Alert archive / Nebraska / Wind Advisories in 2021

Wind Advisory 3, NWS Omaha, NE

March 9, 20218 counties in Iowa; 15 counties in Nebraska

NWS Omaha, NE issued this wind advisory at Mar 9, 2021, 2:33 PM CST for 8 counties in Iowa; 15 counties in Nebraska. It took effect at Mar 10, 2021, 6:00 AM CST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Mar 9, 2021, 2:33 PM CST (20:33 UTC)
In effect from
Mar 10, 2021, 6:00 AM CST
Expired
Mar 10, 2021, 6:00 PM CST
In force
12 hr
Issued by
NWS Omaha, NE
All 23 counties

Fremont County, IA, Harrison County, IA, Mills County, IA, Monona County, IA, Montgomery County, IA, Page County, IA, Pottawattamie County, IA, Shelby County, IA, Cass County, NE, Douglas County, NE, Gage County, NE, Jefferson County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE, Washington County, NE

The radar

The Omaha radar (KOAX), 52 km from the middle of the area, began a volume at 20:33 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

Omaha, NE (KOAX), launched 12:00Z, 8.6 hours before the alert went out and 52 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.

Skew-T log-pSkew-T log-p diagram, Omaha, NE at 12:00Z on 2021-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2021-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 462 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1614 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
462 m²/s²
0-3 km storm-relative helicity
619 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

006 
WWUS73 KOAX 092033
NPWOAX

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
233 PM CST Tue Mar 9 2021


IAZ090-091-NEZ068-089>093-100445-
/O.NEW.KOAX.WI.Y.0003.210310T1200Z-210311T0000Z/
Fremont-Page-Otoe-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Sidney, Hamburg, Tabor, Farragut, 
Clarinda, Shenandoah, Nebraska City, Beatrice, Tecumseh, 
Sterling, Auburn, Pawnee City, Table Rock, and Falls City
233 PM CST Tue Mar 9 2021

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM CST WEDNESDAY...

The National Weather Service in Omaha/Valley has issued a Wind
Advisory, which is in effect from 6 AM to 6 PM CST Wednesday. 

* WHAT...South winds 25 to 35 mph with gusts up to 45 mph
  expected.

* WHERE...Southeast Nebraska and southwest Iowa.

* WHEN...6 AM Wednesday to 6 PM Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 30 to 39 mph are expected for
one hour or longer, or winds of 45 to 57 mph for any duration.
Winds this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

&&

$$
5 follow-up statements
303 
WWUS73 KOAX 100322
NPWOAX

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
922 PM CST Tue Mar 9 2021

IAZ090-091-NEZ068-089>093-101130-
/O.CON.KOAX.WI.Y.0003.210310T1200Z-210311T0000Z/
Fremont-Page-Otoe-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Sidney, Hamburg, Tabor, Farragut, 
Clarinda, Shenandoah, Nebraska City, Beatrice, Tecumseh, 
Sterling, Auburn, Pawnee City, Table Rock, and Falls City
922 PM CST Tue Mar 9 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM TO 6 PM CST
WEDNESDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 45 mph 
  expected.

* WHERE...Southeast Nebraska and southwest Iowa.

* WHEN...6 AM Wednesday to 6 PM Wednesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
500 
WWUS73 KOAX 100857
NPWOAX

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
257 AM CST Wed Mar 10 2021

IAZ043-055-056-069-079-080-NEZ045-051>053-065>067-078-088-110000-
/O.EXA.KOAX.WI.Y.0003.210310T1200Z-210311T0000Z/
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Washington-
Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Saline-Jefferson-
Including the cities of Onawa, Mapleton, Missouri Valley, 
Woodbine, Logan, Dunlap, Harlan, Council Bluffs, Glenwood, 
Red Oak, Blair, Wahoo, Ashland, Yutan, Omaha, Bellevue, 
Papillion, La Vista, Seward, Milford, Lincoln, Plattsmouth, 
Crete, Wilber, and Fairbury
257 AM CST Wed Mar 10 2021

...WIND ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO 6 PM CST
THIS EVENING...

* WHAT...Southwest winds sustained at 20 to 30 mph with gusts of
  50 to 55 mph expected in the afternoon.

* WHERE...Portions of east central and southeast Nebraska and 
  southwest and west central Iowa.

