Alert archive / Wisconsin / River Flood Watches in 2018
River Flood Watch 9, NWS Milwaukee, WI
NWS Milwaukee, WI issued this river flood watch at May 14, 2018, 10:37 AM CDT for Jefferson County, Wisconsin. It took effect at May 15, 2018, 7:00 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- May 14, 2018, 10:37 AM CDT (15:37 UTC)
- In effect from
- May 15, 2018, 7:00 PM CDT
- Expired
- May 15, 2018, 4:37 AM CDT
- In force
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Flood severity
- None
County Jefferson County, WI
The radar
The Milwaukee radar (KMKX), 19 km from the middle of the area, began a volume at 15:37 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 river
Written for the forecast point Rock River at Jefferson (JFFW3).
- Action stage
- 8 ft
- Minor stage
- 10 ft
- Moderate stage
- 11 ft
- Major stage
- 13 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 05426031, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
What forecasters said that day
The local office's own words before this river flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Milwaukee, WI wrote its last area forecast discussion before this river flood watch went out at May 14, 10:06 AM CDT, 31 minutes earlier.
Area forecast discussion, May 14, 10:06 AM CDT, 31 minutes before
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</html>Hazardous weather outlook, May 14, 3:38 AM CDT, 6 hours 59 minutes before
Hazardous Weather Outlook National Weather Service Milwaukee/Sullivan WI 338 AM CDT Mon May 14 2018 WIZ046-047-051-052-056>060-062>072-150845- Marquette-Green Lake-Fond Du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Ozaukee-Iowa-Dane-Jefferson-Waukesha-Milwaukee- Lafayette-Green-Rock-Walworth-Racine-Kenosha- 338 AM CDT Mon May 14 2018 This Hazardous Weather Outlook is for portions of east central Wisconsin, south central Wisconsin and southeast Wisconsin. .DAY ONE...Today and Tonight Numerous thunderstorms along and south of a line from Lone Rock to Milwaukee will diminish early this morning. They may produce hail up to one inch and brief heavy rainfall. The rainfall may cause localized urban and rural flooding. More thunderstorms are expected this afternoon and tonight, mostly along and south of a Lone Rock to Madison to Milwaukee line. A few storms may produce large hail and damaging winds. These thunderstorms will also produce heavy rain, which may affect some of the same areas that have seen significant amounts of rainfall over the last week. Should this take place, a localized urban and rural flooding threat may develop. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday The chance for thunderstorms continues into Tuesday morning. May rivers will remain elevated through the week, with some locations exceeding flood stage. Those with interests along the rivers are encouraged to follow the latest river forecasts and flood warnings. Thunderstorm chances will return by next weekend. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this afternoon and evening. LMZ643>646-150845- Sheboygan to Port Washington WI- Port Washington to North Point Light WI- North Point Light to Wind Point WI- Wind Point WI to Winthrop Harbor IL- 338 AM CDT Mon May 14 2018 This Hazardous Weather Outlook is for portions of Lake Michigan. .DAY ONE...Today and Tonight Periods of thunderstorms will affect the near shore waters this morning and again later this afternoon and tonight. A few storms may produce damaging winds and large hail. Areas of fog may become dense at times with visibilities less than one mile. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday There is a chance for thunderstorms Tuesday morning along with the potential for dense fog. Thunderstorms will again be possible by next weekend. www.weather.gov/mkx MBK
In the hours before
Special weather statement, May 14, 7:23 AM CDT, 3 hours 14 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
723 AM CDT MON MAY 14 2018
WIZ062-063-067-068-141300-
Green-Lafayette-Iowa-Dane-
723 AM CDT MON MAY 14 2018
...A STRONG THUNDERSTORM WILL AFFECT LAFAYETTE...NORTHWESTERN
GREEN...SOUTHEASTERN IOWA AND SOUTHWESTERN DANE COUNTIES...
At 723 AM CDT, a strong thunderstorm was located near Belmont, or 7
miles west of Darlington, moving northeast at 60 mph.
Dime size hail is possible with this storm.
Locations impacted include...
Mount Horeb, Mineral Point, Darlington, New Glarus, Shullsburg,
Belmont, Argyle, Blanchardville, Lamont, Hollandale, Platte Mounds,
Mount Vernon, Yellowstone Lake St Park and Leslie.
Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
LAT...LON 4305 8967 4280 8953 4251 9031 4273 9043
4278 9043
TIME...MOT...LOC 1223Z 246DEG 54KT 4272 9026
MBKSpecial weather statement, May 14, 7:53 AM CDT, 2 hours 44 minutes before
Special Weather Statement National Weather Service Milwaukee/Sullivan WI 753 AM CDT MON MAY 14 2018 WIZ062-063-067>069-141330- Green-Lafayette-Iowa-Rock-Dane- 753 AM CDT MON MAY 14 2018 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN LAFAYETTE... GREEN...NORTHWESTERN ROCK AND SOUTHEASTERN DANE COUNTIES... At 752 AM CDT, a strong thunderstorm was located near Argyle, or 11 miles northwest of Monroe, moving east at 55 mph. Dime size hail is possible with this storm. Locations impacted include... Fitchburg, Stoughton, Oregon, Evansville, Belleville, New Glarus, Brooklyn, Monticello, Albany, Argyle, Blanchardville, Footville, Fulton, Magnolia, Dayton, Cooksville and Jordan Center. Torrential rainfall is also occurring with this storm, and may cause localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. LAT...LON 4262 8983 4280 8993 4301 8918 4266 8909 TIME...MOT...LOC 1252Z 252DEG 47KT 4274 8978 MBK
Special weather statement, May 14, 8:21 AM CDT, 2 hours 16 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
821 AM CDT MON MAY 14 2018
WIZ063-064-068>070-141400-
Green-Walworth-Rock-Jefferson-Dane-
821 AM CDT MON MAY 14 2018
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN GREEN...
NORTHWESTERN WALWORTH...NORTHERN ROCK...SOUTHEASTERN DANE AND
SOUTHERN JEFFERSON COUNTIES...
At 821 AM CDT, a strong thunderstorm was located near Evansville,
moving east at 60 mph.
Winds in excess of 30 mph and nickel size hail are possible with this
storm.
Locations impacted include...
Janesville, Fitchburg, Whitewater, Stoughton, Fort Atkinson, Oregon,
Milton, Edgerton, Evansville, Palmyra, Brooklyn, Footville, Lake
Koshkonong, Richmond, Fulton, Rome, La Grange, Albion, Hebron and
Magnolia.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
LAT...LON 4280 8956 4295 8942 4300 8854 4284 8854
4284 8852 4273 8852 4265 8930
TIME...MOT...LOC 1321Z 264DEG 51KT 4281 8923
SPMSpecial weather statement, May 14, 8:54 AM CDT, 1 hour 43 minutes before
Special Weather Statement
National Weather Service Milwaukee/Sullivan WI
854 AM CDT MON MAY 14 2018
WIZ064-065-070-071-141430-
Walworth-Waukesha-Racine-Jefferson-
854 AM CDT MON MAY 14 2018
...A STRONG THUNDERSTORM WILL AFFECT NORTHERN WALWORTH...NORTHWESTERN
RACINE...SOUTHERN WAUKESHA AND SOUTHEASTERN JEFFERSON COUNTIES...
At 854 AM CDT, a strong thunderstorm was located over Palmyra, or 8
miles east of Whitewater, moving east at 40 mph.
Winds in excess of 30 mph and dime size hail are possible with this
storm.
Locations impacted include...
Waukesha, New Berlin, Muskego, Whitewater, Mukwonago, East Troy,
Wales, Wind Lake, Rochester, North Prairie, Palmyra, Big Bend,
Waterford North, Potter Lake, Waterford, Rome, La Grange, Eagle,
Hebron and Honey Creek.
LAT...LON 4275 8870 4283 8878 4284 8877 4284 8879
4299 8879 4299 8807 4284 8807 4273 8809
4271 8826
TIME...MOT...LOC 1354Z 268DEG 37KT 4285 8858
SPMThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 12:44 AM CDT | Special Weather Statement | MKX | Jefferson | 31 min |
| May 14, 1:13 AM CDT | Special Weather Statement | MKX | Waukesha | 47 min |
| May 14, 1:23 AM CDT | Special Weather Statement | MKX | Walworth | 37 min |
| May 14, 2:19 AM CDT | Special Weather Statement | MKX | Racine | 26 min |
| May 14, 3:25 AM CDT | Special Weather Statement | MKX | Iowa | 35 min |
| May 14, 4:34 AM CDT | River Flood Warning | MKX | Waukesha | 6 hr |
| May 14, 7:23 AM CDT | Special Weather Statement | MKX | Lafayette | 37 min |
| May 14, 7:53 AM CDT | Special Weather Statement | MKX | Green | 37 min |
| May 14, 8:21 AM CDT | Special Weather Statement | MKX | Rock | 39 min |
| May 14, 8:54 AM CDT | Special Weather Statement | MKX | Waukesha | 36 min |
| May 14, 9:53 AM CDT | River Flood Warning | MKX | Racine | 59 hr |
| May 14, 10:03 AM CDT | River Flood Warning | MKX | Kenosha | 6 days |
| May 14, 10:37 AM CDT | River Flood Watch | MKX | Jefferson, Rock | 18 hr |
| May 14, 10:37 AM CDT | River Flood Watch | MKX | Racine | 26 hr |
| May 14, 10:50 AM CDT | Marine Dense Fog Advisory | MKX | 16 hr | |
| May 14, 6:56 PM CDT | Special Weather Statement | MKX | Kenosha | 34 min |
Nearby
River Flood Watches in Wisconsin, 2018Every river flood watch in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.