UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 29 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 123 SFC 951 569 16.8 12.7 77 4.1 14.3 180 5 294.1 295.9 289.4 322.1 9.74 2 938 680 15.6 11.5 77 4.1 13.1 145 8 294.1 295.7 288.8 320.3 9.12 3 925 792 16.0 14.2 89 1.8 14.8 110 12 295.7 297.7 291.0 327.6 11.07 4 859 1421 14.0 14.0 100 0.0 14.0 355 8 299.9 302.1 292.9 334.4 11.78 5 850 1510 14.2 12.9 92 1.3 13.4 320 6 301.0 303.1 292.7 333.6 11.07 6 840 1610 14.4 10.6 78 3.8 12.0 339 6 302.3 304.0 291.9 330.7 9.60 7 801 2008 10.6 9.4 92 1.2 9.9 313 8 302.3 304.1 291.7 329.9 9.28 8 795 2071 10.2 5.2 71 5.0 7.3 309 8 302.6 303.9 289.8 323.5 6.99 9 782 2209 12.6 -22.4 7 35.0 0.9 300 8 306.6 306.7 285.1 309.3 0.81 10 776 2273 12.8 -28.2 4 41.0 0.5 296 8 307.5 307.6 285.0 309.1 0.48 11 711 3002 8.6 -32.4 4 41.0 -2.4 279 14 310.6 310.7 286.0 311.9 0.35 12 700 3131 8.4 -36.6 2 45.0 -2.9 280 15 311.8 311.8 286.2 312.6 0.24 13 662 3590 7.0 -37.0 3 44.0 -3.9 246 16 315.2 315.3 287.5 316.1 0.24 14 613 4214 1.2 -23.8 13 25.0 -6.5 258 22 315.6 315.7 288.3 318.7 0.91 15 563 4895 -0.7 -41.7 3 41.0 -9.2 265 29 321.1 321.1 289.3 321.8 0.17 16 500 5830 -7.7 -45.7 3 38.0 -14.2 265 41 323.7 323.7 290.0 324.1 0.13 17 499 5846 -7.9 -45.9 3 38.0 -14.3 265 41 323.6 323.6 290.0 324.1 0.13 18 469 6326 -9.3 -53.3 1 44.0 -15.6 258 42 327.6 327.7 291.1 327.9 0.06 19 407 7409 -15.7 -54.7 2 39.0 -20.5 268 54 332.9 332.9 292.6 333.2 0.06 20 400 7540 -16.7 -51.7 3 35.0 -21.2 270 55 333.3 333.3 292.7 333.6 0.08 21 331 8930 -27.5 -58.5 4 31.0 -29.9 270 61 337.0 337.0 293.6 337.2 0.04 22 300 9630 -31.9 -58.9 5 27.0 -33.7 260 69 340.4 340.4 294.4 340.6 0.05 23 280 10116 -34.5 -57.5 8 23.0 -36.0 263 81 343.5 343.5 295.2 343.7 0.06 24 272 10319 -35.5 -49.5 23 14.0 -36.7 265 86 344.9 344.9 295.6 345.5 0.15 25 250 10900 -41.1 -49.1 42 8.0 -41.6 270 83 345.0 345.0 295.7 345.7 0.18 26 227 11546 -46.5 -50.2 66 3.7 -46.7 275 76 346.4 346.4 296.0 347.1 0.17 27 214 11933 -50.1 -58.1 38 8.0 -50.4 277 79 346.7 346.7 296.0 347.0 0.07 28 207 12149 -51.9 -55.9 62 4.0 -52.1 279 81 347.1 347.2 296.1 347.5 0.09 29 203 12275 -53.3 -59.3 48 6.0 -53.5 279 82 346.9 346.9 296.0 347.2 0.06 30 200 12370 -54.1 -60.1 48 6.0 -54.2 280 83 347.1 347.1 296.0 347.3 0.06 31 191 12664 -56.5 -60.9 58 4.4 -56.6 277 84 347.8 347.9 296.2 348.1 0.05 32 184 12900 -58.1 -60.8 71 2.7 -58.2 274 85 349.0 349.0 296.5 349.2 0.06 33 181 13003 -58.3 -67.3 31 9.0 -58.5 273 86 350.3 350.3 296.7 350.4 0.02 34 162 13691 -64.1 -71.4 36 7.3 -64.2 265 89 351.8 351.8 297.0 351.9 0.02 35 159 13805 -65.1 -72.1 37 7.0 -65.2 265 89 352.0 352.0 297.1 352.1 0.01 36 152 14079 -65.1 -81.1 9 16.0 -65.2 263 81 356.6 356.6 298.0 356.6 0.00 37 150 14160 -65.3 -81.3 9 16.0 -65.4 260 70 357.6 357.6 298.2 357.6 0.00 38 125 15257 -69.7 -86.7 7 17.0 -69.8 255 63 368.8 368.8 300.4 368.8 0.00 39 101 16503 -77.1 -89.1 13 12.0 -77.1 275 54 377.7 377.7 301.9 377.7 0.00 40 100 16560 -77.3 -89.3 13 12.0 -77.3 275 54 378.4 378.4 302.0 378.4 0.00 41 90 17163 -79.1 -89.1 18 10.0 -79.1 