UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 15 APR 25 Station: SBLO WMO ident: 83768 Latitude: -23.33 Longitude: -51.13 Elevation: 569.00 ------------------------------------------------------------------------------- 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 133 SFC 952 569 20.2 16.8 81 3.4 17.9 100 9 297.5 299.8 292.9 334.4 12.74 2 940 673 17.8 14.8 83 3.0 15.8 98 11 296.1 298.2 291.4 328.8 11.33 3 925 805 16.6 14.7 89 1.9 15.4 95 14 296.3 298.3 291.5 329.3 11.44 4 903 1010 15.0 14.1 94 0.9 14.4 77 16 296.7 298.7 291.5 329.3 11.27 5 854 1485 17.0 14.2 84 2.8 15.1 15 15 303.5 305.8 294.1 339.2 12.01 6 850 1525 17.0 14.7 86 2.3 15.5 10 15 304.0 306.3 294.6 341.1 12.47 7 819 1842 14.8 14.8 100 0.0 14.8 334 14 304.9 307.3 295.2 343.8 13.04 8 716 2972 8.8 7.0 88 1.8 7.7 290 22 310.2 311.9 293.6 337.2 8.82 9 700 3160 9.6 -0.4 50 10.0 4.2 270 16 313.1 314.1 291.7 329.8 5.31 10 697 3196 9.8 -1.2 46 11.0 4.0 270 16 313.7 314.7 291.6 329.6 5.03 11 652 3746 6.2 -8.8 33 15.0 -0.5 258 21 315.7 316.3 290.4 325.5 3.01 12 639 3910 4.6 -3.4 56 8.0 0.6 252 23 315.7 316.6 291.9 330.6 4.66 13 573 4787 -2.3 -9.3 59 7.0 -5.3 245 22 317.6 318.2 291.2 328.4 3.30 14 549 5126 -4.3 -19.3 30 15.0 -9.3 256 29 319.1 319.4 290.0 324.3 1.51 15 545 5184 -3.5 -24.5 18 21.0 -9.7 259 30 320.8 321.0 290.0 324.1 0.96 16 532 5374 -3.9 -25.9 16 22.0 -10.2 269 34 322.5 322.7 290.5 325.6 0.87 17 500 5860 -8.5 -18.5 44 10.0 -11.8 275 36 322.7 323.0 291.3 328.7 1.78 18 475 6256 -12.1 -19.1 56 7.0 -14.3 273 35 323.0 323.3 291.5 329.1 1.78 19 469 6353 -12.7 -26.7 30 14.0 -16.3 274 36 323.4 323.6 290.7 326.7 0.92 20 449 6684 -15.7 -16.1 97 0.4 -15.9 275 35 323.7 324.2 292.2 331.9 2.42 21 441 6820 -16.3 -20.1 72 3.8 -17.4 276 38 324.6 325.0 291.9 330.7 1.76 22 438 6872 -16.1 -31.1 26 15.0 -19.3 277 39 325.5 325.6 291.1 327.9 0.65 23 427 7063 -16.9 -29.9 31 13.0 -19.8 279 45 326.9 327.0 291.6 329.6 0.75 24 401 7532 -21.3 -27.3 58 6.0 -22.7 285 57 327.1 327.3 291.9 330.7 1.02 25 400 7550 -21.3 -28.3 53 7.0 -22.8 285 58 327.3 327.5 291.9 330.6 0.93 26 395 7643 -21.9 -31.9 40 10.0 -23.8 294 51 327.7 327.8 291.7 330.1 0.67 27 384 7850 -21.9 -53.9 4 32.0 -25.1 284 55 330.4 330.4 291.9 330.6 0.07 28 371 8102 -23.3 -53.3 5 30.0 -26.3 280 61 331.8 331.8 292.3 332.1 0.07 29 359 8343 -21.9 -53.9 4 32.0 -25.3 282 70 336.8 336.8 293.6 337.1 0.07 30 300 9640 -30.5 -54.5 8 24.0 -32.5 270 83 342.4 342.4 295.0 342.7 0.08 31 296 9735 -30.9 -50.9 12 20.0 -32.7 266 82 343.1 343.2 295.2 343.6 0.12 32 265 10504 -38.3 -53.3 19 15.0 -39.3 268 83 343.4 343.4 295.2 343.8 0.10 33 250 10900 -41.1 -61.1 10 20.0 -42.0 270 84 345.0 345.0 295.6 345.1 0.04 34 232 11405 -45.9 -62.9 13 17.0 -46.5 270 87 345.1 345.1 295.6 345.3 