UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 23 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 135 1 925 809 SFC 914 908 15.2 13.7 91 1.5 14.3 80 6 295.9 297.8 290.9 327.1 10.84 3 879 1239 12.6 12.6 100 0.0 12.6 87 11 296.5 298.4 290.8 326.8 10.48 4 850 1522 12.2 10.2 88 2.0 11.0 35 5 298.9 300.6 290.6 325.9 9.23 5 802 2008 10.6 7.4 81 3.2 8.7 153 8 302.2 303.7 290.6 326.3 8.08 6 790 2134 11.8 -2.2 38 14.0 4.8 190 10 304.8 305.6 287.9 317.5 4.12 7 773 2316 11.0 -5.0 32 16.0 3.5 184 11 305.9 306.5 287.6 316.5 3.41 8 700 3140 7.8 -25.2 7 33.0 -2.4 205 17 311.1 311.3 286.6 313.5 0.70 9 658 3646 4.8 -26.2 8 31.0 -4.4 220 27 313.3 313.4 287.3 315.7 0.68 10 595 4462 2.8 -28.2 8 31.0 -6.2 242 35 320.1 320.2 289.5 322.4 0.63 11 568 4835 0.0 -23.0 16 23.0 -7.4 247 38 321.1 321.3 290.2 324.8 1.06 12 545 5164 -2.5 -10.5 54 8.0 -6.0 251 41 322.0 322.6 292.4 332.4 3.15 13 500 5840 -8.3 -12.3 73 4.0 -9.9 260 46 322.9 323.5 292.5 332.9 2.98 14 456 6548 -14.1 -14.1 100 0.0 -14.1 255 47 324.3 324.8 292.7 333.8 2.82 15 453 6598 -14.5 -14.6 99 0.1 -14.5 255 47 324.4 324.9 292.7 333.6 2.72 16 449 6665 -12.1 -19.1 56 7.0 -14.4 254 47 328.2 328.6 293.0 334.8 1.88 17 445 6734 -12.1 -21.1 47 9.0 -14.9 253 47 329.1 329.4 293.0 334.7 1.60 18 416 7246 -16.1 -25.1 46 9.0 -18.5 258 45 330.3 330.6 293.0 334.6 1.20 19 400 7540 -18.5 -21.0 81 2.5 -19.3 260 51 330.9 331.3 293.6 337.3 1.79 20 396 7615 -18.9 -19.9 92 1.0 -19.2 261 53 331.4 331.8 293.9 338.4 1.99 21 389 7747 -19.3 -22.0 79 2.7 -20.1 263 57 332.5 332.9 294.0 338.5 1.69 22 386 7805 -18.1 -26.1 50 8.0 -20.2 263 58 334.9 335.1 294.1 339.1 1.18 23 325 9062 -28.9 -32.4 72 3.5 -29.5 272 67 336.8 337.0 294.3 339.7 0.77 24 300 9630 -32.9 -37.7 62 4.8 -33.6 270 66 339.0 339.1 294.6 340.9 0.50 25 267 10440 -37.3 -49.3 28 12.0 -38.2 266 81 344.1 344.1 295.4 344.7 0.16 26 250 10890 -41.3 -53.3 26 12.0 -42.0 265 86 344.7 344.7 295.6 345.1 0.11 27 227 11540 -46.1 -59.1 22 13.0 -46.6 265 89 347.0 347.0 296.0 347.2 0.06 28 209 12085 -50.9 -58.9 38 8.0 -51.2 265 91 347.8 347.8 296.2 348.0 0.06 29 200 12370 -53.3 -63.3 29 10.0 -53.5 265 92 348.4 348.4 296.3 348.5 0.04 30 193 12598 -54.7 -66.7 21 12.0 -54.9 268 94 349.7 349.7 296.6 349.8 0.03 31 189 12731 -55.8 -66.7 25 10.9 -56.0 270 95 350.0 350.0 296.7 350.1 0.03 32 173 13287 -60.5 -66.5 45 6.0 -60.6 268 94 351.2 351.2 296.9 351.4 0.03 33 150 14160 -67.1 -77.1 23 10.0 -67.2 265 92 354.5 354.5 297.6 354.5 0.01 34 149 14200 -67.5 -78.5 19 11.0 -67.5 265 92 354.5 354.5 297.6 354.5 0.01 35 136 14745 -72.5 -80.5 29 8.0 -72.5 268 86 355.0 355.0 297.7 355.0 0.00 36 118 15570 -77.9 -81.0 61 3.1 -77.9 272 78 359.8 359.8 298.7 359.8 0.00 37 104 16288 -81.1 -85.4 48 4.3 -81.1 275 70 366.9 366.9 300.0 366.9 0.00 38 101 16453 -79.9 -85.9 36 6.0 -79.9 268 71 372.3 372.3 300.9 372.3 0.00 39 100 16510 -77.9 -84.9 31 7.0 -77.9 265 71 377.2 377.2 301.8 377.2 0.00 40 97 16684 -76.1 -85.1 23 9.0 -76.2 265 71 384.0 384.0 302.9 384.0 0.00 41 92 16987 -77.9 -87.9 18 10.0 -77.9 260 63 386.3 386.3 303.2 386.3 0.00 42 