Alert archive / Iowa / Winter Storm Warnings in 2007
Winter Storm Warning 10, NWS Des Moines, IA
NWS Des Moines, IA issued this winter storm warning at Apr 10, 2007, 3:56 PM CDT for 20 counties in Iowa. It took effect at Apr 10, 2007, 7:00 PM CDT. It was in force for 20 hr. 32 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 10, 2007, 3:56 PM CDT (20:56 UTC)
- In effect from
- Apr 10, 2007, 7:00 PM CDT
- Expired
- Apr 11, 2007, 3:23 PM CDT
- In force
- 20 hr
- Issued by
- NWS Des Moines, IA
Counties Black Hawk County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Emmet County, IA, Franklin County, IA, Grundy County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Kossuth County, IA, Marshall County, IA, Palo Alto County, IA, Pocahontas County, IA, Tama County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 116 km from the middle of the area, began a volume at 20:57 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 10, 7:38 PM CDT | SNOW 3 | Estherville, IA | ROADS JUST WET |
| Apr 11, 2:30 AM CDT | SNOW 1 | Algona, IA | DUSTING ON GRASS WITH SLUSHY ROADS. |
| Apr 11, 2:30 AM CDT | SNOW 1 | Emmetsburg, IA | LESS THAN 1 INCH OF SNOW STICKING ON GRASS. |
| Apr 11, 2:30 AM CDT | SNOW 1 | Forest City, IA | DUSTING ON GRASS WITH SLUSHY ROADS. |
| Apr 11, 2:30 AM CDT | SNOW 1 | Pocahontas, IA | LIGHT DUSTING ON GRASS. |
| Apr 11, 2:30 AM CDT | SNOW 4 | Estherville, IA | ROADS SLUSHY AND SLICK. |
| Apr 11, 5:41 AM CDT | SNOW 1 | Mason City, IA | FROM KIMT TV. |
| Apr 11, 5:45 AM CDT | SNOW 3 | Estherville, IA | 24 HOUR SNOWFALL |
| Apr 11, 6:11 AM CDT | SNOW 1 | Mason City, IA | |
| Apr 11, 7:01 AM CDT | SNOW 1 | Allison, IA | |
| Apr 11, 7:40 AM CDT | SNOW 2.3 | Mason City, IA | FROM KIMT TV. |
| Apr 11, 7:46 AM CDT | SNOW 2.5 | Britt, IA | |
| Apr 11, 7:58 AM CDT | SNOW 0.8 | Waterloo, IA | FROM KWWL TV. |
| Apr 11, 8:00 AM CDT | SNOW 1 | 2 Nw Emmetsburg, IA | |
| Apr 11, 8:00 AM CDT | SNOW 1 | 3 W Algona, IA | |
| Apr 11, 8:00 AM CDT | SNOW 1 | Mason City, IA | |
| Apr 11, 8:00 AM CDT | SNOW 2 | Kanawha, IA | |
| Apr 11, 8:00 AM CDT | SNOW 2 | Lake Mills, IA | |
| Apr 11, 8:00 AM CDT | SNOW 5 | Swea City, IA | |
| Apr 11, 8:20 AM CDT | SNOW 1 | Clarion, IA | |
| Apr 11, 8:20 AM CDT | SNOW 3 | Pocahontas, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1 | Allison, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1 | Buckeye, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1 | Dumont, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1 | Garwin, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1 | Hampton, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1 | Iowa Falls, IA | |
| Apr 11, 8:25 AM CDT | SNOW 1.4 | Dumont, IA | |
| Apr 11, 9:20 AM CDT | SNOW 1.6 | Parkersburg, IA | |
| Apr 11, 10:00 AM CDT | SNOW 1.3 | Tripoli, IA | |
| Apr 11, 11:15 AM CDT | SNOW 4 | 2 Nne Forest City, IA | |
| Apr 11, 11:45 AM CDT | SNOW 4.6 | Mason City, IA |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 8.9 hours before the alert went out and 232 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
- 1843 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS43 KDMX 102056 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 356 PM CDT TUE APR 10 2007 ...HEAVY SNOW TO IMPACT PORTIONS OF CENTRAL IOWA... .LOW PRESSURE WILL STRENGTHEN ACROSS KANSAS THIS EVENING BEFORE MOVING INTO MISSOURI OVERNIGHT. WIDESPREAD PRECIPITATION WILL SPREAD ACROSS IOWA IN ADVANCE OF THE LOW. HEAVY SNOW IS EXPECTED ACROSS PORTIONS OF CENTRAL IOWA TONIGHT INTO WEDNESDAY AS THE LOW PASSES THROUGH THE REGION. IMPROVING CONDITIONS ARE EXPECTED BY WEDNESDAY EVENING AS THE LOW PULLS AWAY FROM THE STATE. IAZ004-005-015-110330- /O.CAN.KDMX.SN.Y.0003.000000T0000Z-070410T2100Z/ /O.UPG.KDMX.WS.A.0007.070410T2100Z-070412T0000Z/ /O.NEW.KDMX.WS.W.0010.070411T0000Z-070412T0000Z/ EMMET-KOSSUTH-PALO ALTO- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG 356 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 PM CDT WEDNESDAY... ...SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 7 PM CDT WEDNESDAY. THE SNOW ADVISORY HAS BEEN CANCELLED. