UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 21 APR 25 Station: SBCT WMO ident: 83840 Latitude: -25.52 Longitude: -49.17 Elevation: 908.00 ------------------------------------------------------------------------------- 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 138 1 925 812 SFC 914 908 14.6 13.8 95 0.8 14.1 100 3 295.2 297.2 290.7 326.6 10.91 3 860 1426 11.8 11.8 100 0.0 11.8 20 5 297.5 299.4 290.9 327.0 10.16 4 850 1525 13.0 12.2 95 0.8 12.5 5 5 299.8 301.7 291.9 330.7 10.56 5 842 1605 13.0 12.0 94 1.0 12.4 353 5 300.6 302.5 292.1 331.5 10.52 6 772 2329 8.6 6.5 87 2.1 7.4 257 10 303.4 304.9 290.9 327.0 7.89 7 767 2383 8.4 5.1 80 3.3 6.5 254 10 303.7 305.1 290.4 325.4 7.20 8 750 2569 10.2 -18.8 11 29.0 -0.1 244 12 307.6 307.9 285.8 311.4 1.15 9 700 3141 7.8 -17.2 15 25.0 -1.4 240 13 311.1 311.4 287.3 315.8 1.42 10 651 3735 3.6 -19.4 17 23.0 -4.3 243 12 312.9 313.1 287.8 317.1 1.26 11 635 3937 3.6 -25.4 10 29.0 -5.2 253 13 315.1 315.3 288.0 317.8 0.76 12 618 4157 2.8 -20.2 17 23.0 -5.0 246 21 316.7 316.9 289.0 320.9 1.24 13 606 4315 1.4 -9.6 44 11.0 -3.4 241 27 316.8 317.4 290.8 326.8 3.04 14 576 4722 -1.5 -11.5 46 10.0 -5.6 247 35 318.1 318.6 290.9 327.1 2.75 15 556 5003 -3.1 -20.1 26 17.0 -8.7 252 38 319.4 319.7 290.0 324.2 1.39 16 540 5234 -3.1 -35.1 6 32.0 -10.5 256 39 322.1 322.2 289.8 323.4 0.36 17 530 5382 -3.9 -18.9 30 15.0 -9.1 258 40 322.9 323.2 291.3 328.4 1.62 18 523 5487 -4.3 -34.3 8 30.0 -11.3 260 40 323.6 323.7 290.3 325.1 0.40 19 515 5608 -4.7 -23.7 21 19.0 -10.5 258 42 324.6 324.8 291.3 328.4 1.10 20 500 5840 -6.7 -22.7 27 16.0 -11.6 255 45 324.9 325.1 291.5 329.2 1.23 21 468 6353 -10.7 -20.7 44 10.0 -13.9 257 48 326.1 326.4 292.2 331.6 1.57 22 450 6654 -12.3 -30.3 21 18.0 -16.6 259 50 327.8 327.9 291.8 330.3 0.68 23 431 6982 -15.3 -22.3 55 7.0 -17.3 261 51 328.0 328.3 292.6 333.2 1.48 24 400 7540 -20.5 -25.4 65 4.9 -21.7 265 54 328.3 328.6 292.4 332.6 1.21 25 391 7707 -22.1 -25.2 76 3.1 -22.8 264 53 328.4 328.6 292.5 332.9 1.26 26 326 9016 -31.5 -40.5 41 9.0 -32.6 250 75 333.0 333.0 292.9 334.3 0.34 27 320 9147 -31.5 -49.5 15 18.0 -33.1 250 78 334.7 334.8 293.1 335.3 0.13 28 303 9530 -34.1 -44.1 36 10.0 -35.1 250 85 336.4 336.4 293.7 337.3 0.25 29 300 9600 -34.1 -48.1 23 14.0 -35.3 250 86 337.3 337.3 293.8 338.0 0.16 30 291 9814 -34.5 -50.5 18 16.0 -35.8 250 88 339.7 339.7 294.4 340.2 0.13 31 254 10752 -41.9 -47.9 52 6.0 -42.3 254 94 342.2 342.3 295.0 343.0 0.20 32 250 10860 -41.5 -59.5 13 18.0 -42.3 255 95 344.4 344.4 295.4 344.6 0.05 33 246 10970 -41.7 -60.7 11 19.0 -42.5 254 96 345.7 345.7 295.7 345.8 0.04 34 242 11081 -42.5 -60.5 12 18.0 -43.3 254 96 346.1 346.1 295.8 346.3 0.05 35 215 11869 -49.7 -58.7 34 9.0 -50.0 248 102 346.8 346.8 296.0 347.1 0.06 36 200 12340 -53.3 -63.3 29 10.0 -53.5 245 105 348.4 348.4 296.3 348.5 0.04 37 187 12768 -56.6 -67.8 23 11.2 -56.8 245 110 349.8 349.8 296.6 349.9 0.02 38 168 13437 -61.9 -74.9 16 13.0 -62.0 252 103 351.9 351.9 297.0 351.9 0.01 39 150 14130 -65.9 -77.9 17 12.0 -66.0 260 96 356.6 356.6 