86 17376 -72.7 -87.7 9 15.0 -72.8 251 50 404.3 404.3 305.8 404.3 0.00 43 83 17583 -73.9 -88.9 8 15.0 -73.9 247 43 406.0 406.0 306.0 406.0 0.00 44 70 18580 -71.3 -88.3 6 17.0 -71.4 260 31 431.8 431.8 309.0 431.9 0.00 45 66 18928 -71.5 -89.5 5 18.0 -71.6 260 30 438.7 438.7 309.7 438.8 0.00 46 55 20036 -59.9 -86.9 2 27.0 -60.4 226 13 488.8 488.8 314.1 488.8 0.00 47 50 20630 -60.7 -86.7 2 26.0 -61.2 190 16 500.4 500.4 315.0 500.5 0.00 48 46 21149 -61.7 -87.7 2 26.0 -62.2 195 14 510.1 510.1 315.7 510.1 0.00 49 36 22689 -56.5 -85.5 1 29.0 -57.6 87 19 560.6 560.6 318.7 560.6 0.01 50 32 23437 -57.3 -85.3 2 28.0 -58.5 38 13 577.7 577.7 319.6 577.7 0.01 51 30 23850 -52.7 -83.7 1 31.0 -54.7 40 8 601.0 601.0 320.6 601.1 0.01 52 27 24533 -50.5 -82.5 1 32.0 -53.2 30 13 625.5 625.5 321.7 625.7 0.02 53 20 26500 -47.7 -80.7 1 33.0 -51.9 120 16 690.2 690.2 324.1 690.4 0.03 54 19 26839 -47.5 -80.5 1 33.0 -51.9 100 17 701.0 701.0 324.5 701.3 0.03 55 17 27573 -48.3 -81.3 1 33.0 -52.8 104 18 721.1 721.1 325.1 721.3 0.03 TRP 104 16288 -81.1 -85.4 48 4.3 -81.1 275 70 366.9 366.9 300.0 366.9 0.00 WND 189 12731 -55.8 -66.7 25 10.9 -56.0 270 95 350.0 350.0 296.7 350.1 0.03 Sounding variables and indices 1000-500 mb thick: 5705.00 m Freezing level: 568.00 mb = 4835.42 m = 15864.05 ft Wetbulb zero: 730.11 mb = 2790.25 m = 9154.26 ft Precipitable water: 0.79 inches Sfc-500 mean rel hum: 40.05 % Est. max temperature: 25.55 C = 77.99 F Sfc-Lift cond lev (LCL): 893.95 mb = 1096.10 m = 3596.09 ft T: 13.72 C 700-500 lapse rate: 5.96 C/km ThetaE index: 12.75 C Layer 790.0- 658.0 mb Conv cond level (CCL): 711.98 mb = 2999.12 m = 9839.53 ft Mean mixing ratio: 9.73 g/kg Conv temperature: 29.19 C = 84.54 F Cap Strength: 7.17 C Lifted Index: 4.69 C Risk: None Lifted Index @300 mb: 9.68 C Lifted Index @700 mb: 4.79 C Showalter Index: 4.92 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 18.50 C K Index: -2.30 Risk: None Sweat Index: 178.40 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.93 J/kg Max Up Vert Vel: 7.06 m/s Conv Inhibition (B-): 33500.88 J/kg Cap Strength: 7.14 C Lift Cond Lev (LCL): 844.61 mb = 1575.22 m = 5167.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 274 at 21 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 80 6 -5.9 -1.0 | 91 27 -26.6 0.3 1 881 1219 90 11 -11.0 0.0 | 92 32 -31.7 1.3 2 850 1522 35 5 -2.9 -4.1 | 83 24 -23.6 -2.8 3 850 1524 15 1 -0.3 -1.0 | 91 21 -21.0 0.4 4 790 2134 190 10 1.7 9.8 | 120 22 -19.0 11.2 5 761 2438 180 11 0.0 11.0 | 121 24 -20.7 12.3 6 734 2743 205 7 3.0 6.3 | 113 19 -17.8 7.7 7 700 3140 205 17 7.2 15.4 | 141 22 -13.5 16.7 8 632 3962 230 34 26.0 21.9 | 193 24 5.3 23.2 9 608 4267 240 34 29.4 17.0 | 205 20 8.7 18.3 10 500 5840 260 46 45.3 8.0 | 249 26 24.6 9.3 11 483 6096 260 47 46.3 8.2 | 250 27 25.6 9.5 12 429 7010 250 47 44.2 16.1 | 233 29 23.4 17.4 13 412 7315 260 45 44.3 7.8 | 249 25 23.6 9.1 14 400 7540 260 51 50.2 8.9 | 251 31 29.5 10.2 15 379 7925 265 62 61.8 5.4 | 261 42 41.0 6.7 16 364 8230 265 64 63.8 5.6 | 261 44 43.0 6.9 17 308 9449 