHEAST WINDS TO 30KTS OR SO. OTHERWISE...AREAL COVERAGE
OF SHRA/TSRA TOO LOW TO PUT AS A PREVAILING GROUP FOR NOW...WILL
MAINTAIN CB FOR THE EVENING HOURS.

07

&&

.GLD WATCHES/WARNINGS/ADVISORIES...
KS...NONE.
NE...NONE.
CO...NONE.
&&
Hazardous weather outlook, Jun 1, 11:01 AM MDT, 11 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1101 AM MDT TUE JUN 1 2010

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-021645-
YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON-
SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA-
DUNDY-HITCHCOCK-RED WILLOW-
1101 AM MDT TUE JUN 1 2010 /1201 PM CDT TUE JUN 1 2010/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHWEST
NEBRASKA...NORTHWEST KANSAS AND EAST CENTRAL COLORADO.

.DAY ONE...THIS AFTERNOON AND TONIGHT

STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND
EVENING...PRIMARILY ALONG AND NORTH OF INTERSTATE 70. LARGE HAIL
AND DAMAGING WINDS ARE THE PRIMARY THREATS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THUNDERSTORMS WILL BE POSSIBLE BOTH WEDNESDAY AND THURSDAY
AFTERNOON. WHILE THE THREAT FOR WIDESPREAD SEVERE WEATHER IS
LOW...ISOLATED STORMS WILL BE CAPABLE OF PRODUCING LARGE HAIL AND
DAMAGING WINDS.

ADDITIONAL SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE SUNDAY
THROUGH TUESDAY BUT THE THREAT FOR WIDESPREAD HAZARDOUS WEATHER
APPEARS TO BE LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED LATE THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, Jun 1, 8:07 PM MDT, 2 hours 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
807 PM MDT TUE JUN 1 2010

KSZ003-020215-
DECATUR-
907 PM CDT TUE JUN 1 2010

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR DECATUR COUNTY IN NORTHWEST KANSAS...

AT 903 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR OBERLIN...AND MOVING EAST AT 25 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

JRM
Special weather statement, Jun 1, 8:20 PM MDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
820 PM MDT TUE JUN 1 2010

KSZ003-020245-
DECATUR-
920 PM CDT TUE JUN 1 2010

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR DECATUR COUNTY IN NORTHWEST KANSAS...

AT 917 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR KANONA...AND MOVING EAST AT 25 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

JRM
Special weather statement, Jun 1, 8:40 PM MDT, 1 hour 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
840 PM MDT TUE JUN 1 2010

NEZ081-020300-
RED WILLOW-
940 PM CDT TUE JUN 1 2010

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR RED WILLOW COUNTY IN SOUTHWEST NEBRASKA...

AT 939 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 7 MILES NORTH OF MCCOOK...AND MOVING NORTHEAST AT
30 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

JRM
Special weather statement, Jun 1, 8:43 PM MDT, 1 hour 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
843 PM MDT TUE JUN 1 2010

NEZ080-020300-
HITCHCOCK-
943 PM CDT TUE JUN 1 2010

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR HITCHCOCK COUNTY IN SOUTHWEST NEBRASKA...

AT 939 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 7 MILES NORTHWEST OF CULBERTSON...AND MOVING
NORTHEAST AT 25 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

JRM
Local storm report, Jun 1, 9:20 PM MDT, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
920 PM MDT TUE JUN 01 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0815 PM     HAIL             OBERLIN                 39.82N 100.53W
06/01/2010  M1.00 INCH       DECATUR            KS   TRAINED SPOTTER

&&

DTHEDE
Local storm report, Jun 1, 9:58 PM MDT, 11 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <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>
      <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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 1, 6:09 PM MDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan29 min
Jun 2, 4:31 PM MDTSevere Thunderstorm WarningGLDCheyenne, Rawlins59 min
Jun 2, 5:52 PM MDTSevere Thunderstorm WarningGLDCheyenne, Rawlins, Thomas53 min
Jun 1, 9:01 PM MDTSevere Thunderstorm WarningGLDRed Willow21 min
Jun 1, 9:26 PM MDTSevere Thunderstorm WarningGLDDundy, Hitchcock64 min
Jun 1, 9:56 PM MDTSevere Thunderstorm WarningGLDHitchcock, Red Willow64 min
Jun 1, 10:39 PM MDTSevere Thunderstorm WarningGLDHitchcock, Red Willow66 min

Nearby

Flash Flood Warnings in Nebraska, 2010Every 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.