Alert archive / Nebraska / Flash Flood Warnings in 2010

Flash Flood Warning 14, NWS North Platte, NE

June 21, 2010Custer County, Nebraska

NWS North Platte, NE issued this flash flood warning at Jun 21, 2010, 3:38 AM CDT for Custer County, Nebraska. It was in force for 4 hr. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 21, 2010, 3:38 AM CDT (08:38 UTC)
Expired: Jun 21, 2010, 7:30 AM CDT
In force: 4 hr
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Flood severity: None

County Custer County, NE

The radar

The North Platte radar (KLNX), 126 km from the middle of the area, began a volume at 08:38 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.

What was reported inside it

Time	Report	Where	Remark
Jun 21, 7:00 AM CDT	HEAVY RAIN 1.5	Mason City, NE	24 HOUR STORM TOTAL RAINFALL REPORT ENDING AT 700 AM CDT.
Jun 21, 7:00 AM CDT	HEAVY RAIN 1.53	8 E Oconto, NE	STORM TOTAL RAINFALL REPORT FURNISHED BY A NEBRASKA RAINFALL ASSESSMENT AND INFORMATION NETWORK OBSERVER.
Jun 21, 7:00 AM CDT	HEAVY RAIN 2.04	6 Ssw Berwyn, NE	STORM TOTAL RAINFALL REPORT FURNISHED BY A NEBRASKA RAINFALL ASSESSMENT AND INFORMATION NETWORK OBSERVER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 8.6 hours before the alert went out and 99 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: 2252 J/kg
Mixed-layer CIN: -99 J/kg
Mixed-layer LCL: 809 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 80 m²/s²
0-3 km storm-relative helicity: 209 m²/s²
Significant tornado parameter: 1.8
Supercell composite: 11.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

919 
WGUS53 KLBF 210838
FFWLBF
NEC041-211230-
/O.NEW.KLBF.FF.W.0014.100621T0838Z-100621T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
338 AM CDT MON JUN 21 2010

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN CUSTER COUNTY IN CENTRAL NEBRASKA...

* UNTIL 730 AM CDT

* AT 338 AM CDT...HEAVY RAIN CONTINUING OVER SOUTHEAST CUSTER        
  COUNTY. 

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...BROKEN
  BOW...ANSLEY...BERWYN...INTERSECTION OF HIGHWAY 183 AND CUMRO
  ROAD...MASON CITY...OCONTO...PRESSEY STATE WILDLIFE MANAGEMENT AREA
  AND WESTERVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF MORE THAN AN INCH ARE POSSIBLE IN THE 
WARNED AREA.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 4104 9920 4104 9987 4140 9986 4142 9920
      4139 9919

$$

SPRINGER

2 follow-up statements

242 
WGUS73 KLBF 211101
FFSLBF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
601 AM CDT MON JUN 21 2010

NEC041-211230-
/O.CON.KLBF.FF.W.0014.000000T0000Z-100621T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CUSTER NE-
601 AM CDT MON JUN 21 2010

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHEASTERN CUSTER
COUNTY UNTIL 730 AM CDT...

AT 559 AM CDT...RADAR ESTIMATES OF PRECIPITATION HAD EXCEEDED THREE 
INCHES IN AREAS OF SOUTHEAST CUSTER COUNTY. RAIN HAD BECOME LIGHT... 
BUT RUNOFF FROM THE RAIN THAT DID OCCUR WILL CONTINUE.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ANSLEY... 
BERWYN...MASON CITY...OCONTO...PRESSEY STATE WILDLIFE MANAGEMENT 
AREA AND WESTERVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

LAT...LON 4104 9920 4104 9987 4140 9986 4142 9920
      4139 9919

$$

SPRINGER

403 
WGUS73 KLBF 211227
FFSLBF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
727 AM CDT MON JUN 21 2010

NEC041-211242-
/O.EXP.KLBF.FF.W.0014.000000T0000Z-100621T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CUSTER NE-
727 AM CDT MON JUN 21 2010

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN CUSTER
COUNTY WILL BE ALLOWED TO EXPIRE AT 730 AM CDT...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. IF 
FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW 
ENFORCEMENT AGENCY.