275 68 67.7 -5.9 | 276 47 47.0 -4.6 18 300 9630 270 66 66.0 -0.0 | 268 45 45.3 1.3 19 295 9754 270 65 65.0 -0.0 | 268 44 44.3 1.3 20 258 10668 265 86 85.7 7.5 | 262 66 64.9 8.8 21 250 10890 265 86 85.7 7.5 | 262 66 64.9 8.8 22 200 12370 265 92 91.6 8.0 | 263 72 70.9 9.3 23 189 12731 270 95 95.0 -0.0 | 269 74 74.3 1.3 24 187 12802 270 95 95.0 -0.0 | 269 74 74.3 1.3 25 150 14160 265 92 91.6 8.0 | 263 72 70.9 9.3 26 104 16288 275 70 69.7 -6.1 | 276 49 49.0 -4.8 27 100 16510 265 71 70.7 6.2 | 261 51 50.0 7.5 28 96 16764 265 71 70.7 6.2 | 261 51 50.0 7.5 29 82 17678 245 40 36.3 16.9 | 220 24 15.5 18.2 30 78 17983 280 31 30.5 -5.4 | 293 11 9.8 -4.1 31 70 18580 260 31 30.5 5.4 | 236 12 9.8 6.7 32 66 18898 260 29 28.6 5.0 | 231 10 7.8 6.4 33 63 19202 260 33 32.5 5.7 | 239 14 11.8 7.0 34 57 19812 230 15 11.5 9.6 | 140 14 -9.2 11.0 35 54 20117 225 12 8.5 8.5 | 129 16 -12.2 9.8 36 52 20422 285 15 14.5 -3.9 | 68 7 -6.2 -2.6 37 50 20630 190 16 2.8 15.8 | 134 25 -18.0 17.1 38 47 21031 200 17 5.8 16.0 | 139 23 -14.9 17.3 39 43 21641 175 1 -0.1 1.0 | 96 21 -20.8 2.3 40 41 21946 165 11 -2.8 10.6 | 117 26 -23.6 11.9 41 39 22250 135 18 -12.7 12.7 | 113 36 -33.5 14.0 42 35 22860 70 20 -18.8 -6.8 | 82 40 -39.5 -5.5 43 33 23165 65 19 -17.2 -8.0 | 80 39 -38.0 -6.7 44 32 23470 35 12 -6.9 -9.8 | 73 29 -27.6 -8.5 45 30 23774 35 17 -9.8 -13.9 | 68 33 -30.5 -12.6 46 30 23850 40 8 -5.1 -6.1 | 79 26 -25.9 -4.8 47 29 24079 355 3 0.3 -3.0 | 85 21 -20.5 -1.7 48 25 24994 65 23 -20.8 -9.7 | 79 42 -41.6 -8.4 49 24 25298 35 19 -10.9 -15.6 | 66 35 -31.6 -14.2 50 23 25603 60 11 -9.5 -5.5 | 82 31 -30.3 -4.2 51 22 25908 60 14 -12.1 -7.0 | 80 33 -32.9 -5.7 52 20 26500 120 16 -13.9 8.0 | 105 36 -34.6 9.3 53 20 26518 100 18 -17.7 3.1 | 97 39 -38.5 4.4 54 18 26822 100 16 -15.8 2.8 | 96 37 -36.5 4.1 55 17 27127 105 19 -18.4 4.9 | 99 40 -39.1 6.2 56 14 27737 125 16 -13.1 9.2 | 107 35 -33.8 10.5 Wind Parameters Mean winds (0-6000m): 243.6 at 27.7 knts Storm direction: 273.6 at 20.8 knts Shear (0-3000m) pos: 6.9 neg: 0.5 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 98.8 deg Storm rel helicity (0-3000m) pos: 273.8 neg: -48.6 tot: 225.3 m^2/s^2 ave: 75.1 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 11.9 stream: 6.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.14 Bulk Shear: 172.12 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 83 9 90 29| 0.0 3.1 3.1| 6.8 -33.1 -26.3 -52.6 -0.29| 11.8 -3.5 1000 88 7 92 27| 4.1 1.6 5.7| 58.1 -35.8 22.3 22.3 0.16| 13.0 2.1 1500 140 8 106 26| 5.6 1.0 6.6|114.5 -35.8 78.6 52.4 0.35| 12.4 4.3 2000 162 8 111 25| 4.6 0.8 5.4|133.5 -48.6 84.9 42.5 0.31| 11.5 3.6 2500 184 10 119 23| 6.0 0.6 6.7|198.8 -48.6 150.3 60.1 0.45| 11.7 5.3 3000 202 13 130 21| 6.9 0.5 7.4|273.8 -48.6 225.3 75.1 0.55| 11.9 6.6 4000 224 19 152 17| 5.9 0.4 6.3|349.2 -48.6 300.6 75.1 0.61| 10.8 6.6 5000 237 24 176 14| 5.4 0.3 5.8|416.0 -48.6 367.4 73.5 0.65| 9.8 6.4 6000 244 28 197 14| 4.5 0.4 4.9|416.5-100.7 315.8 52.6 0.53| 8.8 4.7 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250423.00.gif