1989 1989 specify network root sports carries programming sourced from fox sports networks owned by seattle mariners 60 % at & t sports networks 40 % picture format 720p hdtv 480i sdtv country united states language english broadcast area washington oregon idaho montana alaska headquarters bellevue washington formerly called northwest cable sports 1989 1992 prime sports northwest 1992 1996 fox sports northwest 1996 2000 fox sports net northwest 2000 2004 fsn northwest 2004 2011 website northwest.rootsports.com availability some events may air on overflow feed root sports northwest plus due to event conflicts satellite directv 687 main channel sd hd 688 overflow feed sd 688 1 overflow feed hd dish network 412 16 sd 412 16 hd cable comcast seattle 30 sd 627 hd comcast portland 34 sd 734 hd available on most other cable systems in designated broadcast area consult your local cable provider or program listings source for channel availability root sports northwest is an american regional sports network that is owned as a joint venture between the seattle mariners and the at & t sports networks subsidiary of at & t inc. the latter of which operates it as part of the root sports chain of regional networks and as an affiliate of fox sports networks . headquartered near seattle in the city of bellevue washington the channel broadcasts regional coverage of sports events throughout the pacific northwest with a focus on professional sports teams based in seattle and portland . root sports northwest is available on cable providers throughout washington oregon idaho montana and alaska and nationwide on satellite via directv and dish network . contents 1 history 2 programming 3 on air staff 3.1 current on air staff 3.2 former on air staff 4 references 5 external links history edit root sports northwest was launched in 1989 as northwest cable sports a network owned by king broadcasting company . in 1991 king broadcasting sold northwest cable sports and its other media properties to the providence journal company which sold the network to liberty media in 1992 . liberty integrated northwest cable sports into its prime network group of regional sports networks subsequently rebranding it as prime sports northwest . in 1996 news corporation which formed a sports division for the fox network two years earlier after it obtained the broadcast rights to the national football conference and sought to create a group of regional sports networks acquired a 50 % interest in the prime network from liberty . 1 later that year on november 1 news corporation and liberty media relaunched the prime network affiliates as part of the new fox sports net group with the seattle based network officially rebranding as fox sports northwest . 2 the channel was rebranded as fox sports net northwest in 2000 as part of a collective brand modification of the fsn networks under the fox sports net banner . subsequently in 2004 the channel shortened its name to fsn northwest through the networks de emphasis of the fox sports net brand . on december 22 2006 news corporation sold its interest in fsn northwest and sister networks fsn utah fsn pittsburgh and fsn rocky mountain to liberty media in an asset trade in which news corporation also 16.3 % traded its 38.5 % ownership stake in satellite provider directv for 550 million in cash and stock in exchange for liberty media s stake in the company . 3 on may 4 2009 directv group inc. announced it would become a part of liberty s entertainment unit part of which would then be spun off into the separate company under the directv name in a deal in which liberty would increase its share in directv from 48 % to 54 % with liberty owner john malone and his family owning a 24 % interest . directv would operate its newly acquired fsn affiliated networks through directv sports networks 4 5 a new division formed when the split off from liberty media was completed on november 19 2009 . 6 on december 17 2010 directv sports networks announced that its four fox sports networks affiliated regional outlets would be relaunched under the root sports brand . 7 the network officially rebranded as root sports northwest on april 1 2011 with the dan patrick show as the first program under the new root sports branding . for nominal purposes the root sports networks continued to carry programming distributed mainly to the fox sports regional networks to provide supplementary sports and entertainment programming . in april 2013 the seattle mariners announced that they would acquire controlling interest in root sports northwest . directv sports networks will retain a minority stake in the network and will continue to operate it . the root sports branding will be retained . additionally the team extended its contract with the network until the end of the 2030 season . 8 on april 8 2016 directv sports networks rebranded under the at & t name as at & t sports networks . 