Alert archive / South Dakota / Winter Storm Watches in 2016
Winter Storm Watch 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this winter storm watch at Mar 21, 2016, 3:37 PM CDT for 4 states. It took effect at Mar 23, 2016, 7:00 AM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 21, 2016, 3:37 PM CDT (20:37 UTC)
- In effect from
- Mar 23, 2016, 7:00 AM CDT
- Expired
- Mar 23, 2016, 4:07 AM CDT
- In force
- Issued by
- NWS Sioux Falls, SD
All 34 counties
Clay County, IA, Dickinson County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Cottonwood County, MN, Jackson County, MN, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dixon County, NE, Bon Homme County, SD, Brookings County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 9 km from the middle of the area, began a volume at 20:38 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
Aberdeen, SD (KABR), launched 12:00Z, 8.6 hours before the alert went out and 205 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
- 1549 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 188 m²/s²
- 0-3 km storm-relative helicity
- 338 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
122 WWUS43 KFSD 212037 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 337 PM CDT MON MAR 21 2016 IAZ001>003-012>014-020-MNZ080-081-089-090-097-098-NEZ013-SDZ061- 062-065>071-221130- /O.NEW.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-MCCOOK-MINNEHAHA- HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY...SANBORN... SPENCER...LE MARS...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE... WAKEFIELD...PONCA...ALLEN...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKSTON...FREEMAN...MENNO...TRIPP... PARKER...CENTERVILLE...MARION...VIBORG...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 337 PM CDT MON MAR 21 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT. * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. * WIND AND VISIBILITY...STRONG NORTHEASTERLY WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY MORNING AND CONTINUING INTO WEDNESDAY EVENING. VISIBILITY WITHIN AREAS OF SNOW MAY BE REDUCED UNDER ONE HALF MILE WEDNESDAY. * IMPACTS AND UNCERTAINTY...THERE REMAINS SOME UNCERTAINTY IN THE TRACK OF THIS SPRING STORM AND THE NARROW CORRIDOR OF HEAVY SNOW THAT MAY BE POSSIBLE WITHIN IT. ANY SHIFT IN STORM TRACK MAY CHANGE THE LOCATION OF HEAVY SNOW. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
6 follow-up statements
847 WWUS43 KFSD 220213 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 913 PM CDT MON MAR 21 2016 IAZ001>003-012>014-020-MNZ080-081-089-090-097-098-NEZ013-SDZ061- 062-065>071-221015- /O.CON.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-MCCOOK-MINNEHAHA- HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SIOUX CENTER...ORANGE CITY...ROCK VALLEY...HAWARDEN...HULL... SHELDON...HARTLEY...SANBORN...SPENCER...LE MARS...SLAYTON... FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON... LAKEFIELD...PIPESTONE...LUVERNE...WAKEFIELD...PONCA...ALLEN... SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS... PARKSTON...FREEMAN...MENNO...TRIPP...CLAYTON...PARKER... CENTERVILLE...MARION...VIBORG...IRENE...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 913 PM CDT MON MAR 21 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. * WIND AND VISIBILITY...STRONG NORTHEASTERLY WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY MORNING AND CONTINUING INTO WEDNESDAY EVENING. VISIBILITY WITHIN AREAS OF SNOW MAY BE REDUCED UNDER ONE HALF MILE WEDNESDAY. * IMPACTS AND UNCERTAINTY...THERE REMAINS SOME UNCERTAINTY IN THE TRACK OF THIS SPRING STORM AND THE NARROW CORRIDOR OF HEAVY SNOW THAT MAY BE POSSIBLE WITHIN IT. ANY SHIFT IN STORM TRACK MAY CHANGE THE LOCATION OF HEAVY SNOW. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
