Alert archive / South Dakota / Flood Watches in 2007
Flood Watch 4, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flood watch at May 4, 2007, 3:48 PM CDT for 4 states. It took effect at May 4, 2007, 7:00 PM CDT. It was in force for 55 hr.
The area
The counties it named.
The facts
- Issued
- May 4, 2007, 3:48 PM CDT (20:48 UTC)
- In effect from
- May 4, 2007, 7:00 PM CDT
- Expired
- May 7, 2007, 2:16 AM CDT
- In force
- 55 hr
- Issued by
- NWS Sioux Falls, SD
- Flood severity
- None
All 45 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, Lincoln County, MN, Lyon County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Dakota County, NE, Dixon County, NE, Aurora County, SD, Beadle County, SD, Bon Homme County, SD, Brookings 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, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 16 km from the middle of the area, began a volume at 20:48 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, 8.8 hours before the alert went out and 202 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
- 503 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 253 m²/s²
- 0-3 km storm-relative helicity
- 304 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS63 KFSD 042048 FFAFSD URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 348 PM CDT FRI MAY 4 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS TONIGHT THROUGH SUNDAY NIGHT...ESPECIALLY NEAR AND WEST OF INTERSTATE 29. SDZ038-050-052-053-057>060-063>065-068-069-050500- /O.NEW.KFSD.FA.A.0004.070505T0000Z-070506T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON 348 PM CDT FRI MAY 4 2007 ...FLOOD WATCH IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * FLOOD WATCH FOR PORTIONS OF EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN EAST CENTRAL SOUTH DAKOTA...BEADLE... JERAULD AND SANBORN. IN SOUTH CENTRAL SOUTH DAKOTA...BRULE... CHARLES MIX AND GREGORY. IN SOUTHEAST SOUTH DAKOTA...AURORA... BON HOMME...DAVISON...DOUGLAS...HANSON...HUTCHINSON AND YANKTON. * FROM 7 PM CDT THIS EVENING THROUGH SUNDAY AFTERNOON * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA TONIGHT THROUGH SUNDAY MORNING...WITH A BREAK EXPECTED DURING THE DAYTIME SATURDAY. * EXPECTED HEAVY RAINS TOTALING 2 TO 5 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ IAZ001-012-020-031-MNZ098-NEZ013-014-SDZ039-040-054>056-061-062- 066-067-070-071-050500- /O.NEW.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-SIOUX-PLYMOUTH-WOODBURY-ROCK-DIXON-DAKOTA-KINGSBURY- BROOKINGS-MINER-LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-CLAY- UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG... HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 348 PM CDT FRI MAY 4 2007 ...FLOOD WATCH IN EFFECT FROM SATURDAY EVENING THROUGH MONDAY MORNING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * FLOOD WATCH FOR PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...LYON...PLYMOUTH... SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA... BROOKINGS...CLAY...KINGSBURY...LAKE...LINCOLN...MCCOOK... MINER...MINNEHAHA...MOODY...TURNER AND UNION. * FROM SATURDAY EVENING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA LATER TONIGHT THROUGH SUNDAY NIGHT....WITH MOST ACTIVITY EXPECTED IN THE LATE AFTERNOON AND NIGHTTIME HOURS. * EXPECTED HEAVY RAINS TOTALING 2 TO 5 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ RSR
10 follow-up statements
