Alert archive / Minnesota / Winter Storm Warnings in 2013
Winter Storm Warning 5, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter storm warning at Apr 18, 2013, 3:59 PM CDT for 7 counties in Minnesota; 4 counties in South Dakota; Lyon County, Iowa. It was in force for 9 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
- Apr 18, 2013, 3:59 PM CDT (20:59 UTC)
- Expired
- Apr 19, 2013, 1:00 AM CDT
- In force
- 9 hr
- Issued by
- NWS Sioux Falls, SD
Counties Lyon County, IA, Cottonwood County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Brookings County, SD, Lincoln County, SD, Minnehaha County, SD, Moody County, SD
The radar
The Sioux Falls radar (KFSD), 55 km from the middle of the area, began a volume at 20:58 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 |
|---|---|---|---|
| Apr 18, 5:33 PM CDT | SNOW 6 | Luverne, MN | |
| Apr 18, 6:59 PM CDT | SNOW 2.8 | Sioux Falls, SD | |
| Apr 18, 6:59 PM CDT | SNOW 4 | 4 S Cottonwood, MN | |
| Apr 18, 8:10 PM CDT | HEAVY SNOW 7 | Ivanhoe, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 9.0 hours before the alert went out and 206 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
- 592 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -42 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
936 WWUS43 KFSD 182059 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 359 PM CDT THU APR 18 2013 IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-190500- /O.CAN.KFSD.WS.W.0004.000000T0000Z-130419T0600Z/ /O.NEW.KFSD.WS.W.0005.130418T2100Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 359 PM CDT THU APR 18 2013 ...WINTER STORM WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES OF SNOW ARE LIKELY ALONG INTERSTATE 29...WITH 2 TO 3 INCHES THROUGH ADJACENT AREAS IN SOUTHWEST MINNESOTA. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ SDZ038-053-059-182300- /O.CAN.KFSD.WW.Y.0018.000000T0000Z-130418T2300Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130418T2300Z/ BEADLE-SANBORN-DAVISON- INCLUDING THE CITIES OF...HURON...WOONSOCKET...MITCHELL 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ONLY MINOR ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED. * WIND AND VISIBILITY...NORTHWEST WINDS OF 20 TO 35 MPH WILL DECREASE TO 10 TO 20 MPH THROUGH THE EVENING HOURS. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ NEZ013-SDZ039-054-055-060-061-065-066-068>071-190100- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0100Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130419T0100Z/ DIXON-KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER- BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...DE SMET... ARLINGTON...LAKE PRESTON...HOWARD...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED TO BE AROUND AN INCH THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL GRADUALLY DIMINISH TO 15 TO 25 MPH THROUGH THE EVENING. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IAZ012-020-021-031-NEZ014-190100- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0100Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130419T0100Z/ SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...SIOUX CITY...SOUTH SIOUX CITY 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...PERIODS OF SNOW WILL PERSIST INTO THE EVENING HOURS...ESPECIALLY INTO THE EARLY EVENING. BE AWARE THAT AS TEMPERATURES COOL THIS EVENING...THAT ANY SNOW WHICH BLEW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS OF AROUND AN INCH OR TWO ARE LIKELY THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTH WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THROUGH THE EVENING HOURS. THIS WILL CAUSE BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW THROUGH LATE THIS AFTERNOON OR EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-003-013-014-MNZ090-190500- /O.CAN.KFSD.WW.Y.0017.000000T0000Z-130419T0600Z/ /O.NEW.KFSD.WW.Y.0020.130418T2100Z-130419T0600Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-JACKSON- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...JACKSON... LAKEFIELD 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES OF SNOWFALL ARE LIKELY THROUGH THE EVENING HOURS. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ052-058-063-064-182200- /O.CAN.KFSD.WW.Y.0018.000000T0000Z-130418T2100Z/ JERAULD-AURORA-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...WESSINGTON SPRINGS...ALPENA... PLANKINTON...WHITE LAKE...STICKNEY...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. LITTLE ADDITIONAL SNOWFALL IS EXPECTED ACROSS THE AREA. $$ SDZ050-057-182200- /O.CAN.KFSD.WW.Y.0019.000000T0000Z-130418T2100Z/ GREGORY-BRULE- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN...KIMBALL 359 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS CANCELLED THE WINTER WEATHER ADVISORY. LITTLE ADDITIONAL SNOWFALL IS EXPECTED ACROSS THE AREA. $$
2 follow-up statements
130 WWUS43 KFSD 182251 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 551 PM CDT THU APR 18 2013 SDZ038-053-059-190000- /O.EXP.KFSD.WW.Y.0020.000000T0000Z-130418T2300Z/ BEADLE-SANBORN-DAVISON- INCLUDING THE CITIES OF...HURON...WOONSOCKET...MITCHELL 551 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 PM CDT THIS EVENING... LITTLE ADDITIONAL ACCUMULATION IS EXPECTED ACROSS THE AREA. $$ IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-190600- /O.CON.KFSD.WS.W.0005.000000T0000Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 551 PM CDT THU APR 18 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES OF SNOW ARE LIKELY ALONG INTERSTATE 29...WITH 2 TO 3 INCHES THROUGH ADJACENT AREAS IN SOUTHWEST MINNESOTA. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ NEZ013-SDZ039-054-055-060-061-065-066-068>071-190100- /O.CON.KFSD.WW.Y.0020.000000T0000Z-130419T0100Z/ DIXON-KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER- BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...DE SMET... ARLINGTON...LAKE PRESTON...HOWARD...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 551 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...SNOWFALL WILL CONTINUE TO SLOWLY DIMINISH THROUGH THE LATE AFTERNOON AND EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY LATE TODAY. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS ARE EXPECTED TO BE AROUND AN INCH THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL GRADUALLY DIMINISH TO 15 TO 25 MPH THROUGH THE EVENING. THROUGH LATE AFTERNOON...VISIBILITIES WILL SOMETIMES BE REDUCED TO AROUND A HALF MILE BEFORE IMPROVING THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ IAZ012-020-021-031-NEZ014-190100- /O.CON.KFSD.WW.Y.0020.000000T0000Z-130419T0100Z/ SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...SIOUX CITY...SOUTH SIOUX CITY 551 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... * TIMING...PERIODS OF SNOW WILL PERSIST INTO THE EVENING HOURS... ESPECIALLY INTO THE EARLY EVENING. BE AWARE THAT AS TEMPERATURES COOL THIS EVENING...THAT ANY SNOW WHICH BLEW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES. * ACCUMULATIONS...ADDITIONAL SNOWFALL ACCUMULATIONS OF AROUND AN INCH OR TWO ARE LIKELY THROUGH EARLY EVENING. * WIND AND VISIBILITY...NORTH WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THROUGH THE EVENING HOURS. THIS WILL CAUSE BLOWING SNOW...PRIMARILY WHILE SNOW IS FALLING. VISIBILITY WILL LOWER TO A HALF MILE OR LESS AT TIMES IN THE HEAVIER FALLING AND BLOWING SNOW THROUGH LATE THIS AFTERNOON OR EARLY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ IAZ002-003-013-014-MNZ090-190600- /O.CON.KFSD.WW.Y.0020.000000T0000Z-130419T0600Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-JACKSON- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...JACKSON... LAKEFIELD 551 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES OF SNOWFALL ARE LIKELY THROUGH THE EVENING HOURS. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