770 WWUS43 KFSD 220900 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 400 AM CDT TUE MAR 22 2016 SDZ050-063-064-221700- /O.EXB.KFSD.WS.A.0002.160323T1200Z-160324T0600Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 400 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT. * TIMING...RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW AS WEDNESDAY MORNING BEGINS. MODERATE TO HEAVY SNOW WILL BE POSSIBLE DURING THE DAY WEDNESDAY WITH SNOW TAPERING OFF WEDNESDAY EVENING. * ACCUMULATIONS...3 TO 6 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. THERE IS A SLIGHT POTENTIAL FOR THUNDERSTORMS TO DEVELOP WITH THE SNOW AND THAT COULD PRODUCE HEAVIER THAN EXPECTED ACCUMULATIONS. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ001>003-012>014-020-MNZ080-081-089-090-097-098-NEZ013-SDZ061- 062-065>071-221700- /O.CON.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-MCCOOK-MINNEHAHA- HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SIOUX CENTER...ORANGE CITY...ROCK VALLEY...HAWARDEN...HULL... SHELDON...HARTLEY...SANBORN...SPENCER...LE MARS...SLAYTON... FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON... LAKEFIELD...PIPESTONE...LUVERNE...WAKEFIELD...PONCA...ALLEN... SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS... PARKSTON...FREEMAN...MENNO...TRIPP...CLAYTON...PARKER... CENTERVILLE...MARION...VIBORG...IRENE...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 400 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. THERE IS A SLIGHT POTENTIAL FOR THUNDERSTORMS TO DEVELOP WITH THE SNOW AND THAT COULD PRODUCE HEAVIER THAN EXPECTED ACCUMULATIONS. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
853 WWUS43 KFSD 221610 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 1110 AM CDT TUE MAR 22 2016 MNZ071-072-SDZ055-056-060-230415- /O.EXA.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ LINCOLN MN-LYON MN-LAKE-MOODY-HANSON- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...MADISON...ORLAND...FLANDREAU...ALEXANDRIA... EMERY 1110 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT. * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...3 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. THERE MAY ALSO BE A SHARP GRADIENT TO SNOWFALL TOTALS ON WEDNESDAY. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. THERE IS A SLIGHT POTENTIAL FOR THUNDERSTORMS TO DEVELOP WITH THE SNOW AND THAT COULD PRODUCE HEAVIER THAN EXPECTED ACCUMULATIONS. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SDZ059-230415- /O.EXA.KFSD.WS.A.0002.160323T1200Z-160324T0600Z/ DAVISON- INCLUDING THE CITY OF...MITCHELL 1110 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT. * TIMING...RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW AS WEDNESDAY MORNING BEGINS. MODERATE TO HEAVY SNOW WILL BE POSSIBLE DURING THE DAY WEDNESDAY WITH SNOW TAPERING OFF WEDNESDAY EVENING. * ACCUMULATIONS...3 TO 6 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. THERE MAY ALSO BE A SHARP GRADIENT TO SNOWFALL WITH THIS SYSTEM. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. THERE IS A SLIGHT POTENTIAL FOR THUNDERSTORMS TO DEVELOP WITH THE SNOW AND THAT COULD PRODUCE HEAVIER THAN EXPECTED ACCUMULATIONS. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ001>003-012>014-020-MNZ080-081-089-090-097-098-NEZ013-SDZ061- 062-065>071-230415- /O.CON.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-MURRAY- COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-MCCOOK-MINNEHAHA- HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SIBLEY...SPIRIT LAKE...MILFORD...ARNOLDS PARK... SIOUX CENTER...ORANGE CITY...ROCK VALLEY...HAWARDEN...HULL... SHELDON...HARTLEY...SANBORN...SPENCER...LE MARS...SLAYTON... FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON...JACKSON... LAKEFIELD...PIPESTONE...LUVERNE...WAKEFIELD...PONCA...ALLEN... SALEM...CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS... PARKSTON...FREEMAN...MENNO...TRIPP...CLAYTON...PARKER... CENTERVILLE...MARION...VIBORG...IRENE...HURLEY...CHANCELLOR... CANTON...LENNOX...TEA...HARRISBURG...TYNDALL...SCOTLAND... SPRINGFIELD...AVON...TABOR...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1110 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. THERE IS A SLIGHT POTENTIAL FOR THUNDERSTORMS TO DEVELOP WITH THE SNOW AND THAT COULD PRODUCE HEAVIER THAN EXPECTED ACCUMULATIONS. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SDZ050-063-064-230415- /O.CON.KFSD.WS.A.0002.160323T1200Z-160324T0600Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 1110 AM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW AS WEDNESDAY MORNING BEGINS. MODERATE TO HEAVY SNOW WILL BE POSSIBLE DURING THE DAY WEDNESDAY WITH SNOW TAPERING OFF WEDNESDAY EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. THERE IS A SLIGHT POTENTIAL FOR THUNDERSTORMS TO DEVELOP WITH THE SNOW AND THAT COULD PRODUCE HEAVIER THAN EXPECTED ACCUMULATIONS. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
