UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 26 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 109 1 925 786 SFC 912 908 16.8 15.2 90 1.6 15.8 100 3 297.7 299.9 292.4 332.5 11.99 3 850 1505 13.4 13.4 100 0.0 13.4 70 12 300.2 302.3 292.7 333.7 11.44 4 849 1515 13.4 13.4 100 0.0 13.4 60 11 300.3 302.4 292.7 333.9 11.46 5 785 2174 11.6 8.4 81 3.2 9.6 37 2 305.2 306.8 292.2 331.8 8.85 6 726 2823 6.2 6.2 100 0.0 6.2 316 5 306.1 307.7 292.0 331.0 8.22 7 702 3100 6.0 5.5 97 0.5 5.7 301 7 308.9 310.4 292.7 333.6 8.10 8 700 3123 6.0 5.3 95 0.7 5.6 300 7 309.1 310.6 292.7 333.6 8.01 9 691 3229 6.4 4.2 86 2.2 5.1 300 7 310.7 312.1 292.7 333.9 7.51 10 648 3754 5.4 -2.6 56 8.0 1.3 297 6 315.3 316.3 291.9 330.9 4.88 11 601 4364 1.4 -8.6 47 10.0 -3.1 283 5 317.6 318.2 291.3 328.4 3.32 12 572 4759 -1.3 -17.3 28 16.0 -7.0 243 6 318.9 319.3 290.2 324.7 1.72 13 563 4886 1.0 -37.0 4 38.0 -8.1 238 7 323.1 323.2 290.0 324.2 0.28 14 500 5830 -4.1 -46.1 2 42.0 -11.9 215 14 328.0 328.1 291.3 328.5 0.12 15 400 7550 -16.3 -54.3 2 38.0 -21.0 260 18 333.8 333.8 292.8 334.0 0.06 16 372 8092 -19.5 -54.5 3 35.0 -23.5 230 18 336.6 336.6 293.5 336.8 0.06 17 300 9650 -31.9 -59.9 5 28.0 -33.7 255 19 340.4 340.4 294.4 340.6 0.04 18 250 10910 -42.7 -63.7 8 21.0 -43.5 250 19 342.6 342.6 295.0 342.7 0.03 19 228 11526 -47.9 -64.9 12 17.0 -48.4 254 22 343.8 343.8 295.3 343.9 0.03 20 203 12284 -53.3 -68.3 14 15.0 -53.6 259 26 346.9 346.9 296.0 347.0 0.02 21 200 12380 -53.7 -69.7 12 16.0 -54.0 260 26 347.7 347.7 296.1 347.8 0.02 22 157 13901 -63.1 -78.1 11 15.0 -63.2 276 29 356.7 356.7 298.0 356.7 0.01 23 150 14180 -64.7 -80.7 9 16.0 -64.8 285 36 358.6 358.6 298.4 358.6 0.00 24 105 16289 -76.7 -86.7 19 10.0 -76.7 245 25 374.3 374.3 301.3 374.3 0.00 25 100 16570 -76.1 -88.1 13 12.0 -76.2 265 15 380.7 380.7 302.3 380.7 0.00 26 99 16628 -76.1 -88.1 13 12.0 -76.2 264 15 381.8 381.8 302.5 381.8 0.00 27 77 18075 -78.9 -89.9 15 11.0 -78.9 253 24 404.4 404.4 305.8 404.4 0.00 28 71 18546 -72.1 -89.1 6 17.0 -72.2 224 29 428.4 428.4 308.7 428.4 0.00 29 70 18630 -72.7 -90.7 5 18.0 -72.8 225 10 428.9 428.9 308.7 428.9 0.00 30 68 18800 -73.1 -91.1 5 18.0 -73.2 231 11 431.6 431.6 309.0 431.6 0.00 31 61 19444 -68.9 -89.9 3 21.0 -69.1 209 11 454.5 454.5 311.3 454.5 0.00 32 58 19745 -69.9 -89.9 4 20.0 -70.1 220 9 458.9 458.9 311.7 458.9 0.00 33 50 20640 -64.9 -88.9 2 24.0 -65.2 230 7 490.5 490.5 314.2 490.6 0.00 34 46 21150 -63.1 -89.1 2 26.0 -63.5 283 11 506.7 506.7 315.4 506.7 0.00 35 44 21422 -63.9 -89.9 2 26.0 -64.3 350 12 511.3 511.3 315.7 511.3 0.00 36 38 22335 -56.7 -87.7 1 31.0 -57.8 349 1 551.5 551.5 318.2 551.5 0.00 37 33 23233 -54.5 -85.5 1 31.0 -56.1 257 7 580.0 580.0 319.7 580.1 0.01 38 31 23631 -56.3 -86.3 1 30.0 -57.6 216 10 585.6 585.6 319.9 585.7 0.01 39 30 23840 -55.1 -85.1 1 30.0 -56.6 195 11 594.4 594.4 320.3 594.5 0.01 40 27 24517 -52.3 -84.3 1 32.0 -54.5 173 10 620.5 620.5 321.5 620.6 0.01 41 22 25839 -53.1 -85.1 1 32.0 -55.6 137 11 655.5 655.5 322.9 655.6 0.01 42 20 26460 -48.5 -82.5 1 34.0 -52.4 90 14 687.7 687.7 324.0 687.9 0.02 43 19 26798 -47.9 -81.9 1 34.0 -52.2 73 10 699.7 699.8 324.4 700.0 0.03 TRP 105 16289 -76.7 -86.7 19 10.0 -76.7 245 25 374.3 374.3 301.3 374.