990 WWUS43 KFSD 190052 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 752 PM CDT THU APR 18 2013 NEZ013-SDZ039-054-055-060-061-065-066-068>071-190200- /O.EXP.KFSD.WW.Y.0020.000000T0000Z-130419T0100Z/ DIXON-KINGSBURY-MINER-LAKE-HANSON-MCCOOK-HUTCHINSON-TURNER- BON HOMME-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...WAKEFIELD...PONCA...ALLEN...DE SMET... ARLINGTON...LAKE PRESTON...HOWARD...MADISON...ALEXANDRIA... EMERY...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...PARKSTON... FREEMAN...MENNO...TRIPP...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 752 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... LITTLE ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED ACROSS THE AREA. $$ IAZ012-020-021-031-NEZ014-190200- /O.EXP.KFSD.WW.Y.0020.000000T0000Z-130419T0100Z/ SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-DAKOTA- INCLUDING THE CITIES OF...ORANGE CITY...SIOUX CENTER...LE MARS... CHEROKEE...SIOUX CITY...SOUTH SIOUX CITY 752 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... LITTLE ADDITIONAL SNOWFALL ACCUMULATION IS EXPECTED ACROSS THE AREA. $$ IAZ001-MNZ071-072-080-081-089-097-098-SDZ040-056-062-067-190600- /O.CON.KFSD.WS.W.0005.000000T0000Z-130419T0600Z/ LYON-LINCOLN-MURRAY-COTTONWOOD-NOBLES-PIPESTONE-ROCK-BROOKINGS- MOODY-MINNEHAHA- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...PIPESTONE...LUVERNE...BROOKINGS...FLANDREAU... SIOUX FALLS...CANTON...LENNOX...TEA...HARRISBURG 752 PM CDT THU APR 18 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 2 INCHES OF SNOW ARE LIKELY ALONG INTERSTATE 29...WITH 2 TO 3 INCHES THROUGH ADJACENT AREAS IN SOUTHWEST MINNESOTA. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. && $$ IAZ002-003-013-014-MNZ090-190600- /O.CON.KFSD.WW.Y.0020.000000T0000Z-130419T0600Z/ OSCEOLA-DICKINSON-OBRIEN-CLAY-JACKSON- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...JACKSON... LAKEFIELD 752 PM CDT THU APR 18 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT FRIDAY... * TIMING...SNOW WILL BE WIDESPREAD INTO THE EVENING HOURS... HOWEVER THE HEAVIEST SNOW WILL LIKELY END BY LATE THURSDAY AFTERNOON OR EARLY EVENING. BE AWARE THAT BLOWING SNOW ACROSS ROADWAYS MAY BEGIN TO FREEZE ON UNTREATED SURFACES BY EARLY EVENING. * ACCUMULATIONS...ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES OF SNOWFALL ARE LIKELY THROUGH THE EVENING HOURS. WITH THE BANDED NATURE OF THE SNOWFALL...AMOUNTS COULD VARY GREATLY OVER SHORT DISTANCES. * WIND AND VISIBILITY...NORTHWEST WINDS OF 25 TO 40 MPH WILL SLOWLY DIMINISH TO 20 TO 30 MPH THIS EVENING. THIS WILL CREATE BLOWING SNOW...REDUCING VISIBILITIES AT TIMES TO A HALF MILE OR LESS...MAINLY WHEN THE SNOW IS FALLING IN HEAVIER BANDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$
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 Apr 18, 3:05 PM CDT, 54 minutes earlier.
Area forecast discussion, Apr 18, 3:05 PM CDT, 54 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
305 PM CDT THU APR 18 2013
.SHORT TERM...(THIS EVENING THROUGH FRIDAY)
ISSUED AT 303 PM CDT THU APR 18 2013
CURRENT WATER VAPOR IMAGERY IS SHOWING A MATURE UPPER LEVEL SYSTEM
WITH A POSITIVE TILT AND DRY SLOT NOSING FROM THE SOUTHERN PLAINS
INTO IOWA. VERY STRONG PV EXISTS ON THE WEST SIDE OF THE DRY SLOT AS
EXPECTED. THE STRONGEST PART OF THE UPPER QG FORCING IS PASSING JUST
TO OUR SOUTHEAST RIGHT NOW...WITH THE ENERGY EXITING THIS EVENING.
NOT MUCH FOR TROWALING BACKING INTO OUR EASTERN ZONES. BUT THERE IS
SOME WEAK TROWALING IN OUR NORTHEAST AT THE 300K-305K ISENTROPIC
LAYER. SNOWFALL AND WINDS WILL SLOWLY ABATE FROM WEST TO EAST AS THE
LATE AFTERNOON AND EVENING PROGRESSES. THE SNOWFALL BANDS HAVE BEEN
CONCENTRATED IN THE 750MB-700MB FRONTOGENETIC LAYER ALL DAY...AND
THAT TOO RAPIDLY WANES THIS EVENING. HAVE HASTENED THE EXPIRATION
TIME OF SOME OF THE HEADLINES...BUT LEFT THE ENDING TIME OF THE
WINTER STORM WARNING AND ONE PART OF THE ADVISORY IN EXTREME
NORTHWEST IOWA UNTIL 06Z. SNOWFALL ACCUMULATIONS WEST OF I 29 WILL
LIKELY BE VERY MINOR FROM HERE ON OUT. BUT ALONG AND EAST OF I 29...
