Alert archive / South Dakota / Wind Advisories in 2010
Wind Advisory 7, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this wind advisory at May 7, 2010, 3:38 AM CDT for 9 counties in Iowa; 16 counties in South Dakota; Dakota County, Dixon County, Nebraska. It took effect at May 7, 2010, 11:00 AM CDT. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- May 7, 2010, 3:38 AM CDT (08:38 UTC)
- In effect from
- May 7, 2010, 11:00 AM CDT
- Expired
- May 7, 2010, 9:00 PM CDT
- In force
- 10 hr
- Issued by
- NWS Sioux Falls, SD
All 27 counties
Buena Vista County, IA, Cherokee County, IA, Clay County, IA, Ida County, IA, Lyon County, IA, O'Brien County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Dakota County, NE, Dixon County, NE, Aurora County, SD, Bon Homme County, SD, Brule County, SD, Charles Mix County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Gregory County, SD, Hanson County, SD, Hutchinson County, SD, Lincoln County, SD, McCook County, SD, Minnehaha County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 58 km from the middle of the area, began a volume at 08:40 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
Omaha, NE (KOAX), launched 00:00Z, 8.6 hours before the alert went out and 207 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
- 2199 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
799 WWUS73 KFSD 070838 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 338 AM CDT FRI MAY 7 2010 ...VERY STRONG WINDS ALONG AND NEAR THE MISSOURI RIVER VALLEY TODAY... ...FREEZING TEMPERATURES POSSIBLE LATE TONIGHT MAINLY WEST OF THE JAMES RIVER... .STRONG NORTHWEST WINDS WILL DEVELOP TODAY AS LOW PRESSURE JUST SOUTH OF THE AREA MOVES EAST. THE WINDS ARE EXPECTED TO BE ESPECIALLY STRONG ALONG AND NEAR THE MISSOURI RIVER VALLEY OVER EXTREME SOUTHERN SOUTH DAKOTA AND THE SIOUX CITY IOWA AREA. SUSTAINED WINDS WILL INCREASE TO 30 TO 35 MPH AT TIMES AND GUSTS AROUND 45 MPH ARE POSSIBLE. THE NORTHWEST WINDS WILL BRING UNSEASONABLY COOL AIR INTO THE AREA. THIS MAY RESULT IN FREEZING TEMPERATURES LATE TONIGHT AND SATURDAY MORNING...MAINLY WEST OF THE JAMES RIVER...AS WINDS AND CLOUDS DECREASE THROUGH THE NIGHT. SDZ050-063-064-071645- /O.NEW.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ /O.NEW.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 338 AM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING... ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING. A FREEZE WATCH HAS ALSO BEEN ISSUED. THIS FREEZE WATCH IS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING. * TIMING...NORTHWEST WINDS WILL BECOME VERY STRONG LATE THIS MORNING AND CONTINUE INTO LATE AFTERNOON BEFORE DECREASING. AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 45 MPH. TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ SDZ068-071645- /O.NEW.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ BON HOMME- INCLUDING THE CITIES OF...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR 338 AM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL BECOME VERY STRONG LATE THIS MORNING AND CONTINUE INTO LATE AFTERNOON BEFORE DECREASING. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 45 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. && $$ IAZ031-NEZ013-014-SDZ069>071-071645- /O.NEW.KFSD.WI.Y.0007.100507T1900Z-100508T0000Z/ WOODBURY-DIXON-DAKOTA-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...SIOUX CITY...WAKEFIELD...PONCA... ALLEN...SOUTH SIOUX CITY...