UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 30 APR 25 Station: SBTS WMO ident: 82026 Latitude: 2.23 Longitude: -55.95 Elevation: 344.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 105 SFC 973 344 25.0 22.9 88 2.1 23.5 220 2 300.5 303.9 297.6 354.4 18.36 2 953 527 22.4 22.0 98 0.4 22.1 151 5 299.6 302.9 297.0 351.5 17.73 3 925 788 21.0 20.4 96 0.6 20.6 75 11 300.8 303.8 296.5 349.3 16.53 4 850 1516 17.4 17.2 99 0.2 17.2 80 12 304.4 307.1 296.2 348.1 14.68 5 778 2270 13.0 13.0 100 0.0 13.0 104 14 307.4 309.7 295.3 344.2 12.19 6 700 3158 10.2 7.3 82 2.9 8.4 110 18 313.8 315.5 294.9 342.4 9.21 7 689 3290 9.6 6.8 83 2.8 7.9 110 19 314.5 316.3 295.0 342.7 9.04 8 535 5346 -3.3 -3.3 100 0.0 -3.3 90 20 322.7 323.8 294.6 341.0 5.61 9 500 5880 -5.7 -6.9 91 1.2 -6.2 100 22 326.1 327.0 294.6 341.3 4.56 10 455 6614 -8.9 -13.9 67 5.0 -10.9 102 24 331.0 331.6 294.6 340.9 2.87 11 439 6891 -10.3 -26.3 26 16.0 -14.8 97 27 332.6 332.8 293.4 336.3 1.02 12 400 7600 -15.3 -34.3 18 19.0 -19.3 75 26 335.1 335.2 293.6 337.1 0.52 13 380 7986 -17.9 -37.9 16 20.0 -21.6 84 27 336.6 336.7 293.9 338.1 0.38 14 325 9135 -26.9 -31.0 68 4.1 -27.7 120 17 339.6 339.8 295.0 342.9 0.89 15 317 9315 -27.9 -29.6 85 1.7 -28.2 117 16 340.6 340.9 295.4 344.5 1.04 16 308 9522 -28.3 -36.3 46 8.0 -29.6 113 15 342.9 343.0 295.5 345.1 0.56 17 300 9710 -29.3 -38.3 41 9.0 -30.6 110 14 344.1 344.2 295.7 345.9 0.47 18 293 9877 -30.3 -44.3 24 14.0 -32.0 110 14 345.0 345.0 295.7 346.0 0.25 19 250 10980 -38.9 -57.9 12 19.0 -40.0 115 8 348.2 348.2 296.3 348.5 0.06 20 222 11784 -46.3 -55.3 35 9.0 -46.7 186 11 348.9 348.9 296.5 349.3 0.10 21 215 11996 -47.9 -60.9 21 13.0 -48.4 194 11 349.6 349.6 296.6 349.8 0.05 22 204 12341 -50.9 -55.9 55 5.0 -51.1 206 10 350.2 350.2 296.8 350.6 0.10 23 200 12470 -52.1 -58.1 48 6.0 -52.3 210 10 350.3 350.3 296.8 350.6 0.07 24 184 13005 -56.9 -62.9 47 6.0 -57.1 218 14 350.9 350.9 296.9 351.1 0.04 25 150 14270 -66.9 -71.9 49 5.0 -67.0 165 9 354.8 354.8 297.7 354.9 0.02 26 141 14641 -70.1 -74.9 49 4.8 -70.1 167 6 355.6 355.6 297.8 355.6 0.01 27 111 16032 -79.9 -85.9 36 6.0 -79.9 93 9 362.4 362.4 299.2 362.4 0.00 28 104 16399 -81.3 -88.3 30 7.0 -81.3 125 29 366.5 366.5 299.9 366.5 0.00 29 101 16564 -81.5 -88.5 29 7.0 -81.5 130 31 369.2 369.2 300.4 369.2 0.00 30 100 16620 -80.7 -88.7 25 8.0 -80.7 135 37 371.8 371.8 300.9 371.8 0.00 31 84 17618 -74.3 -87.3 12 13.0 -74.3 245 12 403.8 403.8 305.7 403.8 0.00 32 77 18121 -76.9 -88.9 13 12.0 -76.9 271 31 408.6 408.6 306.3 408.6 0.00 33 70 18670 -76.1 -90.1 9 14.0 -76.2 285 35 421.6 421.6 307.9 421.6 0.00 34 56 19969 -72.7 -90.7 5 18.0 -72.8 256 38 457.1 457.1 311.5 457.1 0.00 35 51 20522 -69.9 -90.9 3 21.0 -70.1 260 36 476.1 476.1 313.1 476.1 0.00 36 50 20640 -68.1 -90.1 3 22.0 -68.3 260 26 483.0 483.0 313.7 483.0 0.00 37 48 20887 -65.3 -89.3 2 24.0 -65.6 266 26 495.4 495.4 314.6 495.4 0.00 38 41 21857 -61.3 -88.3 2 27.0 -61.9 266 10 528.2 528.2 316.8 528.2 0.00 39 37 22493 -61.9 -88.9 2 27.0 -62.5 261 12 542.4 542.4 317.6 542.4 0.00 40 30 23800 -59.3 -87.3 1 28.0 -60.3 80 16 583.0 583.0 319.8 583.0 0.01 41 29 24012 -58.5 -87.5 1 29.0 -59.6 53 12 590.9 590.9 320.2 590.9 0.01 42 26 24694 -60.5 -88.5 1 28.0 -61.5 94 30 603.9 603.9 320.8 604.0 0.01 43 24 25198 -54.9 -86.9 1 32.0 -56.8 95 33 634.2 634.2 322.1 634.2 0.01 44 20 26370 -51.7 -85.7 1 34.0 -54.7 95 48 677.9 677.9 323.7 678.0 0.01 45 17 27429 -49.5 -83.5 1 34.0 -53.5 92 49 717.2 717.2 325.0 717.4 0.02 46 14 28710 -46.5 -82.5 1 36.0 -52.2 102 48 768.4 768.4 326.4 768.6 0.03 TRP 104 16399 -81.3 -88.3 30 7.0 -81.3 125 29 366.5 366.5 299.9 366.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 574.40 mb = 4819.79 m = 15812.76 ft Wetbulb zero: 580.69 mb = 4679.78 m = 15353.42 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 93.68 % Est. max temperature: 29.97 C = 85.94 F Sfc-Lift cond lev (LCL): 944.07 mb = 609.39 m = 1999.28 ft T: 21.96 C 700-500 lapse rate: 5.84 C/km ThetaE index: 12.03 C Layer 953.0- 689.0 mb Conv cond level (CCL): 908.89 mb = 939.30 m = 3081.65 ft Mean mixing ratio: 16.64 g/kg Conv temperature: 26.02 C = 78.84 F Cap Strength: 0.13 C Lifted Index: -2.79 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.02 C Lifted Index @700 mb: -0.43 C Showalter Index: -2.09 C Risk: Severe thunderstorms possible Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.90 C K Index: 37.40 Risk: > 80 % chance of thunderstorms Sweat Index: 252.40 Risk: None Energy Index: -1.