311 WWUS43 KFSD 222019 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 319 PM CDT TUE MAR 22 2016 IAZ001-MNZ080-081-089-090-097-098-SDZ061-062-065>070-231100- /O.UPG.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ /O.NEW.KFSD.WS.W.0001.160323T1500Z-160324T0600Z/ LYON IA-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-MCCOOK- MINNEHAHA-HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKSTON... FREEMAN...MENNO...TRIPP...CLAYTON...PARKER...CENTERVILLE... MARION...VIBORG...IRENE...HURLEY...CHANCELLOR...CANTON...LENNOX... TEA...HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...AVON... TABOR...YANKTON...VERMILLION 319 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 1 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 10 AM WEDNESDAY TO 1 AM CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...RAIN WILL GRADUALLY TRANSITION TO SNOW LATE WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS WEDNESDAY AFTERNOON AND CONTINUING INTO WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ002-003-012>014-020-NEZ013-SDZ071-231100- /O.UPG.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ /O.NEW.KFSD.WS.W.0001.160323T1800Z-160324T0900Z/ OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-DIXON-UNION- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SIOUX CENTER...ORANGE CITY...ROCK VALLEY... HAWARDEN...HULL...SHELDON...HARTLEY...SANBORN...SPENCER... LE MARS...WAKEFIELD...PONCA...ALLEN...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 319 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING IN EFFECT FROM 1 PM WEDNESDAY TO 4 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 1 PM WEDNESDAY TO 4 AM CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY AFTERNOON. MODERATE SNOW WILL BE POSSIBLE LATE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...5 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY AFTERNOON WITH WINDS DECREASING LATE WEDNESDAY NIGHT. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS LATE WEDNESDAY INTO WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SDZ050-063-064-231100- /O.UPG.KFSD.WS.A.0002.160323T1200Z-160324T0600Z/ /O.NEW.KFSD.WS.W.0001.160323T1200Z-160324T0600Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 319 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING IN EFFECT FROM 7 AM WEDNESDAY TO 1 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW..WHICH IS IN EFFECT FROM 7 AM WEDNESDAY TO 1 AM CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW AS WEDNESDAY MORNING BEGINS. MODERATE TO HEAVY SNOW WILL BE POSSIBLE DURING THE DAY WEDNESDAY WITH SNOW TAPERING OFF WEDNESDAY EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS LATE WEDNESDAY INTO WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ021-022-031-032-NEZ014-231100- /O.NEW.KFSD.WW.Y.0008.160323T2100Z-160324T0900Z/ CHEROKEE-BUENA VISTA-WOODBURY-IDA-DAKOTA- INCLUDING THE CITIES OF...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...SOUTH SIOUX CITY 319 PM CDT TUE MAR 22 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 4 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 4 PM WEDNESDAY TO 4 AM CDT THURSDAY. * TIMING...RAIN WITH AN ISOLATED THUNDERSTORM WILL BE POSSIBLE WEDNESDAY MORNING. RAIN WILL GRADUALLY TRANSITION TO SNOW LATE WEDNESDAY AFTERNOON AND EVENING. SNOW WILL END BY MIDNIGHT THURSDAY. * ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES MAY BE POSSIBLE. * WIND AND VISIBILITY...NORTHEASTERLY WINDS BETWEEN 20 AND 30 MPH WITH GUSTS TO 45 MPH WILL BE POSSIBLE WEDNESDAY AFTERNOON AND WEDNESDAY NIGHT. VISIBILITIES MAY BE REDUCED LESS THAN ONE QUARTER MILE IN FALLING SNOW. * IMPACTS...THE EVENING COMMUTE MAY BE IMPACTED...AND DRIVING CONDITIONS WILL QUICKLY DETERIORATE LATE WEDNESDAY AFTERNOON AND EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. && $$ SDZ040-054-231100- /O.EXA.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ BROOKINGS-MINER- INCLUDING THE CITIES OF...BROOKINGS...HOWARD 319 PM CDT TUE MAR 22 2016 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT. * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...3 TO 6 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. THERE MAY ALSO BE A SHARP GRADIENT TO SNOWFALL TOTALS ON WEDNESDAY. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SDZ059-231100- /O.EXT.