000 WGUS63 KFSD 050851 FFAFSD FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 351 AM CDT SAT MAY 5 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS TONIGHT THROUGH SUNDAY NIGHT... ESPECIALLY NEAR AND WEST OF INTERSTATE 29. SDZ038-050-052-053-057>060-063>065-068-069-051700- /O.CON.KFSD.FA.A.0004.000000T0000Z-070506T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON 351 AM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN EAST CENTRAL SOUTH DAKOTA...BEADLE...JERAULD AND SANBORN. IN SOUTH CENTRAL SOUTH DAKOTA...BRULE...CHARLES MIX AND GREGORY. IN SOUTHEAST SOUTH DAKOTA...AURORA...BON HOMME... DAVISON...DOUGLAS...HANSON...HUTCHINSON AND YANKTON. * THROUGH SUNDAY AFTERNOON * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA TODAY THROUGH SUNDAY MORNING. * ADDITIONAL HEAVY RAINS OF 2 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ IAZ001-012-020-031-MNZ098-NEZ013-014-SDZ039-040-054>056-061-062- 066-067-070-071-051700- /O.CON.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-SIOUX-PLYMOUTH-WOODBURY-ROCK-DIXON-DAKOTA-KINGSBURY- BROOKINGS-MINER-LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-CLAY- UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG... HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 351 AM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH MONDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...LYON...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS...CLAY...KINGSBURY...LAKE... LINCOLN...MCCOOK...MINER...MINNEHAHA...MOODY...TURNER AND UNION. * FROM THIS EVENING THROUGH MONDAY MORNING * SCATTERED SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA TODAY....WITH MORE WIDESPREAD ACTIVITY EXPECTED IN THE TONIGHT INTO SUNDAY. * EXPECTED HEAVY RAINS TOTALING 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$
000 WGUS63 KFSD 051002 CCA FFAFSD FLOOD WATCH...CORRECTED TYPO NATIONAL WEATHER SERVICE SIOUX FALLS SD 351 AM CDT SAT MAY 5 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS TODAY THROUGH SUNDAY NIGHT... ESPECIALLY NEAR AND WEST OF INTERSTATE 29. SDZ038-050-052-053-057>060-063>065-068-069-051700- /O.CON.KFSD.FA.A.0004.000000T0000Z-070506T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON 351 AM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN EAST CENTRAL SOUTH DAKOTA...BEADLE...JERAULD AND SANBORN. IN SOUTH CENTRAL SOUTH DAKOTA...BRULE...CHARLES MIX AND GREGORY. IN SOUTHEAST SOUTH DAKOTA...AURORA...BON HOMME... DAVISON...DOUGLAS...HANSON...HUTCHINSON AND YANKTON. * THROUGH SUNDAY AFTERNOON * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA TODAY THROUGH SUNDAY MORNING. * ADDITIONAL HEAVY RAINS OF 2 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ IAZ001-012-020-031-MNZ098-NEZ013-014-SDZ039-040-054>056-061-062- 066-067-070-071-051700- /O.CON.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-SIOUX-PLYMOUTH-WOODBURY-ROCK-DIXON-DAKOTA-KINGSBURY- BROOKINGS-MINER-LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-CLAY- UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG... HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 351 AM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH MONDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...LYON...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS...CLAY...KINGSBURY...LAKE... LINCOLN...MCCOOK...MINER...MINNEHAHA...MOODY...TURNER AND UNION. * FROM THIS EVENING THROUGH MONDAY MORNING * SCATTERED SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA TODAY....WITH MORE WIDESPREAD ACTIVITY EXPECTED TONIGHT INTO SUNDAY. * EXPECTED HEAVY RAINS TOTALING 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$
000 WGUS63 KFSD 051606 FFAFSD FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 1106 AM CDT SAT MAY 5 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS TODAY THROUGH SUNDAY NIGHT... ESPECIALLY NEAR AND WEST OF INTERSTATE 29. SDZ038-050-052-053-057>060-063>065-068-069-060015- /O.CON.KFSD.FA.A.0004.000000T0000Z-070506T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME-YANKTON- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR...YANKTON 1106 AM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN EAST CENTRAL SOUTH DAKOTA...BEADLE...JERAULD AND SANBORN. IN SOUTH CENTRAL SOUTH DAKOTA...BRULE...CHARLES MIX AND GREGORY. IN SOUTHEAST SOUTH DAKOTA...AURORA...BON HOMME... DAVISON...DOUGLAS...HANSON...HUTCHINSON AND YANKTON. * THROUGH SUNDAY AFTERNOON * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA TODAY THROUGH SUNDAY MORNING. * ADDITIONAL HEAVY RAINS OF 2 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ IAZ001-012-020-031-MNZ098-NEZ013-014-SDZ039-040-054>056-061-062- 066-067-070-071-060015- /O.CON.