250 51 386.4 386.4 303.2 386.4 0.00 42 88 17291 -79.3 -89.3 18 10.0 -79.3 247 50 388.5 388.5 303.6 388.5 0.00 43 76 18128 -78.1 -90.1 13 12.0 -78.1 233 44 407.6 407.6 306.2 407.6 0.00 44 72 18443 -70.9 -89.9 4 19.0 -71.0 222 29 429.2 429.2 308.7 429.2 0.00 45 70 18610 -71.1 -90.1 4 19.0 -71.2 225 13 432.3 432.3 309.1 432.3 0.00 46 57 19829 -70.1 -91.1 3 21.0 -70.2 299 6 460.7 460.7 311.8 460.7 0.00 47 52 20387 -61.5 -88.5 2 27.0 -62.0 304 12 493.0 493.0 314.4 493.0 0.00 48 50 20630 -61.7 -88.7 2 27.0 -62.1 350 13 498.1 498.1 314.8 498.1 0.00 49 48 20884 -60.5 -87.5 2 27.0 -61.0 350 12 506.8 506.8 315.4 506.8 0.00 50 42 21708 -64.9 -89.9 2 25.0 -65.3 320 5 515.6 515.6 316.0 515.6 0.00 51 39 22168 -58.3 -87.3 1 29.0 -59.2 350 8 543.4 543.4 317.7 543.4 0.00 52 34 23029 -59.5 -87.5 1 28.0 -60.4 3 10 562.0 562.0 318.8 562.0 0.01 53 30 23820 -55.9 -85.9 1 30.0 -57.3 225 15 592.2 592.3 320.3 592.3 0.01 54 27 24496 -52.1 -84.1 1 32.0 -54.4 215 15 621.0 621.0 321.5 621.1 0.01 TRP 90 17163 -79.1 -89.1 18 10.0 -79.1 250 51 386.4 386.4 303.2 386.4 0.00 WND 162 13691 -64.1 -71.4 36 7.3 -64.2 265 89 351.8 351.8 297.0 351.9 0.02 Sounding variables and indices 1000-500 mb thick: 5707.00 m Freezing level: 581.42 mb = 4644.46 m = 15237.56 ft Wetbulb zero: 765.16 mb = 2390.56 m = 7842.94 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 29.15 % Est. max temperature: 24.88 C = 76.78 F Sfc-Lift cond lev (LCL): 894.65 mb = 1075.36 m = 3528.04 ft T: 15.10 C 700-500 lapse rate: 5.97 C/km ThetaE index: 25.26 C Layer 850.0- 711.0 mb Conv cond level (CCL): 817.61 mb = 1836.44 m = 6024.98 ft Mean mixing ratio: 11.01 g/kg Conv temperature: 24.85 C = 76.72 F Cap Strength: 5.40 C Lifted Index: 3.94 C Risk: None Lifted Index @300 mb: 8.98 C Lifted Index @700 mb: 4.40 C Showalter Index: 1.83 C Risk: Showers probable Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 20.60 C K Index: -10.20 Risk: None Sweat Index: 207.80 Risk: None Energy Index: -1.74 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.46 J/kg Max Up Vert Vel: 6.55 m/s Conv Inhibition (B-): 27091.12 J/kg Cap Strength: 5.33 C Lift Cond Lev (LCL): 880.12 mb = 1214.47 m = 3984.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 295 at 16 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 ---------------------------------------------------------- 0 951 569 180 5 0.0 5.0 | 129 18 -14.4 11.6 1 925 792 110 12 -11.3 4.1 | 113 28 -25.7 10.7 2 912 914 105 14 -13.5 3.6 | 110 30 -27.9 10.2 3 880 1219 75 13 -12.6 -3.4 | 97 27 -26.9 3.2 4 850 1510 320 6 3.9 -4.6 | 101 11 -10.5 2.0 5 849 1524 345 6 1.6 -5.8 | 94 13 -12.8 0.8 6 789 2134 305 8 6.6 -4.6 | 104 8 -7.8 2.0 7 761 2438 285 9 8.7 -2.3 | 127 7 -5.7 4.3 8 733 2743 275 12 12.0 -1.0 | 156 6 -2.4 5.5 9 707 3048 280 14 13.8 -2.4 | 172 4 -0.6 4.2 10 700 3131 280 15 14.8 -2.6 | 185 4 0.4 4.0 11 656 3658 240 16 13.9 8.0 | 178 15 -0.5 14.6 12 608 4267 260 23 22.7 4.0 | 218 13 8.3 10.6 13 585 4572 265 25 24.9 2.2 | 230 14 10.5 8.8 14 500 5830 265 41 40.8 3.6 | 249 28 26.5 10.2 15 483 6096 265 39 38.9 