Blizzard in Iowa and E Nebraska

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senorpepr
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Blizzard in Iowa and E Nebraska

#1 Postby senorpepr » Wed Feb 28, 2007 9:40 pm

Looks like a nasty day in Iowa. Even around Omaha and Lincoln (NE), we're expecting a good deal of snow (at least a half foot), but not quite blizzard criteria, which is visibility less than 1/4mi (400m), winds greater than 30kt, and temperatures below 20F.

Code: Select all

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
410 PM CST WED FEB 28 2007

...BLIZZARD CONDITIONS EXPECTED WITH SECOND ROUND OF SEVERE
WINTER WEATHER ...

.LOW PRESSURE WILL INTENSIFY AND MOVE OUT OF KANSAS ACROSS
NORTHERN MISSOURI AND THEN ACROSS SOUTHERN AND EASTERN IOWA
THROUGH THURSDAY. BEHIND THE LOW A VERY STRONG NORTHWEST WIND WILL
DEVELOP. WIND SPEEDS WILL INCREASE TO 25 TO 40 MPH WITH HIGHER
GUSTS CAUSING BLIZZARD CONDITIONS OVER MUCH OF IOWA THROUGH FRIDAY.

IAZ004>007-015>017-023>027-033>038-010615-
/O.UPG.KDMX.BZ.A.0001.070301T0900Z-070302T1800Z/
/O.NEW.KDMX.BZ.W.0002.070301T1200Z-070303T0000Z/
/O.CON.KDMX.WW.Y.0003.000000T0000Z-070301T0900Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-SAC-CALHOUN-WEBSTER-
HAMILTON-HARDIN-GRUNDY-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...SAC CITY...
ROCKWELL CITY...FORT DODGE...WEBSTER CITY...ELDORA...
GRUNDY CENTER
410 PM CST WED FEB 28 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST
THURSDAY...
...BLIZZARD WARNING IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT FROM 6 AM THURSDAY TO 6 PM CST
FRIDAY. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. A WINTER
WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST THURSDAY.

A MIX OF FREEZING DRIZZLE...SLEET OR SNOW WILL FALL OVER THE
ADVISORY AREA THROUGH THE EVENING HOURS AND END AFTER MIDNIGHT.
THE PRECIPITATION WILL BE OFF AND ON AND PRECIPITATION AMOUNTS
WILL BE LIGHT BUT ANY FREEZING PRECIPITATION FALLING OVER THE AREA
WILL ONLY COMPOUND ANY REMAINING PROBLEMS FROM LAST WEEKENDS ICE
STORM.

THE MIXED PRECIPITATION WILL CHANGE OVER TO SNOW DURING THE
MORNING HOURS THURSDAY. BY LATE THURSDAY 5 TO 9 INCHES OF SNOW
WILL FALL. IN ADDITION TO THE SNOW...A VERY STRONG NORTHWEST WIND
WILL INCREASE TO 25 TO 40 MPH WITH HIGHER GUSTS. THIS WILL CAUSE
BLIZZARD CONDITIONS OVER THE AREA. THE BLIZZARD CONDITIONS WILL
PERSIST THROUGH FRIDAY WHEN THE WIND WILL BEGIN TO DIMINISH.

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$
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#2 Postby senorpepr » Thu Mar 01, 2007 12:58 pm

Unfortunately, the NWS CRH webpage is down, but the Omaha metro area is now in a blizzard warning. (And it has verified based on local observations)

I was woke up just before sunrise by nearby thunder. The thundersnow dumped a good deal of snow on us in a short period of time.

Already, we have 7 inches, with anywhere from another 4 to 8 inches expected. Visibility right now is about 300-600 feet with occasional dips to near zero visibility.
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#3 Postby senorpepr » Thu Mar 01, 2007 2:40 pm

Downtown airport has reported 11". Nearly every highway around the metro area, including Interstate 80, is closed due to drifting and numerous cars being stuck.
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#4 Postby senorpepr » Thu Mar 01, 2007 2:58 pm

Here are some snow totals around the area...

