Alert archive / South Dakota / Winter Storm Warnings in 2006
Winter Storm Warning 1, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter storm warning at Feb 15, 2006, 3:45 AM CST for 4 states. It took effect at Feb 15, 2006, 11:45 AM CST. It was in force for 19 hr. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 15, 2006, 3:45 AM CST (09:45 UTC)
- In effect from
- Feb 15, 2006, 11:45 AM CST
- Expired
- Feb 16, 2006, 6:16 AM CST
- In force
- 19 hr
- Issued by
- NWS Sioux Falls, SD
All 33 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, Cottonwood County, MN, Jackson County, MN, Nobles County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Bon Homme County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Lincoln County, SD, McCook County, SD, Minnehaha County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 42 km from the middle of the area, began a volume at 09:49 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 16, 2:37 AM CST | SNOW 2 | Vermillion, SD | |
| Feb 16, 3:07 AM CST | SNOW 3 | Canton, SD | |
| Feb 16, 3:10 AM CST | SNOW 6 | Yankton, SD | |
| Feb 16, 5:35 AM CST | SNOW 1.3 | Sioux City, IA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 9.8 hours before the alert went out and 212 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
- 1970 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS43 KFSD 150945 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 345 AM CST WED FEB 15 2006 .LOW PRESSURE WILL BE MOVING ACROSS THE CENTRAL PLAINS AND MID MISSISSIPPI VALLEY WEDNESDAY NIGHT AND THURSDAY...COUPLED WITH ARCTIC HIGH PRESSURE DRAINING DOWN FROM SOUTHWEST CANADA. A SIGNIFICANT BAND OF SNOW IS LIKELY BETWEEN THESE TWO SYSTEMS. THE EXACT TRACK OF THE HEAVIEST SNOW IS STILL A BIT UNCERTAIN... HOWEVER AT THIS TIME THE HEAVIEST SNOW IS EXPECTED SOUTH OF INTERSTATE 90 IN SOUTHEAST SOUTH DAKOTA...INTO EXTREME NORTHEAST NEBRASKA...NORTHWEST IOWA AND PARTS OF SOUTHWEST MINNESOTA. TEMPERATURES BOTH AT THE SURFACE AND ALOFT WILL BE COLD... RESULTING IN A VERY EFFICIENT SNOWFALL. IN ADDITION...ANOTHER MAY CONCERN WILL BE THE WINDS...AS THEY WILL INCREASE TO 20 TO 35 MPH ON THURSDAY. THESE WINDS COMBINED WITH A FAIRLY DRY SNOWFALL... WILL BE ENOUGH TO CAUSE WIDESPREAD BLOWING AND DRIFTING SNOW... WITH GREATLY REDUCED VISIBILITIES. SDZ064-151745- /O.UPG.KFSD.WS.A.0002.060216T0000Z-060217T0000Z/ /O.NEW.KFSD.WS.W.0001.060215T1800Z-060217T0000Z/ DOUGLAS- INCLUDING THE CITY OF...ARMOUR 345 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOW WILL SPREAD INTO THE AREA BY AFTERNOON AND WILL CONTINUE INTO THURSDAY MORNING. SNOW WILL BE HEAVY AT TIMES WITH TOTAL ACCUMULATIONS OF 6 TO 8 INCHES. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND THURSDAY CREATING AREAS OF BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ SDZ050-063-151745- /O.UPG.KFSD.WS.A.0002.060215T1800Z-060217T0000Z/ /O.NEW.KFSD.WS.W.0001.060215T1800Z-060217T0000Z/ GREGORY-CHARLES MIX- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...LAKE ANDES 345 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOW WILL SPREAD INTO THE AREA BY AFTERNOON AND WILL CONTINUE INTO THURSDAY MORNING. SNOW WILL BE HEAVY AT TIMES WITH TOTAL ACCUMULATIONS OF 6 TO 8 INCHES. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND THURSDAY CREATING AREAS OF BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ001-012-SDZ065>071-151745- /O.UPG.KFSD.WS.A.0002.060216T0000Z-060217T0000Z/ /O.NEW.KFSD.WS.W.0001.060216T0000Z-060217T0000Z/ LYON IA-SIOUX-HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON- CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...ORANGE CITY... SIOUX CENTER...PARKSTON...OLIVET...PARKER...CANTON...TYNDALL... YANKTON...VERMILLION...NORTH SIOUX CITY...ELK POINT 345 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. SNOW WILL SPREAD INTO THE AREA THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES CAN BE EXPECTED WITH THE HEAVIEST AMOUNTS NEAR THE MISSOURI RIVER. IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT AND THURSDAY CREATING WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ002-003-013-014-020>022-031-032-MNZ090-NEZ013-014-151745- /O.UPG.KFSD.WS.A.0002.060216T0000Z-060217T0000Z/ /O.NEW.KFSD.WS.W.0001.060216T0300Z-060217T0000Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-JACKSON-DIXON-DAKOTA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...SHELDON... PRIMGHAR...