LAT...LON 4104 9920 4104 9987 4140 9986 4142 9920
      4139 9919

$$

SPRINGER

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 North Platte, NE wrote its last area forecast discussion before this flash flood warning went out at Jun 20, 11:04 PM CDT, 4 hours 34 minutes earlier.

Area forecast discussion, Jun 20, 11:04 PM CDT, 4 hours 34 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1104 PM CDT SUN JUN 20 2010

.UPDATE...
UPDATED TO DROP TORNADO WATCH.

&&

.PREV DISCUSSION... /ISSUED 325 PM CDT SUN JUN 20 2010/

..CORRECTION FOR TYPO...

DISCUSSION...
WE ARE WATCHING SERN WY AND CNTL/SWRN NEB FOR STORM DEVELOPMENT
AND HEAVY RAIN.

REPEATED MCS DEVELOPMENT OF THE PAST 24 HOURS HAS DISRUPTED THE SFC
AIR MASS SUBSTANTIALLY. STRATUS AND HIGH PRESSURE HAS BUILT IN
STABILIZING THE SFC MOMENTARILY. THE RUC IS LIFTING THE SFC WARM
FRONT ACROSS NRN KS UNEVENTFULLY INTO NCNTL NEB BY 06Z TONIGHT.
SINCE THE MODEL DOESNT DEVELOP ANY MEANINGFUL QPF THIS SOLN IS
SUSPECT. THE 12Z GFS LIGHTS UP THE FRONT BETWEEN KGRI AND KOFK
WHILE THE 12Z NAM LIGHTS UP BETWEEN KHDE AND KGRI. THE RUC DOESNT
LIGHT UP THE FRONT ANYWHERE. BASED ON THE 19Z SFC ANALYSIS AND THE
ACTIVITY DEVELOPING ACROSS SERN WY...NCNTL NEB OR NERN NEB COULD
BE THE AREA FOR HEAVY RAIN LATER TONIGHT. THAT IS ASSUMING THE FRONT IS
ABLE TO MOVE NORTH WITHOUT LIGHTING UP ACROSS SRN NEB.

SPC DREW A GIGANTIC AREA OF SLIGHT AND MODERATE RISK...GENERALLY
CENTERED OVER NCNTL NEB. HPC HIGHLIGHTED EASTERN NEB FOR EXCESSIVE
RAINFALL TONIGHT. WHERE EVER THE FRONT LIGHTS UP FIRST WILL LIKELY
BE THE LOCATION OF THE HEAVY RAIN CENTER. KOAX AND KGID HAVE FLOOD
WATCHES OPERATING ACROSS ALL OF CNTL AND ERN NEB AND OUR FLOOD
WATCH OPERATES GENERALLY ALONG AND EAST OF HIGHWAY 83. THE FARTHER
NORTH THE SFC BASED CONVECTION DEVELOPS THE MORE LIKELY FLOODING
WILL DEVELOP ACROSS NCNTL NEB. THE WARM FRONT SHOULD LIFT SLOWLY
NORTH OVERNIGHT AS THE H850 JET INCREASES TO NEAR 50KT.
PRECIPITABLE WATER IS EXPECTED TO EXCEED 1.5 INCHES ALONG AND EAST
OF HIGHWAY 183 AND THE DEVELOPING CONVECTION WILL WAGE WAR WITH
THE NORTHWARD PROGRESS OF THE FRONT.

MEANWHILE THE CONVECTION AND ATTENDANT UPPER LEVEL DISTURBANCE
ACROSS THE CNTL ROCKIES SHOULD MOVE NORTHEAST OVERNIGHT KICKING
THE SFC FRONT SOUTH SOMEWHAT. ANOTHER DEEP WEST COAST TROF
PROMISES ADDITIONAL DISTURBANCES DAILY ACROSS THE CNTL PLAINS
THROUGH AT LEAST WEDNESDAY NIGHT. SHEAR AND CAPE WILL BE
SUFFICIENT FOR SEVERE STORM DEVELOPMENT WHICH WILL LIKELY FOCUS
ALONG THE SFC FRONT...WHERE EVER THAT ENDS UP DURING PEAK HEATING.
BASED ON THE EXPECTED AMOUNT OF CONVECTION THE FRONT WOULD LIKELY
DRIFT SOUTH INTO KS AT NIGHT IN THE WAKE OF THE CONVECTION AND
THEN FIGHT ITS WAY NORTH DURING MORNING...AFTERNOON AND EVENING.