0.03 35 222 11698 -48.5 -51.5 71 3.0 -48.7 270 89 345.5 345.5 295.8 346.1 0.15 36 220 11758 -48.7 -54.7 50 6.0 -49.0 270 89 346.1 346.1 295.8 346.5 0.10 37 206 12188 -52.1 -53.9 81 1.8 -52.2 270 92 347.3 347.3 296.1 347.8 0.12 38 201 12348 -53.3 -62.3 33 9.0 -53.5 270 93 347.9 347.9 296.2 348.1 0.04 39 200 12380 -53.5 -61.5 37 8.0 -53.7 270 93 348.0 348.1 296.3 348.3 0.05 40 184 12908 -57.9 -63.9 46 6.0 -58.0 270 96 349.3 349.3 296.5 349.5 0.04 41 173 13292 -61.3 -71.3 25 10.0 -61.4 270 97 349.9 349.9 296.6 350.0 0.01 42 170 13400 -62.4 -71.4 29 9.0 -62.5 270 98 349.8 349.9 296.6 349.9 0.01 43 167 13509 -63.5 -71.5 33 8.0 -63.6 270 98 349.8 349.8 296.6 349.8 0.01 44 158 13846 -65.5 -72.5 37 7.0 -65.5 266 96 352.0 352.0 297.1 352.0 0.01 45 150 14160 -66.9 -77.9 20 11.0 -67.0 255 92 354.8 354.8 297.7 354.9 0.01 46 134 14836 -71.5 -81.5 21 10.0 -71.5 261 77 358.3 358.3 298.4 358.3 0.00 47 127 15155 -70.1 -83.1 13 13.0 -70.2 265 69 366.4 366.4 299.9 366.4 0.00 48 103 16388 -75.3 -87.3 14 12.0 -75.3 270 65 379.0 379.0 302.1 379.0 0.00 49 101 16502 -74.5 -87.5 12 13.0 -74.5 267 60 382.7 382.7 302.7 382.7 0.00 50 100 16560 -74.5 -87.5 12 13.0 -74.5 265 57 383.8 383.8 302.9 383.8 0.00 51 93 16980 -75.1 -89.1 10 14.0 -75.2 276 44 390.7 390.7 303.9 390.7 0.00 52 91 17108 -69.5 -87.5 6 18.0 -69.6 280 38 404.2 404.2 305.7 404.2 0.00 53 72 18477 -76.5 -90.5 9 14.0 -76.6 289 20 417.3 417.3 307.4 417.4 0.00 54 70 18640 -73.3 -90.3 6 17.0 -73.4 260 27 427.6 427.6 308.6 427.6 0.00 55 69 18724 -73.1 -90.1 6 17.0 -73.2 262 28 429.8 429.8 308.8 429.8 0.00 56 64 19165 -73.5 -90.5 6 17.0 -73.6 242 16 438.2 438.2 309.7 438.2 0.00 57 58 19743 -71.9 -90.9 4 19.0 -72.0 298 12 454.4 454.4 311.3 454.4 0.00 58 52 20400 -63.9 -89.9 2 26.0 -64.3 270 10 487.4 487.4 314.0 487.4 0.00 59 50 20640 -63.9 -88.9 2 25.0 -64.3 65 16 492.9 492.9 314.4 492.9 0.00 60 48 20890 -63.5 -89.5 2 26.0 -63.9 82 19 499.6 499.6 314.9 499.7 0.00 61 33 23234 -55.3 -86.3 1 31.0 -56.7 81 14 577.9 577.9 319.6 578.0 0.01 62 30 23840 -56.3 -86.3 1 30.0 -57.7 120 23 591.2 591.2 320.2 591.2 0.01 63 27 24509 -56.5 -86.5 1 30.0 -58.0 98 23 608.7 608.7 321.0 608.7 0.01 64 20 26450 -48.3 -82.3 1 34.0 -52.3 85 28 688.3 688.3 324.0 688.5 0.02 65 19 26788 -47.5 -82.5 1 35.0 -51.9 70 32 701.0 701.0 324.4 701.2 0.02 66 18 27145 -48.5 -82.5 1 34.0 -52.7 78 30 708.8 708.8 324.7 709.0 0.02 TRP 103 16388 -75.3 -87.3 14 12.0 -75.3 270 65 379.0 379.0 302.1 379.0 0.00 WND 170 13400 -62.4 -71.4 29 9.0 -62.5 270 98 349.8 349.9 296.6 349.9 0.01 Sounding variables and indices 1000-500 mb thick: 5727.00 m Freezing level: 595.00 mb = 4495.09 m = 14747.48 ft Wetbulb zero: 657.32 mb = 3678.93 m = 12069.85 ft Precipitable water: 1.43 inches Sfc-500 mean