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ DAVISON- INCLUDING THE CITY OF...MITCHELL 319 PM CDT TUE MAR 22 2016 ...WINTER STORM WATCH NOW IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW AS WEDNESDAY MORNING BEGINS. MODERATE TO HEAVY SNOW WILL BE POSSIBLE DURING THE DAY WEDNESDAY WITH SNOW TAPERING OFF WEDNESDAY EVENING. * ACCUMULATIONS...2 TO 6 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. THERE MAY ALSO BE A SHARP GRADIENT TO SNOWFALL WITH THIS SYSTEM. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MNZ071-072-SDZ055-056-060-231100- /O.CON.KFSD.WS.A.0002.160323T1500Z-160324T0900Z/ LINCOLN MN-LYON MN-LAKE-MOODY-HANSON- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...MADISON...ORLAND...FLANDREAU...ALEXANDRIA... EMERY 319 PM CDT TUE MAR 22 2016 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...2 TO 6 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. THERE MAY ALSO BE A SHARP GRADIENT TO SNOWFALL TOTALS ON WEDNESDAY. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
301 WWUS43 KFSD 230258 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 958 PM CDT TUE MAR 22 2016 IAZ001-MNZ080-081-089-090-097-098-SDZ061-062-065>070-231100- /O.CON.KFSD.WS.W.0001.160323T1500Z-160324T0600Z/ LYON IA-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-MCCOOK- MINNEHAHA-HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKSTON... FREEMAN...MENNO...TRIPP...CLAYTON...PARKER...CENTERVILLE... MARION...VIBORG...IRENE...HURLEY...CHANCELLOR...CANTON...LENNOX... TEA...HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...AVON... TABOR...YANKTON...VERMILLION 958 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM WEDNESDAY TO 1 AM CDT THURSDAY... * TIMING...RAIN WILL GRADUALLY TRANSITION TO SNOW LATE WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS WEDNESDAY AFTERNOON AND CONTINUING INTO WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ002-003-012>014-020-NEZ013-SDZ071-231100- /O.CON.KFSD.WS.W.0001.160323T1800Z-160324T0900Z/ OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-DIXON-UNION- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SIOUX CENTER...ORANGE CITY...ROCK VALLEY... HAWARDEN...HULL...SHELDON...HARTLEY...SANBORN...SPENCER... LE MARS...WAKEFIELD...PONCA...ALLEN...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 958 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM WEDNESDAY TO 4 AM CDT THURSDAY... * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY AFTERNOON. MODERATE SNOW WILL BE POSSIBLE LATE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...5 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY AFTERNOON WITH WINDS DECREASING LATE WEDNESDAY NIGHT. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS LATE WEDNESDAY INTO WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SDZ050-063-064-231100- /O.CON.KFSD.WS.W.0001.160323T1200Z-160324T0600Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 958 PM CDT TUE MAR 22 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM WEDNESDAY TO 1 AM CDT THURSDAY... * TIMING...RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW AS WEDNESDAY MORNING BEGINS. MODERATE TO HEAVY SNOW WILL BE POSSIBLE DURING THE DAY WEDNESDAY WITH SNOW TAPERING OFF WEDNESDAY EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS LATE WEDNESDAY INTO WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ021-022-031-032-NEZ014-231100- /O.CON.KFSD.WW.Y.0008.160323T2100Z-160324T0900Z/ CHEROKEE-BUENA VISTA-WOODBURY-IDA-DAKOTA- INCLUDING THE CITIES OF...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...SOUTH SIOUX CITY 958 PM CDT TUE MAR 22 2016 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM WEDNESDAY TO 4 AM CDT THURSDAY... * TIMING...RAIN WITH AN ISOLATED THUNDERSTORM WILL BE POSSIBLE WEDNESDAY MORNING. RAIN WILL GRADUALLY TRANSITION TO SNOW LATE WEDNESDAY AFTERNOON AND EVENING. SNOW WILL END BY MIDNIGHT THURSDAY. * ACCUMULATIONS...SNOW ACCUMULATIONS OF 2 TO 5 INCHES MAY BE POSSIBLE. * WIND AND VISIBILITY...NORTHEASTERLY WINDS BETWEEN 20 AND 30 MPH WITH GUSTS TO 45 MPH WILL BE POSSIBLE WEDNESDAY AFTERNOON AND WEDNESDAY NIGHT. VISIBILITIES MAY BE REDUCED LESS THAN ONE QUARTER MILE IN FALLING SNOW. * IMPACTS...THE EVENING COMMUTE MAY BE IMPACTED...AND DRIVING CONDITIONS WILL QUICKLY DETERIORATE LATE WEDNESDAY AFTERNOON AND 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. && $$ MNZ071-072-SDZ040-054>056-059-060-231100- /O.EXT.KFSD.WS.A.0002.160323T1500Z-160324T0600Z/ LINCOLN MN-LYON MN-BROOKINGS-MINER-LAKE-MOODY-DAVISON-HANSON- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...BROOKINGS...HOWARD...MADISON...ORLAND... FLANDREAU...MITCHELL...ALEXANDRIA...EMERY 958 PM CDT TUE MAR 22 2016 ...WINTER STORM WATCH NOW IN EFFECT FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY NIGHT... * TIMING...RAIN WILL TRANSITION TO SNOW WEDNESDAY MORNING. MODERATE TO HEAVY SNOW WILL BE POSSIBLE WEDNESDAY AFTERNOON AND EVENING. * ACCUMULATIONS...2 TO 6 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS ARE POSSIBLE. THERE MAY ALSO BE A SHARP GRADIENT TO SNOWFALL TOTALS ON WEDNESDAY. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 25 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE WEDNESDAY WITH WINDS DECREASING WEDNESDAY EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS AND UNCERTAINTY...WHILE CONFIDENCE IN THE STORM TRACK AND SIGNIFICANT SNOW THREAT IS INCREASING...THERE REMAINS SOME UNCERTAINTY IN THE LOCATION OF THE HEAVIEST SNOW BAND. CONTINUE TO MONITOR YOUR LOCAL FORECAST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
626 WWUS43 KFSD 230907 WSWFSD URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 407 AM CDT WED MAR 23 2016 IAZ021-022-031-032-NEZ014-231715- /O.UPG.KFSD.WW.Y.0008.160323T2100Z-160324T0900Z/ /O.EXB.KFSD.WS.W.0001.160323T2200Z-160324T1200Z/ CHEROKEE-BUENA VISTA-WOODBURY-IDA-DAKOTA- INCLUDING THE CITIES OF...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...SOUTH SIOUX CITY 407 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW|...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM CDT THURSDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * TIMING...RAIN WILL GRADUALLY DEVELOP THIS MORNING AND CHANGE TO SNOW LATE THIS AFTERNOON INTO EARLY EVENING. MODERATE TO HEAVY SNOW WILL QUICKLY DEVELOP THIS EVENING. SNOW WILL DECREASE LATE TONIGHT AND END BY DAYBREAK THURSDAY. * ACCUMULATIONS...SNOW ACCUMULATIONS OF 4 TO 8 INCHES ARE EXPECTED WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...NORTHEASTERLY WINDS BETWEEN 20 AND 35 MPH WITH GUSTS TO 45 MPH THIS AFTERNOON AND EVENING. VISIBILITIES MAY BE REDUCED LESS THAN ONE QUARTER MILE IN FALLING AND BLOWING SNOW. * IMPACTS...THE EVENING COMMUTE MAY BE IMPACTED...AND DRIVING CONDITIONS WILL QUICKLY DETERIORATE LATE THIS AFTERNOON AND EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ SDZ050-063-064-231715- /O.EXT.KFSD.WS.W.0001.160323T1500Z-160324T0600Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 407 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 1 AM CDT THURSDAY... * TIMING...DEVELOPING RAIN AND SNOW WILL QUICKLY BECOME ALL SNOW THIS MORNING. MODERATE TO HEAVY SNOW IS EXPECTED TODAY WITH SNOW TAPERING OFF THIS EVENING. * ACCUMULATIONS...3 TO 7 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. A SHARP SNOWFALL GRADIENT IS EXPECTED WITH THE GREATER AMOUNTS TO THE SOUTHEAST. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 AND 35 MPH GUSTING AS HIGH AS 45 MPH WILL BE POSSIBLE TODAY WITH WINDS DECREASING THIS EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS TODAY INTO TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ001-MNZ080-081-089-090-097-098-SDZ061-062-065>070-231715- /O.CON.KFSD.WS.W.0001.160323T1500Z-160324T0600Z/ LYON IA-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-MCCOOK- MINNEHAHA-HUTCHINSON-TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE... WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE...LUVERNE...SALEM... CANISTOTA...BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKSTON... FREEMAN...MENNO...TRIPP...CLAYTON...PARKER...CENTERVILLE... MARION...VIBORG...IRENE...HURLEY...CHANCELLOR...CANTON...LENNOX... TEA...HARRISBURG...TYNDALL...SCOTLAND...SPRINGFIELD...AVON... TABOR...YANKTON...VERMILLION 407 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 1 AM CDT THURSDAY... * TIMING...RAIN WILL GRADUALLY CHANGE TO SNOW LATE THIS MORNING. MODERATE TO HEAVY SNOW IS EXPECTED THIS AFTERNOON AND EVENING. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 AND 35 MPH GUSTING AS HIGH AS 45 MPH TODAY WITH WINDS DECREASING TONIGHT. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS THIS AFTERNOON AND CONTINUING INTO TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ IAZ002-003-012>014-020-NEZ013-SDZ071-231715- /O.CON.KFSD.WS.W.0001.160323T1800Z-160324T0900Z/ OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-DIXON-UNION- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SIOUX CENTER...ORANGE CITY...ROCK VALLEY... HAWARDEN...HULL...SHELDON...HARTLEY...SANBORN...SPENCER... LE MARS...WAKEFIELD...PONCA...ALLEN...