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...JACKSON...WAKEFIELD...PONCA... SOUTH SIOUX CITY 345 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST LATER THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 9 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MNZ089-151745- /O.UPG.KFSD.WS.A.0002.060216T0000Z-060217T0000Z/ /O.NEW.KFSD.SB.Y.0001.060216T0300Z-060217T0000Z/ NOBLES- INCLUDING THE CITY OF...WORTHINGTON 345 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST LATER THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ SDZ057-058-151745- /O.NEW.KFSD.SB.Y.0001.060215T1800Z-060217T0000Z/ BRULE-AURORA- INCLUDING THE CITIES OF...CHAMBERLAIN...PLANKINTON 345 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THURSDAY. SNOW WILL SPREAD INTO THE AREA FROM BY AFTERNOON AND CONTINUE INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND CONTINUE INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ098-SDZ059>062-151745- /O.NEW.KFSD.SB.Y.0001.060216T0000Z-060217T0000Z/ ROCK-DAVISON-HANSON-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...LUVERNE...MITCHELL...ALEXANDRIA... EMERY...SALEM...SIOUX FALLS 345 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ080-081-151745- /O.NEW.KFSD.SB.Y.0001.060216T0300Z-060217T0000Z/ MURRAY-COTTONWOOD- INCLUDING THE CITIES OF...SLAYTON...WINDOM 345 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST LATER THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$
5 follow-up statements
000 WWUS43 KFSD 151745 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1145 AM CST WED FEB 15 2006 .LOW PRESSURE WILL BE MOVING ACROSS THE CENTRAL PLAINS AND MID MISSISSIPPI VALLEY WEDNESDAY NIGHT AND THURSDAY...COUPLED WITH ARCTIC HIGH PRESSURE DRAINING DOWN FROM SOUTHWEST CANADA. A SIGNIFICANT BAND OF SNOW WILL DEVELOP BETWEEN THESE TWO SYSTEMS. THE HEAVIEST SNOW IS EXPECTED ALONG AND SOUTH OF INTERSTATE 90 IN SOUTHEAST SOUTH DAKOTA...INTO EXTREME NORTHEAST NEBRASKA...NORTHWEST IOWA AND PARTS OF SOUTHWEST MINNESOTA. SNOWFALL WILL RAPIDLY DECREASE OF INTERSTATE 90 WITH 2 TO 5 INCHES OF SNOW EXPECTED FROM WESSINGTON SPRINGS...THROUGH FLANDREAU AND EAST TO SLAYTON. TEMPERATURES BOTH AT THE SURFACE AND ALOFT WILL BE COLD... RESULTING IN A VERY EFFICIENT SNOWFALL. IN ADDITION...ANOTHER MAY CONCERN WILL BE THE WINDS...AS THEY WILL INCREASE TO 20 TO 35 MPH ON THURSDAY. THESE WINDS COMBINED WITH A FAIRLY DRY SNOWFALL... WILL BE ENOUGH TO CAUSE WIDESPREAD BLOWING AND DRIFTING SNOW... WITH GREATLY REDUCED VISIBILITIES. SDZ057-058-160145- /O.UPG.KFSD.SB.Y.0001.060215T1800Z-060217T0000Z/ /O.EXA.KFSD.WS.W.0001.060215T1800Z-060217T0000Z/ BRULE-AURORA- INCLUDING THE CITIES OF...CHAMBERLAIN...PLANKINTON 1145 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT UNTIL 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THURSDAY. THE SNOW AND BLOWING SNOW ADVISORY IS NO LONGER IN EFFECT. SNOW WILL SPREAD INTO THE AREA BY AFTERNOON AND WILL CONTINUE INTO THURSDAY MORNING. SNOW WILL BE HEAVY AT TIMES WITH TOTAL ACCUMULATIONS OF 5 TO 7 INCHES. IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND THURSDAY CREATING AREAS OF BLOWING SNOW AND REDUCING VISIBILITIES TO LESS THAN ONE HALF MILE AT TIMES. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. WITH STRONG WINDS ALSO DEVELOPING...BLOWING SNOW WILL SIGNIFICANTLY DECREASE VISIBILITIES. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MNZ098-SDZ059>062-160145- /O.UPG.KFSD.SB.Y.0001.060216T0000Z-060217T0000Z/ /O.EXA.KFSD.WS.W.0001.060216T0000Z-060217T0000Z/ ROCK-DAVISON-HANSON-MCCOOK-MINNEHAHA- INCLUDING THE CITIES OF...LUVERNE...MITCHELL...ALEXANDRIA... EMERY...SALEM...SIOUX FALLS 1145 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY. THE SNOW AND BLOWING SNOW ADVISORY IS NO LONGER IN EFFECT. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS EVENING AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ MNZ081-089-160145- /O.UPG.KFSD.SB.Y.0001.060216T0300Z-060217T0000Z/ /O.EXA.KFSD.WS.W.0001.060216T0300Z-060217T0000Z/ COTTONWOOD-NOBLES- INCLUDING THE CITIES OF...WINDOM...WORTHINGTON 1145 AM CST WED FEB 15 2006 ...WINTER STORM WARNING IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. THE SNOW AND BLOWING SNOW ADVISORY IS NO LONGER IN EFFECT. SNOW WILL SPREAD INTO THE AREA LATE THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES...ESPECIALLY BEFORE MIDNIGHT. ANOTHER AREA OF SNOW WILL MOVE INTO THE AREA LATE TONIGHT AND THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 5 TO 7 INCHES CAN BE EXPECTED. IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH LATER TONIGHT AND THURSDAY CREATING WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ SDZ050-063-064-160145- /O.CON.KFSD.WS.W.0001.060215T1800Z-060217T0000Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...LAKE ANDES... ARMOUR 1145 AM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY. SNOW WILL SPREAD INTO THE AREA BY AFTERNOON AND WILL CONTINUE INTO THURSDAY MORNING. SNOW WILL BE HEAVY AT TIMES WITH TOTAL ACCUMULATIONS OF 6 TO 8 INCHES. IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND THURSDAY CREATING AREAS OF BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ICE ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ001-012-SDZ065>071-160145- /O.CON.KFSD.WS.W.0001.060216T0000Z-060217T0000Z/ LYON IA-SIOUX-HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON- CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...ORANGE CITY... SIOUX CENTER...PARKSTON...OLIVET...PARKER...CANTON...TYNDALL... YANKTON...VERMILLION...NORTH SIOUX CITY...ELK POINT 1145 AM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY. SNOW WILL SPREAD INTO THE AREA ATE THIS AFTERNOON AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES CAN BE EXPECTED. THE HEAVIEST AMOUNTS ARE EXPECTED TO EXTEND FROM YANKTON THROUGH BERESFORD AND SIOUX CENTER. IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT AND THURSDAY CREATING WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ002-003-013-014-020>022-031-032-MNZ090-NEZ013-014-160145- /O.CON.KFSD.WS.W.0001.060216T0300Z-060217T0000Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-JACKSON-DIXON-DAKOTA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...SHELDON... PRIMGHAR...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...JACKSON...WAKEFIELD...PONCA... SOUTH SIOUX CITY 1145 AM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS EVENING AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ SDZ052-160145- /O.EXB.KFSD.SB.Y.0001.060215T1800Z-060217T0000Z/ JERAULD- INCLUDING THE CITY OF...WESSINGTON SPRINGS 1145 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT UNTIL 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS AFTERNOON. TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ097-SDZ053>056-160145- /O.EXB.KFSD.SB.Y.0001.060216T0000Z-060217T0000Z/ PIPESTONE-SANBORN-MINER-LAKE-MOODY- INCLUDING THE CITIES OF...PIPESTONE...WOONSOCKET...HOWARD... MADISON...FLANDREAU 1145 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM CST THURSDAY. SNOW WILL SPREAD INTO THE AREA FROM THE WEST LATER THIS AFTERNOON. TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ080-160145- /O.CON.KFSD.SB.Y.0001.060216T0300Z-060217T0000Z/ MURRAY- INCLUDING THE CITY OF...SLAYTON 1145 AM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS EVENING AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ SCHUMACHER
000 WWUS43 KFSD 152141 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 341 PM CST WED FEB 15 2006 .LOW PRESSURE WILL BE MOVING ACROSS THE CENTRAL PLAINS AND MID MISSISSIPPI VALLEY WEDNESDAY NIGHT AND THURSDAY...COUPLED WITH ARCTIC HIGH PRESSURE DRAINING DOWN FROM SOUTHWEST CANADA. A SIGNIFICANT BAND OF SNOW WILL DEVELOP BETWEEN THESE TWO SYSTEMS. THE HEAVIEST SNOW IS EXPECTED ALONG AND SOUTH OF INTERSTATE 90 IN SOUTHEAST SOUTH DAKOTA...INTO EXTREME NORTHEAST NEBRASKA... NORTHWEST IOWA AND PARTS OF SOUTHWEST MINNESOTA. SNOWFALL WILL RAPIDLY DECREASE NORTH OF INTERSTATE 90 WITH 2 TO 5 INCHES OF SNOW EXPECTED FROM WESSINGTON SPRINGS...THROUGH FLANDREAU AND EAST TO SLAYTON. TEMPERATURES BOTH AT THE SURFACE AND ALOFT WILL BE COLD... RESULTING IN A VERY EFFICIENT SNOWFALL. IN ADDITION...ANOTHER CONCERN WILL BE THE WINDS...AS THEY WILL INCREASE TO 20 TO 35 MPH ON THURSDAY. THESE WINDS COMBINED WITH A FAIRLY DRY SNOWFALL... WILL BE ENOUGH TO CAUSE WIDESPREAD BLOWING AND DRIFTING SNOW... WITH GREATLY REDUCED VISIBILITIES. SDZ050-057-058-063-064-160545- /O.CON.KFSD.WS.W.0001.000000T0000Z-060217T0000Z/ GREGORY-BRULE-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... PLANKINTON...WAGNER...LAKE ANDES...ARMOUR 341 PM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY. SNOW WILL CONTINUE THROUGH THE NIGHT AND INTO THURSDAY MORNING. SNOW WILL BE HEAVY AT TIMES...WITH TOTAL ACCUMULATIONS OF 7 TO 8 INCHES NEAR THE NEBRASKA BORDER...AND 4 TO 5 INCHES ALONG I 90. BUT IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND THURSDAY CREATING AREAS OF BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ001-012-MNZ098-SDZ059>062-065>071-160545- /O.CON.KFSD.WS.W.0001.060216T0000Z-060217T0000Z/ LYON IA-SIOUX-ROCK-DAVISON-HANSON-MCCOOK-MINNEHAHA-HUTCHINSON- TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...ORANGE CITY... SIOUX CENTER...LUVERNE...MITCHELL...ALEXANDRIA...EMERY...SALEM... SIOUX FALLS...PARKSTON...OLIVET...PARKER...CANTON...TYNDALL... YANKTON...VERMILLION...NORTH SIOUX CITY...ELK POINT 341 PM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY. SNOW WILL CONTINUE TO INCREASE ACROSS THIS AREA INTO WEDNESDAY EVENING...BECOMING MORE INTENSE OVERNIGHT AND INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS WILL VARY FROM 5 TO 6 INCHES NEAR I 90...TO 8 TO 10 INCHES AROUND YANKTON...BERESFORD SOUTH DAKOTA...AND INTO FAR NORTHWEST IOWA. IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT AND THURSDAY CREATING WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ002-003-013-014-020>022-031-032-MNZ081-089-090-NEZ013-014- 160545- /O.CON.KFSD.WS.W.0001.060216T0300Z-060217T0000Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-COTTONWOOD-NOBLES-JACKSON-DIXON-DAKOTA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...SHELDON... PRIMGHAR...