Snow Location Time
14.0 Harlan IA 1249
12.8 Boys Town NE 1NW 1030
12.0 Bennington NE 1051
12.0 Onawa IA 1249
12.0 Gretna NE 1200
11.0 Omaha NE 150th / Maple 1000
11.0 Valley NE 1036
10.0 Elkhorn NE 1010
10.0 Fremont NE 1106
9.5 Tecumseh NE 1101
8.9 Bennet NE 1058
8.0 Omaha NE 120th / Center 1024
8.0 Omaha NE Florence 1224
7.0 Offutt AFB NE 3S 1141
6.8 Millard NE 0800
6.0 Greenwood NE 0534
5.5 Omaha NE Eppley Arpt 1156
5.0 Pacific Junction IA 2W 1156
5.0 Little Sioux IA 0815
4.5 Clarinda IA 1200
4.0 Milford NE 0534
3.8 Auburn NE 1054
3.5 Offutt AFB NE 3N 1200
2.0 Lincoln NE 0534
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#5 Postby Aslkahuna » Thu Mar 01, 2007 3:43 pm

BTW the temperature criterion is no longer used in the definition of a blizzard.

Steve
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#6 Postby senorpepr » Thu Mar 01, 2007 3:51 pm

Ahh, thanks, Steve.
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#7 Postby senorpepr » Thu Mar 01, 2007 8:09 pm

PRELIMINARY SNOWFALL REPORTS
FROM THURSDAY MARCH 1, AS OF 4:15 PM...

AREA SNOWFALL

HARLAN IA 16.0 (STILL SNOWING)
BOYS TOWN 12.8
ONAWA IA 12.0 (STILL SNOWING)
BENNINGTON 12.0
GRETNA 12.0
VALLEY 12.0
LITTLE SIOUX IA 11.7
OMAHA (149TH - BLONDO) 11.4
UNDERWOOD IA 11.2
OMAHA (DODGE PARK) 11.0
OMAHA (DOWNTOWN) 10.0
FREMONT 10.0
ELKHORN 10.0
TECUMSEH 9.5
OMAHA (120TH - CENTER) 9.0
BENNETT 9.0
HICKMAN 9.0
OMAHA (FLORENCE) 8.0
MILLS COUNTY IA 8 - 10 (STILL SNOWING)
MONTGOMERY COUNTY IA 8 (STILL SNOWING)
OFFUTT AFB 7.0 (STILL SNOWING)
PAGE COUNTY IA 7 (STILL SNOWING)
LINCOLN 6.6
EPPLEY AIRPORT 5.5
FREMONT COUNTY IA 5 - 6 (STILL SNOWING)
AUBURN NE 4.7
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#8 Postby senorpepr » Thu Mar 01, 2007 8:14 pm

Here's more snowfall totals... this for Iowa...

Image
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#9 Postby Aslkahuna » Thu Mar 01, 2007 8:44 pm

Duluth MN is having their backside handed to them. Gusts well over 50kt and Thundersnow to boot a lot of dynamics with that system.

Steve
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#10 Postby Stephanie » Thu Mar 01, 2007 9:15 pm

This is one heck of a strong storm from the North to the South!
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#11 Postby Aquawind » Fri Mar 02, 2007 9:14 am

Impressive coverage and depth. Whata double whammy week for the northlanders!

As of 3am CST...evidently not all locations have updated..


MINNESOTA
DULUTH 18.0
DEEPHAVEN 16.0
HILLTOP 14.5
DULUTH NWS 14.0
CHANHASSEN 12.7
ANDOVER 12.5
WACONIA 12.5
MINNEAPOLIS 12.4
EAST BETHEL 12.2
MANKATO 12.0
ASKOV-BRUNO 12.0
RUTHTON 12.0
PINE CITY 11.5
SLAYTON 11.0
ST. PAUL 11.0
TWO HARBORS 10.9


..NEBRASKA
BOYS TOWN 12.8
ONAWA 12.0
VALLEY 12.0
OMAHA 11.4
MILLARD 8.8
LINCOLN 6.6
BENNET 6.0
DESHLER 2.0

..IOWA
HARLAN 16.0
CAROL ARPT 16.0
ESTHERVILLE 14.0
OAKLAND 13.0
SPIRIT LAKE 12.0
UNDERWOOD 11.2
CHEROKEE 10.0
SHELDON 10.0
HUMBOLT 10.0
STORM LAKE 10.0
SIOUX CITY 1 NE 8.6
SIOUX FALLS 8.0
MASON CITY 8.0
ST ANSGAR 7.5

http://kamala.cod.edu/HPC/latest.acus.KWBC.html
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