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A MIXTURE OF RAIN AND SNOW IS EXPECTED EARLY THIS EVENING BECOMING ALL SNOW RATHER QUICKLY BY MID EVENING. THE SNOW...HEAVY AT TIMES IS EXPECTED TO CONTINUE OVERNIGHT AND INTO WEDNESDAY BEFORE TAPERING OFF TO FLURRIES WEDNESDAY EVENING. TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES IS POSSIBLE BY THE TIME THE SNOW ENDS. ADDITIONALLY WINDS ARE FORECAST TO INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS OF 35 MPH PRODUCING CONSIDERABLE BLOWING AND DRIFTING SNOW IS ALSO FORECAST. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ006-007-016-017-023>028-110330- /O.UPG.KDMX.WS.A.0007.070410T2100Z-070412T0000Z/ /O.NEW.KDMX.WS.W.0010.070411T0000Z-070412T0000Z/ WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-WRIGHT- FRANKLIN-BUTLER-BREMER- INCLUDING THE CITIES OF...FOREST CITY...NORTHWOOD...GARNER... MASON CITY...POCAHONTAS...HUMBOLDT...CLARION...HAMPTON... ALLISON...WAVERLY 356 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 7 PM CDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. A MIXTURE OF RAIN AND SNOW IS EXPECTED EARLY THIS EVENING BECOMING ALL SNOW RATHER QUICKLY BY MID EVENING. THE SNOW...HEAVY AT TIMES IS EXPECTED TO CONTINUE OVERNIGHT AND INTO WEDNESDAY BEFORE TAPERING OFF TO FLURRIES WEDNESDAY EVENING. TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES IS POSSIBLE BY THE TIME THE SNOW ENDS. ADDITIONALLY WINDS ARE FORECAST TO INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS OF 35 MPH PRODUCING CONSIDERABLE BLOWING AND DRIFTING SNOW IS ALSO FORECAST. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ035>039-049-050-110330- /O.UPG.KDMX.WS.A.0007.070410T2100Z-070412T0000Z/ /O.NEW.KDMX.WS.W.0010.070411T0600Z-070412T0000Z/ WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA- INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA... GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO 356 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING IN EFFECT FROM 1 AM TO 7 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER STORM WARNING...WHICH IS IN EFFECT FROM 1 AM TO 7 PM CDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN IS FORECAST TO OVERSPREAD THE AREA THIS EVENING. THE RAIN WILL BECOME MIXED WITH SNOW BY LATE EVENING AND TRANSITION TO ALL SNOW AROUND MIDNIGHT. THE SNOW IS FORECAST TO THEN CONTINUE THROUGH WEDNESDAY AND MAY BE HEAVY AT TIMES. TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES ARE POSSIBLE BY WEDNESDAY EVENING. ADDITIONALLY WINDS ARE FORECAST TO INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS OF 35 MPH PRODUCING CONSIDERABLE BLOWING AND DRIFTING SNOW IS ALSO FORECAST. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ033-034-046>048-110330- /O.UPG.KDMX.WS.A.0007.070410T2100Z-070412T0000Z/ /O.NEW.KDMX.SB.Y.0006.070411T0900Z-070412T0000Z/ SAC-CALHOUN-GREENE-BOONE-STORY- INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...JEFFERSON... BOONE...AMES 356 PM CDT TUE APR 10 2007 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 4 AM TO 7 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 7 PM CDT WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. RAIN IS FORECAST TO OVERSPREAD THE AREA THIS EVENING. THE RAIN WILL CONTINUE INTO THE OVERNIGHT...BUT WILL BECOME MIXED WITH AND CHANGE TO SNOW LATE TONIGHT. THE SNOW WILL PERSIST ON AND OFF INTO WEDNESDAY BEFORE DIMINISHING BY EARLY EVENING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES ARE POSSIBLE. ADDITIONALLY WINDS ARE FORECAST TO INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS OF 30 MPH PRODUCING CONSIDERABLE BLOWING AND DRIFTING SNOW ARE ALSO FORECAST. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ IAZ045-061-062-110330- /O.NEW.KDMX.SB.Y.0006.070411T0900Z-070412T0000Z/ CARROLL-JASPER-POWESHIEK- INCLUDING THE CITIES OF...CARROLL...NEWTON...GRINNELL 356 PM CDT TUE APR 10 2007 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT FROM 4 AM TO 7 PM CDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT FROM 4 AM TO 7 PM CDT WEDNESDAY. RAIN IS FORECAST TO OVERSPREAD THE AREA THIS EVENING. THE RAIN WILL CONTINUE INTO THE OVERNIGHT...BUT WILL BECOME MIXED WITH AND CHANGE TO SNOW LATE TONIGHT. THE SNOW WILL PERSIST ON AND OFF INTO WEDNESDAY BEFORE DIMINISHING BY EARLY EVENING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES ARE POSSIBLE. ADDITIONALLY WINDS ARE FORECAST TO INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS OF 30 MPH PRODUCING CONSIDERABLE BLOWING AND DRIFTING SNOW ARE ALSO FORECAST. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ CC
4 follow-up statements
000 WWUS43 KDMX 110157 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 857 PM CDT TUE APR 10 2007 ...HEAVY SNOW TO IMPACT PORTIONS OF CENTRAL IOWA TONIGHT AND WEDNESDAY... .LOW PRESSURE WILL STRENGTHEN ACROSS KANSAS BEFORE MOVING INTO MISSOURI OVERNIGHT. WIDESPREAD PRECIPITATION WILL CONTINUE ACROSS IOWA NORTH OF THE LOW PRESSURE CENTER. AS COLDER AIR WRAPS INTO THE LOW PRESSURE SYSTEM...HEAVY SNOW IS EXPECTED ACROSS PORTIONS OF CENTRAL IOWA TONIGHT INTO WEDNESDAY. IMPROVING CONDITIONS ARE EXPECTED BY WEDNESDAY EVENING AS THE LOW PULLS AWAY FROM THE STATE. IAZ004>007-015>017-023>028-110930- /O.CON.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY 857 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT WEDNESDAY. SNOW WILL CONTINUE ACROSS EXTREME NORTHERN IOWA...WITH A MIXTURE OF RAIN AND SNOW BECOMING ALL SNOW RATHER QUICKLY BY MIDNIGHT ACROSS THE REMAINDER OF THE AREA. THE SNOW...HEAVY AT TIMES WILL CONTINUE INTO WEDNESDAY BEFORE TAPERING OFF TO FLURRIES WEDNESDAY EVENING. TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS. IN ADDITION WINDS WILL INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS TO 35 MPH WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ035>039-049-050-110930- /O.CON.KDMX.WS.W.0010.070411T0600Z-070412T0000Z/ WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA- INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA... GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO 857 PM CDT TUE APR 10 2007 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 7 PM CDT WEDNESDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM TO 7 PM CDT WEDNESDAY. RAIN WILL BECOME MIXED WITH SNOW BY LATE EVENING AND TRANSITION TO ALL SNOW AFTER MIDNIGHT. THE SNOW WILL THEN CONTINUE THROUGH WEDNESDAY AND MAY BE HEAVY AT TIMES. TOTAL SNOW ACCUMULATIONS OF 5 TO 8 INCHES ARE LIKELY BY WEDNESDAY EVENING. IN ADDITION...WINDS WILL INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS TO 35 MPH WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ033-034-045>048-061-062-110930- /O.CON.KDMX.SB.Y.0006.070411T0900Z-070412T0000Z/ SAC-CALHOUN-CARROLL-GREENE-BOONE-STORY-JASPER-POWESHIEK- INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...CARROLL... JEFFERSON...BOONE...AMES...NEWTON...GRINNELL 857 PM CDT TUE APR 10 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 4 AM TO 7 PM CDT WEDNESDAY... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT FROM 4 AM TO 7 PM CDT WEDNESDAY. RAIN WILL CONTINUE OVERNIGHT...BUT WILL BECOME MIXED WITH AND CHANGE TO SNOW LATE. THE SNOW WILL PERSIST ON AND OFF INTO WEDNESDAY BEFORE DIMINISHING BY EARLY EVENING. TOTAL SNOW ACCUMULATIONS OF 3 TO 6 INCHES ARE LIKELY. IN ADDITION...WINDS ARE WILL INCREASE FROM THE EAST TONIGHT BEFORE BECOMING NORTHERLY ON WEDNESDAY. WINDS OF 15 TO 25 MPH WITH SOME GUSTS TO 30 MPH WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ MOYER
