UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 17 OCT 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 96 SFC 949 569 26.0 17.0 58 9.0 19.8 70 7 303.7 306.1 294.8 342.1 12.95 2 942 630 23.4 15.4 61 8.0 18.1 67 8 301.7 303.8 293.4 336.3 11.76 3 925 779 22.0 15.0 64 7.0 17.3 60 11 301.8 303.9 293.4 336.2 11.67 4 898 1036 20.6 13.6 64 7.0 16.0 53 18 302.9 305.0 293.2 335.5 10.96 5 892 1095 21.8 12.8 57 9.0 15.9 52 19 304.8 306.7 293.3 336.1 10.47 6 872 1292 21.8 8.8 43 13.0 13.7 46 20 306.7 308.3 292.1 331.5 8.17 7 850 1514 21.0 9.0 46 12.0 13.5 35 18 308.1 309.7 292.8 334.0 8.50 8 831 1710 20.8 10.8 53 10.0 14.3 12 16 309.9 311.8 294.3 340.0 9.84 9 784 2211 18.0 5.0 42 13.0 10.3 299 12 312.1 313.5 292.7 333.9 6.99 10 703 3131 9.6 3.6 66 6.0 6.1 285 11 312.7 314.1 293.0 334.7 7.07 11 700 3167 9.6 2.6 62 7.0 5.6 285 11 313.1 314.4 292.7 333.8 6.61 12 675 3469 9.2 0.2 53 9.0 4.3 271 14 315.9 317.0 292.9 334.2 5.76 13 563 4945 -2.1 -3.0 94 0.9 -2.6 283 11 319.5 320.5 293.6 337.0 5.45 14 535 5350 -4.5 -8.3 75 3.8 -6.2 262 13 321.3 322.0 292.7 333.8 3.82 15 503 5833 -8.1 -8.1 100 0.0 -8.1 260 17 322.6 323.4 293.4 336.2 4.13 16 500 5880 -8.3 -8.3 100 0.0 -8.3 255 15 322.9 323.7 293.4 336.4 4.09 17 479 6211 -11.1 -11.1 100 0.0 -11.1 264 12 323.5 324.1 293.0 334.8 3.42 18 464 6455 -12.1 -13.3 91 1.2 -12.6 271 10 325.2 325.7 293.1 335.1 2.96 19 447 6740 -12.9 -20.9 51 8.0 -15.4 275 7 327.6 328.0 292.6 333.3 1.62 20 439 6878 -13.3 -16.8 75 3.5 -14.5 278 6 328.8 329.3 293.6 336.9 2.34 21 415 7304 -15.7 -34.7 18 19.0 -19.6 252 11 331.1 331.2 292.5 332.9 0.48 22 400 7580 -17.9 -30.9 31 13.0 -20.7 255 14 331.7 331.9 292.9 334.4 0.73 23 393 7711 -18.9 -29.9 37 11.0 -21.4 255 14 332.1 332.3 293.1 335.1 0.81 24 389 7787 -19.5 -22.9 74 3.4 -20.4 255 15 332.3 332.6 293.8 337.8 1.56 25 379 7980 -20.9 -23.6 79 2.7 -21.6 256 15 332.9 333.2 293.9 338.3 1.50 26 366 8237 -22.3 -33.3 36 11.0 -24.4 260 17 334.4 334.5 293.5 336.8 0.63 27 351 8542 -24.5 -29.4 64 4.9 -25.5 294 11 335.5 335.6 294.1 339.0 0.95 28 348 8604 -24.9 -29.9 63 5.0 -25.9 291 12 335.7 335.9 294.1 339.1 0.92 29 326 9077 -26.5 -53.5 6 27.0 -29.1 260 19 339.9 339.9 294.4 340.2 0.08 30 300 9670 -31.7 -54.7 8 23.0 -33.5 245 28 340.7 340.7 294.6 341.0 0.08 31 274 10304 -36.7 -62.7 5 26.0 -38.0 238 32 342.4 342.4 294.9 342.5 0.03 32 250 10930 -42.3 -57.3 18 15.0 -43.0 230 36 343.2 343.2 295.1 343.5 0.07 33 235 