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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 vCQIvUM8rshcqdU8K9M85Q==

<SEC-DOCUMENT>0000897101-10-001971.txt : 20101013
<SEC-HEADER>0000897101-10-001971.hdr.sgml : 20101013
<ACCEPTANCE-DATETIME>20101013103719
ACCESSION NUMBER:		0000897101-10-001971
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20101011
FILED AS OF DATE:		20101013
DATE AS OF CHANGE:		20101013

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			OLEARY WILLIAM J
		CENTRAL INDEX KEY:			0001226274

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06403
		FILM NUMBER:		101120701

	MAIL ADDRESS:	
		STREET 1:		WINNEBAGO INDUSTRIES, INC.,
		STREET 2:		P.O. BOX 152
		CITY:			FOREST CITY
		STATE:			IA
		ZIP:			50436

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WINNEBAGO INDUSTRIES INC
		CENTRAL INDEX KEY:			0000107687
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR HOMES [3716]
		IRS NUMBER:				420802678
		STATE OF INCORPORATION:			IA
		FISCAL YEAR END:			0828

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 152
		CITY:			FOREST CITY
		STATE:			IA
		ZIP:			50436
		BUSINESS PHONE:		5155826808

	MAIL ADDRESS:	
		STREET 1:		P O BOX 152
		CITY:			FOREST CITY
		STATE:			IA
		ZIP:			50436

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MODERNISTIC INDUSTRIES INC
		DATE OF NAME CHANGE:	19670528
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wgo105106oleary_4.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-10-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000107687</issuerCik>
        <issuerName>WINNEBAGO INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>WGO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001226274</rptOwnerCik>
            <rptOwnerName>OLEARY WILLIAM J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>WINNEBAGO INDUSTRIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>P.O. BOX 152</rptOwnerStreet2>
            <rptOwnerCity>FOREST CITY</rptOwnerCity>
            <rptOwnerState>IA</rptOwnerState>
            <rptOwnerZipCode>50436</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP-Product Development</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.50 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2010-10-11</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>596</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>10.77</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16404</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Upon the vesting of an incremental portion of restricted stock awards granted under the Winnebago Industries, Inc. 2004 Incentive Compensation Plan, which is a Section 16(b) plan, the reporting person exercised their option to have a portion of such vested shares, equal in value to the tax amount calculated based upon the value of such shares on the vesting date, to be withheld by the Company in order to meet reporting person's tax obligation incurred upon the vesting of such incremental portion of the restricted stock.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Raymond M. Beebe, Secretary, Winnebago Industries, Inc. under Power of Attorney</signatureName>
        <signatureDate>2010-10-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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