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...WINDOM...WORTHINGTON...JACKSON... WAKEFIELD...PONCA...SOUTH SIOUX CITY 341 PM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS EVENING AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ SDZ052-160545- /O.CON.KFSD.SB.Y.0001.000000T0000Z-060217T0000Z/ JERAULD- INCLUDING THE CITY OF...WESSINGTON SPRINGS 341 PM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY. SNOW WILL CONTINUE TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ097-SDZ053>056-160545- /O.CON.KFSD.SB.Y.0001.060216T0000Z-060217T0000Z/ PIPESTONE-SANBORN-MINER-LAKE-MOODY- INCLUDING THE CITIES OF...PIPESTONE...WOONSOCKET...HOWARD... MADISON...FLANDREAU 341 PM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY. SNOW WILL CONTINUE TO SPREAD INTO THE AREA FROM THE WEST AS THE EVENING PROGRESSES...LASTING THROUGH THE NIGHT AND THROUGH THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ080-160545- /O.CON.KFSD.SB.Y.0001.060216T0300Z-060217T0000Z/ MURRAY- INCLUDING THE CITY OF...SLAYTON 341 PM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 6 PM CST THURSDAY. LIGHT SNOW WILL SPREAD INTO THE AREA FROM THE WEST THIS EVENING AND WILL BECOME HEAVY AT TIMES TONIGHT INTO THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATER TONIGHT INTO THURSDAY AND WILL CREATE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MJF
000 WWUS43 KFSD 160148 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 748 PM CST WED FEB 15 2006 .LOW PRESSURE WILL BE MOVING FROM COLORADO TO KANSAS LATER TONIGHT...THEN OVER THE MID MISSISSIPPI VALLEY LATE THURSDAY... WHILE ARCTIC HIGH PRESSURE MOVES SOUTH FROM CANADA. A SIGNIFICANT BAND OF SNOW WILL DEVELOP BETWEEN THESE TWO SYSTEMS. THE HEAVIEST SNOW IS EXPECTED SOUTH OF INTERSTATE 90 IN SOUTHEAST SOUTH DAKOTA...INTO EXTREME NORTHEAST NEBRASKA...NORTHWEST IOWA AND PARTS OF SOUTHWEST MINNESOTA. SNOWFALL WILL RAPIDLY DECREASE NORTH OF INTERSTATE 90 WITH 2 TO 5 INCHES OF SNOW EXPECTED FROM WESSINGTON SPRINGS...THROUGH FLANDREAU AND EAST TO SLAYTON. TEMPERATURES BOTH AT THE SURFACE AND ALOFT WILL BE COLD... RESULTING IN A VERY EFFICIENT SNOWFALL. IN ADDITION...ANOTHER CONCERN WILL BE THE WINDS...AS THEY WILL INCREASE TO 20 TO 35 MPH ON THURSDAY. THESE WINDS COMBINED WITH A FAIRLY DRY SNOWFALL... WILL BE ENOUGH TO CAUSE WIDESPREAD BLOWING AND DRIFTING SNOW... WITH GREATLY REDUCED VISIBILITIES. IAZ001-012-MNZ098-SDZ059>062-065>071-161000- /O.EXT.KFSD.WS.W.0001.060216T0900Z-060217T0000Z/ LYON IA-SIOUX-ROCK-DAVISON-HANSON-MCCOOK-MINNEHAHA-HUTCHINSON- TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...ORANGE CITY... SIOUX CENTER...LUVERNE...MITCHELL...ALEXANDRIA...EMERY...SALEM... SIOUX FALLS...PARKSTON...OLIVET...PARKER...CANTON...TYNDALL... YANKTON...VERMILLION...NORTH SIOUX CITY...ELK POINT 748 PM CST WED FEB 15 2006 ...WINTER STORM WARNING NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY... THE WINTER STORM WARNING IS NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY. SNOW WILL GRADUALLY INCREASE DURING THE NIGHT...AND SHOULD BECOME HEAVY AT TIMES LATE TONIGHT THROUGH THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS WILL VARY FROM 4 TO 6 INCHES NEAR I 90...TO 8 TO 10 INCHES AROUND YANKTON...BERESFORD SOUTH DAKOTA...AND INTO FAR NORTHWEST IOWA. IN ADDITION TO THE SNOW... NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATE TONIGHT AND THURSDAY CREATING WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ002-003-013-014-020>022-031-032-MNZ081-089-090-NEZ013-014- 161000- /O.EXT.KFSD.WS.W.0001.060216T0900Z-060217T0000Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-COTTONWOOD-NOBLES-JACKSON-DIXON-DAKOTA- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...SHELDON... PRIMGHAR...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...WINDOM...WORTHINGTON...JACKSON... WAKEFIELD...PONCA...SOUTH SIOUX CITY 748 PM CST WED FEB 15 2006 ...WINTER STORM WARNING NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY... THE WINTER STORM WARNING IS NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY. SNOW WILL BECOME MORE WIDESPREAD DURING THE NIGHT...AND SHOULD BECOME HEAVY AT TIMES LATE TONIGHT INTO THURSDAY. TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATE TONIGHT INTO THURSDAY AND WILL CREATE WIDESPREAD BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ SDZ050-057-058-063-064-161000- /O.CON.KFSD.WS.W.0001.000000T0000Z-060217T0000Z/ GREGORY-BRULE-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... PLANKINTON...WAGNER...LAKE