Alert archive / Missouri / Flash Flood Warnings in 1996
Flash Flood Warning 46, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Aug 19, 1996, 5:17 PM CDT for Atchison County, Missouri. It was in force for 4 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
- Aug 19, 1996, 5:17 PM CDT (22:17 UTC)
- Expired
- Aug 19, 1996, 9:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
County Atchison County, MO
The radar
The Omaha radar (KOAX), 127 km from the middle of the area, began a volume at 22:16 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
Omaha, NE (KOAX), launched 12:00Z, 10.3 hours before the alert went out and 127 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.
- Mixed-layer CAPE
- 1345 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 826 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 192219
FFWMCI
MOC005-200200-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
517 PM CDT MON AUG 19 1996
* FLASH FLOOD WARNING FOR
ATCHISON COUNTY - NORTHWEST MISSOURI
* UNTIL 900 PM CDT
* SOME STREAMS AND RIVERS AFFECTED
TARKIO RIVER
ROCK CREEK
LITTLE TARKIO CREEK
* CAUSE AND EFFECT
AT 510 PM CDT...DOPPLER RADAR RAINFALL ESTIMATED INDICATED THAT
FROM 3 TO 4 INCHES OF RAIN HAD FALLEN SINCE 4 PM CDT IN AN
AREA FROM ROCK PORT TO TARKIO TO WESTBORO.
* FORECAST CONDITIONS
HEAVY RAINS WILL CONTINUE ACROSS THE COUNTY WHICH WILL FURTHER
INCREASE THE THREAT FOR FLASH FLOODING.
DON'T DRIVE ACROSS FLOODbED ROADS! MOST FLASH FLOOD DEATHS OCCUR IN
AUTOMOBILES.
HUDSONWhat 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 Kansas City, MO wrote its last area forecast discussion before this flash flood warning went out at Aug 19, 3:40 PM CDT, 1 hour 37 minutes earlier.
Area forecast discussion, Aug 19, 3:40 PM CDT, 1 hour 37 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO 335 PM CDT MON AUG 19 1996 AWIPS 1KM VSBL IMAGERY SHOWS CNVTN DVLPG ALG SFC FNT OVR NRN KS/SRN NEB INTO SRN IA. MAX LO LVL MOISTURE CONVERGENCE OVR SE NEB SHOULD PROVIDE LIFT NEEDED FOR STG TSTM DVLPMNT NEXT FEW HRS. EXPCT TSTM ACTIVITY TO MOVE EAST ALONG BNDRY AND SAG SWRD INTO NRN MO THIS EVENING. MDLS SUGGEST CONTINUED CONVERGENCE OVER NORTH CNTRL KANSAS TOWARD MIDNIGHT AND EXPECT TO SEE ADDITIONAL REDEVELOPMENT UPSTREAM. POTENTIAL FOR TSTSMS MAY LINGER INTO THE MORNING HOURS OVER WESTERN PORTIONS OF THE STATE ON TUESDAY. LONGER TERM...MODELS SUGGEST SUMMER. STG SHORT WAVE TROUGH MOVES INTVO THE NORTHERN ROCKIES 36 TO 48 HRS WHICH RESULTS IN RIDGING ACROSS THE CENTRAL PLAINS. WARMER TEMPERATURES INTO THE LOWER 90S AND LOWER POPS AS SFC FRONT LIFTS WELL TO THE NORTH OF THE AREA. MCI BU 70/90 71/93 70 99531 BROWNING
In the hours before
Special weather statement, Aug 19, 1:02 PM CDT, 4 hours 15 minutes before
KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040- 043>046-053-054-201200- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO 100 PM CDT MON AUG 19 1996 ...SLIGHT RISK OF SEVERE THUNDERSTORMS NORTH OF A LINE FROM ST JOSEPH TO PRINCETON THIS EVENING AND EARLY TONIGHT... FORECAST...THUNDERSTORMS ARE FORECAST TO DEVELOP ALONG A FRONT IN SOUTHERN NEBRASKA AND SOUTHERN IOWA AND MOVE INTO NORTHERN MISSOURI LATE THIS AFTERNOON AND EVENING...WITH ISOLATED SEVERE THUNDERSTOMS POSSIBLE. THE MAIN SEVERE THREAT WILL BE FROM LARGE HAIL AND DAMAGING WINDS. ISOLATED THUNDERSTOMS MAY DEVELOP ACROSS WEST CENTRAL MISSOURI LATE THIS AFTERNOON IN THE VERY MOIST AND UNSTABLE AIR. WEAK WINDS ALOFT PRECLUDE THESE STORMS FROM BECOMING SEVERE. ACTIVATION OF CIVIL DEFENSE...HAM RADIO AND STORM SPOTTER NETWORKS MAY BE REQUIRED OVER EXTREME NORTHWEST MISSOURI LATE THIS AFTERNOON AND EVENING. DISCUSSION...AN OUTFLOW BOUNDARY FROM OVERNIGHT CONVECTION HAS PUSHED SOUTH INTO EXTREME NORTHERN MISSOURI WHILE A COLD FRONT IS MOVING INTO SOUTHEAST NEBRASKA. CONVERGENCE OF LOW LEVEL...MOIST AND UNSTABLE AIR ALONG THESE BOUNDARIES WILL AID THUNDERSTORM DEVELOPMENT THIS AFTERNOON. THESE STORMS WILL MOVE EAST AND SAG SOUTH THIS EVENING. DUE TO THE INSTABILITY AND STRONGER WINDS ALOFT...THERE IS A POTENTIAL FOR ISOLATED SEVERE THUNDERSTORMS IN NORTHWEST MISSOURI. BROWNING
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 4:03 PM CDT | Severe Thunderstorm Warning | EAX | Atchison | 47 min |
| Aug 19, 5:00 PM CDT | Severe Thunderstorm Warning | EAX | Atchison | 60 min |
Nearby
Flash Flood Warnings in Missouri, 1996Every flash flood warning in 1996
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.