UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 26 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 108 SFC 949 569 19.8 19.6 99 0.2 19.6 70 3 297.4 300.1 294.7 341.7 15.30 2 925 782 18.0 17.8 99 0.2 17.9 50 9 297.7 300.3 293.9 338.3 14.00 3 910 922 17.4 17.4 100 0.0 17.4 44 12 298.5 301.0 294.0 338.8 13.87 4 859 1417 16.8 15.9 94 0.9 16.2 320 10 302.8 305.3 294.9 342.4 13.35 5 850 1507 16.0 15.6 97 0.4 15.7 305 10 302.9 305.3 294.8 342.1 13.23 6 743 2638 9.2 8.6 96 0.6 8.8 278 22 307.4 309.2 293.3 336.1 9.48 7 732 2762 10.4 2.4 58 8.0 5.9 279 22 310.0 311.2 291.5 329.3 6.23 8 710 3017 11.4 -5.6 30 17.0 3.1 266 22 313.8 314.5 290.3 325.2 3.55 9 700 3136 10.8 -7.2 28 18.0 2.3 260 22 314.4 315.1 290.2 324.7 3.18 10 646 3798 6.6 -19.4 14 26.0 -2.7 257 26 317.0 317.2 289.2 321.3 1.27 11 592 4511 5.0 -37.0 3 42.0 -5.6 274 20 323.1 323.2 290.0 324.2 0.27 12 502 5829 -5.1 -35.1 7 30.0 -12.1 237 10 326.4 326.5 291.1 327.9 0.38 13 500 5860 -5.3 -35.3 7 30.0 -12.2 235 12 326.6 326.7 291.2 328.0 0.38 14 400 7580 -17.3 -47.3 5 30.0 -21.5 235 15 332.5 332.5 292.5 333.0 0.13 15 379 7980 -19.9 -51.9 4 32.0 -23.7 249 11 334.2 334.3 292.9 334.6 0.08 16 300 9660 -33.3 -63.3 3 30.0 -35.0 265 18 338.4 338.4 294.0 338.5 0.03 17 285 10019 -36.3 -63.3 4 27.0 -37.6 274 26 339.1 339.2 294.1 339.3 0.03 18 250 10920 -41.7 -68.7 4 27.0 -42.6 250 39 344.1 344.1 295.3 344.1 0.01 19 246 11029 -42.1 -70.1 3 28.0 -43.0 250 40 345.1 345.1 295.6 345.1 0.01 20 220 11771 -48.9 -70.9 6 22.0 -49.4 253 45 345.8 345.8 295.7 345.8 0.01 21 200 12390 -52.5 -74.5 5 22.0 -52.8 255 49 349.6 349.6 296.5 349.7 0.01 22 150 14190 -65.7 -77.7 17 12.0 -65.8 255 54 356.9 356.9 298.1 356.9 0.01 23 145 14396 -67.4 -78.4 19 11.0 -67.4 255 63 357.5 357.5 298.2 357.5 0.01 24 135 14826 -70.9 -79.9 25 9.0 -70.9 257 60 358.6 358.6 298.4 358.6 0.01 25 133 14914 -71.3 -80.3 25 9.0 -71.3 258 58 359.4 359.4 298.6 359.4 0.00 26 117 15668 -75.3 -83.3 28 8.0 -75.3 268 45 365.5 365.5 299.7 365.5 0.00 27 100 16580 -76.3 -88.3 13 12.0 -76.3 275 33 380.3 380.3 302.3 380.3 0.00 28 95 16876 -77.7 -88.7 15 11.0 -77.7 265 31 383.2 383.2 302.8 383.2 0.00 29 85 17514 -78.5 -89.5 15 11.0 -78.5 283 16 393.9 393.9 304.3 394.0 0.00 30 74 18307 -78.1 -90.1 13 12.0 -78.1 283 19 410.7 410.7 306.6 410.7 0.00 31 70 18630 -72.5 -90.5 5 18.0 -72.6 330 9 429.3 429.3 308.7 429.3 0.00 32 69 18715 -72.1 -90.1 5 18.0 -72.2 333 10 431.9 431.9 309.0 431.9 0.00 33 65 19065 -73.3 -90.3 6 17.0 -73.4 331 14 436.7 436.7 309.6 436.7 0.00 34 59 19634 -71.9 -90.9 4 19.0 -72.0 245 8 452.1 452.1 311.1 452.1 0.00 35 57 19840 -66.9 -90.9 2 24.0 -67.1 186 12 468.0 468.0 312.5 468.0 0.00 36 50 20640 -62.7 -89.7 1 27.0 -63.1 25 12 495.7 495.7 314.7 495.7 0.00 37 48 20892 -61.5 -89.5 1 28.0 -62.0 16 12 504.4 504.4 315.2 504.4 0.00 38 46 21155 -63.5 -89.5 2 26.0 -63.9 352 12 505.8 505.8 315.4 505.8 0.00 39 34 23022 -61.3 -89.3 1 28.0 -62.0 359 10 557.2 557.2 318.5 557.2 0.00 