ANDES...ARMOUR 748 PM CST WED FEB 15 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY. SNOW WILL CONTINUE THROUGH THE NIGHT AND INTO THURSDAY MORNING. SNOW WILL BE HEAVY AT TIMES...WITH TOTAL ACCUMULATIONS OF 7 TO 8 INCHES NEAR THE NEBRASKA BORDER...AND 4 TO 5 INCHES ALONG I 90. BUT IN ADDITION TO THE SNOW...NORTHEAST WINDS WILL INCREASE TO 15 TO 30 MPH TONIGHT AND THURSDAY CREATING AREAS OF BLOWING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ SDZ052-161000- /O.EXT.KFSD.SB.Y.0001.060216T0600Z-060217T0000Z/ JERAULD- INCLUDING THE CITY OF...WESSINGTON SPRINGS 748 PM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST THURSDAY... THE SNOW AND BLOWING SNOW ADVISORY IS NOW IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST THURSDAY. SNOW WILL INCREASE DURING THE NIGHT AND THEN TAPER OFF DURING THE DAY THURSDAY...BUT AREAS OF BLOWING SNOW SHOULD CONTINUE. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATE TONIGHT INTO THURSDAY CREATING THE AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ097-SDZ053>056-161000- /O.EXT.KFSD.SB.Y.0001.060216T0900Z-060217T0000Z/ PIPESTONE-SANBORN-MINER-LAKE-MOODY- INCLUDING THE CITIES OF...PIPESTONE...WOONSOCKET...HOWARD... MADISON...FLANDREAU 748 PM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY... THE SNOW AND BLOWING SNOW ADVISORY IS NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY. SNOW WILL GRADUALLY INCREASE DURING THE NIGHT AND CONTINUE THROUGH THURSDAY MORNING. TOTAL SNOW ACCUMULATIONS OF 2 TO 4 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATE TONIGHT INTO THURSDAY CREATING AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MNZ080-161000- /O.EXT.KFSD.SB.Y.0001.060216T0900Z-060217T0000Z/ MURRAY- INCLUDING THE CITY OF...SLAYTON 748 PM CST WED FEB 15 2006 ...SNOW AND BLOWING SNOW ADVISORY NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY... THE SNOW AND BLOWING SNOW ADVISORY IS NOW IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY. SNOW SHOULD GRADUALLY INCREASE DURING THE NIGHT AND SHOULD BECOME HEAVY AT TIMES LATE TONIGHT INTO THURSDAY. TOTAL SNOW ACCUMULATIONS OF 3 TO 5 INCHES CAN BE EXPECTED. NORTHEAST WINDS WILL INCREASE TO 20 TO 30 MPH LATE TONIGHT INTO THURSDAY CREATING AREAS OF BLOWING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ RSR
000 WWUS43 KFSD 160933 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 333 AM CST THU FEB 16 2006 .LOW PRESSURE WILL MOVE INTO THE MID MISSISSIPPI VALLEY LATER TODAY...WHILE ARCTIC HIGH PRESSURE MOVES SOUTH FROM CANADA. A SIGNIFICANT BAND OF SNOW WILL CONTINUE ACROSS NORTHERN NEBRASKA...NORTHWEST IOWA AND EXTREME SOUTHEAST SOUTH DAKOTA TODAY...DECREASING IN INTENSITY AND COVERAGE BY LATE AFTERNOON. SNOWFALL AMOUNTS WILL RAPIDLY DECREASE ALONG AND NORTH OF INTERSTATE 90. IN ADDITION ADDITION TO THE SNOWFALL...WINDS WILL INCREASE TO 20 TO 30 MPH IN EXTREME EASTERN SOUTH DAKOTA...NORTHWEST IOWA AND SOUTHWEST MINNESOTA. THESE WINDS...COMBINED WITH A FAIRLY DRY SNOWFALL... WILL BE ENOUGH TO CAUSE WIDESPREAD BLOWING AND DRIFTING SNOW... WITH OCCASIONALLY REDUCED VISIBILITIES. MNZ098-SDZ050-059>064-161745- /O.CAN.KFSD.WS.W.0001.000000T0000Z-060217T0000Z/ /O.NEW.KFSD.WW.Y.0004.060216T0933Z-060217T0000Z/ ROCK-GREGORY-DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...LUVERNE...GREGORY...BURKE...MITCHELL... ALEXANDRIA...EMERY...SALEM...SIOUX FALLS...WAGNER...LAKE ANDES... ARMOUR 333 AM CST THU FEB 16 2006 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN CANCELLED. SNOW THAT BEGAN YESTERDAY HAS BEEN SLOW TO ACCUMULATE...WITH MOST LOCATIONS REPORTING AN INCH OR TWO...WITH CLOSER TO 3 INCHES AROUND PLATTE AND GREGORY. ADDITIONAL SNOWFALL AMOUNTS WILL ALSO BE LIGHT...WITH AN ADDITIONAL COUPLE OF INCHES POSSIBLE. WINDS WILL INCREASE FROM THE NORTH THIS AFTERNOON TO 20 TO 25 MPH...CREATING OCCASIONAL REDUCED VISIBILITIES IN BLOWING SNOW. 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. $$ SDZ057-058-161045- /O.CAN.KFSD.WS.W.0001.000000T0000Z-060217T0000Z/ BRULE-AURORA- INCLUDING THE CITIES OF...CHAMBERLAIN...PLANKINTON 333 AM CST THU FEB 16 2006 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER STORM WARNING. WHILE AN ADDITIONAL INCH OF SNOW IS POSSIBLE...THE HEAVIER ACCUMULATIONS HAVE SHIFTED SOUTH OF THE AREA. PLEASE CONTINUE TO USE CAUTION WHILE TRAVELING HOWEVER AS 2 TO 3 TOTAL INCHES HAS FALLEN SINCE WEDNESDAY AFTERNOON. $$ MNZ080-097-161745- /O.CAN.KFSD.SB.Y.0001.000000T0000Z-060217T0000Z/ /O.NEW.KFSD.WW.Y.0004.060216T0933Z-060217T0000Z/ MURRAY-PIPESTONE- INCLUDING THE CITIES OF...SLAYTON...PIPESTONE 333 AM CST THU FEB 16 2006 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE SNOW AND BLOWING SNOW ADVISORY HAS BEEN CANCELLED. SNOW WILL CONTINUE TO INCREASE ACROSS THE AREA THIS MORNING...BUT IS NOT EXPECTED TO BECOME VERY HEAVY. SNOWFALL AMOUNTS OF 2 TO 4 INCHES WILL BE POSSIBLE...AND AS THE NORTH WINDS INCREASE...BLOWING SNOW WILL ALSO REDUCE THE VISIBILITY AT TIMES. PLEASE USE CAUTION WHILE TRAVELING TODAY. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ SDZ052>056-161045- /O.CAN.KFSD.SB.Y.0001.000000T0000Z-060217T0000Z/ JERAULD-SANBORN-MINER-LAKE-MOODY- INCLUDING THE CITIES OF...WESSINGTON SPRINGS...WOONSOCKET... HOWARD...MADISON...FLANDREAU 333 AM CST THU FEB 16 2006 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE SNOW AND BLOWING SNOW ADVISORY. WHILE AN ADDITIONAL INCH OF SNOW IS POSSIBLE...THE HEAVIER ACCUMULATIONS HAVE SHIFTED SOUTH OF THE AREA. PLEASE CONTINUE TO USE CAUTION WHILE TRAVELING HOWEVER AS 2 TO 3 TOTAL INCHES HAS FALLEN SINCE WEDNESDAY AFTERNOON. $$ IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014- SDZ065>071-161745- /O.CON.KFSD.WS.W.0001.000000T0000Z-060217T0000Z/ LYON IA-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY IA-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-COTTONWOOD-NOBLES-JACKSON-DIXON-DAKOTA- HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...SIBLEY...SPIRIT LAKE... ORANGE CITY...SIOUX CENTER...SHELDON...PRIMGHAR...SPENCER... LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE... WINDOM...WORTHINGTON...JACKSON...WAKEFIELD...PONCA... SOUTH SIOUX CITY...PARKSTON...OLIVET...PARKER...CANTON... TYNDALL...YANKTON...VERMILLION...NORTH SIOUX CITY...ELK POINT 333 AM CST THU FEB 16 2006 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. SNOW WILL CONTINUE ACROSS THE WARNING AREA THIS MORNING...THEN DECREASE IN INTENSITY THIS AFTERNOON. AN ADDITIONAL 2 TO 4 INCHES OF SNOW WILL BE POSSIBLE...BRINGING A STORM TOTAL SNOW TO SOME LOCATIONS OF 6 TO 8 INCHES. PLEASE USE CAUTION WHILE TRAVELING TODAY. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE EXPECTED. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ 08
000 WWUS43 KFSD 161216 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 616 AM CST THU FEB 16 2006 .LOW PRESSURE WILL MOVE INTO THE MID MISSISSIPPI VALLEY LATER TODAY...WHILE ARCTIC HIGH PRESSURE MOVES SOUTH FROM CANADA. A BAND OF SNOW WILL CONTINUE TO RAPIDLY DECREASE ACROSS NORTHERN NEBRASKA...NORTHWEST IOWA AND EXTREME SOUTHEAST SOUTH DAKOTA TODAY. ADDITIONAL SNOWFALL AMOUNTS WILL BE AN INCH OR LESS FOR MOST LOCATIONS. WINDS WILL INCREASE TO 20 TO 30 MPH IN EXTREME EASTERN SOUTH DAKOTA...NORTHWEST IOWA AND SOUTHWEST MINNESOTA. THESE WINDS...COMBINED WITH A FAIRLY DRY SNOWFALL... WILL BE ENOUGH TO CAUSE BLOWING AND DRIFTING SNOW...WITH OCCASIONALLY REDUCED VISIBILITIES. IAZ001>003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014- SDZ065>071-162030- /O.CAN.KFSD.WS.W.0001.000000T0000Z-060217T0000Z/ /O.EXA.KFSD.WW.Y.0004.000000T0000Z-060217T0000Z/ LYON IA-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY IA-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-COTTONWOOD-NOBLES-JACKSON-DIXON-DAKOTA- HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...SIBLEY...SPIRIT LAKE... ORANGE CITY...SIOUX CENTER...SHELDON...PRIMGHAR...SPENCER... LE MARS...CHEROKEE...STORM LAKE...SIOUX CITY...IDA GROVE... WINDOM...WORTHINGTON...JACKSON...WAKEFIELD...PONCA... SOUTH SIOUX CITY...PARKSTON...OLIVET...PARKER...CANTON... TYNDALL...YANKTON...VERMILLION...NORTH SIOUX CITY...ELK POINT 616 AM CST THU FEB 16 2006 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN CANCELLED. WINDS WILL BE ON THE INCREASE THIS MORNING...REACHING 20 TO 25 MPH BY THIS AFTERNOON. THIS WILL CREATE AREAS OF BLOWING SNOW AT TIMES. ADDITIONAL SNOWFALL AMOUNTS SHOULD BE TWO INCHES OR LESS...WITH STORM TOTALS OF 3 TO 5 INCHES. 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. $$ MNZ080-097-098-SDZ050-059>064-162030- /O.CON.KFSD.WW.Y.0004.000000T0000Z-060217T0000Z/ MURRAY-PIPESTONE-ROCK-GREGORY-DAVISON-HANSON-MCCOOK-MINNEHAHA- CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...SLAYTON...PIPESTONE...LUVERNE... GREGORY...BURKE...MITCHELL...ALEXANDRIA...EMERY...SALEM... SIOUX FALLS...WAGNER...LAKE ANDES...ARMOUR 616 AM CST THU FEB 16 2006 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. SNOW THAT BEGAN YESTERDAY HAS BEEN SLOW TO ACCUMULATE...WITH MOST LOCATIONS REPORTING AN INCH OR TWO...WITH CLOSER TO 3 INCHES AROUND PLATTE AND GREGORY. ADDITIONAL SNOWFALL AMOUNTS WILL ALSO BE LIGHT...WITH AN ADDITIONAL INCH POSSIBLE. WINDS WILL INCREASE FROM THE NORTH THIS AFTERNOON TO 20 TO 25 MPH...CREATING OCCASIONAL REDUCED VISIBILITIES IN BLOWING SNOW. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
What forecasters said that day
The local office's own words before this winter storm warning 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 warning went out at Feb 14, 8:55 PM CST, 6 hours 50 minutes earlier.