11346 -45.9 -52.9 45 7.0 -46.3 229 40 343.9 343.9 295.4 344.4 0.12 34 223 11694 -49.1 -59.1 30 10.0 -49.4 227 44 344.1 344.1 295.4 344.4 0.06 35 220 11783 -49.7 -69.7 8 20.0 -50.1 227 45 344.5 344.5 295.4 344.6 0.01 36 200 12400 -55.3 -63.3 36 8.0 -55.5 225 52 345.2 345.2 295.6 345.4 0.04 37 199 12432 -55.5 -63.5 36 8.0 -55.6 225 52 345.4 345.4 295.6 345.5 0.04 38 191 12693 -57.5 -64.5 41 7.0 -57.6 229 51 346.2 346.2 295.8 346.4 0.03 39 167 13530 -63.9 -73.9 24 10.0 -64.0 246 44 349.1 349.1 296.4 349.2 0.01 40 150 14180 -69.3 -74.2 49 4.9 -69.4 255 49 350.7 350.7 296.8 350.8 0.01 41 146 14340 -70.5 -75.1 51 4.6 -70.5 255 48 351.4 351.4 297.0 351.4 0.01 42 127 15154 -75.7 -81.7 38 6.0 -75.7 235 44 356.3 356.3 298.0 356.3 0.00 43 120 15483 -73.5 -83.5 20 10.0 -73.5 218 30 366.1 366.1 299.9 366.1 0.00 44 103 16362 -78.9 -84.9 37 6.0 -78.9 285 15 372.1 372.1 300.9 372.1 0.00 45 100 16530 -77.1 -84.1 32 7.0 -77.1 280 20 378.8 378.8 302.1 378.8 0.00 46 94 16888 -73.9 -84.9 17 11.0 -73.9 273 18 391.8 391.8 304.0 391.8 0.00 47 82 17682 -74.7 -86.7 14 12.0 -74.7 299 11 405.8 405.8 306.0 405.8 0.00 48 77 18049 -73.1 -88.1 8 15.0 -73.2 278 15 416.5 416.5 307.3 416.5 0.00 49 72 18449 -65.7 -88.7 3 23.0 -65.9 254 15 440.3 440.3 309.9 440.3 0.00 50 70 18620 -66.7 -88.7 3 22.0 -66.9 200 10 441.7 441.7 310.0 441.7 0.00 51 69 18707 -66.9 -88.9 3 22.0 -67.1 200 10 443.1 443.1 310.2 443.1 0.00 52 50 20670 -62.9 -87.9 2 25.0 -63.3 185 6 495.3 495.3 314.6 495.3 0.00 53 43 21594 -63.9 -87.9 2 24.0 -64.3 138 14 514.6 514.6 315.9 514.6 0.00 54 39 22198 -58.9 -86.9 2 28.0 -59.7 133 11 541.8 541.8 317.6 541.9 0.01 55 33 23236 -61.7 -87.7 2 26.0 -62.4 103 13 560.9 560.9 318.7 561.0 0.01 56 30 23830 -58.5 -86.5 2 28.0 -59.6 100 24 585.2 585.2 319.9 585.2 0.01 57 24 25240 -56.5 -85.5 1 29.0 -58.1 95 35 629.5 629.5 321.9 629.6 0.01 58 21 26084 -58.1 -86.1 2 28.0 -59.6 75 29 649.2 649.2 322.7 649.3 0.01 TRP 103 16362 -78.9 -84.9 37 6.0 -78.9 285 15 372.1 372.1 300.9 372.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 583.81 mb = 4670.89 m = 15324.26 ft Wetbulb zero: 604.98 mb = 4360.20 m = 14304.94 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 65.42 % Est. max temperature: 33.64 C = 92.56 F Sfc-Lift cond lev (LCL): 832.05 mb = 1698.73 m = 5573.19 ft T: 20.81 C 700-500 lapse rate: 6.60 C/km ThetaE index: 6.68 C Layer 942.0- 892.0 mb Conv cond level (CCL): 663.41 mb = 3610.16 