000 WWUS43 KDMX 110903 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 403 AM CDT WED APR 11 2007 ...HEAVY SNOW TO IMPACT PORTIONS OF NORTHERN IOWA TODAY... .LOW PRESSURE WILL TRACK ACROSS NORTHERN MISSOURI AND ILLINOIS TODAY...AND PRODUCE WIDESPREAD PRECIPITATION ACROSS IOWA. MODERATE TO OCCASIONALLY HEAVY SNOW IS EXPECTED TODAY AS THE CHANGE OVER FROM RAIN TO SNOW CONTINUES FROM NORTH TO SOUTH. IMPROVING CONDITIONS ARE EXPECTED BY LATER THIS EVENING AS THE LOW PULLS AWAY FROM THE STATE. IAZ004>007-015>017-023>028-111715- /O.CON.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY 403 AM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. EXPECT MODERATE TO HEAVY SNOW TODAY ALONG AND NORTH OF HIGHWAY 3. THE SNOW WILL TAPER TO FLURRIES LATER THIS EVENING. TOTAL SNOW ACCUMULATIONS OF 5 TO 9 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS...WITH THE HIGHEST AMOUNTS NEAR THE IOWA MINNESOTA BORDER. WINDS WILL BECOMING NORTHERLY TODAY AND GUST AROUND 35 MPH AT TIMES. BLOWING SNOW WILL LIKELY REDUCE VISIBILITIES BELOW ONE QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ035>039-049-050-111715- /O.CON.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA- INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA... GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO 403 AM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. A MIX OF RAIN AND SNOW WILL CHANGE OVER TO ALL SNOW AROUND OR SHORTLY AFTER SUNRISE. EXPECT PERIODS OF MODERATE TO OCCASIONALLY HEAVY SNOW LATER THIS MORNING AND AFTERNOON ALONG THE HIGHWAY 20 CORRIDOR. THE SNOW WILL TAPER TO FLURRIES LATER THIS EVENING. TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS. WINDS WILL BECOMING NORTHERLY TODAY AND GUST AROUND 35 MPH AT TIMES. BLOWING SNOW WILL LIKELY REDUCE VISIBILITIES BELOW ONE QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ044-057>060-111715- /O.EXA.KDMX.SB.Y.0006.070411T0900Z-070412T0000Z/ CRAWFORD-AUDUBON-GUTHRIE-DALLAS-POLK- INCLUDING THE CITIES OF...DENISON...AUDUBON...GUTHRIE CENTER... ADEL...DES MOINES 403 AM CDT WED APR 11 2007 ...SNOW AND BLOWING SNOW ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A SNOW AND BLOWING SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. RAIN WILL CONTINUE TO CHANGE OVER TO ALL SNOW AROUND OR SHORTLY AFTER SUNRISE...ALONG THE INTERSTATE 80 CORRIDOR. THE SNOW WILL PERSIST ON AND OFF TODAY BEFORE DIMINISHING BY EARLY EVENING. TOTAL SNOW ACCUMULATIONS OF 2 TO AS MUCH AS 4 INCHES ARE POSSIBLE. IN ADDITION...WINDS WILL INCREASE FROM THE NORTH TODAY AND GUST AROUND 30 MPH AT TIMES. EXPECT BLOWING SNOW IN OPEN AREAS...WITH VISIBILITIES BELOW ONE HALF MILE AT TIMES. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ IAZ033-034-045>048-061-062-111715- /O.CON.KDMX.SB.Y.0006.000000T0000Z-070412T0000Z/ SAC-CALHOUN-CARROLL-GREENE-BOONE-STORY-JASPER-POWESHIEK- INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...CARROLL... JEFFERSON...BOONE...AMES...NEWTON...GRINNELL 403 AM CDT WED APR 11 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. RAIN WILL CHANGE OVER TO ALL SNOW BY SUNRISE...ALONG THE HIGHWAY 30 CORRIDOR. THE SNOW WILL PERSIST ON AND OFF TODAY BEFORE DIMINISHING BY EARLY EVENING. TOTAL SNOW ACCUMULATIONS OF 2 TO AS MUCH AS 4 INCHES ARE POSSIBLE. IN ADDITION...WINDS WILL INCREASE FROM THE NORTH TODAY AND GUST AROUND 30 MPH AT TIMES. EXPECT BLOWING SNOW IN OPEN AREAS...WITH VISIBILITIES BELOW ONE HALF MILE AT TIMES. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ KINNEY