THE OFFICIAL FCST USES BLENDED QPF AND POPS PLUS 10...33 PERCENT
GFS AND 67 PERCENT NAM. OVERALL THE NAM WAS PREFERRED AS IT FCST
COOLER TEMPS BETTER THAN THE GFS. THE NAM NOSES THE FRONT NORTH
ABOUT 100 MILES NORTH EACH DAY MONDAY AND TUESDAY. DISTURBANCES
ARE EXPECTED TO OPERATE ON THE FRONT DAILY. BY WEDNESDAY
MORNING...THE ORIGINAL WRN U.S. TROF HAS LIFTED COMPLETELY OUT
AND HIGH PRESSURE HAS BUILT INTO NEB.

THURSDAY THROUGH SUNDAY...A NEW TROF DEVELOPS OUT WEST AS A STRONG
UPPER LEVEL RIDGE CONTINUES CENTERED OVER THE SOUTHEAST U.S.
SUBTROPICAL MOISTURE WILL CONTINUE TO CIRCULATE NORTH AROUND THIS
RIDGE AND THROUGH THE CNTL AND NRN PLAINS. THE FCST CONTINUES
ISOLATED TO SCATTERED POPS MAINLY AT NIGHT AS THE ATM IS EXPECTED
TO BE STRONGLY CAPPED MOST DAYS.

AVIATION...
STRATUS IS SLOW TO ERODE TODAY ACROSS WESTERN AND SOUTHERN PORTIONS
OF THE FORECAST AREA...WITH MOSTLY VFR CONDITIONS NOTED.
ALTHOUGH...MVFR AND LOWER CIGS CONTINUE TO BE REPORTED IN AND NEAR
ANY THUNDERSTORM AS WELL AS ACROSS PORTIONS OF THE SOUTHWESTERN
PANHANDLE OF NEBRASKA WHERE FOG IS STILL REPORTED.  EXPECTED SCT
TSRA TO DEVELOP LATER TODAY AND TONIGHT AS MOISTURE REMAINS ENTRENCHED
ACROSS THE FORECAST AREA.  SEVERAL BOUNDARIES COULD SERVE AS THE
FOCAL POINT FOR DEVELOPMENT WHICH WOULD LEAD TO A COMPLEX OF STORMS
THAT COULD PRODUCE VERY LARGE HAIL...HEAVY RAIN AND STRONG WIND
GUSTS FOR BOTH KLBF AND KVTN TERMINALS.  THE MOST LIKELY TIME FRAME
FOR TSRA WILL BE SOMETIME AFTER 03Z AND LASTING THROUGH 06Z...HOWEVER
STORMS HAVE BEEN FORMING THROUGHOUT THE MORNING/DAY...SO CONFIDENCE
IS NOT HIGH ON INITIATION TIME.  AFTER THE CONVECTIVE EVENT
PASSES...THE FORMATION OF LOW STRATUS AND/OR FOG WILL BE CERTAINLY
POSSIBLE TOMORROW MORNING...CURRENT THINKING IS THAT CIGS TOMORROW
MORNING WILL REMAIN IN THE VFR FLIGHT CATEGORY.  FOR THE VALENTINE
TERMINAL...FOG MAY BE AN ISSUE...THEREFORE INCLUDED THE MENTION OF
REDUCED VSBYS TO ACCOUNT FOR THE POTENTIAL DEVELOPMENT.

HYDROLOGY...
RIVER CONCERNS DUE TO CONTINUED RELEASES FROM UPSTREAM RESERVOIRS
ALONG THE NORTH PLATTE RIVER ARE BY NOW WELL KNOWN.  FLOOD WARNINGS
CONTINUE FOR LISCO AND LEWELLEN.  OTHER POINTS SUCH AS THE NORTH
PLATTE RIVER IN NORTH PLATTE AND BRADY ARE BEING MONITORED FOR
FUTURE STATEMENTS.