40 30 23810 -55.3 -86.3 1 31.0 -56.8 125 15 593.9 593.9 320.3 593.9 0.01 41 27 24484 -53.9 -85.9 1 32.0 -55.8 110 15 616.0 616.0 321.3 616.0 0.01 TRP 95 16876 -77.7 -88.7 15 11.0 -77.7 265 31 383.2 383.2 302.8 383.2 0.00 WND 145 14396 -67.4 -78.4 19 11.0 -67.4 255 63 357.5 357.5 298.2 357.5 0.01 Sounding variables and indices 1000-500 mb thick: 5752.00 m Freezing level: 547.45 mb = 5163.16 m = 16939.28 ft Wetbulb zero: 675.30 mb = 3432.27 m = 11260.59 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 46.71 % Est. max temperature: 27.30 C = 81.14 F Sfc-Lift cond lev (LCL): 946.52 mb = 590.74 m = 1938.12 ft T: 19.62 C 700-500 lapse rate: 5.91 C/km ThetaE index: 21.04 C Layer 850.0- 592.0 mb Conv cond level (CCL): 910.47 mb = 918.07 m = 3011.99 ft Mean mixing ratio: 13.86 g/kg Conv temperature: 20.88 C = 69.58 F Cap Strength: 4.10 C Lifted Index: 1.33 C Risk: Showers probable Lifted Index @300 mb: 0.55 C Lifted Index @700 mb: 2.99 C Showalter Index: 0.66 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.90 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 219.20 Risk: None Energy Index: -2.67 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.40 J/kg Max Up Vert Vel: 8.76 m/s Conv Inhibition (B-): 15.19 J/kg Cap Strength: 4.08 C Lift Cond Lev (LCL): 893.32 mb = 1081.06 m = 3546.75 ft Lev Free Conv (LFC): 798.32 mb = 2034.42 m = 6674.52 ft Equ Level (EL): 728.32 mb = 2804.53 m = 9201.09 ft B at Equ Level: 33.81 J/kg Max Parcel Lev (MPL): 688.32 mb = 3274.74 m = 10743.76 ft Wind level data Storm motion: 292 at 13 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 ---------------------------------------------------------- 0 949 569 70 3 -2.8 -1.0 | 105 15 -14.5 3.8 1 925 782 50 9 -6.9 -5.8 | 87 19 -18.6 -1.0 2 911 914 45 12 -8.5 -8.5 | 80 21 -20.2 -3.7 3 850 1507 305 10 8.2 -5.7 | 76 4 -3.5 -0.9 4 848 1524 305 10 8.2 -5.7 | 76 4 -3.5 -0.9 5 789 2134 270 18 18.0 -0.0 | 232 8 6.3 4.8 6 761 2438 275 21 20.9 -1.8 | 252 10 9.2 3.0 7 734 2743 280 22 21.7 -3.8 | 264 10 10.0 1.0 8 700 3136 260 22 21.7 3.8 | 229 13 10.0 8.7 9 682 3353 250 22 20.7 7.5 | 216 15 9.0 12.4 10 632 3962 260 28 27.6 4.9 | 239 19 15.9 9.7 11 609 4267 270 24 24.0 -0.0 | 249 13 12.3 4.8 12 586 4572 275 18 17.9 -1.6 | 242 7 6.2 3.3 13 524 5486 230 13 10.0 8.4 | 172 13 -1.8 13.2 14 504 5791 240 8 6.9 4.0 | 152 10 -4.8 8.8 15 500 5860 235 12 9.8 6.9 | 171 12 -1.9 11.7 16 485 6096 225 12 8.5 8.5 | 166 14 -3.2 13.3 17 466 6401 195 16 4.1 15.5 | 160 22 -7.6 20.3 18 431 7010 230 17 13.0 10.9 | 185 16 1.3 15.8 19 400 7580 235 15 12.3 8.6 | 182 13 0.6 13.4 20 398 7620 230 16 12.3 10.3 | 182 15 0.5 15.1 21 381 7925 245 11 10.0 4.6 | 170 10 -1.7 9.5 22 366 8230 275 11 11.0 -1.0 | 169 4 -0.8 3.9 23 351 8534 295 11 10.0 -4.6 | 96 2 -1.7 0.2 24 322 9144 285 15 14.5 -3.9 | 251 3 2.8 0.9 25 309 9449 265 21 20.9 1.8 | 234 11 9.2 6.7 26 300 9660 265 18 17.9 1.6 | 224 9 6.2 6.4 27 296 9754 265 19 18.9 1.7 | 228 10 7.2 