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-SIOUX-PLYMOUTH-WOODBURY-ROCK-DIXON-DAKOTA-KINGSBURY- BROOKINGS-MINER-LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-CLAY- UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG... HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 1106 AM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...LYON...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS...CLAY...KINGSBURY...LAKE... LINCOLN...MCCOOK...MINER...MINNEHAHA...MOODY...TURNER AND UNION. * FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ RSR
000 WGUS63 KFSD 051956 FFAFSD URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 256 PM CDT SAT MAY 5 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS THROUGH SUNDAY NIGHT... ESPECIALLY NEAR AND WEST OF INTERSTATE 29. MNZ071-097-060400- /O.EXA.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LINCOLN-PIPESTONE- INCLUDING THE CITIES OF...TYLER...HENDRICKS...LAKE BENTON... IVANHOE...PIPESTONE 256 PM CDT SAT MAY 5 2007 ...FLOOD WATCH IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS EXPANDED THE * FLOOD WATCH TO INCLUDE A PORTION OF SOUTHWEST MINNESOTA... INCLUDING THE FOLLOWING AREAS...LINCOLN AND PIPESTONE. * FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ SDZ069-060400- /O.EXT.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ YANKTON- INCLUDING THE CITY OF...YANKTON 256 PM CDT SAT MAY 5 2007 ...FLOOD WATCH NOW IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING... THE FLOOD WATCH IS NOW IN EFFECT FOR * A PORTION OF SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREA...YANKTON. * FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA TODAY THROUGH SUNDAY MORNING. * ADDITIONAL HEAVY RAINS OF 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ SDZ038-050-052-053-057>060-063>065-068-060400- /O.CON.KFSD.FA.A.0004.000000T0000Z-070506T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR 256 PM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN EAST CENTRAL SOUTH DAKOTA...BEADLE...JERAULD AND SANBORN. IN SOUTH CENTRAL SOUTH DAKOTA...BRULE...CHARLES MIX AND GREGORY. IN SOUTHEAST SOUTH DAKOTA...AURORA...BON HOMME... DAVISON...DOUGLAS...HANSON AND HUTCHINSON. * THROUGH SUNDAY AFTERNOON * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST OVER THE AREA TODAY THROUGH SUNDAY MORNING. * ADDITIONAL HEAVY RAINS OF 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ IAZ001-012-020-031-MNZ098-NEZ013-014-SDZ039-040-054>056-061-062- 066-067-070-071-060400- /O.CON.KFSD.FA.A.0004.070506T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-SIOUX-PLYMOUTH-WOODBURY-ROCK-DIXON-DAKOTA-KINGSBURY- BROOKINGS-MINER-LAKE-MOODY-MCCOOK-MINNEHAHA-TURNER-LINCOLN-CLAY- UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... DE SMET...ARLINGTON...LAKE PRESTON...BROOKINGS...HOWARD... MADISON...FLANDREAU...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG... HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG... VERMILLION...NORTH SIOUX CITY...BERESFORD...ELK POINT... ALCESTER...JEFFERSON 256 PM CDT SAT MAY 5 2007 ...FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...LYON...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS...CLAY...KINGSBURY...LAKE... LINCOLN...MCCOOK...MINER...MINNEHAHA...MOODY...TURNER AND UNION. * FROM 7 PM CDT THIS EVENING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ BT