298.0 356.6 0.01 40 149 14171 -66.1 -79.1 15 13.0 -66.2 260 95 356.9 356.9 298.1 356.9 0.01 41 146 14294 -64.9 -81.9 8 17.0 -65.0 260 94 361.1 361.1 298.9 361.1 0.00 42 114 15770 -74.3 -89.3 8 15.0 -74.3 277 78 370.0 370.0 300.6 370.0 0.00 43 101 16472 -75.9 -88.9 11 13.0 -75.9 275 73 380.0 380.0 302.2 380.0 0.00 44 100 16530 -75.7 -88.7 11 13.0 -75.7 275 74 381.5 381.5 302.5 381.5 0.00 45 93 16951 -77.3 -89.3 13 12.0 -77.3 275 69 386.3 386.3 303.2 386.3 0.00 46 77 18039 -78.3 -90.3 13 12.0 -78.3 283 34 405.7 405.7 306.0 405.7 0.00 47 72 18432 -70.9 -89.9 4 19.0 -71.0 299 41 429.2 429.2 308.7 429.2 0.00 48 70 18600 -70.3 -90.3 4 20.0 -70.4 275 33 434.0 434.0 309.3 434.0 0.00 49 69 18685 -69.9 -88.9 5 19.0 -70.0 275 33 436.6 436.6 309.6 436.6 0.00 50 67 18859 -71.1 -89.1 5 18.0 -71.2 275 32 437.7 437.7 309.7 437.7 0.00 51 60 19514 -68.7 -89.7 3 21.0 -68.8 299 26 457.1 457.1 311.5 457.1 0.00 52 54 20155 -60.9 -87.9 2 27.0 -61.4 275 18 489.1 489.1 314.1 489.1 0.00 53 51 20507 -62.5 -87.5 2 25.0 -62.9 286 8 493.4 493.4 314.5 493.4 0.00 54 50 20630 -60.1 -88.1 1 28.0 -60.7 315 12 501.9 501.9 315.1 501.9 0.00 55 41 21879 -56.5 -85.5 1 29.0 -57.5 63 12 540.1 540.1 317.5 540.2 0.01 56 38 22359 -58.1 -86.1 2 28.0 -59.0 129 10 547.9 547.9 318.0 548.0 0.01 57 33 23254 -55.3 -85.3 1 30.0 -56.7 81 16 577.9 577.9 319.6 578.0 0.01 TRP 93 16951 -77.3 -89.3 13 12.0 -77.3 275 69 386.3 386.3 303.2 386.3 0.00 WND 187 12768 -56.6 -67.8 23 11.2 -56.8 245 110 349.8 349.8 296.6 349.9 0.02 Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 591.52 mb = 4511.48 m = 14801.25 ft Wetbulb zero: 750.25 mb = 2566.17 m = 8419.10 ft Precipitable water: 0.83 inches Sfc-500 mean rel hum: 43.48 % Est. max temperature: 23.54 C = 74.38 F Sfc-Lift cond lev (LCL): 903.30 mb = 1008.14 m = 3307.49 ft T: 14.06 C 700-500 lapse rate: 5.37 C/km ThetaE index: 20.08 C Layer 772.0- 700.0 mb Conv cond level (CCL): 868.02 mb = 1346.97 m = 4419.14 ft Mean mixing ratio: 10.36 g/kg Conv temperature: 16.47 C = 61.65 F Cap Strength: 5.77 C Lifted Index: 5.29 C Risk: None Lifted Index @300 mb: 7.19 C Lifted Index @700 mb: 4.03 C Showalter Index: 4.18 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 18.90 C K Index: 6.90 Risk: None Sweat Index: 201.40 Risk: None Energy Index: -0.26 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.35 J/kg Max Up Vert Vel: 8.17 m/s Conv Inhibition (B-): 24521.46 J/kg Cap Strength: 5.76 C Lift Cond Lev (LCL): 854.04 mb = 1484.77 m = 4871.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 18 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 ---------------------------------------------------------- 0 914 908 100 3 -3.0 0.5 | 103 21 -20.6 4.9 1 850 1525 5 5 -0.4 -5.0 | 88 18 -18.1 -0.6 2 790 2134 270 7 7.0 -0.0 | 112 11 -10.6 4.4 3 762 2438 250 11 10.3 3.8 | 138 11 -7.3 8.2 4 734 2743 235 13 10.6 7.5 | 150 14 -7.0 11.9 5 708 3048 255 10 9.7 2.6 | 131 11 -8.0 7.0 6 700 3141 240 13 11.3 6.5 | 150 13 -6.4 10.9 7 682 3353 235 13 10.6 7.5 | 150 14 -7.0 11.9 8 656 3658 240 12 10.4 6.0 | 