Alert archive / Wisconsin / Frost Advisories in 2011
Frost Advisory 3, NWS Twin Cities, MN
NWS Twin Cities, MN issued this frost advisory at May 26, 2011, 3:42 PM CDT for 6 counties in Wisconsin; Chisago County, Kanabec County, Minnesota. It took effect at May 27, 2011, 4:00 AM CDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- May 26, 2011, 3:42 PM CDT (20:42 UTC)
- In effect from
- May 27, 2011, 4:00 AM CDT
- Expired
- May 27, 2011, 8:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Twin Cities, MN
Counties Chisago County, MN, Kanabec County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Polk County, WI, Rusk County, WI
The radar
The Minneapolis radar (KMPX), 133 km from the middle of the area, began a volume at 20:40 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 12:00Z, 8.7 hours before the alert went out and 135 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1893 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -57 m²/s²
- 0-3 km storm-relative helicity
- -13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
456 WWUS73 KMPX 262042 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 342 PM CDT THU MAY 26 2011 ...FROST ADVISORY LATE TONIGHT PARTS OF EAST CENTRAL MINNESOTA AND WEST CENTRAL WISCONSIN... .A FROST ADVISORY HAS BEEN ISSUED FOR LATE TONIGHT FOR PORTIONS OF EAST CENTRAL MINNESOTA...AS WELL AS WEST CENTRAL WISCONSIN. HIGH PRESSURE WILL BE IN PLACE OVER WEST CENTRAL WISCONSIN TONIGHT WHICH WILL KEEP SKIES CLEAR ALONG WITH LIGHT WINDS. THIS WILL ALLOW TEMPERATURES TO DROP INTO THE LOWER AND MID 30S LATE TONIGHT...RESULTING IN AREAS OF FROST. THE ADVISORY INCLUDES THE CITIES OF MORA...RICE LAKE...LADYSMITH...MENOMONIE...AND EAU CLAIRE. MNZ045-053-WIZ014>016-025-027-028-270445- /O.NEW.KMPX.FR.Y.0003.110527T0900Z-110527T1300Z/ KANABEC-CHISAGO-POLK-BARRON-RUSK-DUNN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...MORA...CENTER CITY...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...MENOMONIE... BOYCEVILLE...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 342 PM CDT THU MAY 26 2011 ...FROST ADVISORY IN EFFECT FROM 4 AM TO 8 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 8 AM CDT FRIDAY. * TEMPERATURE...DROPPING INTO THE LOWER AND MIDDLE 30S AFTER 3 AM. * IMPACTS...SENSITIVE OUTDOOR PLANTS MAY BE HARMED IF LEFT UNCOVERED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
1 follow-up statement
035 WWUS73 KMPX 270438 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1138 PM CDT THU MAY 26 2011 ...FROST ADVISORY LATE TONIGHT FOR PARTS OF EAST CENTRAL MINNESOTA AND WEST CENTRAL WISCONSIN... .A FROST ADVISORY REMAINS IN EFFECT FOR PORTIONS OF EAST CENTRAL MINNESOTA...AS WELL AS WEST CENTRAL WISCONSIN. HIGH PRESSURE WILL BE IN PLACE OVER WEST CENTRAL WISCONSIN TONIGHT WHICH WILL KEEP SKIES CLEAR ALONG WITH LIGHT WINDS. THIS WILL ALLOW TEMPERATURES TO DROP INTO THE LOWER AND MID 30S LATE TONIGHT...RESULTING IN AREAS OF FROST. THE ADVISORY INCLUDES THE CITIES OF MORA...RICE LAKE...LADYSMITH...MENOMONIE...AND EAU CLAIRE. MNZ045-053-WIZ014>016-025-027-028-271300- /O.CON.KMPX.FR.Y.0003.110527T0900Z-110527T1300Z/ KANABEC-CHISAGO-POLK-BARRON-RUSK-DUNN-CHIPPEWA-EAU CLAIRE- INCLUDING THE CITIES OF...MORA...CENTER CITY...AMERY... BALSAM LAKE...RICE LAKE...BARRON...LADYSMITH...MENOMONIE... BOYCEVILLE...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 1138 PM CDT THU MAY 26 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 8 AM CDT FRIDAY... A FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 8 AM CDT FRIDAY. * TEMPERATURES...DROPPING INTO THE LOWER AND MIDDLE 30S AFTER 3 AM. * IMPACTS...SENSITIVE OUTDOOR PLANTS MAY BE HARMED IF LEFT UNCOVERED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 10:20 AM CDT | River Flood Warning | MPX | Dakota, Hennepin, Scott | 8 days |
| May 26, 10:20 AM CDT | River Flood Warning | MPX | Carver | 3 days |
Nearby
Frost Advisories in Wisconsin, 2011Frost Advisories in Minnesota, 2011Every frost advisory in 2011
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.