* WHEN...From 6 AM this morning to 6 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Very high to extreme fire danger is also expected in these
  areas. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

IAZ090-091-NEZ068-089>093-110000-
/O.CON.KOAX.WI.Y.0003.210310T1200Z-210311T0000Z/
Fremont-Page-Otoe-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Sidney, Hamburg, Tabor, Farragut, 
Clarinda, Shenandoah, Nebraska City, Beatrice, Tecumseh, 
Sterling, Auburn, Pawnee City, Table Rock, and Falls City
257 AM CST Wed Mar 10 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
CST THIS EVENING...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph 
  expected.

* WHERE...In Nebraska, Johnson, Nemaha, Richardson, Otoe, Pawnee 
  and Gage Counties. In Iowa, Page and Fremont Counties.

* WHEN...From 6 AM this morning to 6 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Very high to extreme fire danger is also expected in these
  areas. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
619 
WWUS73 KOAX 101806
NPWOAX

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
1206 PM CST Wed Mar 10 2021

IAZ043-055-056-069-079-080-090-091-NEZ045-051>053-065>068-078-
088>093-110000-
/O.CON.KOAX.WI.Y.0003.000000T0000Z-210311T0000Z/
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-
Page-Washington-Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-
Saline-Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Onawa, Mapleton, Missouri Valley, 
Woodbine, Logan, Dunlap, Harlan, Council Bluffs, Glenwood, 
Red Oak, Sidney, Hamburg, Tabor, Farragut, Clarinda, Shenandoah, 
Blair, Wahoo, Ashland, Yutan, Omaha, Bellevue, Papillion, 
La Vista, Seward, Milford, Lincoln, Plattsmouth, Nebraska City, 
Crete, Wilber, Fairbury, Beatrice, Tecumseh, Sterling, Auburn, 
Pawnee City, Table Rock, and Falls City
1206 PM CST Wed Mar 10 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts up to 55 mph.

* WHERE...Portions of east central and southeast Nebraska and 
  southwest and west central Iowa.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
176 
WWUS73 KOAX 102131
NPWOAX

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
331 PM CST Wed Mar 10 2021

IAZ043-055-056-069-079-080-090-091-NEZ045-051>053-065>068-078-
088>093-110000-
/O.CON.KOAX.WI.Y.0003.000000T0000Z-210311T0000Z/
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-
Page-Washington-Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-
Saline-Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Onawa, Mapleton, Missouri Valley, 
Woodbine, Logan, Dunlap, Harlan, Council Bluffs, Glenwood, 
Red Oak, Sidney, Hamburg, Tabor, Farragut, Clarinda, Shenandoah, 
Blair, Wahoo, Ashland, Yutan, Omaha, Bellevue, Papillion, 
La Vista, Seward, Milford, Lincoln, Plattsmouth, Nebraska City, 
Crete, Wilber, Fairbury, Beatrice, Tecumseh, Sterling, Auburn, 
Pawnee City, Table Rock, and Falls City
331 PM CST Wed Mar 10 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...West winds 25 to 35 mph with gusts up to 55 mph.

* WHERE...Portions of east central and southeast Nebraska and 
  southwest and west central Iowa.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
010 
WWUS73 KOAX 102357
NPWOAX

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
557 PM CST Wed Mar 10 2021

IAZ043-055-056-069-079-080-090-091-NEZ045-051>053-065>068-078-
088>093-110100-
/O.EXP.KOAX.WI.Y.0003.000000T0000Z-210311T0000Z/
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-
Page-Washington-Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-
Saline-Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Onawa, Mapleton, Missouri Valley, 
Woodbine, Logan, Dunlap, Harlan, Council Bluffs, Glenwood, 
Red Oak, Sidney, Hamburg, Tabor, Farragut, Clarinda, Shenandoah, 
Blair, Wahoo, Ashland, Yutan, Omaha, Bellevue, Papillion, 
La Vista, Seward, Milford, Lincoln, Plattsmouth, Nebraska City, 
Crete, Wilber, Fairbury, Beatrice, Tecumseh, Sterling, Auburn, 
Pawnee City, Table Rock, and Falls City
557 PM CST Wed Mar 10 2021

...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

Winds have decreased a little compared to earlier today. The wind
advisory that was issued earlier will be allowed to expire at 6 pm.
Expect winds to gradually decrease through the evening. 

$$

Nearby

Wind Advisories in Nebraska, 2021Wind Advisories in Iowa, 2021Every wind advisory in 2021

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.