145 13 -7.2 10.4 9 632 3962 255 13 12.6 3.4 | 147 9 -5.1 7.8 10 608 4267 240 26 22.5 13.0 | 196 18 4.9 17.4 11 564 4877 250 38 35.7 13.0 | 226 25 18.1 17.4 12 523 5486 260 40 39.4 6.9 | 242 25 21.8 11.3 13 500 5840 255 45 43.5 11.6 | 238 30 25.8 16.0 14 483 6096 255 47 45.4 12.2 | 239 32 27.8 16.6 15 400 7540 265 54 53.8 4.7 | 256 37 36.2 9.1 16 396 7620 265 53 52.8 4.6 | 256 36 35.2 9.0 17 363 8230 260 56 55.1 9.7 | 249 40 37.5 14.1 18 348 8534 250 67 63.0 22.9 | 239 53 45.3 27.3 19 300 9600 250 86 80.8 29.4 | 242 72 63.2 33.8 20 281 10058 250 91 85.5 31.1 | 242 77 67.9 35.5 21 250 10860 255 95 91.8 24.6 | 249 80 74.1 29.0 22 200 12340 245 105 95.2 44.4 | 238 92 77.5 48.8 23 187 12768 245 110 99.7 46.5 | 238 97 82.1 50.9 24 186 12802 245 110 99.7 46.5 | 238 97 82.1 50.9 25 150 14130 260 96 94.5 16.7 | 255 80 76.9 21.1 26 131 14935 260 85 83.7 14.8 | 254 69 66.1 19.2 27 107 16154 285 74 71.5 -19.2 | 285 56 53.9 -14.8 28 101 16459 275 73 72.7 -6.4 | 272 55 55.1 -2.0 29 100 16530 275 74 73.7 -6.4 | 272 56 56.1 -2.1 30 96 16764 275 74 73.7 -6.4 | 272 56 56.1 -2.1 31 93 16951 275 69 68.7 -6.0 | 272 51 51.1 -1.6 32 82 17678 265 51 50.8 4.4 | 255 34 33.2 8.8 33 78 17983 280 33 32.5 -5.7 | 275 15 14.9 -1.3 34 70 18593 305 44 36.0 -25.2 | 319 28 18.4 -20.8 35 70 18600 275 33 32.9 -2.9 | 264 15 15.2 1.5 36 67 18898 275 32 31.9 -2.8 | 264 14 14.3 1.6 37 63 19202 275 25 24.9 -2.2 | 253 8 7.3 2.2 38 60 19507 300 25 21.7 -12.5 | 334 9 4.0 -8.1 39 57 19812 290 35 32.9 -12.0 | 296 17 15.3 -7.6 40 52 20422 265 5 5.0 0.4 | 111 14 -12.6 4.8 41 50 20630 315 12 8.5 -8.5 | 66 10 -9.1 -4.1 42 49 20726 300 13 11.3 -6.5 | 72 7 -6.4 -2.1 43 46 21031 330 14 7.0 -12.1 | 54 13 -10.6 -7.7 44 37 21946 145 10 -5.7 8.2 | 118 27 -23.4 12.6 45 35 22250 85 14 -13.9 -1.2 | 96 32 -31.6 3.2 46 33 22555 80 16 -15.8 -2.8 | 93 33 -33.4 1.6 47 30 22860 105 12 -11.6 3.1 | 104 30 -29.2 7.5 48 28 23165 70 11 -10.3 -3.8 | 91 28 -28.0 0.6 49 27 23470 95 12 -12.0 1.0 | 100 30 -29.6 5.4 Wind Parameters Mean winds (0-6000m): 254.0 at 24.2 knts Storm direction: 284.0 at 18.2 knts Shear (0-3000m) pos: 0.6 neg: 2.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 43.4 deg Storm rel helicity (0-3000m) pos: 48.3 neg: -43.6 tot: 4.7 m^2/s^2 ave: 1.6 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.33 Bulk Shear: 101.44 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 48 4 95 21| 0.0 5.1 5.1| 0.0 -26.1 -26.1 -52.2 -0.88| 5.5 -4.9 1000 3 5 89 18| 0.0 4.7 4.7| 5.5 -31.1 -25.6 -25.6 -0.33| 6.6 -2.2 1500 306 6 95 13| 0.0 4.6 4.6| 29.8 -31.1 -1.4 -0.9 0.18| 7.4 1.4 2000 267 7 115 11| 0.0 3.6 3.6| 38.1 -36.3 1.8 0.9 0.18| 7.1 1.3 2500 257 8 123 11| 0.0 3.1 3.1| 47.6 -41.1 6.5 2.6 0.19| 7.0 1.4 3000 252 9 128 12| 0.6 2.6 3.2| 48.3 -43.6 4.7 1.6 0.16| 6.5 1.0 4000 249 14 152 11| 1.6 4.0 5.7|143.0 -43.6 99.5 24.9 0.42| 8.4 3.5 5000 252 19 184 10| 1.8 3.9 5.7|186.4 -56.7 129.7 25.9 0.41| 8.1 3.3 6000 254 24 207 12| 2.1 3.2 5.3|239.7 -56.7 183.0 30.5 0.44| 7.4 3.3 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250421.00.gif