6.5 28 283 10058 275 27 26.9 -2.4 | 261 15 15.2 2.5 29 259 10668 255 32 30.9 8.3 | 236 23 19.2 13.1 30 250 10920 250 39 36.6 13.3 | 234 31 24.9 18.2 31 200 12390 255 49 47.3 12.7 | 244 40 35.6 17.5 32 170 13411 250 60 56.4 20.5 | 240 51 44.7 25.4 33 154 14021 250 47 44.2 16.1 | 237 39 32.5 20.9 34 150 14190 255 54 52.2 14.0 | 245 45 40.4 18.8 35 145 14396 255 63 60.9 16.3 | 247 53 49.1 21.1 36 139 14630 255 63 60.9 16.3 | 247 53 49.1 21.1 37 113 15850 270 42 42.0 -0.0 | 261 31 30.3 4.8 38 108 16154 260 38 37.4 6.6 | 246 28 25.7 11.4 39 100 16580 275 33 32.9 -2.9 | 265 21 21.2 2.0 40 97 16764 280 32 31.5 -5.6 | 272 20 19.8 -0.7 41 95 16876 265 31 30.9 2.7 | 249 21 19.2 7.5 42 92 17069 265 31 30.9 2.7 | 249 21 19.2 7.5 43 83 17678 290 11 10.3 -3.8 | 128 2 -1.4 1.1 44 78 17983 330 11 5.5 -9.5 | 53 8 -6.2 -4.7 45 74 18288 280 20 19.7 -3.5 | 260 8 8.0 1.4 46 70 18630 330 9 4.5 -7.8 | 68 8 -7.2 -3.0 47 67 18898 340 12 4.1 -11.3 | 50 10 -7.6 -6.4 48 64 19202 325 15 8.6 -12.3 | 23 8 -3.1 -7.5 49 60 19507 295 6 5.4 -2.5 | 110 7 -6.3 2.3 50 57 19812 190 11 1.9 10.8 | 148 18 -9.8 15.7 51 55 20117 165 16 -4.1 15.5 | 142 26 -15.9 20.3 52 52 20422 70 3 -2.8 -1.0 | 105 15 -14.5 3.8 53 50 20640 25 12 -5.1 -10.9 | 70 18 -16.8 -6.0 54 49 20726 60 12 -10.4 -6.0 | 87 22 -22.1 -1.2 55 47 21031 340 12 4.1 -11.3 | 50 10 -7.6 -6.4 56 41 21946 65 11 -10.0 -4.6 | 90 22 -21.7 0.2 57 39 22250 45 16 -11.3 -11.3 | 74 24 -23.0 -6.5 58 35 22860 315 10 7.1 -7.1 | 64 5 -4.6 -2.2 59 32 23470 110 10 -9.4 3.4 | 111 23 -21.1 8.3 60 30 23774 145 6 -3.4 4.9 | 123 18 -15.2 9.7 61 30 23810 125 15 -12.3 8.6 | 119 28 -24.0 13.4 62 28 24079 115 17 -15.4 7.2 | 114 30 -27.1 12.0 63 26 24384 105 13 -12.6 3.4 | 109 26 -24.3 8.2 64 24 24689 125 9 -7.4 5.2 | 118 22 -19.1 10.0 Wind Parameters Mean winds (0-6000m): 262.4 at 16.9 knts Storm direction: 292.4 at 12.7 knts Shear (0-3000m) pos: 0.8 neg: 4.1 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 119.7 deg Storm rel helicity (0-3000m) pos: 21.1 neg: -95.9 tot: -74.8 m^2/s^2 ave: -24.9 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 10.1 stream: -3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.48 Bulk Shear: 79.28 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 44 9 85 18| 0.0 10.2 10.2| 0.0 -53.4 -53.4 -106.9 -0.79| 14.6-11.6 1000 15 10 72 15| 0.0 6.5 6.5| 1.8 -63.3 -61.5 -61.5 -0.44| 14.7 -6.5 1500 328 11 51 7| 0.0 6.8 6.8| 1.8 -64.6 -62.8 -41.9 -0.43| 13.4 -5.8 2000 299 13 3 2| 1.1 5.1 6.3| 10.2 -64.7 -54.5 -27.3 -0.30| 11.5 -3.4 2500 289 15 274 2| 0.9 4.4 5.3| 12.1 -80.5 -68.5 -27.4 -0.35| 10.6 -3.7 3000 279 16 243 5| 0.8 4.1 4.8| 21.1 -95.9 -74.8 -24.9 -0.34| 10.1 -3.4 4000 273 18 240 8| 1.3 3.1 4.3| 52.5 -98.2 -45.7 -11.4 -0.18| 9.8 -1.8 5000 269 18 230 8| 1.0 2.3 3.3| 52.5-130.9 -78.5 -15.7 -0.29| 9.3 -2.7 6000 262 17 215 9| 0.9 2.4 3.2| 72.2-151.1 -78.9 -13.2 -0.25| 9.4 -2.3 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20250426.12.gif