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 407 AM CDT WED MAR 23 2016 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 4 AM CDT THURSDAY... * TIMING...RAIN WILL GRADUALLY DEVELOP THIS MORNING AND CHANGE TO SNOW THIS AFTERNOON. MODERATE TO HEAVY SNOW WILL QUICKLY DEVELOP THIS AFTERNOON. SNOW WILL DECREASE AND END LATE TONIGHT. * ACCUMULATIONS...4 TO 8 INCHES WITH ISOLATED HIGHER AMOUNTS POSSIBLE. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 AND 35 MPH GUSTING AS HIGH AS 45 MPH THIS AFTERNOON AND EVENING WITH WINDS DECREASING LATE TONIGHT. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A QUARTER MILE AT TIMES. * IMPACTS...FALLING SNOW AND BLOWING SNOW WILL LEAD TO DIFFICULT TRAVEL CONDITIONS THIS AFTERNOON INTO TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...ICE ACCUMULATIONS...AND BLOWING SNOW THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ MNZ071-072-SDZ040-054>056-059-060-231715- /O.UPG.KFSD.WS.A.0002.160323T1500Z-160324T0600Z/ /O.NEW.KFSD.WW.Y.0009.160323T1500Z-160324T0600Z/ LINCOLN MN-LYON MN-BROOKINGS-MINER-LAKE-MOODY-DAVISON-HANSON- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...MARSHALL...BROOKINGS...HOWARD...MADISON...ORLAND... FLANDREAU...MITCHELL...ALEXANDRIA...EMERY 407 AM CDT WED MAR 23 2016 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 1 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW WITH PATCHY BLOWING SNOW...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 1 AM CDT THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TIMING...MIXED RAIN AND SNOW WILL BECOME ALL SNOW THIS MORNING WITH SNOW INCREASING IN COVERAGE TODAY. OCCASIONAL MODERATE SNOW IS EXPECTED LATE THIS MORNING AND THIS AFTERNOON. * ACCUMULATIONS...2 TO 5 INCHES WITH ISOLATED HIGHER AMOUNTS. A SHARP GRADIENT IN SNOWFALL TOTALS IS LIKELY WITH THE HEAVIER AMOUNTS TO THE SOUTH. * WIND AND VISIBILITY...STRONG NORTH TO NORTHEAST WINDS BETWEEN 20 AND 30 MPH GUSTING AS HIGH AS 40 MPH TODAY WITH WINDS DECREASING THIS EVENING. VISIBILITY IN FALLING AND BLOWING SNOW MAY BE REDUCED TO UNDER A HALF MILE AT TIMES. * IMPACTS...THE SNOW WILL CAUSE HAZARDOUS TRAVEL TODAY INTO TONIGHT. 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 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 Mar 21, 3:36 PM CDT, 1 minute earlier.
Area forecast discussion, Mar 21, 3:36 PM CDT, 1 minute before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
336 PM CDT MON MAR 21 2016
.SHORT TERM...(THIS EVENING THROUGH TUESDAY)
ISSUED AT 328 PM CDT MON MAR 21 2016
FIRE WEATHER CONCERNS LATE THIS AFTERNOON AS GUSTY WINDS AND LOW RH
WILL CREATE MARGINAL RED FLAG CONDITIONS THROUGH THE LATE AFTERNOON
HOURS. AS THE TEMPERATURE COOLS THIS EVENING...EXPECT THE GUSTY
WINDS TO DECREASE SOME...BUT PRESSURE GRADIENT STILL REMAINS
SOMEWHAT TIGHT SO EXPECT WINDS TO SLOWLY DECREASE THROUGH THE NIGHT
AS WEAK TROUGH APPROACHES FROM THE NORTHWEST. AHEAD OF THE
FRONT...COULD HAVE A WINDOW OF LOW LEVEL WIND SHEAR ACROSS NORTHWEST
IOWA AS MOMENTUM REMAINS ALOFT. AS TROUGH SHIFTS SOUTH...EXPECT
THE WINDS TO DECREASE. BEHIND THE FRONT...EXPECT EASTERLY FLOW TO
DEVELOP. CLOUDS WILL BE ON THE INCREASE AFTER MIDNIGHT INTO
TUESDAY.
WITH 925 HPA TEMPS STARTING AROUND 10C...SHOULD HAVE ANOTHER
PLEASANT DAY ACROSS THE AREA. HAVE MODEST COLD AIR ADVECTION
THROUGHOUT THE DAY...STRONGEST INTO THE NORTH...LEADING TO A DECENT
TEMPERATURE GRADIENT FOR HIGHS ACROSS THE AREA. WITH A FAIR AMOUNT
OF DRY AIR IN THE LOW LEVELS OF THE ATMOSPHERE...HAVE DRY FORECAST
THROUGH 00Z WEDNESDAY.
.LONG TERM...(TUESDAY NIGHT THROUGH MONDAY)
ISSUED AT 328 PM CDT MON MAR 21 2016
PRIMARY CONCERNS IN THE MEDIUM RANGE PORTIONS OF THE FORECAST ARE
FOCUSED ON A POTENT EARLY SPRING WINTER STORM EXPECTED TO MOVE
THROUGH THE REGION WEDNESDAY. THREE MAJOR MODEL SOLNS...GFS/NAM/GEM
HAVE SHIFTED SLIGHTLY FURTHER NORTHWEST EVER SO SLIGHTLY WITH THEIR
12Z SOLNS...WITH THE ECMWF REMAINING THE SOUTHERN OUTLIER SOLN
THROUGH THURSDAY. PREFERENCE THIS AFTERNOON IS WITH THE CLUSTER
SOLUTIONS ON THE NORTHERN SIDE OF GUIDANCE...GIVEN TRENDS OVER THIS
WINTER OF PROGRESSIVELY LIFTING THESE WAVES FURTHER NORTH WITH
TIME.
