UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 7 OCT 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 160 1 925 828 270 9 SFC 916 908 12.8 12.5 98 0.3 12.6 270 9 293.2 295.0 289.3 321.7 9.99 3 898 1075 10.8 10.8 100 0.0 10.8 100 14 292.8 294.4 288.3 318.8 9.09 4 860 1437 10.6 10.5 99 0.1 10.6 29 17 296.3 297.9 289.8 323.2 9.31 5 850 1535 11.6 10.9 95 0.7 11.2 30 14 298.3 300.1 290.7 326.5 9.68 6 835 1685 14.0 12.8 92 1.2 13.2 2 16 302.3 304.4 293.2 335.5 11.20 7 793 2121 13.4 12.5 94 0.9 12.8 302 17 306.2 308.4 294.6 341.0 11.57 8 722 2908 10.0 6.6 79 3.4 7.9 290 22 310.8 312.4 293.6 336.9 8.50 9 700 3165 7.8 5.2 84 2.6 6.3 290 28 311.1 312.6 293.2 335.6 7.95 10 572 4801 -2.5 -2.5 100 0.0 -2.5 294 46 317.5 318.6 293.2 335.3 5.57 11 500 5860 -7.3 -7.8 96 0.5 -7.5 290 37 324.1 325.0 293.9 338.2 4.26 12 474 6276 -9.3 -10.0 95 0.7 -9.6 291 35 326.7 327.4 294.1 339.3 3.78 13 426 7096 -14.5 -15.3 94 0.8 -14.8 293 37 330.1 330.7 294.2 339.5 2.73 14 424 7132 -15.1 -17.1 85 2.0 -15.8 293 37 329.8 330.3 293.8 338.0 2.36 15 422 7167 -17.1 -25.1 50 8.0 -19.1 292 37 327.7 327.9 292.2 331.9 1.18 16 421 7185 -17.5 -26.5 45 9.0 -19.7 292 37 327.4 327.6 292.0 331.1 1.04 17 418 7239 -17.7 -26.7 45 9.0 -19.9 292 38 327.8 328.0 292.1 331.5 1.03 18 415 7293 -16.9 -21.1 70 4.2 -18.1 292 38 329.5 329.9 293.2 335.5 1.71 19 410 7384 -16.7 -25.7 46 9.0 -19.0 291 39 330.9 331.2 293.1 335.1 1.15 20 401 7551 -18.1 -32.1 28 14.0 -21.0 290 41 331.2 331.4 292.7 333.6 0.65 21 400 7570 -18.3 -32.3 28 14.0 -21.2 290 41 331.2 331.3 292.7 333.6 0.64 22 384 7873 -20.3 -27.3 54 7.0 -22.0 286 45 332.5 332.7 293.4 336.3 1.06 23 375 8048 -21.1 -44.1 11 23.0 -24.3 283 47 333.7 333.7 292.9 334.5 0.20 24 368 8186 -22.3 -35.3 30 13.0 -24.6 281 49 333.9 334.0 293.3 335.8 0.51 25 366 8226 -22.3 -47.3 8 25.0 -25.4 280 50 334.4 334.4 293.0 335.0 0.15 26 349 8574 -23.7 -50.7 6 27.0 -26.7 280 50 337.1 337.1 293.7 337.5 0.10 27 322 9157 -27.7 -55.7 5 28.0 -30.1 280 51 339.4 339.4 294.2 339.7 0.06 28 300 9660 -32.3 -56.3 7 24.0 -34.0 280 51 339.9 339.9 294.3 340.1 0.06 29 255 10777 -42.9 -57.9 18 15.0 -43.6 284 53 340.4 340.4 294.4 340.6 0.06 30 250 10910 -43.7 -59.7 15 16.0 -44.3 285 53 341.1 341.1 294.6 341.3 0.05 31 239 11213 -45.5 -63.5 11 18.0 -46.1 282 55 342.8 342.8 295.0 342.9 0.03 32 200 12380 -55.7 -65.7 28 10.0 -55.9 270 62 344.6 344.6 295.4 344.7 0.03 33 163 13644 -66.5 -69.9 62 3.4 -66.5 266 65 347.2 347.2 296.0 347.3 0.02 34 150 14140 -70.1 -76.1 41 6.0 -70.1 265 66 349.3 349.3 296.5 349.4 0.01 35 133 14852 -73.7 -78.4 48 4.7 -73.7 265 72 355.2 355.2 297.7 355.2 0.01 36 130 14986 -74.0 -79.1 45 5.1 -74.0 265 73 356.9 356.9 298.1 356.9 0.01 37 111 15905 -76.3 -84.3 27 8.0 -76.3 265 58 369.1 369.1 300.4 369.1 0.00 38 100 16510 -75.5 -85.5 19 10.0 -75.5 285 61 381.9 381.9 302.5 381.9 0.00 39 83 17587 -76.5 -87.5 16 11.0 -76.5 287 39 400.7 400.7 305.3 400.7 0.00 40 73 18340 -69.3 -88.3 5 19.0 -69.4 255 34 430.9 430.9 308.9 430.9 0.00 41 70 18590 -70.3 -88.3 5 18.0 -70.4 275 28 434.0 434.0 309.3 434.0 0.00 42 67 18850 -71.3 -88.3 6 17.0 -71.4 276 21 437.3 437.3 309.6 437.3 0.00 43 62 19310 -70.5 -89.5 4 19.0 -70.6 274 28 448.9 448.9 310.7 448.9 0.00 44 59 19609 -64.9 -86.9 3 22.0 -65.1 279 25 467.9 467.9 312.4 467.9 0.00 45 55 20039 -63.5 -87.5 2 24.0 -63.8 278 20 480.6 480.6 313.5 480.6 0.00 46 50 20620 -66.7 -88.7 3 22.0 -67.0 275 14 486.3 486.3 314.0 486.3 0.00 47 48 20866 -67.7 -86.7 5 19.0 -67.9 256 15 489.6 489.6 314.2 489.7 0.00 