Area forecast discussion, Feb 14, 8:55 PM CST, 6 hours 50 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
855 PM CST TUE FEB 14 2006
.DISCUSSION...
15/00Z NAM COMING IN FAR ENOUGH TO GET A LOOK AT UPCOMING STORM...
AND THINGS STILL LOOK ON TRACK AS WE HAVE FORECAST AT THIS TIME.
BEST LIFT LOOKS TO MOVE ACROSS THE AREA LATER WEDNESDAY NIGHT INTO
THURSDAY MORNING...AND COULD BE LOOKING AT VERY EFFICIENT SNOWFALL
PRODUCER AS FORECAST SOUNDINGS SHOW A PERIOD OF A FEW HOURS BETWEEN
09Z AND 18Z THURSDAY WHERE ENTIRE SATURATED COLUMN BELOW ABOUT 600MB
IS WITHIN FAVORED AREA FOR DENDRITIC SNOW GROWTH /-10C TO -18C/.
FAVORED AREA FOR HEAVIEST SNOWFALL STILL LOOKS TO BE SOUTH OF I-90
WHERE CURRENT WATCH IS POSTED. WILL NOT MAKE ANY CHANGE TO THE GOING
HEADLINE AT THIS TIME...BUT MIDNIGHT SHIFT WILL WANT TO TAKE A CLOSE
LOOK AT SNOW RATIOS WITH DEEP DENDRITIC LAYER AND COLDER AIR POISED
TO PUSH INTO THE AREA BY THAT TIME...AS WELL AS POTENTIAL FOR SOME
INSTABILITY ABOVE THE MID LEVEL FRONT MID-LATE WEDNESDAY NIGHT.
WIND/BLOWING SNOW POTENTIAL ALSO A CONCERN AS THE SYSTEM PASSES...AS
THIS WILL LIKELY BE A FAIRLY LIGHT/DRY SNOW AND IT WILL NOT TAKE AN
EXTREME AMOUNT OF WIND TO CAUSE SIGNIFICANT BLOWING AND DRIFTING.
AS FOR TONIGHT...GOING FORECAST IN DECENT SHAPE. TEMPERATURES LOOK
TO BE ON TRACK...AND NO UPDATES REALLY NEEDED OTHER THAN SOME MINOR
ADJUSTMENTS TO SKY COVER. WILL HAVE NEW GRIDS/ZFP OUT SHORTLY...
MAINLY TO REMOVE EVENING SPRINKLE/FLURRY WORDING AND DROP THE LATE
EVENING SKY COVER TO PARTLY CLOUDY BEFORE MORE EXTENSIVE CLOUD COVER
BEGINS TO PUSH IN FROM THE WEST. JH
&&
.PREV DISCUSSION...
FNTL LOOKNG BAND OF LGT PCPN ASSOCD WITH JET STREAK CONTG TO MOVE
SWED OVER AREA IS PRETTY HI BASED BUT LOOKS LIKE A LTL WILL CONT TO
REACH THE SFC INTO VERY ERY EVE AS BAND MOVES OUT...SO WILL CARRY
MENTN OF A FEW SPRNKLS OR FLRYS. OTRW COLDER AIR WILL SEEP STEADILY
IN AS WE AWAIT WHAT NOW LOOKS LIKE A MAJOR SNOW PRODUCNG SYS FOR AT
LEAST THE SRN HALF OF FCST AREA...WITH EXPCTED RPD DVLPMNT OF PCPN
THOUGHT ABOUT A MENTN LATE TNGT SWRN CRNR BUT LOOKS LIKE THIS RPD
DVLPMNT WILL HOLD OFF TILL DAYBREAK...THEN PROCEED QUICKLY ACRS SRN
PART OF FCST AREA WHILE GRDLY SPRDG NWD.
GFS APPEARS TO BE HANDLNG THIS SYS VERY WELL. IT CERTAINLY HAS BEEN
MUCH BETTER THAN THE ETA/NAM TO NOW. ETA/NAM COMING ARND SOMEWHAT AS
WE GET CLOSER TO THE EVENT BUT STILL APPEARS TO BE UNDERDVLPG SYS.
VERY RIPE PATTRN FOR ISENTROPIC LIFT S OF AREA SHUD PRODUCE
SIGNIFCNT PCPN VERY FAR N OF LWR LVL THERMAL BAND IN THIS REGIME.