000 WGUS63 KFSD 060902 FFAFSD URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 402 AM CDT SUN MAY 6 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS THROUGH SUNDAY NIGHT... ESPECIALLY NEAR AND EAST OF INTERSTATE 29. SDZ038-050-052-053-057>060-063>065-068-061015- /O.CAN.KFSD.FA.A.0004.000000T0000Z-070506T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BEADLE-GREGORY-JERAULD-SANBORN-BRULE-AURORA-DAVISON-HANSON- CHARLES MIX-DOUGLAS-HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...HURON...GREGORY...BURKE... WESSINGTON SPRINGS...ALPENA...WOONSOCKET...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR 402 AM CDT SUN MAY 6 2007 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR PORTIONS OF EAST CENTRAL SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA HAS BEEN CANCELLED. WHILE SCATTERED SHOWERS WILL CONTINUE OVER THE AREA THROUGH SUNDAY NIGHT...LESS THAN HALF AN INCH OF ADDITIONAL RAINFALL IS EXPECTED THROUGH THE PERIOD. $$ SDZ039-054-055-061-061015- /O.CAN.KFSD.FA.A.0004.000000T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ KINGSBURY-MINER-LAKE-MCCOOK- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... HOWARD...MADISON...SALEM...CANISTOTA...BRIDGEWATER...MONTROSE 402 AM CDT SUN MAY 6 2007 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR PORTIONS OF EAST CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA HAS BEEN CANCELLED. WHILE SCATTERED SHOWERS WILL CONTINUE OVER THE AREA THROUGH SUNDAY NIGHT...LESS THAN HALF AN INCH OF ADDITIONAL RAINFALL IS EXPECTED THROUGH THE PERIOD. $$ IAZ002-003-013-014-021-022-032-MNZ072-080-081-089-090-061715- /O.EXB.KFSD.FA.A.0004.070506T1200Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OSCEOLA-DICKINSON-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-LYON- MURRAY-COTTONWOOD-NOBLES-JACKSON- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...SHELDON...HARTLEY...SANBORN...SPENCER...CHEROKEE... STORM LAKE...IDA GROVE...HOLSTEIN...BATTLE CREEK...MARSHALL... SLAYTON...FULDA...WINDOM...MOUNTAIN LAKE...WORTHINGTON... JACKSON...LAKEFIELD 402 AM CDT SUN MAY 6 2007 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT THIS MORNING THROUGH MONDAY MORNING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS EXPANDED THE * FLOOD WATCH TO INCLUDE PORTIONS OF NORTHWEST IOWA AND SOUTHWEST MINNESOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...BUENA VISTA...CHEROKEE...CLAY...DICKINSON... IDA...OBRIEN AND OSCEOLA. IN SOUTHWEST MINNESOTA... COTTONWOOD...JACKSON...LYON...MURRAY AND NOBLES. * FROM 7 AM CDT THIS MORNING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 2 TO 4 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ IAZ001-012-020-031-MNZ071-097-098-NEZ013-014-SDZ040-056-062-066- 067-069>071-061715- /O.EXT.KFSD.FA.A.0004.070506T1200Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-SIOUX-PLYMOUTH-WOODBURY-LINCOLN-PIPESTONE-ROCK-DIXON-DAKOTA- BROOKINGS-MOODY-MINNEHAHA-TURNER-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...LE MARS...SIOUX CITY... TYLER...HENDRICKS...LAKE BENTON...IVANHOE...PIPESTONE...LUVERNE... WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY...BROOKINGS... FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 402 AM CDT SUN MAY 6 2007 ...FLOOD WATCH NOW IN EFFECT FROM 7 AM CDT THIS MORNING THROUGH MONDAY MORNING... THE FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...LYON...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...LINCOLN...PIPESTONE AND ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA... BROOKINGS...CLAY...LINCOLN...MINNEHAHA...MOODY...TURNER... UNION AND YANKTON. * FROM 7 AM CDT THIS MORNING THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 1 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ JM
000 WGUS63 KFSD 060919 FFAFSD URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 419 AM CDT SUN MAY 6 2007 .VARIOUS UPPER LEVEL DISTURBANCES WILL INTERACT WITH A SOUTHERLY FLOW OF MOIST AND UNSTABLE AIR...TO PRODUCE WAVES OF HEAVY SHOWERS AND THUNDERSTORMS THROUGH SUNDAY NIGHT... ESPECIALLY NEAR AND EAST OF INTERSTATE 29. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ040-056-062-066-067-069>071-061730- /O.EXT.KFSD.FA.A.0004.070506T0919Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-BROOKINGS-MOODY-MINNEHAHA-TURNER- YANKTON-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...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... BROOKINGS...FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 419 AM CDT SUN MAY 6 2007 ...FLOOD WATCH NOW IN EFFECT THROUGH MONDAY MORNING... THE FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...BUENA VISTA...CHEROKEE...CLAY...DICKINSON... IDA...LYON...OBRIEN...OSCEOLA...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...COTTONWOOD...JACKSON...LINCOLN... LYON...MURRAY...NOBLES...PIPESTONE AND ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS... CLAY...LINCOLN...MINNEHAHA...MOODY...TURNER...UNION AND YANKTON. * THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 1 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$
