Alert archive / Minnesota / Flash Flood Warnings in 2017
Flash Flood Warning 5, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Aug 17, 2017, 1:03 AM CDT for Redwood County, Renville County, Minnesota. 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
- Aug 17, 2017, 1:03 AM CDT (06:03 UTC)
- Expired
- Aug 17, 2017, 5:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Redwood County, MN, Renville County, MN
The radar
The Minneapolis radar (KMPX), 120 km from the middle of the area, began a volume at 06:03 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 |
|---|---|---|---|
| Aug 17, 3:00 AM CDT | FLASH FLOOD | Redwood Falls, MN | BASEMENT FLOODING IN AND AROUND REDWOOD FALLS. |
| Aug 17, 4:00 AM CDT | FLASH FLOOD | 4 Nne North Redwood, MN | WATER OVER COUNTY ROAD 19 NEAR 310TH, TIME ESTIMATED. ROAD WAS CLOSED AFTER CAR WASHED OFF ROAD SURFACE. REPORT FROM RENVILLE COUNTY SO. |
| Aug 17, 4:45 AM CDT | HEAVY RAIN 6.49 | 3 Ene North Redwood, MN | MESONET STATION BVFM5, BEAVER FALLS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 6.1 hours before the alert went out and 117 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
- 445 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 756 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 217 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.6
The text
As transmitted.
555 WGUS53 KMPX 170603 FFWMPX MNC127-129-171000- /O.NEW.KMPX.FF.W.0005.170817T0603Z-170817T1000Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Twin Cities/Chanhassen MN 103 AM CDT THU AUG 17 2017 The National Weather Service in The Twin Cities has issued a * Flash Flood Warning for... Northeastern Redwood County in southwestern Minnesota... Central Renville County in central Minnesota... * Until 500 AM CDT * At 102 AM CDT, Doppler radar and automated rain gauges indicated heavy rain falling across the warned area. 4 to 5 inches of rain have fallen. Flash flooding is expected to begin shortly. * Some locations that will experience flooding include... Redwood Falls, Franklin, Morton, Delhi, Bechyn, North Redwood and Redwood Falls Airport. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. && LAT...LON 4469 9488 4444 9487 4444 9533 4469 9523 $$ DWE
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 7:29 PM CDT | Special Weather Statement | MPX | Carver, McLeod, Scott | 61 min |
| Aug 16, 7:42 PM CDT | Tornado Warning | MPX | Carver, Hennepin, Scott | 20 min |
| Aug 16, 7:49 PM CDT | Flood Watch | MPX | Benton, Chippewa, Douglas, Kandiyohi, Lac qui Parle, McLeod and 13 more | 12 hr |
| Aug 16, 7:59 PM CDT | Tornado Warning | MPX | Carver, McLeod | 31 min |
| Aug 16, 8:13 PM CDT | Flash Flood Warning | MPX | Carver, Hennepin, Scott | 3 hr |
| Aug 16, 10:42 PM CDT | Areal Flood Warning | MPX | Chippewa, Kandiyohi, Lac qui Parle, Redwood, Renville, Swift and 1 more | 9 hr |
| Aug 16, 11:57 PM CDT | Special Weather Statement | MPX | Renville | 48 min |
| Aug 17, 1:31 AM CDT | Special Weather Statement | MPX | Renville | 44 min |
| Aug 17, 2:04 AM CDT | High Wind Warning | MPX | Brown, Nicollet, Sibley | 88 min |
| Aug 17, 3:32 AM CDT | Wind Advisory | MPX | Blue Earth, Brown, Carver, Dakota, Goodhue, Le Sueur and 10 more | 4 hr |
Nearby
Flash Flood Warnings in Minnesota, 2017Every flash flood warning in 2017
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.