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 338 AM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL BECOME VERY STRONG EARLY THIS AFTERNOON AND CONTINUE TO THE END OF THE AFTERNOON BEFORE DECREASING. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 45 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. && $$ SDZ038-052-053-057>059-071645- /O.NEW.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ BEADLE-JERAULD-SANBORN-BRULE-AURORA-DAVISON- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET...CHAMBERLAIN...KIMBALL...PLANKINTON...WHITE LAKE... STICKNEY...MITCHELL 338 AM CDT FRI MAY 7 2010 ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING. * TIMING...AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ WILLIAMS
3 follow-up statements
929 WWUS73 KFSD 071427 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 927 AM CDT FRI MAY 7 2010 ...STRONG WINDS ALONG AND NEAR THE MISSOURI RIVER VALLEY TODAY... ...FREEZING TEMPERATURES POSSIBLE LATE TONIGHT MAINLY WEST OF THE JAMES RIVER... .STRONG NORTHWEST WINDS WILL DEVELOP TODAY AS LOW PRESSURE MOVES EAST OF THE AREA. THE STRONGEST WINDS ARE EXPECTED NEAR THE MISSOURI VALLEY FROM CHAMBERLAIN AND MITCHELL TO YANKTON AND SIOUX CITY TODAY. SUSTAINED WINDS WILL INCREASE TO 30 TO 35 MPH AT TIMES AND GUSTS AROUND 45 MPH ARE POSSIBLE. THE NORTHWEST WINDS WILL BRING UNSEASONABLY COOL AIR INTO THE AREA. THIS MAY RESULT IN FREEZING TEMPERATURES LATE TONIGHT AND SATURDAY MORNING...MAINLY WEST OF THE JAMES RIVER...AS WINDS AND CLOUDS DECREASE THROUGH THE NIGHT. SDZ057>059-072230- /O.EXA.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ /O.CON.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ BRULE-AURORA-DAVISON- INCLUDING THE CITIES OF...CHAMBERLAIN...KIMBALL...PLANKINTON... WHITE LAKE...STICKNEY...MITCHELL 927 AM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING. * TIMING...NORTHWEST WINDS WILL BECOME STRONG THE REST OF TODAY. AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...NORTHWEST WINDS WILL INCREASE TO 25 TO 30 MPH WITH GUSTS AROUND 40 MPH THE REST OF TODAY. TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ IAZ020-SDZ065-072230- /O.EXA.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ PLYMOUTH-HUTCHINSON- INCLUDING THE CITIES OF...LE MARS...PARKSTON...FREEMAN...MENNO... TRIPP 927 AM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. * TIMING...WEST TO NORTHWEST WINDS WILL INCREASE THE REST OF THIS MORNING INTO THE AFTERNOON. * WEATHER CONDITIONS...SUSTAINED WINDS WILL AVERAGE 25 TO 30 MPH WITH GUSTS AROUND 40 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ IAZ031-NEZ013-014-SDZ069>071-072230- /O.EXT.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ WOODBURY-DIXON-DAKOTA-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...SIOUX CITY...WAKEFIELD...PONCA... ALLEN...SOUTH SIOUX CITY...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 927 AM CDT FRI MAY 7 2010 ...WIND ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL BECOME STRONG THE REST OF TODAY. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 45 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. && $$ SDZ050-063-064-072230- /O.CON.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ /O.CON.