000 WGUS63 KFSD 061658 FFAFSD FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 1158 AM CDT SUN MAY 6 2007 .SHOWERS AND THUNDERSTORMS ARE EXPECTED TO REDEVELOP ALONG THE JAMES RIVER VALLEY LATE THIS AFTERNOON. THESE STORMS ARE CAPABLE OF PRODUCING AN ADDITIONAL ONE TO THREE INCHES OF RAIN TONIGHT...ESPECIALLY ALONG AND EAST OF INTERSTATE 29. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ040-056-062-066-067-069>071-070100- /O.CON.KFSD.FA.A.0004.000000T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-BROOKINGS-MOODY-MINNEHAHA-TURNER- YANKTON-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...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... BROOKINGS...FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 1158 AM CDT SUN MAY 6 2007 ...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...BUENA VISTA...CHEROKEE...CLAY...DICKINSON... IDA...LYON...OBRIEN...OSCEOLA...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...COTTONWOOD...JACKSON...LINCOLN... LYON...MURRAY...NOBLES...PIPESTONE AND ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS... CLAY...LINCOLN...MINNEHAHA...MOODY...TURNER...UNION AND YANKTON. * THROUGH MONDAY MORNING * OCCASIONAL HEAVY SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST ACROSS THE AREA THIS AFTERNOON...TONIGHT...AND AGAIN THROUGH SUNDAY NIGHT. * EXPECTED HEAVY RAINS TOTALING 1 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ BT
000 WGUS63 KFSD 062046 FFAFSD FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 346 PM CDT SUN MAY 6 2007 .SHOWERS AND THUNDERSTORMS ARE EXPECTED TO REDEVELOP RAPIDLY ALONG THE JAMES RIVER VALLEY BY EARLY THIS EVENING. THE STORMS WILL THEN SPREAD EAST OVER FAR EASTERN SOUTH DAKOTA AND INTO SOUTHWEST MINNESOTA AND NORTHWEST IOWA. ANOTHER ONE TO THREE INCHES OF RAIN IS EXPECTED WITH THESE STORMS TONIGHT... ESPECIALLY ALONG AND EAST OF INTERSTATE 29. THIS RAINFALL...WITH THE GROUND SATURATED FROM RAINFALL OF THE LAST FEW DAYS...WILL PRODUCE A FLOOD THREAT. IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097- 098-NEZ013-014-SDZ040-056-062-066-067-069>071-070500- /O.CON.KFSD.FA.A.0004.000000T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE- BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON- PIPESTONE-ROCK-DIXON-DAKOTA-BROOKINGS-MOODY-MINNEHAHA-TURNER- YANKTON-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...CHEROKEE...STORM LAKE...SIOUX CITY... IDA GROVE...HOLSTEIN...BATTLE CREEK...TYLER...HENDRICKS... LAKE BENTON...IVANHOE...MARSHALL...SLAYTON...FULDA...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...PIPESTONE... LUVERNE...WAKEFIELD...PONCA...ALLEN...SOUTH SIOUX CITY... BROOKINGS...FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 346 PM CDT SUN MAY 6 2007 ...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...BUENA VISTA...CHEROKEE...CLAY...DICKINSON... IDA...LYON...OBRIEN...OSCEOLA...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...COTTONWOOD...JACKSON...LINCOLN... LYON...MURRAY...NOBLES...PIPESTONE AND ROCK. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTH DAKOTA...BROOKINGS... CLAY...LINCOLN...MINNEHAHA...MOODY...TURNER...UNION AND YANKTON. * THROUGH MONDAY MORNING * SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN ARE EXPECTED TO REDEVELOP AND MOVE NORTHEAST ACROSS THE AREA TONIGHT...AND POSSIBLY INTO MONDAY MORNING. * EXPECTED HEAVY RAINS TOTALING 1 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ WILLIAMS