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5721.00 m Freezing level: 585.96 mb = 4568.82 m = 14989.37 ft Freezing level: 566.91 mb = 4830.99 m = 15849.50 ft Freezing level: 550.65 mb = 5071.19 m = 16637.56 ft Wetbulb zero: 634.00 mb = 3930.73 m = 12895.94 ft Precipitable water: 1.09 inches Sfc-500 mean rel hum: 60.99 % Est. max temperature: 24.45 C = 76.02 F Sfc-Lift cond lev (LCL): 890.78 mb = 1107.64 m = 3633.95 ft T: 15.66 C 700-500 lapse rate: 3.73 C/km ThetaE index: 2.88 C Layer 785.0- 702.0 mb Conv cond level (CCL): 830.00 mb = 1705.37 m = 5594.97 ft Mean mixing ratio: 11.32 g/kg Conv temperature: 20.69 C = 69.24 F Cap Strength: 5.08 C Lifted Index: 5.67 C Risk: None Lifted Index @300 mb: 6.37 C Lifted Index @700 mb: 0.59 C Showalter Index: 5.43 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 17.50 C Cross Totals Index: 17.50 C K Index: 30.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 198.80 Risk: None Energy Index: -0.90 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.51 J/kg Max Up Vert Vel: 7.14 m/s Conv Inhibition (B-): 29.99 J/kg Cap Strength: 5.64 C Lift Cond Lev (LCL): 850.41 mb = 1500.86 m = 4924.03 ft Lev Free Conv (LFC): 735.41 mb = 2716.22 m = 8911.38 ft Equ Level (EL): 705.41 mb = 3059.67 m = 10038.17 ft B at Equ Level: 24.40 J/kg Max Parcel Lev (MPL): 665.41 mb = 3537.16 m = 11604.73 ft Wind level data Storm motion: 272 at 7 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 ---------------------------------------------------------- 0 912 908 100 3 -3.0 0.5 | 94 10 -10.2 0.8 1 879 1219 85 12 -12.0 -1.0 | 88 19 -19.2 -0.8 2 850 1505 70 12 -11.3 -4.1 | 78 19 -18.6 -3.9 3 848 1524 50 10 -7.7 -6.4 | 68 16 -14.9 -6.2 4 788 2134 45 2 -1.4 -1.4 | 82 9 -8.7 -1.2 5 760 2438 335 3 1.3 -2.7 | 68 7 -6.0 -2.5 6 700 3123 300 7 6.1 -3.5 | 21 3 -1.2 -3.3 7 607 4267 295 6 5.4 -2.5 | 39 3 -1.9 -2.3 8 585 4572 250 4 3.8 1.4 | 115 4 -3.5 1.6 9 542 5182 225 10 7.1 7.1 | 178 7 -0.2 7.3 10 502 5791 215 15 8.6 12.3 | 186 13 1.3 12.5 11 500 5830 215 14 8.0 11.5 | 184 12 0.7 11.7 12 483 6096 215 19 10.9 15.6 | 193 16 3.6 15.8 13 446 6706 235 24 19.7 13.8 | 221 19 12.4 14.0 14 429 7010 265 24 23.9 2.1 | 262 17 16.6 2.3 15 412 7315 270 20 20.0 -0.0 | 269 13 12.7 0.2 16 400 7550 260 18 17.7 3.1 | 252 11 10.4 3.4 17 380 7925 230 15 11.5 9.6 | 203 11 4.2 9.9 18 364 8230 230 21 16.1 13.5 | 213 16 8.8 13.7 19 335 8839 220 18 11.6 13.8 | 197 15 4.3 14.0 20 322 9144 240 13 11.3 6.5 | 210 8 4.0 6.7 21 300 9650 255 19 18.4 4.9 | 245 12 11.1 5.2 22 259 10668 255 19 18.4 4.9 | 245 12 11.1 5.2 23 250 10910 250 19 17.9 6.5 | 237 13 10.6 6.7 24 200 12380 260 26 25.6 4.5 | 255 19 18.3 4.8 25 196 12497 240 30 26.0 15.0 | 231 24 18.7 15.2 26 187 12802 265 31 30.9 2.7 | 263 24 23.6 2.9 27 170 13411 260 31 30.5 5.4 | 256 24 23.2 5.6 28 154 14021 280 29 28.6 -5.0 | 283 22 21.3 -4.8 29 150 14180 285 36 34.8 -9.3 | 288 29 27.5 -9.1 30 146 14326 285 33 31.9 -8.5 | 289 26 24.6 -8.3 31 132 14935 265 45 44.8 3.9 | 264 38 37.5 4.2 32 107 16154 240 27 23.4 13.5 | 230 21 16.1 13.7 33 105 16289 245 25 22.7 10.6 | 235 19 15.4 10.8 34 100 16570 265 15 14.9 1.3 | 259 8 7.7 1.6 35 97 16764 260 15 14.8 2.6 | 249 8 7.5 2.8 36 92 17069 300 15 13.0 -7.5 | 322 9 5.7 -7.3 37 87 17374 300 27 23.4 -13.5 | 309 21 16.1 -13.3 38 83 17678 265 32 31.9 2.8 | 263 25 24.6 3.0 39 78 17983 255 28 27.0 7.2 | 249 21 19.8 7.5 40 74 18288 250 16 15.0 5.5 | 234 10 7.7 5.7 41 70 18593 220 31 19.9 23.7 | 208 27 12.6 24.0 42 70 18630 225 10 7.1 7.1 | 178 7 -0.2 7.3 43 67 18898 235 12 9.8 6.9 | 200 8 2.5 7.1 44 64 19202 225 13 9.2 9.2 | 191 10 1.9 9.4 45 60 19507 205 11 4.6 10.0 | 166 11 -2.6 10.2 46 52 20422 260 3 3.0 0.5 | 100 4 -4.3 0.8 47 50 20640 230 7 5.4 4.5 | 158 5 -1.9 4.7 48 49 20726 250 12 11.3 4.1 | 223 6 4.0 4.3 49 47 21031 225 11 7.8 7.8 | 183 8 0.5 8.0 50 45 21336 360 11 -0.0 -11.0 | 34 13 -7.3 -10.8 51 43 21641 330 14 7.0 -12.1 | 1 12 -0.3 -11.9 52 39 22250 0 0 -0.0 -0.0 | 92 7 -7.3 0.2 53 30 23840 195 11 2.8 10.6 | 158 12 -4.4 10.9 54 29 24079 195 10 2.6 9.7 | 155 11 -4.7 9.9 55 28 24384 175 10 -0.9 10.0 | 141 13 -8.2 10.2 56 23 25603 155 10 -4.2 9.1 | 129 15 -11.5 9.3 57 20 26460 90 14 -14.0 0.0 | 91 21 -21.3 0.2 58 20 26518 65 10 -9.1 -4.2 | 76 17 -16.4 -4.0 59 18 26822 85 11 -11.0 -1.0 | 88 18 -18.2 -0.7 60 16 27127 85 12 -12.0 -1.0 | 88 19 -19.2 -0.8 Wind Parameters Mean winds (0-6000m): 241.9 at 9.7 knts Storm direction: 271.9 at 7.3 knts Shear (0-3000m) pos: 0.0 neg: 1.6 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): -61.8 deg Storm rel helicity (0-3000m) pos: 8.2 neg: -46.1 tot: -37.9 m^2/s^2 ave: -12.6 10^-3 m/s^2 rel: -0.33 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.56 Bulk Shear: 45.60 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 84 9 88 16| 0.0 9.6 9.6| 0.0 -18.2 -18.2 -36.4 -0.35| 11.4 -4.0 1000 71 9 80 16| 0.0 2.0 2.0| 4.3 -36.7 -32.4 -32.4 -0.32| 10.8 -3.4 1500 66 7 79 14| 0.0 1.7 1.7| 7.7 -40.5 -32.8 -21.9 -0.27| 9.1 -2.5 2000 53 6 74 13| 0.0 2.2 2.2| 7.7 -44.7 -37.0 -18.5 -0.33| 7.7 -2.6 2500 32 6 64 12| 0.0 2.0 2.0| 7.8 -46.1 -38.2 -15.3 -0.35| 6.6 -2.3 3000 9 6 54 10| 0.0 1.6 1.6| 8.2 -46.1 -37.9 -12.6 -0.33| 5.6 -1.8 4000 336 6 42 7| 0.0 1.2 1.2| 13.9 -46.1 -32.2 -8.0 -0.09| 5.2 -0.5 5000 268 7 180 1| 0.0 1.7 1.7| 20.0 -46.6 -26.6 -5.3 -0.02| 5.1 -0.1 6000 242 10 195 5| 1.3 1.5 2.8|104.1 -46.6 57.5 9.6 0.25| 6.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250426.00.gif