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ GREGORY-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...WAGNER...PLATTE... LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 927 AM CDT FRI MAY 7 2010 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING. * TIMING...NORTHWEST WINDS WILL BECOME STRONG THE REST OF TODAY. AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 45 MPH. TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ SDZ068-072230- /O.CON.KFSD.WI.Y.0007.100507T1600Z-100508T0000Z/ BON HOMME- INCLUDING THE CITIES OF...TYNDALL...SCOTLAND...SPRINGFIELD... AVON...TABOR 927 AM CDT FRI MAY 7 2010 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL BECOME STRONG FOR THE REST OF TODAY...BEFORE DECREASING TONIGHT. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 45 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. && $$ SDZ038-052-053-072230- /O.CON.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ BEADLE-JERAULD-SANBORN- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET 927 AM CDT FRI MAY 7 2010 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING... A FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY MORNING. * TIMING...AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ RSR
201 WWUS73 KFSD 072035 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 335 PM CDT FRI MAY 7 2010 ...STRONG WINDS ALONG AND NEAR THE MISSOURI RIVER VALLEY THROUGH THIS EVENING... ...FREEZING TEMPERATURES POSSIBLE LATE TONIGHT MAINLY WEST OF THE JAMES RIVER... .STRONG NORTHWEST WINDS WILL CONTINUE THROUGH THIS EVENING AS AN AREA OF LOW PRESSURE MOVES EAST OF THE AREA. THE STRONGEST WINDS ARE EXPECTED ALONG THE MISSOURI VALLEY FROM CHAMBERLAIN TO SIOUX CITY. SUSTAINED WINDS OF 25 TO 30 MPH WITH GUSTS UP TO 40 MPH WILL GRADUALLY DIMINISH THROUGH THE EVENING HOURS. THE NORTHWEST WINDS WILL BRING UNSEASONABLY COOL AIR INTO THE AREA. THIS MAY RESULT IN SUB FREEZING TEMPERATURES SATURDAY MORNING...MAINLY WEST OF THE JAMES RIVER...AS WINDS AND CLOUDS DECREASE THROUGH THE NIGHT. SDZ050-057>059-063-064-080445- /O.UPG.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ /O.NEW.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ /O.EXT.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ GREGORY-BRULE-AURORA-DAVISON-CHARLES MIX-DOUGLAS- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... WAGNER...PLATTE...LAKE ANDES...MARTY...ARMOUR...CORSICA...DELMONT 335 PM CDT FRI MAY 7 2010 ...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING... ...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY. THE WIND ADVISORY IS NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TIMING...NORTHWEST WINDS WILL REMAIN STRONG THROUGH THE EVENING HOURS. AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 4 AM. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 30 MPH WITH GUSTS AROUND 40 MPH. TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ SDZ038-052-053-080445- /O.UPG.KFSD.FZ.A.0001.100508T0800Z-100508T1300Z/ /O.NEW.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ BEADLE-JERAULD-SANBORN- INCLUDING THE CITIES OF...HURON...WESSINGTON SPRINGS...ALPENA... WOONSOCKET 335 PM CDT FRI MAY 7 2010 ...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TIMING...AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 4 AM. * WEATHER CONDITIONS...TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ SDZ065-068-080445- /O.NEW.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ /O.EXT.