000 WGUS63 KFSD 070222 FFAFSD FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 922 PM CDT SUN MAY 6 2007 .SHOWERS AND THUNDERSTORMS MOVING OVER NORTHWEST IOWA...SOUTHWEST MINNESOTA...AND PART OF SOUTHEAST SOUTH DAKOTA THIS EVENING WILL CONTINUE MUCH OF TONIGHT BEFORE DECREASING BY DAYBREAK. HEAVY RAIN IS EXPECTED WITH SOME OF THE STORMS AND THIS WILL PRODUCE A FLOOD THREAT. THE HEAVY RAIN AND FLOOD THREAT IS EXPECTED TO BE OVER MOST OF NORTHWEST IOWA...PART OF SOUTHWEST MINNESOTA...AND A SMALL PART OF EXTREME SOUTHEAST SOUTH DAKOTA. THE FLOOD THREAT HAS DECREASED IN AN AREA A LITTLE FURTHER NORTHWEST...FROM YANKTON AND SIOUX FALLS SOUTH DAKOTA TO MARSHALL MINNESOTA...WHERE VERY HEAVY RAIN IS NO LONGER EXPECTED TONIGHT. IAZ001-MNZ071-072-080-097-098-SDZ040-056-062-066-067-069-070- 070330- /O.CAN.KFSD.FA.A.0004.000000T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ LYON-LINCOLN-MURRAY-PIPESTONE-ROCK-BROOKINGS-MOODY-MINNEHAHA- TURNER-YANKTON-CLAY- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...TYLER...HENDRICKS...LAKE BENTON...IVANHOE... MARSHALL...SLAYTON...FULDA...PIPESTONE...LUVERNE...BROOKINGS... FLANDREAU...SIOUX FALLS...PARKER...CENTERVILLE...MARION... VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION 922 PM CDT SUN MAY 6 2007 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR PORTIONS OF EXTREME NORTHWEST IOWA...PART OF SOUTHWEST MINNESOTA AND SOUTH DAKOTA HAS BEEN CANCELLED. WHILE SCATTERED SHOWERS AND A FEW THUNDERSTORMS ARE STILL POSSIBLE TONIGHT... HEAVY RAIN CAPABLE OF PRODUCING FLOODING IS NO LONGER EXPECTED. $$ IAZ002-003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014- SDZ071-071030- /O.CON.KFSD.FA.A.0004.000000T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-COTTONWOOD-NOBLES-JACKSON-DIXON-DAKOTA-UNION- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD... ELK POINT...ALCESTER...JEFFERSON 922 PM CDT SUN MAY 6 2007 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT MONDAY... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTHEAST SOUTH DAKOTA...INCLUDING THE FOLLOWING AREAS...IN NORTHWEST IOWA...BUENA VISTA...CHEROKEE...CLAY... DICKINSON...IDA...OBRIEN...OSCEOLA...PLYMOUTH...SIOUX AND WOODBURY. IN SOUTHWEST MINNESOTA...COTTONWOOD...JACKSON AND NOBLES. IN NORTHEAST NEBRASKA...DAKOTA AND DIXON. IN SOUTHEAST SOUTH DAKOTA...UNION. * UNTIL 7 AM CDT MONDAY * SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN ARE EXPECTED TO MOVE NORTHEAST ACROSS THE AREA TONIGHT...AND POSSIBLY INTO MONDAY MORNING. * EXPECTED HEAVY RAINS TOTALING 1 TO 3 INCHES WILL CAUSE PONDING OF WATER...LEADING TO POSSIBLE FLOODING OF RIVERS AND STREAMS. A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. $$ WILLIAMS
000 WGUS63 KFSD 070716 FFAFSD FLOOD WATCH NATIONAL WEATHER SERVICE SIOUX FALLS SD 216 AM CDT MON MAY 7 2007 IAZ002-003-012>014-020>022-031-032-MNZ081-089-090-NEZ013-014- SDZ071-070830- /O.CAN.KFSD.FA.A.0004.000000T0000Z-070507T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OSCEOLA-DICKINSON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA- WOODBURY-IDA-COTTONWOOD-NOBLES-JACKSON-DIXON-DAKOTA-UNION- INCLUDING THE CITIES OF...SIBLEY...SPIRIT LAKE...MILFORD... ARNOLDS PARK...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WINDOM... MOUNTAIN LAKE...WORTHINGTON...JACKSON...LAKEFIELD...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...NORTH SIOUX CITY...BERESFORD... ELK POINT...ALCESTER...JEFFERSON 216 AM CDT MON MAY 7 2007 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR PORTIONS OF NORTHWEST IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA AND SOUTHEAST SOUTH DAKOTA HAS BEEN CANCELLED. SCATTERED LIGHT SHOWERS ARE EXPECTED THE REST OF THE NIGHT WITH ADDITIONAL ACCUMULATIONS OF A TENTH OF AN INCH OR LESS. $$
What forecasters said that day
The local office's own words before this flood 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 flood watch went out at May 4, 9:55 AM CDT, 5 hours 53 minutes earlier.