000 WWUS43 KDMX 111558 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1058 AM CDT WED APR 11 2007 ...MODERATE TO HEAVY SNOW IMPACTING PORTIONS OF NORTHERN IOWA TODAY... .LOW PRESSURE TRACKING ACROSS NORTHERN MISSOURI AND ILLINOIS TODAY...AND PRODUCE WIDESPREAD PRECIPITATION ACROSS IOWA. MODERATE TO OCCASIONALLY HEAVY SNOW IS EXPECTED TODAY SNOW CONTINUES OVER THE REGION. IMPROVING CONDITIONS ARE EXPECTED BY LATER THIS EVENING AS THE LOW PULLS AWAY FROM THE STATE. IAZ004>007-015>017-023>028-120000- /O.CON.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY 1058 AM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. EXPECT MODERATE TO HEAVY SNOW TODAY ALONG AND NORTH OF HIGHWAY 3. THE SNOW WILL TAPER TO FLURRIES LATE THIS EVENING. TOTAL SNOW ACCUMULATIONS OF 4 TO 8 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS...WITH THE HIGHEST AMOUNTS NEAR THE IOWA MINNESOTA BORDER. WINDS WILL BECOMING NORTHERLY TODAY AND GUST TO AROUND 35 MPH AT TIMES. AREAS OF BLOWING SNOW MAY REDUCE VISIBILITY BELOW ONE QUARTER MILE AT TIMES...ESPECIALLY IN RURAL AREAS. A WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF SNOW IS EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ035>039-049-050-120000- /O.CON.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA- INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA... GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO 1058 AM CDT WED APR 11 2007 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. SNOW WILL CONTINUE ACROSS THE AREA THIS AFTERNOON AND EARLY EVENING. EXPECT PERIODS OF MODERATE TO OCCASIONALLY HEAVY SNOW LATER THIS AFTERNOON ALONG THE HIGHWAY 20 CORRIDOR. THE SNOW WILL TAPER TO FLURRIES LATE THIS EVENING. TOTAL SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS. WINDS WILL BECOMING NORTHERLY TODAY AND GUST TO AROUND 35 MPH AT TIMES. BLOWING SNOW MAY REDUCE THE VISIBILITY BELOW ONE QUARTER MILE AT TIMES ...ESPECIALLY IN RURAL AREAS. A WINTER STORM WARNING MEANS A SIGNIFICANT AMOUNT OF SNOW IS EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. $$ IAZ033-034-044>048-057>062-120000- /O.CON.KDMX.SB.Y.0006.000000T0000Z-070412T0000Z/ SAC-CALHOUN-CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE- DALLAS-POLK-JASPER-POWESHIEK- INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...DENISON... CARROLL...JEFFERSON...BOONE...AMES...AUDUBON...GUTHRIE CENTER... ADEL...DES MOINES...NEWTON...GRINNELL 1058 AM CDT WED APR 11 2007 ...SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A SNOW AND BLOWING SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. LIGHT TO MODERATE SNOW WILL PERSIST ON AND OFF TODAY BEFORE DIMINISHING TO FLURRIES THIS EVENING. TOTAL SNOW ACCUMULATIONS OF 2 TO AS MUCH AS 5 INCHES ARE POSSIBLE WITH THE HEAVIER TOTALS EAST OF STATE HIGHWAY 14. IN ADDITION...WINDS WILL INCREASE FROM THE NORTH TODAY AND GUST AROUND 30 MPH AT TIMES. EXPECT SOME BLOWING SNOW IN OPEN AREAS...WITH THE VISIBILITY BELOW ONE HALF MILE AT TIMES. A SNOW AND BLOWING SNOW ADVISORY MEANS THAT THE VISIBILITY WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS. $$ REV