m = 11844.20 ft Mean mixing ratio: 10.30 g/kg Conv temperature: 38.44 C = 101.20 F Cap Strength: 7.33 C Lifted Index: 0.59 C Risk: Showers probable Lifted Index @300 mb: 5.43 C Lifted Index @700 mb: 3.55 C Showalter Index: 1.06 C Risk: Showers probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 17.30 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 159.00 Risk: None Energy Index: 0.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.41 J/kg Max Up Vert Vel: 8.05 m/s Conv Inhibition (B-): 30331.19 J/kg Cap Strength: 7.33 C Lift Cond Lev (LCL): 783.27 mb = 2218.74 m = 7279.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 11 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 7 -6.6 -2.4 | 109 15 -14.4 4.8 1 925 779 60 11 -9.5 -5.5 | 96 17 -17.4 1.7 2 911 914 55 16 -13.1 -9.2 | 85 21 -21.0 -1.9 3 879 1219 50 21 -16.1 -13.5 | 75 25 -24.0 -6.3 4 850 1514 35 18 -10.3 -14.7 | 68 20 -18.2 -7.5 5 849 1524 40 17 -10.9 -13.0 | 73 20 -18.8 -5.8 6 790 2134 305 12 9.8 -6.9 | 260 2 2.0 0.3 7 763 2438 280 10 9.8 -1.7 | 200 6 2.0 5.5 8 700 3167 285 11 10.6 -2.8 | 212 5 2.8 4.4 9 684 3353 280 12 11.8 -2.1 | 218 6 4.0 5.1 10 659 3658 255 18 17.4 4.7 | 219 15 9.5 11.9 11 634 3962 260 23 22.7 4.0 | 233 19 14.8 11.2 12 611 4267 255 20 19.3 5.2 | 223 17 11.5 12.4 13 588 4572 250 15 14.1 5.1 | 207 14 6.2 12.4 14 566 4877 285 11 10.6 -2.8 | 212 5 2.8 4.4 15 525 5486 255 13 12.6 3.4 | 204 12 4.7 10.6 16 506 5791 265 18 17.9 1.6 | 229 13 10.1 8.8 17 500 5880 255 15 14.5 3.9 | 211 13 6.6 11.1 18 486 6096 260 13 12.8 2.3 | 207 11 4.9 9.5 19 467 6401 270 10 10.0 -0.0 | 196 8 2.1 7.2 20 431 7010 280 5 4.9 -0.9 | 155 7 -2.9 6.4 21 414 7315 250 11 10.3 3.8 | 193 11 2.5 11.0 22 400 7580 255 14 13.5 3.6 | 208 12 5.7 10.9 23 381 7925 255 15 14.5 3.9 | 211 13 6.6 11.1 24 366 8230 260 17 16.7 3.0 | 221 14 8.9 10.2 25 351 8534 295 11 10.0 -4.6 | 219 3 2.1 2.6 26 323 9144 255 20 19.3 5.2 | 223 17 11.5 12.4 27 300 9670 245 28 25.4 11.8 | 223 26 17.5 19.1 28 250 10930 230 36 27.6 23.1 | 213 36 19.7 30.4 29 200 12400 225 52 36.8 36.8 | 213 53 28.9 44.0 30 197 12497 225 53 37.5 37.5 | 214 54 29.6 44.7 31 170 13411 245 43 39.0 18.2 | 231 40 31.1 25.4 32 150 14180 255 49 47.3 12.7 | 243 44 39.5 19.9 33 146 14326 255 48 46.4 12.4 | 243 43 38.5 19.7 34 132 14935 245 53 48.0 22.4 | 234 50 40.2 29.6 35 112 15850 200 14 4.8 13.2 | 171 21 -3.1 20.4 36 107 16154 255 5 4.8 1.3 | 160 9 -3.0 