THE SOUTH PLATTE RIVER IN AND NEAR ROSCOE HAS NOW
RISEN ABOVE FLOOD STAGE...THIS IS DUE TO RAPID SNOW MELT ACROSS THE
COLORADO ROCKIES COMBINED WITH HEAVY RAINFALL OVER NORTHEASTERN
COLORADO EARLIER LAST WEEK.  A FLOOD WARNING WAS ISSUED FOR THE
RIVER AS THE CREST IS NOT EXPECTED UNTIL EARLY TOMORROW AFTERNOON.

&&

.LBF WATCHES/WARNINGS/ADVISORIES...FLASH FLOOD WATCH UNTIL
7 AM CDT MONDAY FOR NEZ005>010-026>029-038.

&&

SHORT TERM/EXTENDED...MASEK
AVIATION...POWER

Hazardous weather outlook, Jun 20, 3:08 PM CDT, 12 hours 30 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
308 PM CDT SUN JUN 20 2010

NEZ004>010-022>029-035>038-056>059-069>071-094-212015-
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GARDEN-
GRANT-HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-
LOGAN-CUSTER-DEUEL-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-
WESTERN CHERRY-
308 PM CDT SUN JUN 20 2010 /208 PM MDT SUN JUN 20 2010/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A MODERATE RISK FOR SEVERE THUNDERSTORMS LATER THIS
AFTERNOON AND TONIGHT AS A VERY MOIST AND UNSTABLE ATMOSPHERE
EXISTS OVER THE FORECAST AREA. AN EAST TO WEST FRONTAL BOUNDARY
WILL TRAVERSE NORTH ACROSS NEBRASKA SERVING AS THE FOCUS FOR
THUNDERSTORM DEVELOPMENT. THE MAIN THREAT FROM ANY STORM THAT
DEVELOPS IS EXTREMELY LARGE HAIL AND STRONG WIND GUSTS...HOWEVER
GIVEN SUFFICIENT SHEAR IN THE ATMOSPHERE...THE THREAT OF A TORNADO
IS POSSIBLE. LATER IN THE EVENT...AS A STRONG LOW LEVEL JET
DEVELOPS OVERNIGHT...THE STORMS WILL TRANSITION INTO A CONVECTIVE
COMPLEX CAPABLE OF PRODUCING TORRENTIAL RAINFALL AND STRONG
DAMAGING WINDS. GIVEN RECENT RAINFALL OVER MUCH OF THE
REGION...FLOODING OF CREEKS AND RIVERS IS CERTAINLY
POSSIBLE...ESPECIALLY IF THUNDERSTORMS TRAIN OVER THE SAME AREA.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THE FRONTAL BOUNDARY WILL REMAIN IN AND NEAR THE FORECAST AREA
THROUGH MID WEEK...ALLOWING FOR THE POTENTIAL OF MORE
THUNDERSTORMS...SOME OF WHICH MAY BE SEVERE. ABUNDANT MOISTURE
AND INSTABILITY IS EXPECTED...THUS HEAVY RAINFALL IS LIKELY IN THE
REGION...THIS WOULD EXACERBATE THE FLOODING THREAT FURTHER.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED.

&&

THIS PRODUCT IS NOW AVAILABLE...ALONG WITH OTHER WEATHER...
HYDROLOGICAL AND CLIMATOLOGICAL INFORMATION...AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE

JACOBS

In the hours before

Special weather statement, Jun 20, 9:46 PM CDT, 5 hours 52 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
946 PM CDT SUN JUN 20 2010

NEZ009-010-027-210330-
HOLT NE-LOUP NE-ROCK NE-
946 PM CDT SUN JUN 20 2010

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN HOLT...SOUTHEASTERN
ROCK AND NORTHEASTERN LOUP COUNTIES UNTIL 1030 PM CDT...

AT 944 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 8 MILES NORTH OF HORSESHOE BEND LAKE...OR 19
MILES NORTH OF TAYLOR...MOVING NORTHEAST AT 35 MPH.