3.4 | 248 26 24.5 10.0 16 464 6401 255 43 41.5 11.1 | 237 32 27.1 17.7 17 400 7540 270 55 55.0 -0.0 | 261 41 40.6 6.6 18 364 8230 270 55 55.0 -0.0 | 261 41 40.6 6.6 19 334 8839 270 61 61.0 -0.0 | 262 47 46.6 6.6 20 308 9449 270 60 60.0 -0.0 | 262 46 45.6 6.6 21 300 9630 260 69 68.0 12.0 | 251 57 53.6 18.6 22 270 10363 265 87 86.7 7.6 | 259 74 72.3 14.2 23 250 10900 270 83 83.0 -0.0 | 265 69 68.6 6.6 24 225 11582 275 76 75.7 -6.6 | 270 61 61.3 -0.0 25 200 12370 280 83 81.7 -14.4 | 277 68 67.3 -7.8 26 162 13691 265 89 88.7 7.8 | 259 76 74.3 14.3 27 153 14021 265 89 88.7 7.8 | 259 76 74.3 14.3 28 150 14160 260 70 68.9 12.2 | 251 58 54.5 18.7 29 125 15240 255 63 60.9 16.3 | 244 52 46.5 22.9 30 113 15850 275 49 48.8 -4.3 | 266 34 34.4 2.3 31 100 16560 275 54 53.8 -4.7 | 267 39 39.4 1.9 32 96 16764 275 54 53.8 -4.7 | 267 39 39.4 1.9 33 90 17163 250 51 47.9 17.4 | 234 41 33.5 24.0 34 78 17983 230 47 36.0 30.2 | 210 43 21.6 36.8 35 74 18288 235 42 34.4 24.1 | 213 37 20.0 30.7 36 70 18593 210 18 9.0 15.6 | 166 23 -5.4 22.2 37 70 18610 225 13 9.2 9.2 | 162 17 -5.2 15.8 38 67 18898 225 13 9.2 9.2 | 162 17 -5.2 15.8 39 63 19202 275 12 12.0 -1.0 | 156 6 -2.4 5.5 40 60 19507 0 0 -0.0 -0.0 | 115 16 -14.4 6.6 41 54 20117 250 11 10.3 3.8 | 159 11 -4.1 10.4 42 50 20630 350 13 2.3 -12.8 | 63 14 -12.1 -6.2 43 49 20726 355 14 1.2 -13.9 | 61 15 -13.2 -7.4 44 47 21031 345 10 2.6 -9.7 | 75 12 -11.8 -3.1 45 45 21336 295 3 2.7 -1.3 | 115 13 -11.7 5.3 46 37 22555 15 10 -2.6 -9.7 | 80 17 -17.0 -3.1 47 33 23165 360 10 -0.0 -10.0 | 77 15 -14.4 -3.4 48 32 23470 275 13 13.0 -1.1 | 165 6 -1.4 5.5 49 30 23774 285 19 18.4 -4.9 | 247 4 4.0 1.7 50 30 23820 225 15 10.6 10.6 | 168 18 -3.8 17.2 51 28 24079 225 14 9.9 9.9 | 165 17 -4.5 16.5 52 26 24384 205 16 6.8 14.5 | 160 22 -7.6 21.1 53 24 24689 140 20 -12.9 15.3 | 129 35 -27.2 21.9 Wind Parameters Mean winds (0-6000m): 264.6 at 21.1 knts Storm direction: 294.6 at 15.8 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 51.8 deg Storm rel helicity (0-3000m) pos: 28.7 neg: -145.0 tot: -116.3 m^2/s^2 ave: -38.8 10^-3 m/s^2 rel: -0.14 Storm rel vorticity (0-3000m) horiz: 10.9 stream: -1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 131.51 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 ------------------------------------------------------------------------------- 500 110 11 113 27| 0.0 14.8 14.8| 0.0 -82.7 -82.7 -165.4 -0.66| 18.4-12.1 1000 91 11 105 26| 0.0 5.7 5.7| 10.0-141.7-131.7 -131.7 -0.45| 20.7 -9.3 1500 66 9 97 23| 0.0 4.0 4.0| 13.4-141.7-128.3 -85.5 -0.38| 15.3 -5.8 2000 25 9 84 18| 0.0 3.1 3.1| 22.2-141.7-119.5 -59.7 -0.25| 12.8 -3.1 2500 319 10 83 8| 0.0 3.3 3.3| 27.5-141.7-114.2 -45.7 -0.16| 11.2 -1.8 3000 290 11 124 5| 0.0 2.5 2.5| 28.7-145.0-116.3 -38.8 -0.14| 10.9 -1.5 4000 268 13 171 7| 1.4 1.9 3.3| 73.8-146.8 -73.0 -18.3 0.04| 10.0 0.4 5000 266 17 198 8| 1.8 2.2 3.9|100.1-146.8 -46.7 -9.3 0.09| 9.3 0.9 6000 265 21 218 11| 1.5 2.4 3.9|119.7-188.8 -69.0 -11.5 0.05| 9.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20250429.12.gif