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR 335 PM CDT FRI MAY 7 2010 ...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING... ...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... * TIMING...NORTHWEST WINDS WILL REMAIN STRONG THROUGH THE EVENING HOURS. AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 30 MPH WITH GUSTS AROUND 40 MPH. TEMPERATURES MAY REACH THE FREEZING MARK BY 4 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ SDZ060-080445- /O.NEW.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ /O.EXB.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ HANSON- INCLUDING THE CITIES OF...ALEXANDRIA...EMERY 335 PM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING... ...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY. A WIND ADVISORY HAS ALSO BEEN ISSUED. THIS WIND ADVISORY IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL REMAIN STRONG THROUGH THE EVENING HOURS. AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 3 AM. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 30 MPH WITH GUSTS AROUND 40 MPH. TEMPERATURES MAY REACH THE FREEZING MARK BY 4 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ SDZ039-054-080445- /O.NEW.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ KINGSBURY-MINER- INCLUDING THE CITIES OF...DE SMET...ARLINGTON...LAKE PRESTON... HOWARD 335 PM CDT FRI MAY 7 2010 ...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY. * TIMING...AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 4 AM. * WEATHER CONDITIONS...TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ IAZ001-012>014-021-022-032-SDZ061-062-066-067-080200- /O.EXB.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ LYON-SIOUX-OBRIEN-CLAY-CHEROKEE-BUENA VISTA-IDA-MCCOOK-MINNEHAHA- TURNER-LINCOLN- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...CHEROKEE...STORM LAKE...IDA GROVE... HOLSTEIN...BATTLE CREEK...SALEM...CANISTOTA...BRIDGEWATER... MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE...MARION...VIBORG... HURLEY...CHANCELLOR...CANTON...LENNOX...TEA...HARRISBURG 335 PM CDT FRI MAY 7 2010 ...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL REMAIN BRISK THROUGH THE EVENING HOURS. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 40 MPH THROUGH THE EVENING HOURS...GRADUALLY DECREASING THEREAFTER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. && $$ IAZ020-031-NEZ013-014-SDZ069>071-080200- /O.EXT.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ PLYMOUTH-WOODBURY-DIXON-DAKOTA-YANKTON-CLAY-UNION- INCLUDING THE CITIES OF...LE MARS...SIOUX CITY...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...YANKTON...VERMILLION... NORTH SIOUX CITY...BERESFORD...ELK POINT...ALCESTER...JEFFERSON 335 PM CDT FRI MAY 7 2010 ...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING. * TIMING...NORTHWEST WINDS WILL REMAIN BRISK THROUGH THE EVENING HOURS. * WEATHER CONDITIONS...SUSTAINED NORTHWEST WINDS WILL AVERAGE 25 TO 35 MPH WITH GUSTS AROUND 40 MPH THROUGH THE EVENING HOURS...GRADUALLY DECREASING THEREAFTER. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE CAUTION UNTIL THE WINDS SUBSIDE. && $$ BT