WOULD NOT BE SURPRISED IF SOME OF THE CONVECTIVE HEAVIER POCKETS
PRODUCED 2 TO 3 INCHES THROUGH EARLY THIS EVENING. OTHERWISE LATE
TONIGHT...CLOUDS MAY BE ON THE DECREASE...ESPECIALLY WEST OF I 29.
LOWS WILL OF COURSE BE WELL BELOW NORMAL WITH WIDESPREAD 20 TO 25
DEGREE READINGS.
BREEZY NORTHWEST WINDS WILL CONTINUE INTO FRIDAY MORNING AS LOW
PRESSURE SYSTEM CONTINUES TO PINWHEEL INTO THE GREAT LAKES REGION.
PRESSURE GRADIENT ACROSS THE AREA DECREASES THROUGHOUT THE DAY AS
SURFACE RIDGE BUILDS INTO THE NORTHERN PLAINS. THE SUBSIDENCE SHOULD
LEAD TO CLEAR SKIES IN THE MORNING...BUT MAY SEE SOME CUMULUS
DEVELOP THROUGHOUT THE DAY. HAVE UNDERCUT GUIDANCE
TEMPERATURES...MAINLY ACROSS THE NORTHEAST CORNER OF THE FORECAST
AREA WHERE SNOW DEPTH SHOULD BE DEEPEST.
.LONG TERM...(FRIDAY NIGHT THROUGH THURSDAY)
ISSUED AT 303 PM CDT THU APR 18 2013
HAVE ADDED A MENTION OF RADIATIONAL FOG FRIDAY NIGHT INTO SATURDAY
MORNING WITH ABUNDANT LOW LEVEL MOISTURE...CLEARING SKIES AND
RELATIVELY LIGHT WINDS. MODELS SUGGEST MID AND HIGH CLOUDS MAY
SPREAD ACROSS PORTIONS OF THE FORECAST AREA WEST OF I-29 EARLY
SATURDAY MORNING HAMPERING THE DEVELOPMENT OF FOG SOME. WITH THE
FRESH SNOW COVER RELATIVELY WET AND MELTING AS IT FALLS... HAVE NOT
GONE AS COLD AS GUIDANCE WOULD SUGGEST IN THE NORTHEAST.
SHOULD SEE SOME NICE WARMING ON SATURDAY WITH A WARM AIR ADVECTION
REGIME WITH INCREASING SOUTHEASTERLY FLOW. A SERIES OF PHASED WAVES
FROM NORTH TO SOUTH LOOK TO MOVE ACROSS THE AREA SATURDAY NIGHT INTO
SUNDAY. WHILE THESE WAVE APPEAR TO BE RELATIVELY WEAK...MAY INDUCE
SOME PRECIPITATION. PRECIPITATION TYPE IS SOMEWHAT TRICKY AS THE
UPPERLEVELS REMAIN COLD ENOUGH FOR SNOW...WHILE THE NEAR SURFACE
TEMPERATURES ARE EXPECTED TO REMAIN ABOVE FREEZING. HAVE MAINLY
SIDED WITH RAIN FORECAST WITH DEPTH OF THE WARM LAYER NEAR 5000 FEET
OR DEEPER. THE EXCEPTION TO THIS WILL BE IN SOUTHWEST
MINNESOTA...AND HAVE ADDED MENTION OF RAIN/SNOW.
TRICKY CALL ON POPS ON SUNDAY WITH INITIAL SET OF WAVES EXITING THE
AREA AND MORE ORGANIZED LONG WAVE TROUGH APPROACHING FROM THE WEST.
MODEL SOUNDINGS SHOW INSTABILITY DEVELOPING ALOFT THROUGHOUT THE
DAY...WITH THE POTENTIAL OF RAIN SHOWERS WITH ISOLATED
THUNDERSTORMS. MORE LARGE SCALE LIFT IS EXPECTED ACROSS THE AREA
SUNDAY NIGHT INTO MONDAY AS TROUGH MOVES THROUGH. AT THE
SURFACE...COLD FRONT IS EXPECTED TO MAY ITS WAY THROUGH THE REGION
WITH INCREASING NORTH TO NORTHEAST FLOW BEHIND THE FRONT. WITH
COOLER AIR SETTLING ACROSS THE REGION...THIS IS THE NEXT BEST CHANCE
TO SEE WIDESPREAD LIGHT SNOW ACROSS THE REGION.