THAT SAID...INITIAL WARM ADVECTION AND MID-LVL FRONTOGENETICAL BAND
WILL BEGIN TO DEVELOP PRECIPITATION ALONG AND NORTH OF THE HWY 14
CORRIDOR TUESDAY EVENING. DUE TO SOME SATURATION
ISSUES...PRECIPITATION MAY STRUGGLE INITIALLY TO REACH THE GROUND.
HOWEVER BY WEDNESDAY MORNING...UPPER WAVE WILL BEGIN TO PIVOT
ACROSS NE/KS. VERY STRONG FRONTOGENETICAL FORCING WILL BEGIN TO
DEVELOP ACROSS THE CWA...WITH CROSS SECTIONS INDICATING A OMEGA
BULLSEYE WITHIN THE DGZ BY THE AFTERNOON.
ALOFT...THERE ARE SOME HINTS OF INSTABILITY ALONG AND SOUTH OF THE
700 MB BOUNDARY...WHICH COULD SERVE TO ENHANCE THE LOCALIZED SNOW
RATES IN THE AFTERNOON. THIS SYSTEM IS VERY SIMILAR TO THE SYSTEM
THAT MOVED THROUGH EARLY IN FEBRUARY..BRINGING A DRY SLOT INTO
CENTRAL IOWA AND REFOCUSING A SECOND AREA OF HEAVY SNOWS OVER SERN
MN. THIS ANALOG STORM ALSO PRODUCED A SUBSTANCIAL TROWAL PIVOTING
INTO THE MO-RIVER VALLEY. HOWEVER...WE ARE TRENDING FURTHER INTO
MARCH...AND WITH SUBSTANCIAL WARM AIR AHEAD OF THIS SYSTEM...WARM
GROUND...TIMING ON CHANGE OVER OF PRECIPITATION...IMPACT OF
CONVECTION ON THE SERN QUADRANT OF THE STORM... ALONG WITH AN IMPACT
ON SLR WILL IMPACT SNOW AMOUNTS. FROM A PLUMES PERSPECTIVE...THERE
IS SUBSTANCIAL SPREAD IN BOTH GEFS AND SREF PLUMES...FROM NEARLY 11
INCHES TO ZERO IN SIOUX FALLS...HOWEVER THERE IS CLUSTERING IN BOTH
ENSEMBLES AROUND THE 4 TO 7" RANGE.
WHAT IS AGAIN CONCERNING AND HAS BEEN A TREND THIS WINTER...IS THE
ANOMALOUS TRANSPORT OF MOISTURE NORTHWARD INTO THE REGION. PWAT
VALUES AGAIN WEDNESDAY MORNING/EVENING ARE PUSHING CLIMATOLOGICAL
RECORDS FOR THE DATE. IF ANY LOCALIZED ENHANCEMENT OF
PRECIPITATION OCCURS...QPF TOTALS MAY PUSH AN INCH.
COMPOUNDING THE SNOW FALL WILL BE STRONG WINDS ON WEDNESDAY. WITH
AN INCREASE SPG AS SFC LOW PRESSURE FORMS OVER NW MO...A CORRIDOR OF
50-60 KNOTS WILL CHANNEL AROUND THE BACKSIDE OF THE DEVELOPING LOW.
WE SHOULD SEE AREAS OF SUSTAINED 30 MPH WINDS WITH GUSTS TO 45 AT
TIMES AS SNOW MOVES THROUGH. WILL GO AHEAD AN ISSUE A WINTER STORM
WATCH FOR WEDNESDAY...GIVEN IMPACT OF 5 INCHES OR MORE OF SNOW
COMBINED WITH VERY STRONG WINDS WHICH MAY PRODUCE SIGNIFICANT
IMPACTS. THAT SAID...IT WILL BE IMPORTANT TO STRESS THAT JUST A 50
MILE SHIFT IN THIS SYSTEM WILL HAVE RAMIFICATIONS ON THE SNOW
FORECAST.
FROM THURSDAY INTO THE WEEKEND...WE WILL AGAIN TRY TO WARM UP
TEMPERATURES INTO THE WEEKEND...BUT FRESH SNOW MAY LEAD THESE
TEMPERATURES TO BE LOWER. OUR NEXT SYSTEM WILL ROTATE INTO THE
NORTHERN PLAINS FRIDAY INTO SATURDAY USHERING ONLY A LOW CHANCE OF
PRECIPITATION AND COLDER TEMPERATURES FOR SATURDAY AND SUNDAY.