290 WWUS73 KFSD 080157 NPWFSD URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SIOUX FALLS SD 857 PM CDT FRI MAY 7 2010 ...FREEZING TEMPERATURES POSSIBLE LATE TONIGHT MAINLY WEST OF THE JAMES RIVER... NORTHWEST WINDS WILL BRING UNSEASONABLY COOL AIR INTO THE AREA. THIS MAY RESULT IN SUB FREEZING TEMPERATURES SATURDAY MORNING...MAINLY WEST OF THE JAMES RIVER...AS WINDS AND CLOUDS DECREASE THROUGH THE NIGHT. SDZ050-057>060-063>065-068-081000- /O.EXP.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ /O.CON.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ GREGORY-BRULE-AURORA-DAVISON-HANSON-CHARLES MIX-DOUGLAS- HUTCHINSON-BON HOMME- INCLUDING THE CITIES OF...GREGORY...BURKE...CHAMBERLAIN... KIMBALL...PLANKINTON...WHITE LAKE...STICKNEY...MITCHELL... ALEXANDRIA...EMERY...WAGNER...PLATTE...LAKE ANDES...MARTY... ARMOUR...CORSICA...DELMONT...PARKSTON...FREEMAN...MENNO...TRIPP... TYNDALL...SCOTLAND...SPRINGFIELD...AVON...TABOR 857 PM CDT FRI MAY 7 2010 ...FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... ...WIND ADVISORY WILL EXPIRE AT 9 PM CDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 9 PM CDT THIS EVENING. A FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY. * WEATHER CONDITIONS...TEMPERATURES ARE EXPECTED TO FALL BELOW FREEZING AROUND 400 AM CDT AND REMAIN BELOW FREEZING THROUGH ABOUT 800 AM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNED AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ IAZ001-012>014-020>022-031-032-NEZ013-014-SDZ061-062-066-067- 069>071-080300- /O.EXP.KFSD.WI.Y.0007.000000T0000Z-100508T0200Z/ LYON-SIOUX-OBRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA-WOODBURY-IDA- DIXON-DAKOTA-MCCOOK-MINNEHAHA-TURNER-LINCOLN-YANKTON-UNION- INCLUDING THE CITIES OF...ROCK RAPIDS...GEORGE...INWOOD... LARCHWOOD...ORANGE CITY...SIOUX CENTER...SHELDON...HARTLEY... SANBORN...SPENCER...LE MARS...CHEROKEE...STORM LAKE... SIOUX CITY...IDA GROVE...HOLSTEIN...BATTLE CREEK...WAKEFIELD... PONCA...ALLEN...SOUTH SIOUX CITY...SALEM...CANISTOTA... BRIDGEWATER...MONTROSE...SIOUX FALLS...PARKER...CENTERVILLE... MARION...VIBORG...HURLEY...CHANCELLOR...CANTON...LENNOX...TEA... HARRISBURG...YANKTON...VERMILLION...NORTH SIOUX CITY... BERESFORD...ELK POINT...ALCESTER...JEFFERSON 857 PM CDT FRI MAY 7 2010 ...WIND ADVISORY WILL EXPIRE AT 9 PM CDT THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 9 PM CDT THIS EVENING. * TIMING...WINDS WILL CONTINUE TO FALL BELOW ADVISORY CRITERIA THIS EVENING. * WEATHER CONDITIONS...WHILE A FEW GUSTS TO AROUND 35 MPH WILL STILL BE POSSIBLE THROUGH LAT EVENING...THE STRONGEST WINDS HAVE SUBSIDED. $$ SDZ038-039-052>054-081000- /O.CON.KFSD.FZ.W.0001.100508T0900Z-100508T1300Z/ BEADLE-KINGSBURY-JERAULD-SANBORN-MINER- INCLUDING THE CITIES OF...HURON...DE SMET...ARLINGTON... LAKE PRESTON...WESSINGTON SPRINGS...ALPENA...WOONSOCKET...HOWARD 857 PM CDT FRI MAY 7 2010 ...FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 8 AM CDT SATURDAY. * TIMING...AS WINDS AND CLOUDS DECREASE TONIGHT...COOLING MAY PRODUCE FREEZING TEMPERATURES AFTER 4 AM. * WEATHER CONDITIONS...TEMPERATURES MAY REACH THE FREEZING MARK BY 3 AM AND COOL TO 2 TO 4 DEGREES BELOW FREEZING BY DAYBREAK SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
What forecasters said that day
The local office's own words before this wind advisory 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 wind advisory went out at May 6, 10:10 PM CDT, 5 hours 28 minutes earlier.
Area forecast discussion, May 6, 10:10 PM CDT, 5 hours 28 minutes before