000 WWUS43 KDMX 112023 WSWDMX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 323 PM CDT WED APR 11 2007 ...WINTER STORM DIMINISHING ACROSS THE AREA THIS EVENING... .LOW PRESSURE CONTINUES TO TRACK ACROSS WEST CENTRAL ILLINOIS LATE THIS AFTERNOON AND EVENING. LIGHT TO AT TIMES MODERATE SNOW WILL SLOWLY DIMINISH OVER THE REGION THIS EVENING WITH IMPROVING CONDITIONS LATER TONIGHT. THE THREAT FOR ANY ADDITIONAL HEAVY SNOWFALL HAS ENDED AND THE THREAT FOR BLOWING SNOW HAS ALSO DIMINISHED. IAZ006-007-016-017-025>028-037>039-049-050-120000- /O.CAN.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ /O.NEW.KDMX.WW.Y.0004.070411T2023Z-070412T0000Z/ WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-BUTLER-BREMER- HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA- INCLUDING THE CITIES OF...FOREST CITY...NORTHWOOD...GARNER... MASON CITY...CLARION...HAMPTON...ALLISON...WAVERLY...ELDORA... GRUNDY CENTER...WATERLOO...MARSHALLTOWN...TOLEDO 323 PM CDT WED APR 11 2007 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. THE WINTER STORM WARNING HAS BEEN CANCELED. LIGHT TO AT TIMES MODERATE SNOW WILL CONTINUE ACROSS THE AREA THIS THROUGH THE EVENING HOURS THE SNOW WILL TAPER TO FLURRIES LATE THIS EVENING. ADDITIONAL LIGHT ACCUMULATIONS OF 1 TO 3 INCHES ARE POSSIBLE YET THIS EVENING. TOTAL STORM SNOW ACCUMULATIONS OF 3 TO 7 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS...THOUGH AT MANY LOCATIONS THE SNOW HAS EITHER MELTED OR COMPACTED DURING THE STORM EARLIER TODAY. WINDS WILL BECOMING NORTHERLY AND GUST TO AROUND 25 MPH AT TIMES. THIS MAY RESULT IN BRIEF PERIODS OF REDUCED VISIBILITY BELOW ONE MILE AT TIMES...ESPECIALLY IN RURAL AREAS. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ IAZ004-005-015-023-024-035-036-112130- /O.CAN.KDMX.WS.W.0010.000000T0000Z-070412T0000Z/ EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-WEBSTER-HAMILTON- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG... POCAHONTAS...HUMBOLDT...FORT DODGE...WEBSTER CITY 323 PM CDT WED APR 11 2007 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELED THE WINTER STORM WARNING. THE THREAT FOR SEVERE WINTER WEATHER HAS ENDED...THOUGH LIGHT SNOW WITH ACCUMULATIONS OF AN INCH OR LESS IS EXPECTED FOR THE REMAINDER OF THE EVENING....USE CAUTION WHILE DRIVING. $$ IAZ061-062-120000- /O.CAN.KDMX.SB.Y.0006.000000T0000Z-070412T0000Z/ /O.NEW.KDMX.WW.Y.0004.070411T2023Z-070412T0000Z/ JASPER-POWESHIEK- INCLUDING THE CITIES OF...NEWTON...GRINNELL 323 PM CDT WED APR 11 2007 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WINTER WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. THE SNOW AND BLOWING SNOW ADVISORY HAS BEEN CANCELED. LIGHT TO AT TIMES MODERATE SNOW WILL CONTINUE ACROSS THE AREA THIS THROUGH THE EVENING HOURS THE SNOW WILL TAPER TO FLURRIES LATE THIS EVENING. TOTAL STORM SNOW ACCUMULATIONS OF 3 TO 5 INCHES ARE LIKELY BY THE TIME THE SNOW ENDS...THOUGH AT MANY LOCATIONS THE SNOW HAS EITHER MELTED OR COMPACTED DURING THE STORM EARLIER TODAY. WINDS WILL BECOMING NORTHERLY AND GUST TO AROUND 25 MPH AT TIMES. THIS MAY RESULT IN BRIEF PERIODS OF REDUCED VISIBILITY BELOW ONE MILE AT TIMES...ESPECIALLY IN RURAL AREAS. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ IAZ033-034-044>048-057>060-112130- /O.CAN.KDMX.SB.Y.0006.000000T0000Z-070412T0000Z/ SAC-CALHOUN-CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE- DALLAS-POLK- INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...DENISON... CARROLL...JEFFERSON...BOONE...AMES...AUDUBON...GUTHRIE CENTER... ADEL...DES MOINES 323 PM CDT WED APR 11 2007 ...SNOW AND BLOWING SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELED THE SNOW AND BLOWING SNOW ADVISORY. THE THREAT FOR SEVERE WINTER WEATHER HAS ENDED...THOUGH LIGHT SNOW WITH ACCUMULATIONS OF AN INCH OR LESS IS EXPECTED FOR THE REMAINDER OF THE EVENING...USE CAUTION WHILE DRIVING. $$ REV
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Des Moines, IA wrote its last area forecast discussion before this winter storm warning went out at Apr 10, 8:20 AM CDT, 7 hours 36 minutes earlier.
