Alert archive / Iowa / Winter Storm Watches in 2006
Winter Storm Watch 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter storm watch at Feb 14, 2006, 3:39 PM CST for 10 counties in South Dakota; 11 counties in Iowa; Jackson County, Nobles County, Minnesota. It took effect at Feb 15, 2006, 12:00 PM CST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 14, 2006, 3:39 PM CST (21:39 UTC)
- In effect from
- Feb 15, 2006, 12:00 PM CST
- Expired
- Feb 15, 2006, 3:45 AM CST
- In force
- Issued by
- NWS Sioux Falls, SD
All 23 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Dickinson County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Jackson County, MN, Nobles County, MN, Bon Homme County, SD, Charles Mix County, SD, Clay County, SD, Douglas County, SD, Gregory County, SD, Hutchinson County, SD, Lincoln County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 57 km from the middle of the area, began a volume at 21:42 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, 9.7 hours before the alert went out and 305 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
- 759 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Sioux Falls, SD wrote its last area forecast discussion before this winter storm watch went out at Feb 14, 3:05 PM CST, 34 minutes earlier.
Area forecast discussion, Feb 14, 3:05 PM CST, 34 minutes before
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</html>Hazardous weather outlook, Feb 14, 5:37 AM CST, 10 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 0537 AM CST TUE FEB 14 2006 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-151200- AURORA-BEADLE-BON HOMME-BROOKINGS-BRULE-BUENA VISTA IA- CHARLES MIX-CHEROKEE IA-CLAY-CLAY IA-COTTONWOOD MN-DAKOTA NE- DAVISON-DICKINSON IA-DIXON NE-DOUGLAS-GREGORY-HANSON-HUTCHINSON- IDA IA-JACKSON MN-JERAULD-KINGSBURY-LAKE-LINCOLN-LINCOLN MN- LYON IA-LYON MN-MCCOOK-MINER-MINNEHAHA-MOODY-MURRAY MN-NOBLES MN- OBRIEN IA-OSCEOLA IA-PIPESTONE MN-PLYMOUTH IA-ROCK MN-SANBORN- SIOUX IA-TURNER-UNION-WOODBURY IA-YANKTON- 0537 AM CST TUE FEB 14 2006 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY LIGHT SNOWFALL WILL BEGIN TO BREAK OUT WEDNESDAY MORNING IN SOUTH CENTRAL SOUTH DAKOTA...WITH A BROAD BAND OF SNOW DEVELOPING ACROSS SOUTHEAST SOUTH DAKOTA ALONG AND SOUTH OF INTERSTATE 90 BY LATER AFTERNOON WEDNESDAY AFTERNOON. THE SNOW WILL INTENSIFY IN A BAND FROM WINNER...TO YANKTON...TO JACKSON WEDNESDAY NIGHT. BY THURSDAY MORNING...THE MORE SIGNIFICANT ACCUMULATING SNOWFALL IS EXPECTED FROM THE INTERSTATE 90 AREAS OF SOUTHWEST MINNESOTA...BACK THROUGH FAR SOUTHEASTERN SOUTH DAKOTA. STORM TOTAL SNOWFALL AMOUNTS WILL BE GREATEST ALONG AN AXIS FROM GREGORY TO YANKTON TO SPENCER...WHERE AMOUNTS WILL BE NEAR 6 INCHES. LESSER AMOUNTS WILL FALL TO THE NORTH WITH 3 TO 5 INCHES NEAR INTERSTATE 90...AND AN INCH OR TWO ALONG THE HIGHWAY 14 CORRIDOR FROM HURON TO BROOKINGS. WINDS WILL INCREASE ON THURSDAY AND WILL RESULT IN BELOW ZERO WIND CHILL READINGS...AS WELL AS SOME AREAS OF BLOWING SNOW...ESPECIALLY THROUGH FAR SOUTHEAST SOUTH DAKOTA AND NORTHWEST IOWA. VERY COLD AIR WILL LINGER ACROSS THE AREA THROUGH THE WEEKEND...WITH A SLIGHT MODERATION EXPECTED ON SUNDAY. IN CONTRAST TO OUR RECENT MILD WEATHER...TEMPERATURES WILL RUN 15 TO 25 DEGREES BELOW NORMAL. SOME WIND CHILL READINGS COULD APPROACH 20 DEGREES BELOW ZERO ON FRIDAY AND SATURDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.CRH.NOAA.GOV/FSD. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
Nearby
Winter Storm Watches in Iowa, 2006Winter Storm Watches in South Dakota, 2006Winter Storm Watches in Minnesota, 2006Every winter storm watch in 2006
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.