AREA FORECAST DISCUSSION FOR SOUTHEAST SD/SOUTHWEST MN/NORTHWEST IA NATIONAL WEATHER SERVICE SIOUX FALLS SD 1010 PM CDT THU MAY 6 2010 .DISCUSSION... A REAL HODGE PODGE OF PRECIPITATION TONIGHT ACRS THE CWA. LEADING CLUSTER REALLY BECAME WIDESPREAD THIS EVENING ACRS NW IA AND WAS LOCATED IN AREA OF MARGINAL STABILITY AND STRONGER THETA-E ADVECTION. THIS AREA GRADUALLY LOSES FOCUS THRU 06Z AS CONVECTION TO S STARTS TO AFFECT LOW TO MID LVL INFLOW...BUT WL START TO ALSO GET LARGER IMPACT OF DEEPER DYNAMICS WITH STRONG PV UNDULATION ACRS WRN SD SHOVES EWRD INTO AREA. LKLY WL GET ENHANCEMENT OF PCPN THRU MID LVL BNDRY TO N OF THE MAIN CONVECTIVE AREA...ESPLY TOWARD 09Z IF THE MODELS ARE ANYWHERE CLOSE ON TIMING. IN THE MEANTIME... ANOTHER LINE WAS LOCATED BACK TOWARD LEADING AREA OF MID LVL DIV Q NEAR THE 700 HPA BNDRY. WHAT LOOKS LIKE HEAVY RAIN ON RADAR ONLY BRIGHT BANDING...AS MOST RAINFALL HAS BEEN FAIRLY LIGHT WITH UPWARD OF ONE TO TWO TENTHS OF AN INCH AT MOST...WITH EXCEPTION OF SOME OF THE NW IA CLUSTER FROM KLRJ THRU KSPW WHERE UP TO A THIRD OF AN INCH. ACTUALLY BEEN SEVERAL CLOUD TO GROUND LIGHTNING STRIKES FROM JUST S OF KFSD THRU MUCH OF NW IA. INSTABILITY PRETTY HARD TO FIND...BUT COULD FIND JUST A BIT ARND THE 750-700 HPA BNDRY WITH ELEVATED LIS NEAR ZERO IN THE AREA OF NOTED LIGHTNING. TEMPS NOT LIKELY TO FALL ALL THAT MUCH...AT LEAST UNTIL THE BNDRY/INVERTED TROUGH AND WLY WINDS PUSHES INTO FAR WRN CWA LATER TONIGHT. TMPS GET COOL ENOUGH THAT MAY BE ABLE TO MIX A LITTLE WET SNOW INTO FAR WRN AREAS...BUT MORE LKLY THAT PCPN WL DROP OFF BEFORE ANY CHANGE LKLY TO OCCUR. /CHAPMAN && .AVIATION... MAINLY VFR CEILINGS AND VISIBILITIES THROUGH MUCH OF THE EVENING AND OVERNIGHT AS LIGHT RAIN MOVES ACROSS THE AREA. DO EXPECT CEILINGS TO FALL TO MVFR AS THE FRONT APPROACHES LATER TONIGHT BUT SHOULD MAINLY BE AROUND 5000 FEET. WINDS WILL BECOME A CONCERN ON FRIDAY...WITH NORTHWEST WINDS INCREASING TO 15 TO 30 MPH BY LATER FRIDAY MORNING THROUGH THE AFTERNOON. /08 && .PREV DISCUSSION... IN THE SHORT TERM...MAIN FCST CONCERN IS MOISTURE RETURN FROM THE SOUTH AND WHEN PRECIP WILL START TO KICK UP TONIGHT. RAIN SHOWERS WILL CONTINUE TO BE SOMEWHAT SPOTTY THROUGH THE NW HALF OF THE CWA THIS AFTN WITHOUT ANY GREAT MOISTURE SOURCE...HOWEVER 12Z SOUNDINGS FROM AMA AND OUN SHOW THAT LOW LEVELS WERE BEGINNING TO SATURATE THIS MORNING...AND SHOULD REACH OUR FA BY LATE TONIGHT. WITH SLIGHTLY SLOWER TRACK OF 850 LOW PROGGED BY THE 12Z NAM...LOOKS AS THOUGH MAIN AREA OF RAIN WILL BEGIN TO DEVELOP AFTER 03Z AS SOUTHERLY MOISTURE STARTS TO SUPPLEMENT PRECIP IN CENTRAL SD. /LAFLIN ON FRIDAY THE MAIN UPPER LEVEL LOW WILL SWING ACROSS THE AREA...WITH PRECIPITATION CONFINED TO THE NORTH AND EAST...MAINLY IN THE EARLY PART OF THE DAY WITH MID LEVEL TROWAL FEATURE LOCATED OVER THIS AREA. THE SOUTHERN PORTIONS OF THE CWA WILL BE MAINLY DRY AS DRIER AIR WORKS ACROSS THE SOUTH. NORTHWESTERLY WINDS WILL REALLY BEGIN TO PICK UP BEHIND THE EXITING LOW PRESSURE...UNDER A TIGHTENING GRADIENT/ENSUING CAA/AND INCREASING WINDS ALOFT. WILL BE A RAW DAY...WITH THE INCREASING WINDS AND HIGHS ONLY IN THE MID AND UPPER 40S THROUGH THE NORTHERN TWO THIRDS OF THE CWA...WHICH WILL MAKE IT FEEL LIKE IT IS ONLY IN THE 30S OVER THAT AREA. IN OUR FAR SOUTHEAST...HIGHS WILL MAKE IT INTO THE MID 50S WHERE THERE COULD BE A FEW MORE BREAKS IN THE CLOUDS. DID KEEP SOME LINGERING WRAP AROUND PRECIPITATION IN OUR NORTHEAST INTO TOMORROW EVENING...AND WITH 850 MB TEMPS DROPPING TO -4 TO -5 C BY THAT