9 programming edit root sports northwest holds the regional cable television rights to the seattle mariners of major league baseball major league soccer s seattle sounders fc and portland timbers and the portland winterhawks of the western hockey league . the network also is the cable home of the nfl s seattle seahawks broadcasting the team s preseason games as well as team related magazine and analysis programming . it also carries utah jazz nba games televised by sister network root sports utah . as fsn rocky mountain in 2008 the network obtained the broadcast rights to junior hockey games from the western hockey league . through its continued programming affiliation with fox sports networks root sports northwest also carries college sports events from the western athletic big sky mountain west and west coast athletic conferences . the network formerly held the broadcast rights to the seattle supersonics until the nba franchise relocated to oklahoma city as the oklahoma city thunder in 2008 . it also carried nba games involving the portland trail blazers until comcast sportsnet northwest assumed the broadcast rights in 2007 as well as wnba games from the seattle storm before those games moved over the air to former sister television station king tv on its 5.2 digital subchannel and kong tv . on air staff edit current on air staff edit brad adam mariners pre game and post game host basketball play by play studio host and sideline reporter 2000 present mike blowers mariners baseball analyst 2007 present tom glasgow football and basketball play by play 2008 present bill krueger senior baseball analyst 2000 present angie mentink host of college football northwest and college basketball northwest and sideline reporter 1999 present warren moon host of seahawks all access 2003 present jen mueller host of mariners all access and sideline reporter 2007 present dave sims mariners baseball play by play 2007 present jason stiles football analyst 2006 present dave valle mariners baseball analyst 2010 present former on air staff edit shaun alexander host of the shaun alexander show 2002 2004 cara capuano anchor reporter 2004 2008 brian davis nba host 2004 2008 now oklahoma city thunder play by play announcer for fox sports oklahoma jason gesser football analyst and contributor for cougars all access 2009 2011 dave niehaus mariners play by play announcer died on november 10 2010 don poier play by play announcer died on january 21 2005 kerry sayers anchor reporter 2002 2004 now at wscr and wfld in chicago john strong portland timbers play by play 2007 2013 mack strong college football analyst and host of mack strong seahawks insider 2008 2011 sonny sixkiller college football analyst lenny wilkens nba expert and college basketball analyst 2006 2013 nicole zaloumis sideline reporter 2008 2010 now with sirius xm radio references edit r. thomas umstead july 8 1996 . liberty sports regionals will become fox sports net . multichannel news . the walt disney company . retrieved april 9 2015 via highbeam research . nick daschel november 1 1996 . prime sports to become fox sports nw . the columbian . columbian publishing company . retrieved april 9 2015 via highbeam research . news corp. reaches deal with liberty media . the new york times . the new york times company . december 22 2006 . retrieved april 9 2015 . todd spangler may 4 2009 . directv liberty media announce spin off plan . multichannel news . reed business information . retrieved april 16 2015 . deborah yao may 4 2009 . directv liberty media detail spinoff plans . the news & observer . associated press . retrieved may 4 2009 . dead link mike reynolds november 20 2009 . liberty sports rebrands as directv sports networks . multichannel news . newbay media . retrieved april 16 2015 . root sports new name for sports networks . denver business journal . american city business journals . december 17 2010 . nick eaton april 16 2013 . update mariners buy will control root sports northwest tv network . seattle post intelligencer . hearst corporation . retrieved april 16 2013 . root sports regional nets now part of at & t sports networks . awful announcing . ken fang . april 9 2016 . retrieved april 9 2016 . external links edit official website v t e seattle mariners based in seattle washington franchise history expansion and draft seasons records no hitters players managers general managers and owners award winners and league leaders first round draft picks broadcasters opening day starting pitchers minor league affiliates uniform promotion games seattle mariners hall of fame ballparks kingdome safeco field spring training tempe diablo stadium peoria sports complex culture mariner moose refuse to lose tuba man dave niehaus rally fries kernkraft 400 give up the funk parliament song the naked gun from the files of police squad little big league turn ahead the clock lore the double 1995 al west tie breaker 116 wins 1995 alds 2000 alds 2001 alds f lix hern ndez s perfect game key personnel owner baseball club of seattle lp 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