Area forecast discussion, Apr 10, 8:20 AM CDT, 7 hours 36 minutes before
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE DES MOINES IA 820 AM CDT TUE APR 10 2007 .DISCUSSION... GIVEN SNOW INTENSITIES ACROSS THE NORTH WITH CONVECTIVE ELEMENTS IN SD...DECIDED TO PUT OUT QUICK SNOW ADVISORY FOR A SMALL PORTION OF NORTH CENTRAL IOWA. SNOW EXPECTED THROUGH MIDDAY AT LEAST WITH 2-4 INCH AMOUNTS. SOME QUESTION ABOUT PRECIP TYPE THIS AFTERNOON...BUT DAY SHIFT CAN RE-EVALUATE AND CANCEL ADVISORY IF NECESSARY. SOME AREAS IN NW IA HAVE LIKELY RECEIVED 2+ INCHES SO FAR. ROADS BECOMING MOSTLY COVERED PER IDOT. && .PREVIOUS DISCUSSION... A POTENT PAIR OF SHORTWAVES ARE CURRENTLY CROSSING THE CENTRAL ROCKY MOUNTAINS THIS MORNING. SYSTEM AND DEVELOPING LOW PRESSURE WILL MOVE EAST TODAY AND TONIGHT AND BECOME NEGATIVELY TILTED AND WILL ROTATE OVER THE AREA TONIGHT BEFORE BEGINNING TO MOVE EAST ON WEDNESDAY. MASSIVE MOISTURE TRANSPORT IS CURRENTLY UNDERWAY WEST OF THE MISSOURI RIVER AND THIS WILL OVERSPREAD IOWA THROUGHOUT THE DAY. THIS MOISTURE WILL CONTINUE EARLY WEDNESDAY...WRAPPING AROUND THE SYSTEM. ISENTROPIC LIFT INCREASES DURING PERIOD AS THETA-E ADVECTION INTENSIFIES. BEST KINEMATIC FORCING ARRIVES LATE THIS AFTERNOON AND THIS EVENING AS THE LEFT EXIT REGION OF THE UPPER LEVEL JET AND THE DUAL SHORT WAVES ARRIVE. PRECIPITATION TYPE BECOMES THE NEXT FORECAST ISSUE. SFC WET BULB TEMPERATURES TODAY ACROSS THE NORTH WILL RANGE IN THE 32 TO 35 DEGREE RANGE HOWEVER WITH SUB FREEZING TEMPERATURES JUST ABOVE THE SFC...PRECIPITATION IS EXPECTED TO MAINLY FALL AS SNOW. SOME ACCUMULATIONS ARE ANTICIPATED TODAY. RECENT COLD WEATHER HAS LOWERED SOIL AND ROAD TEMPERATURES OVER THE PAST WEEK AND WILL BE MORE RECEPTIVE TO ACCUMULATIONS THAN TYPICALLY EXPECTED IN APRIL...THOUGH LIMITED IMPACT IS EXPECTED ON ROADS AND SIDEWALKS DURING MUCH OF THE DAY. ACCUMULATIONS BECOME A HIGHER CONCERN TONIGHT INTO EARLY WEDNESDAY AS A PROLONGED PERIOD OF SNOW IS EXPECTED...MAINLY NORTH OF HIGHWAY 20. THE 600 MB TROWAL IS PROGGED TO BE OVER CENTRAL IOWA WITH A THREAT OF HEAVY SNOW ACROSS NORTHERN IOWA. CURRENTLY HAVE 5 TO 9 INCHES TOTAL NORTH OF HIGHWAY 3 BY WEDNESDAY AFTERNOON AND THIS WAS AFTER SHEARING TOTALS EVEN FURTHER THAN RATIOS SNOW TOOLS SUGGESTED. THEREFORE WILL ISSUE A WINTER STORM WATCH FOR LATE THIS AFTERNOON THROUGH NOON WEDNESDAY OVER THE NORTH. THE 06Z NAM AND THE 00Z ECMWF BOTH WOULD SUGGEST A CHANGE OVER TO ALL SNOW AS FAR SOUTH AS DES MOINES AND OTTUMWA ON WEDNESDAY. HAVE LOWERED HIGHS TO BELOW TO WELL BELOW GUIDANCE ON WEDNESDAY. SYSTEM MOVES OUT LATE WEDNESDAY WITH THE NEXT AND POTENTIALLY A MORE POTENT SYSTEM RIGHT ON ITS HEALS LATE THURSDAY THROUGH EARLY SATURDAY. THIS SYSTEM MAY ALSO BRING APRIL SNOW TO PORTIONS OF IOWA. && .DMX WATCHES/WARNINGS/ADVISORIES...SNOW ADVISORY UNTIL 21Z TODAY FOR EMMET...PALO ALTO...AND KOSSUTH COUNTIES. WINTER STORM WATCH 21Z TODAY UNTIL 18Z WEDNESDAY MAINLY NORTH OF HIGHWAY 3. && KINNEY/DONAVON
