An intense low pressure moved across the northern tier of states during the day on the 27th.  Very strong south-southwest winds developed with profilers indicating wind of 50 to 65 kts within the lowest range gates.  Temperatures warmed into the mid 80s to low 90s with the atmosphere becoming adiabatic to between 750 and 600 mb, allowing for strong mixing down to the surface.  Winds increased during the day and reached high wind criteria by the early afternoon.  Most of the state saw sustained winds of 40 MPH or higher.  Several locations gusting to between 60 and 65 MPH.  The winds also produced blowing dust around the state.  Isolated reports of visibility reduced to near zero were received.  Spotty damage occurred around the state.  An 18 inch tree limb broke off and fell through the roof of a house in Windsor Heights.  A two to three foot diameter tree was snapped off at the base in Ames.  There were numerous reports of power outages caused by downed tree limbs.  In Union County, a 200 X 40 foot chicken house had the roof blown off.  There were several head of cattle in addition to the chickens contained therein trapped in the debris.

High Wind in CRAWFORD, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in CERRO GORDO, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 51 MG
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in ADAIR, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in ADAMS, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in POCAHONTAS, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in MAHASKA, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in HARDIN, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in HAMILTON, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in POLK, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 56 MG
Property damage: 75.11K
Reported by: TRAINED SPOTTER

High Wind in PALO ALTO, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in GUTHRIE, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in DALLAS, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 52 MG
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in MADISON, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in GREENE, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in GRUNDY, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 55 MG
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in WAYNE, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in MARION, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in TAMA, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in TAYLOR, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in CARROLL, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in MARSHALL, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in CASS, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in WEBSTER, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 52 MG
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in HANCOCK, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in STORY, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 51 MG
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in MONROE, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in UNION, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 56 EG
Property damage: 75.11K
Reported by: EMERGENCY MANAGER

High Wind in HUMBOLDT, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in WARREN, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in SAC, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in BREMER, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in KOSSUTH, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in LUCAS, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in WORTH, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in WINNEBAGO, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in WRIGHT, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in AUDUBON, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in BLACK HAWK, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in JASPER, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in BOONE, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in POWESHIEK, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in RINGGOLD, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in CLARKE, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in DECATUR, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in FRANKLIN, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in BUTLER, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 35 MS
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC

High Wind in CALHOUN, IOWA
From 27-APR-04 12:30:00 to 27-APR-04 19:00:00 (CST)
Magnitude: 54 MG
Property damage: 75.11K
Reported by: AWOS,ASOS,MESONET,ETC