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 634.90 J/kg Max Up Vert Vel: 35.63 m/s Conv Inhibition (B-): 0.26 J/kg Cap Strength: 0.13 C Lift Cond Lev (LCL): 914.24 mb = 888.74 m = 2915.77 ft Lev Free Conv (LFC): 889.24 mb = 1127.44 m = 3698.91 ft Equ Level (EL): 249.24 mb = 11000.59 m = 36090.74 ft B at Equ Level: 633.94 J/kg Max Parcel Lev (MPL): 109.24 mb = 16121.84 m = 52892.54 ft Wind level data Storm motion: 123 at 13 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 973 344 220 2 1.3 1.5 | 294 13 11.8 -5.3 1 944 610 120 6 -5.2 3.0 | 306 7 5.3 -3.8 2 925 788 75 11 -10.6 -2.8 | 1 10 -0.1 -9.7 3 912 914 75 13 -12.6 -3.4 | 11 10 -2.0 -10.2 4 880 1219 85 16 -15.9 -1.4 | 33 10 -5.4 -8.2 5 850 1516 80 12 -11.8 -2.1 | 8 9 -1.3 -8.9 6 849 1524 75 13 -12.6 -3.4 | 11 10 -2.0 -10.2 7 819 1829 85 13 -13.0 -1.1 | 17 8 -2.4 -8.0 8 790 2134 100 13 -12.8 2.3 | 26 5 -2.3 -4.6 9 762 2438 110 15 -14.1 5.1 | 64 4 -3.6 -1.7 10 700 3158 110 18 -16.9 6.2 | 84 6 -6.4 -0.7 11 683 3353 110 19 -17.9 6.5 | 87 7 -7.3 -0.3 12 610 4267 70 19 -17.9 -6.5 | 29 15 -7.3 -13.3 13 545 5182 95 18 -17.9 1.6 | 55 9 -7.4 -5.3 14 525 5486 85 22 -21.9 -1.9 | 52 14 -11.4 -8.7 15 500 5880 100 22 -21.7 3.8 | 75 12 -11.1 -3.0 16 486 6096 100 22 -21.7 3.8 | 75 12 -11.1 -3.0 17 467 6401 105 22 -21.3 5.7 | 84 11 -10.7 -1.1 18 415 7315 90 31 -31.0 0.0 | 72 22 -20.5 -6.8 19 400 7600 75 26 -25.1 -6.7 | 47 20 -14.6 -13.6 20 399 7620 75 28 -27.0 -7.2 | 50 22 -16.5 -14.1 21 367 8230 90 26 -26.0 0.0 | 66 17 -15.5 -6.8 22 352 8534 100 25 -24.6 4.3 | 80 14 -14.1 -2.5 23 338 8839 125 19 -15.6 10.9 | 129 6 -5.0 4.1 24 300 9710 110 14 -13.2 4.8 | 52 3 -2.6 -2.0 25 298 9754 110 10 -9.4 3.4 | 341 4 1.1 -3.4 26 285 10058 110 19 -17.9 6.5 | 87 7 -7.3 -0.3 27 261 10668 105 11 -10.6 2.8 | 1 4 -0.1 -4.0 28 250 10980 115 8 -7.3 3.4 | 316 5 3.3 -3.4 29 239 11278 145 7 -4.0 5.7 | 280 7 6.5 -1.1 30 228 11582 180 11 0.0 11.0 | 248 11 10.5 4.2 31 200 12470 210 10 5.0 8.7 | 263 16 15.5 1.8 32 181 13106 220 15 9.6 11.5 | 257 21 20.2 4.7 33 172 13411 220 17 10.9 13.0 | 254 22 21.5 6.2 34 164 13716 210 19 9.5 16.5 | 244 22 20.0 9.6 35 150 14270 165 9 -2.3 8.7 | 257 8 8.2 1.9 36 127 15240 170 2 -0.3 2.0 | 295 11 10.2 -4.9 37 108 16154 80 10 -9.8 -1.7 | 355 9 0.7 -8.6 38 104 16399 125 29 -23.8 16.6 | 127 16 -13.2 9.8 39 103 16459 120 20 -17.3 10.0 | 115 7 -6.8 3.2 40 100 16620 135 37 -26.2 26.2 | 141 25 -15.6 19.3 41 98 16764 135 37 -26.2 26.2 | 141 25 -15.6 19.3 42 92 17069 140 35 -22.5 26.8 | 149 23 -12.0 20.0 43 88 17374 135 10 -7.1 7.1 | 266 3 3.5 0.2 44 83 17678 270 13 13.0 -0.0 | 286 25 23.5 -6.8 45 79 17983 265 27 26.9 2.4 | 277 38 37.4 -4.5 46 71 18593 290 44 41.3 -15.0 | 293 