Narrative:

Departed runway 18R at tampa. Departure turned us north to a heading of 350 degrees. About 5 mi later departure turns us to 010 degrees; and we had 3 buildups 5 mi ahead that we were not going to fly into. We asked departure for 10 degrees left and ATC replied 'unable.' we then asked for 30 degrees right; and ATC replied 'unable.' the first officer advised we had a buildup straight ahead. ATC advised; 'we have no WX' on our scope. I got on the radio and advised ATC that we were coming to a 035 degree heading. About 5-10 seconds later; an unidented voice came on the frequency admonishing another carrier with 'what? Do you think he is lying?' ATC stopped talking to us about 2-3 mins. After the 2-3 min lull; ATC asked us what our heading was; and we told him it was 035 degrees. Shortly thereafter; we changed frequency and made our way to our destination.

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Original NASA ASRS Text

Title: B737-300 DEP FROM TPA IS DENIED WX DEVIATION TURN; ELECTS CAPT'S AUTHORITY AND TURNS; CTLR INDICATES NO WX DISPLAYED ON ATC RADAR.

Narrative: DEPARTED RWY 18R AT TAMPA. DEP TURNED US N TO A HDG OF 350 DEGS. ABOUT 5 MI LATER DEP TURNS US TO 010 DEGS; AND WE HAD 3 BUILDUPS 5 MI AHEAD THAT WE WERE NOT GOING TO FLY INTO. WE ASKED DEP FOR 10 DEGS L AND ATC REPLIED 'UNABLE.' WE THEN ASKED FOR 30 DEGS R; AND ATC REPLIED 'UNABLE.' THE FO ADVISED WE HAD A BUILDUP STRAIGHT AHEAD. ATC ADVISED; 'WE HAVE NO WX' ON OUR SCOPE. I GOT ON THE RADIO AND ADVISED ATC THAT WE WERE COMING TO A 035 DEG HDG. ABOUT 5-10 SECONDS LATER; AN UNIDENTED VOICE CAME ON THE FREQ ADMONISHING ANOTHER CARRIER WITH 'WHAT? DO YOU THINK HE IS LYING?' ATC STOPPED TALKING TO US ABOUT 2-3 MINS. AFTER THE 2-3 MIN LULL; ATC ASKED US WHAT OUR HDG WAS; AND WE TOLD HIM IT WAS 035 DEGS. SHORTLY THEREAFTER; WE CHANGED FREQ AND MADE OUR WAY TO OUR DEST.

Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.