&&
.AVIATION...(FOR THE 18Z TAFS THROUGH 18Z TUESDAY AFTERNOON)
ISSUED AT 1138 AM CDT MON MAR 21 2016
VFR CONDITIONS ARE EXPECTED TO PREVAIL THROUGH THE PERIOD. A WEAK
FRONT IS EXPECTED TO MOVE THROUGH THE AREA OVERNIGHT. WITH THE
WINDS GOING LIGHT...THERE IS AN OUTSIDE CHANCE OF SOME LIGHT FOG
DEVELOPING IN THE RIVER VALLEYS IN THE EARLY MORNING HOURS ON
TUESDAY. NORTHEAST TO EASTERLY FLOW IS EXPECTED TO PREVAIL
THROUGHOUT THE DAY ON TUESDAY...WITH LOWERING CEILINGS.
&&
.FSD WATCHES/WARNINGS/ADVISORIES...
SD...RED FLAG WARNING UNTIL 7 PM CDT THIS EVENING FOR SDZ258.
WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY
NIGHT FOR SDZ061-062-065>071.
MN...WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY
NIGHT FOR MNZ080-081-089-090-097-098.
IA...RED FLAG WARNING UNTIL 7 PM CDT THIS EVENING FOR IAZ300-301.
WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY
NIGHT FOR IAZ001>003-012>014-020.
NE...RED FLAG WARNING UNTIL 7 PM CDT THIS EVENING FOR NEZ249.
WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH LATE WEDNESDAY
NIGHT FOR NEZ013.
&&
SHORT TERM...
LONG TERM...DUX
AVIATION...Hazardous weather outlook, Mar 21, 1:43 PM CDT, 1 hour 54 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 143 PM CDT MON MAR 21 2016 IAZ001>003-012>014-020>022-031-032-NEZ013-014-SDZ065>071-221845- LYON IA-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY IA-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-DIXON-DAKOTA-HUTCHINSON-TURNER- LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION- 143 PM CDT MON MAR 21 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST IOWA...NORTHEAST NEBRASKA AND SOUTHEAST SOUTH DAKOTA. .DAY ONE...THIS AFTERNOON AND TONIGHT THE GRASSLAND FIRE DANGER INDEX WILL REACH THE EXTREME CATEGORY THIS AFTERNOON. A RED FLAG WARNING IS IN EFFECT FOR THE AREA MONDAY AFTERNOON. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY RAIN TUESDAY NIGHT WILL CHANGE TO SNOW WEDNESDAY MORNING WITH SNOW CONTINUING INTO WEDNESDAY EVENING. PERIODS OF MODERATE TO HEAVY SNOW COULD DEVELOP WEDNESDAY...MAINLY NEAR AND SOUTHEAST OF A YANKTON SOUTH DAKOTA TO SIOUX FALLS SOUTH DAKOTA TO WINDOM MINNESOTA LINE. IN ADDITION TO THE SNOWFALL...STRONG NORTHERLY WINDS ARE LIKELY WEDNESDAY AND WEDNESDAY NIGHT. THE WINDS MAY CAUSE BLOWING SNOW WHILE SNOW IS FALLING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. MNZ071-072-080-081-089-090-097-098-SDZ038>040-050-052>064-221845- LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE- ROCK-BEADLE-KINGSBURY-BROOKINGS-GREGORY-JERAULD-SANBORN-MINER- LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA- CHARLES MIX-DOUGLAS- 143 PM CDT MON MAR 21 2016 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST MINNESOTA...EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA. .DAY ONE...THIS AFTERNOON AND TONIGHT THE GRASSLAND FIRE DANGER INDEX WILL REACH THE HIGH CATEGORY TODAY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY RAIN TUESDAY NIGHT WILL CHANGE TO SNOW WEDNESDAY MORNING WITH SNOW CONTINUING INTO WEDNESDAY EVENING. PERIODS OF MODERATE TO HEAVY SNOW COULD DEVELOP WEDNESDAY...MAINLY NEAR AND SOUTHEAST OF A YANKTON SOUTH DAKOTA TO SIOUX FALLS SOUTH DAKOTA TO WINDOM MINNESOTA LINE. IN ADDITION TO THE SNOWFALL...STRONG NORTHERLY WINDS ARE LIKELY WEDNESDAY AND WEDNESDAY NIGHT. THE WINDS MAY CAUSE BLOWING SNOW WHILE SNOW IS FALLING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 11:04 AM CDT | Red Flag Warning | FSD | 8 hr |
Nearby
Winter Storm Watches in South Dakota, 2016Winter Storm Watches in Minnesota, 2016Winter Storm Watches in Iowa, 2016Every winter storm watch in 2016
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.