Alert archive / Minnesota / Wind Advisories in 2020
Wind Advisory 15, NWS Twin Cities, MN
NWS Twin Cities, MN issued this wind advisory at Dec 21, 2020, 3:26 AM CST for 11 counties in Minnesota. It took effect at Dec 21, 2020, 9:00 AM CST. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Dec 21, 2020, 3:26 AM CST (09:26 UTC)
- In effect from
- Dec 21, 2020, 9:00 AM CST
- Expired
- Dec 21, 2020, 4:00 PM CST
- In force
- 7 hr
- Issued by
- NWS Twin Cities, MN
Counties Blue Earth County, MN, Brown County, MN, Faribault County, MN, Freeborn County, MN, Lac qui Parle County, MN, Martin County, MN, Redwood County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN, Yellow Medicine County, MN
The radar
The Minneapolis radar (KMPX), 108 km from the middle of the area, began a volume at 09:25 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, 9.4 hours before the alert went out and 107 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
- 1574 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 129 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
887 WWUS73 KMPX 210926 NPWMPX URGENT - WEATHER MESSAGE National Weather Service Twin Cities/Chanhassen MN 326 AM CST Mon Dec 21 2020 MNZ054-064-073-074-082>085-091>093-211730- /O.NEW.KMPX.WI.Y.0015.201221T1500Z-201221T2200Z/ Lac Qui Parle-Yellow Medicine-Redwood-Brown-Watonwan-Blue Earth- Waseca-Steele-Martin-Faribault-Freeborn- Including the cities of Madison, Granite Falls, Redwood Falls, New Ulm, St James, Mankato, Waseca, Owatonna, Fairmont, Blue Earth, and Albert Lea 326 AM CST Mon Dec 21 2020 ...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... * WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of south central, southwest and west central Minnesota. * WHEN...From 9 AM this morning to 4 PM CST this afternoon. * IMPACTS...Gusty winds could cause difficult driving conditions for high profile vehicles blow around unsecured objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ jrb
2 follow-up statements
066 WWUS73 KMPX 211644 NPWMPX URGENT - WEATHER MESSAGE National Weather Service Twin Cities/Chanhassen MN 1044 AM CST Mon Dec 21 2020 MNZ054-064-073-074-082>085-091>093-212200- /O.CON.KMPX.WI.Y.0015.000000T0000Z-201221T2200Z/ Lac Qui Parle-Yellow Medicine-Redwood-Brown-Watonwan-Blue Earth- Waseca-Steele-Martin-Faribault-Freeborn- Including the cities of Madison, Granite Falls, Redwood Falls, New Ulm, St James, Mankato, Waseca, Owatonna, Fairmont, Blue Earth, and Albert Lea 1044 AM CST Mon Dec 21 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... * WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of south central, southwest and west central Minnesota. * WHEN...Through 4 PM CST this afternoon. * IMPACTS...Gusty winds could cause difficult driving conditions for high profile vehicles blow around unsecured objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
138 WWUS73 KMPX 212209 NPWMPX URGENT - WEATHER MESSAGE National Weather Service Twin Cities/Chanhassen MN 409 PM CST Mon Dec 21 2020 MNZ054-064-073-074-082>085-091>093-212315- /O.EXP.KMPX.WI.Y.0015.000000T0000Z-201221T2200Z/ Lac Qui Parle-Yellow Medicine-Redwood-Brown-Watonwan-Blue Earth- Waseca-Steele-Martin-Faribault-Freeborn- Including the cities of Madison, Granite Falls, Redwood Falls, New Ulm, St James, Mankato, Waseca, Owatonna, Fairmont, Blue Earth, and Albert Lea 409 PM CST Mon Dec 21 2020 ...WIND ADVISORY HAS EXPIRED... Wind speeds have diminished below advisory levels and will continue to diminish through the rest of the afternoon and evening hours. Therefore, the Wind Advisory has been allowed to expire. $$
Nearby
Wind Advisories in Minnesota, 2020Every wind advisory in 2020
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.