THEREAFTER...IT APPEARS AS THOUGH A WARMING WESTERLY FLOW WILL
DEVELOP WITH LARGE UPPER LEVEL RIDGE ACROSS THE WESTERN US BEGINS TO
WORK EAST. HOWEVER...FORECAST AREA REMAINS UNDER THE INFLUENCE OF
NORTHWEST FLOW ON THE EAST SIDE OF THE UPPER RIDGE...WITH ADDITIONAL
WAVES MOVING THROUGH THE NORTHERN PLAINS. WITH THE LOW
PREDICITABILITY OF WAVES IN NORTHWEST FLOW...KEPT THE OUTER
PERIODS OF THE EXTENDED DRY.
&&
.AVIATION...(FOR THE 12Z TAFS THROUGH 12Z FRIDAY MORNING)
ISSUED AT 643 AM CDT THU APR 18 2013
SNOW WILL CONTINUE TO INCREASE IN INTENSITY THIS MORNING...WITH CIGS
AND VISIBILITIES DROPPING INTO THE IFR CATEGORY. A PERIOD OF HEAVIER
SNOW MAY DROP VIS DOWN BELOW A MILE AT TIMES MID MORNING INTO EARLY
THIS AFTERNOON...MAINLY ALONG AND EAST OF INTERSTATE 29. THE SNOW
WILL TAPER OFF FROM WEST TO EAST THIS EVENING WITH IMPROVING
VISIBILITIES. GUSTY NORTHWEST WINDS ARE ALSO EXPECTED TODAY...WITH
GUSTS UP TO 40 MPH. SKIES WILL SLOWLY CLEAR FROM WEST TO EAST TONIGHT
AS WELL. KEPT MVFR CIGS AT KFSD AND KSUX AS THINK LOW STRATUS WILL
STICK AROUND...BUT WILL HAVE TO MONITOR CLEARING TRENDS AS IT MAY
CLEAR OUT EARLIER IF ENOUGH LOW LEVEL DRY AIR CAN ADVECT IN.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
SD...WINTER WEATHER ADVISORY UNTIL 8 PM CDT THIS EVENING FOR SDZ039-
054-055-060-061-065-066-068>071.
WINTER STORM WARNING UNTIL 1 AM CDT FRIDAY FOR SDZ040-056-062-
067.
WINTER WEATHER ADVISORY UNTIL 4 PM CDT THIS AFTERNOON FOR SDZ050-
052-057-058-063-064.
WINTER WEATHER ADVISORY UNTIL 6 PM CDT THIS EVENING FOR SDZ038-
053-059.
MN...WINTER STORM WARNING UNTIL 1 AM CDT FRIDAY FOR MNZ071-072-080-
081-089-097-098.
WINTER WEATHER ADVISORY UNTIL 1 AM CDT FRIDAY FOR MNZ090.
IA...WINTER WEATHER ADVISORY UNTIL 8 PM CDT THIS EVENING FOR IAZ012-
020-021-031.
WINTER STORM WARNING UNTIL 1 AM CDT FRIDAY FOR IAZ001.
WINTER WEATHER ADVISORY UNTIL 1 AM CDT FRIDAY FOR IAZ002-003-013-
014.
NE...WINTER WEATHER ADVISORY UNTIL 8 PM CDT THIS EVENING FOR NEZ013-
014.
&&
SHORT TERM...MJF
LONG TERM...