8.5 37 103 16362 285 15 14.5 -3.9 | 243 7 6.6 3.3 38 100 16530 280 20 19.7 -3.5 | 252 12 11.8 3.8 39 96 16764 280 19 18.7 -3.3 | 250 12 10.8 3.9 40 87 17374 245 13 11.8 5.5 | 197 13 3.9 12.7 41 82 17678 300 11 9.5 -5.5 | 224 2 1.7 1.7 42 74 18288 265 17 16.9 1.5 | 226 13 9.1 8.7 43 70 18593 245 14 12.7 5.9 | 200 14 4.8 13.1 44 70 18620 200 10 3.4 9.4 | 165 17 -4.4 16.6 45 67 18898 200 10 3.4 9.4 | 165 17 -4.4 16.6 46 61 19507 45 10 -7.1 -7.1 | 91 15 -14.9 0.2 47 58 19812 355 10 0.9 -10.0 | 69 8 -7.0 -2.7 48 55 20117 355 3 0.3 -3.0 | 119 9 -7.6 4.2 49 50 20670 185 6 0.5 6.0 | 151 15 -7.3 13.2 50 50 20726 195 11 2.8 10.6 | 164 19 -5.0 17.9 51 45 21336 160 15 -5.1 14.1 | 149 25 -13.0 21.3 52 43 21641 135 14 -9.9 9.9 | 134 25 -17.8 17.1 53 41 21946 165 11 -2.8 10.6 | 149 21 -10.7 17.9 54 37 22555 90 11 -11.0 0.0 | 111 20 -18.9 7.2 55 35 22860 75 8 -7.7 -2.1 | 108 16 -15.6 5.2 56 33 23165 105 13 -12.6 3.4 | 117 23 -20.4 10.6 57 32 23470 95 14 -13.9 1.2 | 111 23 -21.8 8.5 58 30 23830 100 24 -23.6 4.2 | 110 33 -31.5 11.4 59 28 24079 120 21 -18.2 10.5 | 124 32 -26.0 17.7 60 26 24384 105 33 -31.9 8.5 | 112 43 -39.7 15.8 61 24 24689 100 36 -35.5 6.3 | 107 45 -43.3 13.5 62 23 24994 80 30 -29.5 -5.2 | 93 37 -37.4 2.0 63 17 26213 60 25 -21.7 -12.5 | 80 30 -29.5 -5.3 Wind Parameters Mean winds (0-6000m): 282.6 at 14.2 knts Storm direction: 312.6 at 10.7 knts Shear (0-3000m) pos: 0.2 neg: 3.9 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 3.7 neg: -109.0 tot: -105.3 m^2/s^2 ave: -35.1 10^-3 m/s^2 rel: -0.51 Storm rel vorticity (0-3000m) horiz: 10.0 stream: -5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.40 Bulk Shear: 81.94 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 58 13 91 19| 0.0 12.4 12.4| 0.0 -45.5 -45.5 -91.0 -0.76| 12.4 -9.5 1000 50 16 81 20| 0.0 6.1 6.1| 0.0 -73.4 -73.4 -73.4 -0.65| 11.0 -7.1 1500 38 15 74 18| 0.0 5.7 5.7| 0.0-104.5-104.5 -69.7 -0.62| 14.3 -8.9 2000 24 14 67 15| 0.0 4.3 4.3| 0.2-108.5-108.3 -54.1 -0.64| 12.8 -8.2 2500 8 14 57 12| 0.2 3.4 3.6| 1.4-108.5-107.1 -42.8 -0.61| 10.4 -6.4 3000 348 13 41 8| 0.2 3.9 4.1| 3.7-109.0-105.3 -35.1 -0.51| 10.0 -5.1 4000 300 15 274 5| 0.1 2.8 2.9| 21.2-142.0-120.8 -30.2 -0.45| 9.6 -4.3 5000 290 14 248 6| 0.8 2.7 3.4| 29.7-145.5-115.8 -23.2 -0.36| 9.4 -3.3 6000 283 14 236 7| 1.1 2.2 3.3| 41.5-166.6-125.1 -20.9 -0.34| 9.1 -3.1 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251017.12.gif