Area forecast discussion, May 4, 9:55 AM CDT, 5 hours 53 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA NATIONAL WEATHER SERVICE SIOUX FALLS SD 955 AM CDT FRI MAY 4 2007 .DISCUSSION... SOLID BAND OF MODERATE TO HEAVY SHWRS BASICALLY ALG I29 CORRIDOR THIS MRNG...MOVG SLOWLY NEWD OVER NWRN IA AND SWRN MN EARLY THIS AFTN. THIS APPEARS TO BE ASSCD WITH LOW TO MID LVL CONVERGENCE OF DEEP GULF MOISTURE AHEAD OF WEAK UPR LVL TROF MOVG NEWD OVR CWA THIS AFTN. SO EXPCT BIG BREAK IN PRECIP SPRDG NEWD OVR CWA THIS AFTN...BUT SELY FLOW OF MOIST AIR AND LOW CLOUDS SHOULD KEEP TEMPS FROM RISING MUCH...LIKE THE CURRENT FCST. SO EXCPT FOR UPDATING GRIDS EARLIER FOR UNQUALIFIED POPS AND QPF OVER AN INCH IN THE HEAVY RAIN BAND...PREV FCST LOOKS OK. && .AVIATION... IFR CONDITIONS WILL PERSIST ACROSS THE AREA TODAY AS MOISTURE STREAMS NORTH IN ASSOCIATION WITH A SLOW MOVING SFC TROUGH. HOWEVER...A PERIOD OF VFR TO MVFR CIGS AND VSBYS WILL EXIST WEST OF THE JAMES VALLEY INTO THE AFTN. OTRW...CEILINGS WILL MOSTLY BE BELOW 1000FT THIS MORNING AT LOCAL TAF SITES...WITH ONLY MINIMAL IMPROVEMENT THIS AFTERNOON. CEILINGS WILL ONCE AGAIN LOWER TONIGHT...PRODUCING IFR TO LIFR. IN ADDITION...VISIBILITIES WILL BE RESTRICTED THIS MORNING AND AGAIN TONIGHT. THE VERY MOIST AIR MASS WILL SPARK ON AND OFF SHOWERS AND THUNDERSTORM TODAY AND THROUGH THE WEEKEND. && .PREV DISCUSSION... MAIN STORY THRU THE WEEKEND IS THE OBVIOUS...HUGE UPPER VORTEX ACROSS THE WRN CONUS. IN THE NEAR TERM...NO SHORTAGE OF SHRA AROUND. ONE AREA IS EXITING OUR NRN FA INTO NERN SD...WITH A LARGER AREA MOVG RIGHT UP THE MO VALLEY OF NEB/IA WITH THE H7 FLOW. A THIRD AREA IS BEGINNING TO WEAKEN IN S CENTRAL SD WHICH IS LEFTOVER CONVECTION FM THE WRN PLAINS. WAA AND ISENTROPIC LIFT ARE IN NO SHORT SUPPLY THIS MORNING. IN FACT KSUX DESPITE RAINING JUST WARMED UP BETWEEN 3 AM AND 4 AM. THEREFORE I BELIEVE THAT THIS ACTIVITY TO OUR S WL NOT DIE OFF. IT IS ASSOCIATED WITH A SUBTLE S/W SPINNING OFF N OF THE BROAD UPPER LOW OVR AR...AND THAT HAS BEEN ADVERTISED FOR A COUPLE OF DAYS NOW. THEREFORE LIKELY POPS ARE WARRANTED OVR MUCH OF OUR E HALF THIS MORNING...WITH SOME CHC AND SCT ACTIVITY OVR OUR W WITH THE ISENTROPIC LIFT. JUST CANNOT GO DRY ANYWHERE IN THIS DEVELOPMENTAL PATTERN. THIS AFTN...SOME OF THE UPPER -DIV Q WANES SO WENT ONLY SLGT CHC POPS IN THE MIDDLE PTN OF OUR FA...WITH SOMEWHAT BETTER CHCS OF RAINFALL OVR OUR FAR W CLOSER TO THE SFC BOUNDARY...AND IN OUR FAR E. BUT LATEST DATA SUGGESTS THAT THE FAR E SCT POPS THIS AFTN MAY HAVE TO BE TAILED BACK DUE TO THE ABSENCE OF DECENT FORCING. IT ALL DEPENDS IF SHRA KEEPS DEVELOPING IN NWRN AND N CENTRAL MO OR NOT. FOR HIGHS...CONT TO GO BLO MOST GUIDANCE HIGHS DUE TO CLOUD COVER...AND THAT WORKED OUT PRETTY GOOD YESTERDAY. LOCATIONS IN OUR FA ONLY MIX TO H925 TO H9...BUT THE OVERALL LOW LVL AIRMASS IS QUITE WARM. FOR TONIGHT AND SATURDAY...LOW LVL JET REALLY BEGINS TO CRANK UP LATE...LASTING THRU SATURDAY...ON THE ORDER OF 40 TO 50 KTS. THIS CONTINUES AN EXCELLENT MSTR FEED RIGHT INTO THE FA...AND THE SFC BOUNDARY STAYS STNRY TO THE W OF OUR FA. LOW LVL MSTR TRANSPORT VECTORS ARE VERY STRONG. THOUGHTS ARE THAT THE BEST CHCS FOR TS WL BE IN OUR WRN FA CLOSEST TO THE SFC BOUNDARY...WHICH IS KEY FOR DEVELOPMENT AS S/W ENERGY APPEARS TO BE LACKING ON THE E SIDE OF THE LARGE UPPER LOW OVR THE RCKYS. OF COURSE...CONVECTIVE DEVELOPMENT CAN CREATE ITS OWN S/W ENERGY WHICH IS BOUND TO HAPPEN. WITH THE WIND TONIGHT...LOWS WL STAY UP. AND ON SATURDAY...DESPITE THE MOSTLY CLOUDY SKIES...THERE ARE STILL HINTS IN THE RH TIME SECTIONS THAT NW IA COULD BREAK OUT SOME IN THE AFTN ALLOWING A STRONG WARMUP IN THAT AREA. SATURDAY NIGHT AND SUNDAY APPEAR TO BE THE FOCUS TIME FOR HEAVY RAIN POTENTIAL OVR THIS FA...WORKING SLOWLY FM W TO E. ATTM...DECIDED TO FORGO A FLOOD WATCH UNTIL WE CAN PIN DOWN THE TIMING OF ANY HEAVY RAIN POTENTIAL A LITTLE BETTER. BUT QPF AMOUNTS COULD BE QUITE HIGH IN MANY AREAS. WITH DEEP LYR MSTR AND PLENTY OF ASCENT...TRAINING ECHOES ARE LIKELY...MOVG EVER SO SLOWLY EWD