AVIATION...CHENARDHazardous weather outlook, Apr 18, 11:18 AM CDT, 4 hours 41 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 1118 AM CDT THU APR 18 2013 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-191200- 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- 1118 AM CDT THU APR 18 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT WINTER WEATHER... SNOW WILL BE FOUND ACROSS THE AREA THROUGH THIS AFTERNOON. HOWEVER IT WILL TAPER OFF IN INTENSITY FROM WEST TO EAST FROM MID AFTERNOON THROUGH THE EVENING HOURS. UNSTABLE AIR IS CAUSING THE SNOW...AND BECAUSE OF THAT THE SNOW IS BANDED. THIS MEANS THAT AT TIMES...THE SNOWFALL WILL BE RATHER LIGHT...AND AT OTHER TIMES IT WILL BE QUITE HEAVY. IN THE HEAVIER SNOW BANDS WITH 25 TO 35 MPH WINDS...VISIBILITY WILL BE REDUCED AT TIMES TO WELL LESS THAN A HALF MILE...ESPECIALLY IN THE COUNTRY. ALTHOUGH AMOUNTS WILL VARY...ON AVERAGE SNOWFALL AMOUNTS WILL BE IN THE 6 TO 8 INCH RANGE IN SOUTHWEST MINNESOTA...AND 4 TO 6 INCHES ALONG I 29 FROM SIOUX FALLS NORTHWARD. IN NORTHWEST IOWA AND WEST OF I 29...A GENERAL 2 TO 4 INCHES OF SNOW IS EXPECTED WITH SOME LOCALLY HEAVIER AMOUNTS. WIND AND FOG... NORTH TO NORTHWEST WINDS WILL GUST AT 35 TO 40 MPH TODAY. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY SOME LIGHT SNOW WILL BE POSSIBLE ALONG AND NORTH OF INTERSTATE 29 SATURDAY NIGHT BUT IS NOT EXPECTED TO ACCUMULATE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
In the hours before
Local storm report, Apr 18, 2:33 PM CDT, 1 hour 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
233 PM CDT THU APR 18 2013
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0230 PM SNOW VERMILLION 42.78N 96.93W
04/18/2013 M1.5 INCH CLAY SD PUBLIC
&&
IRIS SYSTEMLocal storm report, Apr 18, 2:40 PM CDT, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
240 PM CDT THU APR 18 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0238 PM SNOW 10 N VERMILLION 42.93N 96.93W
04/18/2013 E2.5 INCH CLAY SD PUBLIC
&&
KHANKOLocal storm report, Apr 18, 2:46 PM CDT, 1 hour 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
246 PM CDT THU APR 18 2013
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0240 PM SNOW WOONSOCKET 44.05N 98.27W
04/18/2013 E2.8 INCH SANBORN SD PUBLIC
&&
IRIS SYSTEMLocal storm report, Apr 18, 2:48 PM CDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
248 PM CDT THU APR 18 2013
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0245 PM SNOW 9 NNE FORESTBURG 44.14N 98.04W
04/18/2013 E2.6 INCH SANBORN SD PUBLIC
&&
IRIS SYSTEMLocal storm report, Apr 18, 2:55 PM CDT, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE SIOUX FALLS SD
255 PM CDT THU APR 18 2013
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0240 PM SNOW WOONSOCKET 44.05N 98.27W
04/18/2013 E2.8 INCH SANBORN SD PUBLIC
0238 PM SNOW 10 N VERMILLION 42.93N 96.93W
04/18/2013 E2.5 INCH CLAY SD PUBLIC
0230 PM SNOW VERMILLION 42.78N 96.93W
04/18/2013 M1.5 INCH CLAY SD PUBLIC
0225 PM SNOW 3 N HOWARD 44.06N 97.52W
04/18/2013 E4.5 INCH MINER SD PUBLIC
0220 PM SNOW HOWARD 44.01N 97.52W
04/18/2013 E3.0 INCH MINER SD PUBLIC
0215 PM SNOW HARTFORD 43.62N 96.94W
04/18/2013 E1.5 INCH MINNEHAHA SD PUBLIC
0215 PM SNOW FULTON 43.73N 97.82W
04/18/2013 E3.8 INCH HANSON SD TRAINED SPOTTER