AFTER RPD DVLPMNT WED...WED NGT INTO MOST OF THU WILL BE A FAIRLY
LONG PD OF DECENT SNOWFALL INTENSITY...DROPPING OFF FROM THE W DURG
THE DAY THU. HEAVY SNW SEEMS A GOOD BET FOR SRN PART OF FCST
AREA...MSTLY I90 AND S. SLGT NWD SHIFT BY 18Z ETA RUN AND MORE
GLARINGLY A LOOK AT NEW ECMWF PUTS THE QSTN IN THAT IS THIS FAR ENUF
N. WILL GO WITH IT FOR NOW. NO MATTER WHERE DECENT SNW SETS
UP...THERE WILL BE A PRETTY SHARP DROPOFF TO THE N. THIS IS REFLECTD
IN FCST ACCUM WITH NRN EDGE OF FCSTR AREA LUCKY TO GET AN
INCH...WHILE LOOKING PERHAPS AT 6 TO 10 IN IN WATCH AREA.
WILL MENTN BLOWING SNOW AS WELL ACRS SRN PART OF FCST AREA AS WNDS
SHUD INCREASE STEADILY BUT SIGNIFCNTLY WED NGT AND THU.
QUITE COLD AIR WIL OF COURSE BE COMING IN AND WILL HAVE A STG GRIP
ON AREA AS THIS SYS MOVES OUT BY THU NGT. OF COURSE EXPECTED
SNOWFALL WILL AID IN MAKING TEMPS PRETTY COLD...WITH MOST LOWS BLO
ZERO AND A LOT OF HIGHS ONLY IN SINGLE DIGITS AS THE WEEK BEGINS TO
CLOSE.
WILL KEEP A LTL CHC LGT SNW FRI SWRN CRNR IN FAR REACHES OF
WAA PATTRN UPSTAIRS WELL AHD OF PAC COAST TROF...WHILE SOME DIGGING
OF NRN STREAM JET INTO GREATLKS SUPPRESSES THIS ACTVTY FROM SPREADG
VERY FAR E.
IN THE EXTENDED FRI NIGHT THRU TUE...LARGE SCALE PATTERN IS FAIRLY
SIMILAR BETWEEN THE VARIOUS MODELS. BUT SUBTLE DIFFERENCES ARE NOTED
ESP IN THE UPPER AIR AS THE JET BECOMES SEPARATED IN TWO BRANCHES.
EARLY IN THE EXTENDED...FRI NIGHT AND SAT ARE VERY TRICKY CONCERNING
CHCS FOR --SN. DECIDED TO BUY INTO MORE OF A CANADIAN/00Z GFS SOLN
WHICH BRINGS SOME NW FLOW ALOFT INTO THIS AREA...IN OTHER WORDS A
MORE DIGGY SOLN AROUND THE SE CANADA UPPER LOW PER THE NRN STREAM.
THIS WOULD BRING A DRIER SOLN TO THIS FA. HOWEVER...THE ECMWF AND
NOW THE 12Z GFS BRING IN SOME SUBTLE WSW FLOW ALOFT WITH THE SRN
STREAM FURTHER NWD...WHICH WOULD SUGGEST SOME VERY LIGHT OVERRUNNING
WITH A VERY TIGHT H85-H7 BAROCLINIC ZONE IN THIS ENTIRE FA. JUST NOT
QUITE READY TO BUY THAT YET WITH THE STORM PASSING THRU ON THU.
HOWEVER WITH TEMPS THAT COLD ALOFT...IT WL NOT TAKE MUCH TO STRAIN
OUT SOME --SN IN THIS FA...SO MAY HAVE TO RE ADD THEM IN AGAIN
TONIGHT OR TOMORROW. LATER...MODELS ARE FAIRLY SIMILAR IN BRINGING
ANOTHER WEAK UPPER TROF THRU THIS FA SUN NIGHT AND MON. SO ADDED IN
SOME CHC POPS ARE ACROSS OUR S ALONG THE STNRY H7 FRONTAL ZONE.
TEMPS...COLD IS THE KEY WORD WITH ARCTIC AIR IN PLACE. AND
ANTICIPATED NEW SNOW COVER WONT HELP MATTERS ANY. IN MANY PDS...
AVERAGED ABOUT 5 DEGS BLO THE MEX GUIDANCE ON SUN THRU TUE. AGAIN...
FRI NIGHT AND SAT ARE VERY TRICKY IN THAT IF THE NRN BRANCH IS
STRONGER...WE WL LIKELY CLEAR OUT SOME ALLOWING TEMPS TO REALLY
PLUMMET GIVEN THE H85 TEMPS. BUT AM BANKING ON SOME CLOUDS...ESP
ACROSS OUR SOUTH. STILL LOOKS COLD HOWEVER. THE EXTENDED IS FULL OF
H85 TEMPS IN THE TEENS BLO ZERO...SO WOULD NOT BE SURPRISED IF MY
MON AND TUE PDS ARE TOO WARM.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
SD...WNTR STORM WATCH WED AFTN THRU THU GREGORY/CHAS MIX COS.
WNTR STORM WATCH WED NGT AND THU REST OF SERN SD S OF I90.
MN...WNTR STORM WATCH WED NGT AND THU NOBLES/JACKSON COS.
IA...WNTR STORM WATCH WED NGT AND THU ALL OF NWRN IA.
NE...WNTR STORM WATCH WED NGT AND THU EXTRM NERN NE.
&&
WILLIAMS/MJFHazardous weather outlook, Feb 14, 5:37 AM CST, 22 hours 8 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.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 15, 3:45 AM CST | Snow and Blowing Snow Advisory | FSD | Aurora, Brule, Davison, Hanson, Jerauld, Lake and 5 more | 24 hr |
Nearby
Winter Storm Warnings in South Dakota, 2006Winter Storm Warnings in Iowa, 2006Winter Storm Warnings in Minnesota, 2006Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.