rel hum: 65.26 % Est. max temperature: 28.29 C = 82.92 F Sfc-Lift cond lev (LCL): 905.51 mb = 986.24 m = 3235.65 ft T: 15.18 C 700-500 lapse rate: 6.70 C/km ThetaE index: 18.30 C Layer 716.0- 639.0 mb Conv cond level (CCL): 771.32 mb = 2346.18 m = 7697.36 ft Mean mixing ratio: 11.60 g/kg Conv temperature: 29.82 C = 85.68 F Cap Strength: 4.86 C Lifted Index: 1.68 C Risk: Showers probable Lifted Index @300 mb: 8.39 C Lifted Index @700 mb: 4.48 C Showalter Index: -2.13 C Risk: Severe thunderstorms possible Total Totals Index: 48.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 23.20 C K Index: 30.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 242.40 Risk: None Energy Index: -2.42 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.81 J/kg Max Up Vert Vel: 7.59 m/s Conv Inhibition (B-): 30849.06 J/kg Cap Strength: 4.82 C Lift Cond Lev (LCL): 874.26 mb = 1285.25 m = 4216.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 17 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 ---------------------------------------------------------- 0 952 569 100 9 -8.9 1.6 | 116 25 -22.7 11.2 1 925 805 95 14 -13.9 1.2 | 111 30 -27.8 10.8 2 913 914 90 16 -16.0 0.0 | 108 31 -29.8 9.6 3 850 1525 10 15 -2.6 -14.8 | 73 17 -16.4 -5.2 4 820 1829 335 14 5.9 -12.7 | 69 9 -7.9 -3.1 5 791 2134 315 16 11.3 -11.3 | 56 3 -2.5 -1.7 6 763 2438 290 17 16.0 -5.8 | 209 4 2.1 3.8 7 709 3048 290 23 21.6 -7.9 | 257 8 7.8 1.7 8 700 3160 270 16 16.0 -0.0 | 193 10 2.2 9.6 9 683 3353 270 16 16.0 -0.0 | 193 10 2.2 9.6 10 633 3962 250 24 22.6 8.2 | 206 20 8.7 17.8 11 610 4267 245 21 19.0 8.9 | 196 19 5.2 18.5 12 587 4572 245 17 15.4 7.2 | 185 17 1.6 16.8 13 565 4877 245 25 22.7 10.6 | 204 22 8.8 20.2 14 524 5486 275 36 35.9 -3.1 | 254 23 22.0 6.5 15 500 5860 275 36 35.9 -3.1 | 254 23 22.0 6.5 16 485 6096 270 34 34.0 -0.0 | 245 22 20.2 9.6 17 466 6401 275 36 35.9 -3.1 | 254 23 22.0 6.5 18 447 6706 275 35 34.9 -3.1 | 253 22 21.0 6.5 19 400 7550 285 58 56.0 -15.0 | 277 43 42.2 -5.4 20 396 7620 295 51 46.2 -21.6 | 290 35 32.4 -12.0 21 380 7925 280 56 55.1 -9.7 | 270 41 41.3 -0.1 22 364 8230 280 65 64.0 -11.3 | 272 50 50.2 -1.7 23 349 8534 285 79 76.3 -20.4 | 280 63 62.5 -10.8 24 300 9640 270 83 83.0 -0.0 | 262 70 69.2 9.6 25 295 9754 265 82 81.7 7.1 | 256 70 67.8 16.7 26 250 10900 270 84 84.0 -0.0 | 262 71 70.2 9.6 27 200 12380 270 93 93.0 -0.0 | 263 80 79.2 9.6 28 170 13400 270 98 98.0 -0.0 | 263 85 84.2 9.6 29 161 13716 270 98 98.0 -0.0 | 263 85 84.2 9.6 30 150 14160 255 92 88.9 23.8 | 246 82 75.0 33.4 31 146 14326 255 91 87.9 23.6 | 246 81 74.1 33.2 32 119 15545 270 58 58.0 -0.0 | 258 45 44.2 9.6 33 107 16154 285 62 59.9 -16.0 | 278 46 46.0 -6.4 34 103 16388 270 65 65.0 -0.0 | 259 52 51.2 9.6 35 100 