HAIL UP TO THE SIZE OF PENNIES IS EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
SWAN LAKE AROUND 1010 PM CDT.
AMELIA AROUND 1020 PM CDT.

POWER

Special weather statement, Jun 20, 10:42 PM CDT, 4 hours 56 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1042 PM CDT SUN JUN 20 2010

NEZ010-210430-
HOLT NE-
1042 PM CDT SUN JUN 20 2010

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL HOLT COUNTY UNTIL 1130 PM
CDT...

AT 1039 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 8 MILES SOUTH OF EMMET...OR 9 MILES SOUTHWEST
OF ONEILL...MOVING NORTHEAST AT 30 MPH.

HAIL UP TO THE SIZE OF PENNIES IS EXPECTED WITH THIS STORM.

THIS STORM WILL BE NEAR...
ONEILL AROUND 1055 PM CDT.
INMAN AROUND 1100 PM CDT.

POWER

Local storm report, Jun 21, 1:36 AM CDT, 2 hours 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
136 AM CDT MON JUN 21 2010

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

1245 AM     HAIL             5 NW WAUNETA            40.47N 101.44W
06/21/2010  E1.00 INCH       CHASE              NE   LAW ENFORCEMENT

            LOCATION AND TIME ARE ESTIMATED.

0120 AM     HAIL             N WAUNETA               40.42N 101.37W
06/21/2010  E1.00 INCH       CHASE              NE   LAW ENFORCEMENT

            ON AND OFF HAIL FOR ABOUT THE PAST HOUR WITH THE LARGEST
            GETTING TO QUARTER SIZE SEVERAL TIMES.

0124 AM     FLASH FLOOD      5 NW WAUNETA            40.47N 101.44W
06/21/2010                   CHASE              NE   LAW ENFORCEMENT

            WATER IS RUNNING OVER OLD WAUNETA ROAD AND OTHER COUNTY
            ROADS NORTHWEST OF WAUNETA.

&&

MASEK

Local storm report, Jun 21, 1:59 AM CDT, 1 hour 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
159 AM CDT MON JUN 21 2010

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

0153 AM     HEAVY RAIN       1 E IMPERIAL            40.52N 101.62W
06/21/2010  M2.75 INCH       CHASE              NE   ASOS

            MEASURED 2 HOUR RAINFALL TOTAL.

&&

MASEK

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 20, 8:07 PM CDT	Severe Thunderstorm Warning	LBF	Wheeler	24 min
Jun 20, 11:09 PM CDT	Severe Thunderstorm Warning	LBF	Holt	21 min
Jun 20, 11:47 PM CDT	Severe Thunderstorm Warning	LBF	Frontier, Lincoln	43 min
Jun 21, 12:14 AM CDT	Severe Thunderstorm Warning	LBF	Chase	46 min
Jun 21, 12:28 AM CDT	Severe Thunderstorm Warning	LBF	Hayes	47 min
Jun 21, 12:53 AM CDT	Flash Flood Warning	LBF	Chase	3 hr
Jun 21, 12:56 AM CDT	Flash Flood Warning	LBF	Hayes	3 hr
Jun 21, 12:58 AM CDT	Severe Thunderstorm Warning	LBF	Chase	47 min
Jun 21, 1:09 AM CDT	Severe Thunderstorm Warning	LBF	Custer	51 min
Jun 21, 1:12 AM CDT	Severe Thunderstorm Warning	LBF	Hayes	48 min
Jun 21, 1:43 AM CDT	Severe Thunderstorm Warning	LBF	Frontier, Hayes, Lincoln	47 min
Jun 21, 2:36 AM CDT	Flash Flood Warning	LBF	Frontier, Lincoln	4 hr
Jun 21, 3:52 AM CDT	Flash Flood Warning	LBF	Chase, Hayes, Lincoln	4 hr
Jun 21, 8:14 AM CDT	Areal Flood Warning	LBF	Chase, Hayes	18 hr
Jun 21, 8:55 AM CDT	River Flood Warning	LBF	Lincoln	5 days

Nearby

Flash Flood Warnings in Nebraska, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.