0210 PM SNOW IROQUOIS 44.37N 97.85W
04/18/2013 E3.5 INCH KINGSBURY SD TRAINED SPOTTER
0205 PM SNOW DE SMET 44.39N 97.55W
04/18/2013 E2.0 INCH KINGSBURY SD PUBLIC
0200 PM SNOW TYNDALL 42.99N 97.86W
04/18/2013 E2.5 INCH BON HOMME SD TRAINED SPOTTER
0155 PM SNOW TABOR 42.95N 97.66W
04/18/2013 M3.3 INCH BON HOMME SD TRAINED SPOTTER
0150 PM SNOW WAGNER 43.08N 98.30W
04/18/2013 E2.2 INCH CHARLES MIX SD PUBLIC
0145 PM SNOW FAIRFAX 43.03N 98.89W
04/18/2013 E3.2 INCH GREGORY SD DEPT OF HIGHWAY
0145 PM SNOW ARMOUR 43.32N 98.34W
04/18/2013 E3.0 INCH DOUGLAS SD PUBLIC
0140 PM SNOW PLANKINTON 43.72N 98.48W
04/18/2013 E3.5 INCH AURORA SD TRAINED SPOTTER
0136 PM SNOW 1 S JACKSON 43.61N 94.99W
04/18/2013 M2.0 INCH JACKSON MN TRAINED SPOTTER
0135 PM SNOW 1 W STICKNEY 43.59N 98.46W
04/18/2013 E2.5 INCH AURORA SD PUBLIC
0125 PM SNOW KIMBALL 43.75N 98.96W
04/18/2013 E2.8 INCH BRULE SD PUBLIC
0124 PM SNOW WINDOM 43.87N 95.12W
04/18/2013 M3.0 INCH COTTONWOOD MN TRAINED SPOTTER
0124 PM SNOW WORTHINGTON 43.63N 95.60W
04/18/2013 E2.0 INCH NOBLES MN TRAINED SPOTTER
0117 PM SNOW ORANGE CITY 43.00N 96.06W
04/18/2013 E2.0 INCH SIOUX IA EMERGENCY MNGR
1.5 TO 2 INCHES
0116 PM SNOW MITCHELL 43.73N 98.03W
04/18/2013 M3.1 INCH DAVISON SD TRAINED SPOTTER
0115 PM SNOW WESSINGTON SPRINGS 44.08N 98.57W
04/18/2013 E2.8 INCH JERAULD SD EMERGENCY MANAGER
0115 PM SNOW CHEROKEE 42.75N 95.55W
04/18/2013 E1.0 INCH CHEROKEE IA EMERGENCY MNGR
SNOW AND SLEET
0115 PM SNOW 1 NNW SLAYTON 44.00N 95.76W
04/18/2013 E3.0 INCH MURRAY MN TRAINED SPOTTER
0111 PM SNOW 2 W PIPESTONE 43.99N 96.36W
04/18/2013 M4.5 INCH PIPESTONE MN TRAINED SPOTTER
0110 PM SNOW WAKEFIELD 42.27N 96.87W
04/18/2013 E2.5 INCH DIXON NE PUBLIC
0110 PM SNOW DAKOTA CITY 42.42N 96.42W
04/18/2013 E3.2 INCH DAKOTA NE PUBLIC
0107 PM SNOW MARSHALL 44.45N 95.79W
04/18/2013 M2.5 INCH LYON MN EMERGENCY MNGR
0105 PM SNOW LE MARS 42.79N 96.17W
04/18/2013 E2.0 INCH PLYMOUTH IA EMERGENCY MNGR
0104 PM SNOW IVANHOE 44.46N 96.25W
04/18/2013 E4.0 INCH LINCOLN MN EMERGENCY MNGR
0100 PM SNOW SIOUX CITY 42.50N 96.39W
04/18/2013 M4.0 INCH WOODBURY IA OFFICIAL NWS OBS
0100 PM SNOW HURON 44.36N 98.22W
04/18/2013 M3.3 INCH BEADLE SD OFFICIAL NWS OBS
0100 PM SNOW SIOUX FALLS 43.54N 96.73W
04/18/2013 M2.0 INCH MINNEHAHA SD OFFICIAL NWS OBS
1255 PM SNOW EMERSON 42.28N 96.73W
04/18/2013 E3.6 INCH DAKOTA NE PUBLIC
1255 PM SNOW 3 N CURRIE 44.11N 95.67W
04/18/2013 M3.0 INCH MURRAY MN TRAINED SPOTTER
1254 PM SNOW ROCK VALLEY 43.20N 96.30W
04/18/2013 M3.8 INCH SIOUX IA TRAINED SPOTTER
1200 PM SNOW 3 SSE SIOUX FALLS 43.50N 96.71W
04/18/2013 M2.0 INCH MINNEHAHA SD TRAINED SPOTTER
&&
IRIS SYSTEMLocal storm report, Apr 18, 3:56 PM CDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
356 PM CDT THU APR 18 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0355 PM SNOW 4 N CURRIE 44.13N 95.67W
04/18/2013 M5.0 INCH MURRAY MN TRAINED SPOTTER
&&
BTThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 18, 3:59 PM CDT | Winter Weather Advisory | FSD | Jackson | 9 hr |
Nearby
Winter Storm Warnings in Minnesota, 2013Winter Storm Warnings in South Dakota, 2013Winter Storm Warnings in Iowa, 2013Every winter storm warning in 2013
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.