Hazardous weather outlook, Apr 10, 3:43 PM CDT, 13 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IA 343 PM CDT TUE APR 10 2007 IAZ004>007-015>017-023>028-111100- EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER- 343 PM CDT TUE APR 10 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT SNOW WILL DEVELOP THIS EVENING AND MODERATE TO HEAVY SNOW IS EXPECTED OVERNIGHT AND ON WEDNESDAY DIMINISHING LATE ON WEDNESDAY. THERE IS THE POTENTIAL FOR SNOWFALL TOTALS OF 8 TO 12 INCHES BY WEDNESDAY AFTERNOON WITH THE HEAVIEST AMOUNTS NEAR THE IOWA MINNESOTA BORDER. A WINTER STORM WARNING IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY SNOW HEAVY AT TIMES WILL CONTINUE FOR MUCH OF THE DAY WITH THE POTENTIAL STORM TOTAL OF 8 TO 12 INCHES. A WINTER STORM WARNING IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT NECESSARY HOWEVER SNOWFALL REPORTS WOULD BE HELPFUL IN MONITORING THIS STORM. IAZ044-057>060-070>075-081>086-092>097-111100- CRAWFORD-AUDUBON-GUTHRIE-DALLAS-POLK-CASS-ADAIR-MADISON-WARREN- MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR- RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS- 343 PM CDT TUE APR 10 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT RAIN WILL BECOME WIDESPREAD AND CONTINUE MUCH OF THE NIGHT. AFTER MIDNIGHT RAIN WILL BECOME MIXED WITH SNOW. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE RAIN SNOW MIX WILL CONTINUE MUCH OF THE DAY ON WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NECESSARY. IAZ033-034-045>048-061-062-111100- SAC-CALHOUN-CARROLL-GREENE-BOONE-STORY-JASPER-POWESHIEK- 343 PM CDT TUE APR 10 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT RAIN WILL BECOME MIXED WITH SNOW LATER TONIGHT AND WELL AFTER MIDNIGHT THE RAIN SNOW MIX WILL CHANGE TO ALL SNOW AND BEGIN ACCUMULATING. A SNOW ADVISORY IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY SNOW WILL CONTINUE ON WEDNESDAY WITH POTENTIAL ACCUMULATIONS OF 3 TO 6 INCHES BEFORE ENDING LATE IN THE DAY. A SNOW ADVISORY ADVISORY IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT NECESSARY HOWEVER SNOWFALL REPORTS WOULD BE HELPFUL IN MONITORING THIS STORM. IAZ035>039-049-050-111100- WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-MARSHALL-TAMA- 343 PM CDT TUE APR 10 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT RAIN WILL BECOME MIXED WITH SNOW THEN THE RAIN SNOW MIX WILL CHANGE TO ALL SNOW AFTER MIDNIGHT. MODERATE TO HEAVY SNOW IS EXPECTED OVERNIGHT AND ON WEDNESDAY DIMINISHING LATE ON WEDNESDAY. THERE IS THE POTENTIAL FOR SNOWFALL TOTALS OF 5 TO 8 INCHES BEFORE ENDING LATE ON WEDNESDAY. A WINTER STORM WARNING IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY SNOW HEAVY AT TIMES WILL CONTINUE FOR MUCH OF THE DAY WITH THE POTENTIAL STORM TOTAL OF 5 TO 8 INCHES. A WINTER STORM WARNING IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT NECESSARY HOWEVER SNOWFALL REPORTS WOULD BE HELPFUL IN MONITORING THIS STORM. FORSTER
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 3:51 AM CDT | Winter Storm Watch | DMX | Black Hawk, Boone, Bremer, Butler, Calhoun, Cerro Gordo and 19 more | 12 hr |
| Apr 10, 7:44 AM CDT | Snow Advisory | DMX | Emmet, Kossuth, Palo Alto | 8 hr |
| Apr 10, 3:56 PM CDT | Snow and Blowing Snow Advisory | DMX | Audubon, Boone, Calhoun, Carroll, Crawford, Dallas and 7 more | 23 hr |
Nearby
Winter Storm Warnings in Iowa, 2007Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.