-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 VTJ6YhSXk7KveoJHx3p+g5zlk4qolsjnpl7YFSGYtj7wd9gIuaq+aujBYDnzWHLh
 ZOCBFZUnSORdGD9ya+Ix4Q==

<SEC-DOCUMENT>0001179110-04-015680.txt : 20040802
<SEC-HEADER>0001179110-04-015680.hdr.sgml : 20040802
<ACCEPTANCE-DATETIME>20040802145442
ACCESSION NUMBER:		0001179110-04-015680
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040730
FILED AS OF DATE:		20040802

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ANDURI MYRON
		CENTRAL INDEX KEY:			0001275675

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-30786
		FILM NUMBER:		04944775

	BUSINESS ADDRESS:	
		STREET 1:		10715 GULFDALE
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78216

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NIGHTHAWK SYSTEMS INC
		CENTRAL INDEX KEY:			0001084475
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATION SERVICES, NEC [4899]
		IRS NUMBER:				870627349
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8200 EAST PACIFIC PLS
		STREET 2:		SUITE 204
		CITY:			DENVER
		STATE:			CO
		ZIP:			80231
		BUSINESS PHONE:		2103414811

	MAIL ADDRESS:	
		STREET 1:		10715 GULFDALE
		STREET 2:		SUITE 200
		CITY:			SAN ANTONIO
		STATE:			TX
		ZIP:			78216

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PEREGRINE INC
		DATE OF NAME CHANGE:	20020501

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LSI COMMUNICATIONS INC
		DATE OF NAME CHANGE:	19991117
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-07-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001084475</issuerCik>
        <issuerName>NIGHTHAWK SYSTEMS INC</issuerName>
        <issuerTradingSymbol>NIHK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001275675</rptOwnerCik>
            <rptOwnerName>ANDURI MYRON</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>8200 EAST PACIFIC PLACE #204</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>DENVER</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80231</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>commpon stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-07-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>.15</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>500000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>myron anduri</signatureName>
        <signatureDate>2004-08-02</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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