AHEAD OF THE SLOW MOVG FROPA. WINDY CONDS CONT SAT NIGHT. OVERALL...THE NAM MODEL SNDGS ALL THE WAY FM TODAY THRU SAT NIGHT DO NOT SHOW AN EXTREME AMOUNT OF INSTABILITY. IN FACT MANY TIMES THE SNDGS ARE MOIST ADIABATIC. SO SVR POTENTIAL COULD BE LIMITED EXCEPT FOR POSSIBLY OVR OUR WRN FA CLOSER TO THE SFC FOCUS. MORE CONCERNED ABOUT HEAVY RAINFALL. WITH SUCH A STRONG LOW LVL SE FLOW OF AIR... SVR WIND POTENTIAL SHOULD BE SEVERELY LIMITED. SO THE MAIN THREAT WOULD BE SOME HAILERS. ALL MODELS...WITH THE EXCEPTION OF THE QUICKER NAM...POINT TO A SUNDAY NIGHT FROPA. THEREFORE OPTED TO BEGIN LOWERING OUR POPS IN THE WRN FA...SLOWLY MOVG THE HIGHER POPS OFF TO THE E. YESTERDAY THE 00Z RUN OF THE VARIOUS MODELS WERE BEGINNING TO HINT AT A SUNDAY NIGHT FROPA...BUT WAS NOT TRUSTED YET. NOW I HAVE MORE CONFIDENCE THAT THE FROPA MAY BE CLOSE TO OUR ERN FA BY 12Z MONDAY. WITH SUCH A STRONG FOCUS MECHANISM CONTINUING...IT WL TAKE A WHILE TO SCOUR OUT THE SHRA/TS OVR OUR ERN HALF SUNDAY NIGHT AND MONDAY. DAYSHIFT MAY WANT TO BEGIN TAILING OFF SOME PCPN CHCS FM MONDAY NIGHT ONWARD IF THE 06Z/12Z MODEL RUNS CONFIRM THE DRYING TREND. ALSO...DAYSHIFT MAY WANT TO LOOK AT FLOOD WATCH POTENTIAL OVR SOME AREAS FOR LATER THIS WEEKEND. && .FSD WATCHES/WARNINGS/ADVISORIES... SD...NONE. MN...NONE. IA...NONE. NE...NONE. && RSR/MJF/SL
Hazardous weather outlook, May 4, 10:18 AM CDT, 5 hours 30 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 1018 AM CDT FRI MAY 04 2007 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-051200- 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- 1018 AM CDT FRI MAY 04 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS... THE BAND OF MODERATE TO HEAVY SHOWERS PRODUCING AROUND AN INCH RAINFALL ALONG THE INTERSTATE 29 CORRIDOR THIS MORNING...WILL MOVE NORTHEASTWARD THROUGH NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND WEAKEN SOME THIS AFTERNOON. MORE SHOWERS AND THUNDERSTORMS SHOULD DEVELOP WEST OF THE JAMES RIVER TONIGHT...THEN SPREAD EAST AND NORTHEAST. SOME OF THE STORMS MAY PRODUCE HAIL THE SIZE OF PENNIES UP TO GOLF BALL...WEST OF A LINE FROM DE SMET TO YANKTON. FURTHER EAST...THE ATMOSPHERE BECOMES INCREASINGLY STABLE. THEREFORE...SEVERE STORMS ARE NOT EXPECTED TO THE EAST. HOWEVER...MORE HEAVY RAIN WILL BE POSSIBLE WITH LOCALIZED RAINFALL AMOUNTS OVER AN INCH...ESPECIALLY IN SOUTH DAKOTA. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY FOR THIS WEEKEND...SATURDAY AND SUNDAY...THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS ACROSS THE AREA. THE MAIN SEVERE WEATHER THREAT WOULD ONCE AGAIN BE HAIL...POSSIBLY UP TO THE SIZE OF QUARTERS. HOWEVER...WHAT IS MORE CONCERNING IS A POTENTIAL FOR HEAVY RAIN....WITH NUMEROUS SHOWERS AND THUNDERSTORMS AND TRAINING ECHOES. THIS WILL BE MONITORED FOR FLOODING POTENTIAL AS THE WEEKEND PROGRESSES. THUNDERSTORMS WILL REMAIN IN THE AREA SUNDAY...AND POSSIBLY INTO SUNDAY NIGHT AND MONDAY. SOME OF THESE STORMS COULD POTENTIALLY BE SEVERE. WHILE TIMING AND LOCATION ARE UNCERTAIN AT THIS TIME...THERE WILL ALSO BE POTENTIAL FOR REPEATED RAINS TO PRODUCE AREAS OF HEAVY RAINFALL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE POSSIBLE AFTER 9 PM WEST OF A LINE FROM DE SMET TO YANKTON SOUTH DAKOTA. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.CRH.NOAA.GOV/FSD. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK. RSR
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 4:59 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 46 min |
| May 4, 6:00 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix | 45 min |
| May 4, 6:15 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 45 min |
| May 4, 6:17 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 43 min |
| May 4, 6:51 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Hutchinson | 39 min |
Nearby
Flood Watches in South Dakota, 2007Flood Watches in Iowa, 2007Flood Watches in Minnesota, 2007Every flood watch in 2007
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.