Alert archive / Iowa / Special Weather Statements in 2016
Special Weather Statement, NWS La Crosse, WI
NWS La Crosse, WI issued this special weather statement at May 30, 2016, 7:38 PM CDT for Mitchell County, Iowa. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 30, 2016, 7:38 PM CDT (00:38 UTC)
- Expired
- May 30, 2016, 8:15 PM CDT
- In force
- 37 min
- Issued by
- NWS La Crosse, WI
County Mitchell County, IA
The radar
The La Crosse radar (KARX), 139 km from the middle of the area, began a volume at 00:41 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
Minneapolis, MN (KMPX), launched 00:00Z, 0.6 hours before the alert went out and 184 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
- 5 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 2389 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS La Crosse, WI wrote its last area forecast discussion before this special weather statement went out at May 30, 6:26 PM CDT, 1 hour 12 minutes earlier.
Area forecast discussion, May 30, 6:26 PM CDT, 1 hour 12 minutes before
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</html>Hazardous weather outlook, May 30, 7:07 PM CDT, 31 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LA CROSSE WI 707 PM CDT MON MAY 30 2016 MNZ079-086>088-095-096-WIZ017-029-032>034-041>044-053>055-061- 311115- WABASHA-DODGE-OLMSTED-WINONA-FILLMORE-HOUSTON-TAYLOR-CLARK- BUFFALO-TREMPEALEAU-JACKSON-LA CROSSE-MONROE-JUNEAU-ADAMS-VERNON- CRAWFORD-RICHLAND-GRANT- 707 PM CDT MON MAY 30 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHEAST IOWA...SOUTHEAST MINNESOTA...AND SOUTHWEST INTO CENTRAL WISCONSIN. .DAY ONE...TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED TO MOVE INTO PORTIONS OF SOUTHEAST MINNESOTA AND NORTHEAST IOWA THIS EVENING THEN SPREAD NORTHEAST ACROSS THE MISSISSIPPI RIVER AFTER MIDNIGHT. THE MAIN THREAT FROM THESE STORMS WILL BE LIGHTNING...SMALL HAIL...AND SOME BRIEF HEAVY DOWNPOURS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THUNDERSTORMS ARE EXPECTED TUESDAY INTO TUESDAY NIGHT. A FEW OF THESE STORMS MAY BECOME STRONG TO SEVERE IN THE AFTERNOON AND EVENING. THE MAIN SEVERE WEATHER THREATS WILL BE HAIL UP TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH. LOCALIZED HEAVY RAINFALL COULD BE SEEN AS WELL WHICH MAY PRODUCE SOME PONDING OF WATER. THERE ARE ADDITIONAL CHANCES FOR THUNDERSTORMS FROM FRIDAY AFTERNOON INTO THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT. .EMERGENCY MANAGEMENT COORDINATION... NO WEBINAR IS SCHEDULED. IAZ008>011-018-019-029-030-MNZ094-311115- MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-MOWER- 707 PM CDT MON MAY 30 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL IOWA...NORTHEAST IOWA AND SOUTHEAST MINNESOTA. .DAY ONE...TONIGHT SCATTERED STRONG THUNDERSTORMS ARE POSSIBLE...MAINLY THIS EVENING. HAIL UP TO NICKEL SIZE AND WIND GUSTS TO 40 MPH WILL BE THE MAIN THREATS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY THUNDERSTORMS ARE EXPECTED TUESDAY INTO TUESDAY NIGHT. A FEW OF THESE STORMS MAY BECOME STRONG TO SEVERE IN THE AFTERNOON AND EVENING. THE MAIN SEVERE WEATHER THREATS WILL BE HAIL UP TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH. LOCALIZED HEAVY RAINFALL COULD BE SEEN AS WELL WHICH MAY PRODUCE SOME PONDING OF WATER. THERE ARE ADDITIONAL CHANCES FOR THUNDERSTORMS FROM FRIDAY AFTERNOON INTO THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TONIGHT. .EMERGENCY MANAGEMENT COORDINATION... NO WEBINAR IS SCHEDULED. WETENKAMP
In the hours before
Special weather statement, May 30, 7:00 PM CDT, 38 minutes before
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</html>The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 12:41 AM CDT | Special Weather Statement | ARX | Lafayette | 34 min |
| May 31, 3:20 PM CDT | Severe Thunderstorm Warning | ARX | Jackson, La Crosse, Monroe | 25 min |
| May 31, 4:05 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 25 min |
| May 30, 7:00 PM CDT | Special Weather Statement | ARX | Floyd | 30 min |
| May 30, 7:42 PM CDT | Special Weather Statement | ARX | Fayette | 33 min |
| May 30, 7:53 PM CDT | Severe Thunderstorm Warning | ARX | Fayette | 67 min |
| May 30, 8:35 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Fayette, Winneshiek | 40 min |
| May 30, 9:37 PM CDT | Areal Flood Advisory | ARX | Fayette | 3 hr |
Nearby
Special Weather Statements in Iowa, 2016Every special weather statement in 2016
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.