16560 265 57 56.8 5.0 | 251 45 42.9 14.6 36 97 16764 265 57 56.8 5.0 | 251 45 42.9 14.6 37 92 17069 280 39 38.4 -6.8 | 263 25 24.6 2.8 38 83 17678 275 21 20.9 -1.8 | 222 11 7.1 7.8 39 78 17983 245 15 13.6 6.3 | 179 16 -0.2 15.9 40 74 18288 295 14 12.7 -5.9 | 163 4 -1.2 3.7 41 71 18593 285 23 22.2 -6.0 | 246 9 8.4 3.6 42 70 18640 260 27 26.6 4.7 | 222 19 12.7 14.3 43 67 18898 265 29 28.9 2.5 | 231 19 15.0 12.1 44 64 19202 240 15 13.0 7.5 | 177 17 -0.9 17.1 45 60 19507 290 13 12.2 -4.4 | 162 5 -1.6 5.2 46 57 19812 300 12 10.4 -6.0 | 136 5 -3.4 3.6 47 55 20117 265 14 13.9 1.2 | 181 11 0.1 10.8 48 52 20422 270 10 10.0 -0.0 | 158 10 -3.8 9.6 49 50 20640 65 16 -14.5 -6.8 | 96 28 -28.3 2.8 50 49 20726 100 19 -18.7 3.3 | 112 35 -32.6 12.9 51 45 21336 35 20 -11.5 -16.4 | 75 26 -25.3 -6.8 52 41 21946 20 3 -1.0 -2.8 | 115 16 -14.9 6.8 53 35 22860 55 20 -16.4 -11.5 | 86 30 -30.2 -1.9 54 33 23165 85 12 -12.0 -1.0 | 108 27 -25.8 8.6 55 32 23470 70 21 -19.7 -7.2 | 94 34 -33.6 2.4 56 30 23774 105 22 -21.3 5.7 | 114 38 -35.1 15.3 57 30 23840 120 23 -19.9 11.5 | 122 40 -33.8 21.1 58 29 24079 125 23 -18.8 13.2 | 125 40 -32.7 22.8 59 28 24384 95 21 -20.9 1.8 | 108 37 -34.8 11.4 60 25 24994 110 32 -30.1 10.9 | 115 48 -43.9 20.5 61 24 25298 85 21 -20.9 -1.8 | 103 36 -34.8 7.8 62 22 25908 95 20 -19.9 1.7 | 109 36 -33.8 11.3 63 21 26213 95 26 -25.9 2.3 | 107 41 -39.7 11.9 64 20 26450 85 28 -27.9 -2.4 | 100 42 -41.7 7.2 65 20 26518 65 33 -29.9 -13.9 | 84 44 -43.8 -4.3 66 17 27127 90 28 -28.0 0.0 | 103 43 -41.8 9.6 67 15 27432 75 28 -27.0 -7.2 | 93 41 -40.9 2.4 Wind Parameters Mean winds (0-6000m): 274.7 at 22.5 knts Storm direction: 304.7 at 16.8 knts Shear (0-3000m) pos: 0.0 neg: 4.7 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 86.0 deg Storm rel helicity (0-3000m) pos: 11.8 neg: -164.8 tot: -153.0 m^2/s^2 ave: -51.0 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 11.9 stream: -3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 171.40 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 90 14 109 29| 0.0 9.4 9.4| 0.0 -71.8 -71.8 -143.6 -0.73| 13.0 -9.5 1000 65 14 97 27| 0.0 9.3 9.3| 0.0-141.6-141.6 -141.6 -0.68| 15.4-10.4 1500 34 15 84 22| 0.0 8.0 8.0| 0.0-146.1-146.1 -97.4 -0.53| 14.4 -7.6 2000 2 15 69 15| 0.0 7.0 7.0| 1.9-146.2-144.3 -72.1 -0.33| 13.4 -4.4 2500 334 16 54 8| 0.0 6.3 6.3| 6.4-149.1-142.7 -57.1 -0.27| 11.9 -3.2 3000 316 16 49 3| 0.0 4.7 4.7| 11.8-164.8-153.0 -51.0 -0.31| 11.9 -3.7 4000 286 18 213 6| 0.0 3.2 3.2| 15.7-198.2-182.5 -45.6 -0.33| 10.8 -3.5 5000 275 20 217 10| 2.4 2.6 4.9|159.6-198.2 -38.6 -7.7 -0.02| 11.4 -0.2 6000 275 22 228 12| 2.2 2.1 4.2|178.2-218.1 -39.8 -6.6 -0.02| 10.1 -0.2 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20250415.12.gif