TIME...COULD SEE A LITTLE SNOW MIX IN BEFORE ENDING. TEMPERATURES A LITTLE TRICKY FOR TOMORROW NIGHT...DEPENDENT ON HOW QUICKLY CLOUDS DECREASE AND HOW QUICKLY WINDS FALL OFF. BEST CHANCE OF LOWS DROPPING TO FREEZING WILL BE IN OUR FAR WEST WHERE LIGHTER WINDS AND LESS CLOUD COVER WILL RESIDE BY EARLY SATURDAY MORNING. SATURDAY LOOKING LIKE A FAIRLY DECENT DAY AS HIGH PRESSURE BUILDS INTO THE REGION. WINDS WILL BE LIGHTER ON THAT DAY...AND UNDER PARTLY CLOUDY SKIES HIGHS WILL MAKE IT BACK INTO THE MID AND UPPER 50S. TEMPERATURES ON SATURDAY NIGHT AGAIN RATHER TRICKY...WITH THE POTENTIAL OF MORE WIDESPREAD FREEZING TEMPERATURES AS WINDS DIE OFF UNDER THE SURFACE RIDGE. THE FLY IN THE OINTMENT WILL BE HOW QUICKLY CLOUDS INCREASE FROM THE SOUTHWEST AS THE NEXT MID LEVEL WAVE BEGINS LIFT OUT OF THE ROCKIES...WITH MID LEVEL WAA ENSUING OUT AHEAD OF THE FEATURE LATE SATURDAY NIGHT. THIS FORCING WILL BECOME BETTER ESTABLISHED OVER OUR SOUTHWEST ON SUNDAY...SO INCREASED POPS OVER THIS AREA DURING THAT TIME FRAME. ANOTHER RELATIVELY COOL DAY ON SUNDAY UNDER A WEAK SOUTHEASTERLY LOW LEVEL FLOW...WITH HIGHS IN THE MID 50S TO NEAR 60. THE EXTENDED CONTINUES TO LOOK LIKE AN ACTIVE AND COOL PERIOD AS ANOTHER STRONG SHORT WAVE LIFTS OUT OF THE ROCKIES AND TRACKS INTO THE CENTRAL AND NORTHERN PLAINS FOR THE BEGINNING OF NEXT WEEK. MAY SEE SHOWERS AND ISOLATED THUNDERSTORMS CONTINUE IN OUR SOUTHWEST ON SUNDAY NIGHT IN INCREASING MOISTURE TRANSPORT/WAA ON 850 MB JET...THEN INCREASING CHANCES OF PRECIPITATION ON MONDAY THROUGH TUESDAY AS THE WAVE LIFTS INTO OUR AREA. WENT HIGH LIKELY POPS DURING THE PERIOD WITH ALL MODELS CONVERGING ON A SOLUTION WHICH MAKES PRECIPITATION A PRETTY SURE BET DURING THAT TIME FRAME. THE WAVE LOOKS TO EXIT THE AREA BY LATER ON WEDNESDAY...LEADING INTO DRIER CONDITIONS INTO THURSDAY. AS FOR TEMPERATURES FOR THE EXTENDED...NO REAL REBOUND THROUGH THE PERIOD WITH HIGHS BELOW NORMAL...IN THE UPPER 50S TO LOWER 60S...AND LOWS GENERALLY IN THE LOWER TO MID 40S. /JM && .FSD WATCHES/WARNINGS/ADVISORIES... SD...NONE. MN...NONE. IA...NONE. NE...NONE. &&
Hazardous weather outlook, May 6, 10:55 AM CDT, 16 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SIOUX FALLS SD 1055 AM CDT THU MAY 06 2010 SDZ038>040-050-052>071-MNZ071-072-080-081-089-090-097-098- IAZ001>003-012>014-020>022-031-032-NEZ013-014-071200- 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- 1055 AM CDT THU MAY 06 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST SOUTH DAKOTA... SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND NORTHEAST NEBRASKA. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY STRONG NORTHWEST WINDS OF 25 TO 35 MPH...WITH OCCASIONAL GUSTS TO AROUND 40 MPH ARE POSSIBLE ON FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && FOR MORE INFORMATION PLEASE VISIT OUR WEBSITE AT WWW.WEATHER.GOV/SIOUXFALLS. THIS INCLUDES THE GRAPHICAL HAZARDOUS WEATHER OUTLOOK.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 7, 3:38 AM CDT | Freeze Watch | FSD | Aurora, Beadle, Brule, Charles Mix, Davison, Douglas and 3 more | 12 hr |
| May 7, 3:35 PM CDT | Freeze Warning | FSD | Aurora, Beadle, Bon Homme, Brule, Charles Mix, Davison and 8 more | 16 hr |
Nearby
Wind Advisories in South Dakota, 2010Wind Advisories in Iowa, 2010Wind Advisories in Nebraska, 2010Every wind advisory in 2010
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.