56 51.9 -21.9 47 70 18670 285 35 33.8 -9.1 | 290 47 44.3 -15.9 48 61 19507 290 36 33.8 -12.3 | 293 48 44.4 -19.1 49 58 19812 255 36 34.8 9.3 | 267 45 45.3 2.5 50 52 20422 260 45 44.3 7.8 | 269 55 54.9 1.0 51 50 20640 260 26 25.6 4.5 | 274 36 36.1 -2.3 52 49 20726 255 31 29.9 8.0 | 268 41 40.5 1.2 53 47 21031 275 22 21.9 -1.9 | 285 34 32.5 -8.7 54 43 21641 255 11 10.6 2.8 | 281 22 21.2 -4.0 55 40 21946 270 10 10.0 -0.0 | 288 22 20.5 -6.8 56 39 22250 265 9 9.0 0.8 | 287 20 19.5 -6.0 57 35 22860 255 17 16.4 4.4 | 275 27 27.0 -2.4 58 33 23165 230 22 16.9 14.1 | 255 28 27.4 7.3 59 32 23470 250 10 9.4 3.4 | 280 20 19.9 -3.4 60 30 23774 300 4 3.5 -2.0 | 302 17 14.0 -8.8 61 30 23800 80 16 -15.8 -2.8 | 29 11 -5.2 -9.6 62 29 24079 45 11 -7.8 -7.8 | 349 15 2.8 -14.6 63 27 24384 105 23 -22.2 6.0 | 86 12 -11.7 -0.9 64 26 24689 95 30 -29.9 2.6 | 78 20 -19.3 -4.2 65 25 24994 70 29 -27.3 -9.9 | 45 24 -16.7 -16.7 66 24 25298 105 34 -32.8 8.8 | 95 22 -22.3 2.0 67 21 26213 90 42 -42.0 0.0 | 78 32 -31.5 -6.8 68 20 26370 95 48 -47.8 4.2 | 86 37 -37.3 -2.6 69 19 26518 70 35 -32.9 -12.0 | 50 29 -22.3 -18.8 70 16 27127 100 54 -53.2 9.4 | 93 43 -42.6 2.6 71 15 27432 110 49 -46.0 16.8 | 106 37 -35.5 9.9 72 13 28042 90 47 -47.0 0.0 | 79 37 -36.5 -6.8 73 10 28956 80 47 -46.3 -8.2 | 67 39 -35.7 -15.0 Wind Parameters Mean winds (0-6000m): 92.9 at 16.7 knts Storm direction: 122.9 at 12.6 knts Shear (0-3000m) pos: 1.7 neg: 2.6 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 153.2 deg Storm rel helicity (0-3000m) pos: 40.4 neg: -12.6 tot: 27.7 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 2.9 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 44.60 Bulk Shear: 14.24 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 100 6 324 7| 0.0 14.0 14.0| 17.8 -4.6 13.3 26.6 0.49| 17.5 8.6 1000 86 10 359 8| 1.6 7.0 8.5| 30.0 -8.0 22.0 22.0 0.50| 11.9 6.0 1500 84 11 5 8| 0.9 4.7 5.5| 32.2 -12.6 19.6 13.0 0.38| 9.6 3.6 2000 88 12 10 7| 2.0 3.5 5.4| 36.4 -12.6 23.8 11.9 0.41| 8.6 3.5 2500 93 13 18 6| 2.0 2.8 4.8| 38.7 -12.6 26.1 10.4 0.43| 7.4 3.2 3000 97 13 29 6| 1.7 2.6 4.3| 40.4 -12.6 27.7 9.2 0.43| 6.6 2.9 4000 94 15 37 7| 1.3 2.8 4.1| 41.2 -42.0 -0.7 -0.2 0.13| 6.6 0.8 5000 92 16 39 8| 1.6 2.3 3.9| 56.6 -42.3 14.4 2.9 0.18| 6.3 1.2 6000 93 17 46 9| 1.8 1.9 3.7| 77.3 -43.1 34.2 5.7 0.25| 6.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250430.12.gif