Alert archive / Missouri / Flash Flood Warnings in 1997
Flash Flood Warning 19, NWS Kansas City, MO
NWS Kansas City, MO issued this flash flood warning at Jun 25, 1997, 12:23 AM CDT for Atchison County, Holt County, Nodaway County, Missouri. It was in force for 6 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 25, 1997, 12:23 AM CDT (05:23 UTC)
- Expired
- Jun 25, 1997, 6:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Kansas City, MO
- Area
- Whole counties
Counties Atchison County, MO, Holt County, MO, Nodaway County, MO
The radar
The Omaha radar (KOAX), 152 km from the middle of the area, began a volume at 05:22 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, 5.4 hours before the alert went out and 149 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
- 2814 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1246 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMCI 250522
FFWMCI
MOC005-087-147-251125-
BULLETIN -- IMMEDIATE BROADCAST REQUESTED
SMALL STREAM FLOOD WARNING
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
1223 AM CDT WED JUN 25 1997
* SMALL STREAM FLOOD WARNING FOR
ATCHISON COUNTY - NORTHWEST MISSOURI
HOLT COUNTY - NORTHWEST MISSOURI
NODAWAY COUNTY - NORTHWEST MISSOURI
* UNTIL 600 AM CDT
* SOME STREAMS AND RIVERS AFFECTED
ROCK CREEK
TARKIO RIVER
NISHNABOTNA RIVER
NODAWAY RIVER
SQUAW CREEK
102 RIVER
* CAUSE AND EFFECT
DOPPLER RADAR INDICATES ONE TO TWO INCHES OF RAIN HAS FALLEN OVER
WESTERN SECTIONS OF ATCHISON COUNTY SINCE 11 PM. ADDITIONAL STRONG
THUNDERSTORMS UPSTREAM PRODUCING LOCALLY HEAVY RAINFALL WILL LIKELY
MOVE INTO FAR NORTHWEST MISSOURI OVERNIGHT CAUSING MINOR FLOODING
ALONG AREA STREAMS AND RIVERS.
* FORECAST CONDITIONS
STRONG THUNDERSTORMS PRODUCING HEAVY RAINS WILL CONTINUE THROUGH
AT LEAST 2 AM. AN ADDITIONAL ONE TO THREE IN CHES OF RAIN IS
POSSIBLE.
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD!
JULYWhat 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 Jun 24, 9:21 PM CDT, 3 hours 2 minutes earlier.
Area forecast discussion, Jun 24, 9:21 PM CDT, 3 hours 2 minutes before
NORTHWEST MISSOURI FORECAST DISCUSSION NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO 915 AM CDT TUE JUN 24 1997 LATEST SFC ANALYSIS SHOWS W-E SFC TROF EXTDG ACRS NRN KS INTO NW MO. ISOLATED SHOWERS/TSTMS HV BN SPUTTERING ALG THIS BNDRY SINCE SHORTLY AFT 00Z. LTST STLT DATA SHOWS CNVTN UPSTRM OVR NE KS WHERE LLVL MSTR HAS BN POOLING. CURRENT THINKING IS THIS W-E BNDRY WILL BCM MORE ACTV LTR TNGT AS WAA AND SWLY LVL JET ENHNC LIFT/CNVGNC. PRIMARY NEG IS STG CAP IN PLACE S OF CDFNT WITH GTR THAN +12C AT H7 ACRS KS/NW MO. EXPCG CAP TO GRADLY ERODE AS CDFNT ADVANCES SE AND NOCTURNAL COOLG TAKES PLACE. .EAX...NONE. JULY
The office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 1:32 PM CDT | Severe Thunderstorm Warning | EAX | Henry, Pettis | 28 min |
| Jun 25, 2:39 PM CDT | Severe Thunderstorm Warning | EAX | Bates | 21 min |
Nearby
Flash Flood Warnings in Missouri, 1997Every flash flood warning in 1997
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.