48 42 21673 -65.1 -89.1 2 24.0 -65.4 274 14 515.1 515.1 316.0 515.1 0.00 49 38 22290 -59.3 -87.3 1 28.0 -60.1 283 20 544.9 544.9 317.8 544.9 0.01 50 32 23359 -61.7 -87.7 2 26.0 -62.4 265 29 565.9 565.9 318.9 565.9 0.01 51 30 23760 -60.3 -87.3 2 27.0 -61.2 265 32 580.3 580.3 319.7 580.3 0.01 52 28 24188 -60.9 -87.9 2 27.0 -61.8 268 30 590.1 590.1 320.2 590.2 0.01 53 26 24652 -57.1 -86.1 1 29.0 -58.5 288 18 613.6 613.6 321.2 613.6 0.01 54 20 26310 -56.5 -86.5 1 30.0 -58.4 300 24 663.2 663.2 323.2 663.3 0.01 55 19 26636 -56.3 -86.3 1 30.0 -58.3 300 28 673.7 673.7 323.6 673.7 0.01 56 19 26636 -56.3 -86.3 1 30.0 -58.3 300 28 673.7 673.7 323.6 673.7 0.01 TRP 111 15905 -76.3 -84.3 27 8.0 -76.3 265 58 369.1 369.1 300.4 369.1 0.00 WND 130 14986 -74.0 -79.1 45 5.1 -74.0 265 73 356.9 356.9 298.1 356.9 0.01 Sounding variables and indices 1000-500 mb thick: 5700.00 m Freezing level: 603.07 mb = 4403.60 m = 14447.32 ft Wetbulb zero: 608.41 mb = 4300.84 m = 14110.19 ft Precipitable water: 1.46 inches Sfc-500 mean rel hum: 93.01 % Est. max temperature: 27.12 C = 80.81 F Sfc-Lift cond lev (LCL): 911.99 mb = 944.88 m = 3099.95 ft T: 12.36 C 700-500 lapse rate: 5.60 C/km ThetaE index: 5.62 C Layer 722.0- 500.0 mb Conv cond level (CCL): 911.36 mb = 950.71 m = 3119.08 ft Mean mixing ratio: 9.89 g/kg Conv temperature: 12.70 C = 54.86 F Cap Strength: 5.88 C Lifted Index: 5.98 C Risk: None Lifted Index @300 mb: 10.63 C Lifted Index @700 mb: 5.03 C Showalter Index: 5.63 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 18.90 C Cross Totals Index: 18.20 C K Index: 27.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 195.80 Risk: None Energy Index: 2.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 55.22 J/kg Max Up Vert Vel: 10.51 m/s Conv Inhibition (B-): 38015.80 J/kg Cap Strength: 5.78 C Lift Cond Lev (LCL): 859.19 mb = 1444.86 m = 4740.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 326 at 23 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 ---------------------------------------------------------- 0 916 908 270 9 9.0 -0.0 | 168 19 -3.9 18.9 1 915 914 100 10 -9.8 1.7 | 132 31 -22.7 20.6 2 883 1219 100 17 -16.7 3.0 | 126 37 -29.6 21.9 3 851 1524 360 17 -0.0 -17.0 | 98 13 -12.9 1.9 4 850 1535 30 14 -7.0 -12.1 | 109 21 -19.9 6.8 5 821 1829 335 17 7.2 -15.4 | 122 7 -5.7 3.5 6 792 2134 300 17 14.7 -8.5 | 190 11 1.9 10.4 7 763 2438 290 16 15.0 -5.5 | 189 14 2.2 13.4 8 736 2743 295 20 18.1 -8.5 | 207 12 5.3 10.4 9 710 3048 285 24 23.2 -6.2 | 219 16 10.3 12.7 10 700 3165 290 28 26.3 -9.6 | 235 16 13.4 9.3 11 634 3962 295 36 32.6 -15.2 | 259 20 19.8 3.7 12 610 4267 290 41 38.5 -14.0 | 259 26 25.7 4.9 13 565 4877 295 47 42.6 -19.9 | 272 30 29.7 -1.0 14 500 5860 290 37 34.8 -12.7 | 254 23 21.9 6.2 15 485 6096 290 36 33.8 -12.3 | 253 22 21.0 6.6 16 448 6706 295 33 29.9 -13.9 | 254 18 17.0 5.0 17 400 7570 290 41 38.5 -14.0 | 259 26 25.7 4.9 18 365 8230 280 50 49.2 -8.7 | 254 38 36.4 10.2 19 300 9660 280 51 50.2 -8.9 | 255 39 37.4 10.0 20 250 10910 285 53 51.2 -13.7 | 262 39 38.3 5.2 21 200 12380 270 62 62.0 -0.0 | 249 53 49.1 18.9 22 150 14140 265 66 65.7 5.8 | 245 58 52.9 24.7 23 130 14986 265 73 72.7 6.4 | 247 65 59.9 25.3 24 124 15240 265 73 72.7 6.4 | 247 65 59.9 25.3 25 111 15905 265 58 57.8 5.1 | 242 51 44.9 24.0 26 106 16154 265 60 59.8 5.2 | 243 53 46.9 24.1 27 101 16459 290 58 54.5 -19.8 | 271 42 41.6 -0.9 28 100 16510 285 61 58.9 -15.8 | 266 46 46.1 3.1 29 96 16764 285 61 58.9 -15.8 | 266 46 46.1 3.1 30 91 17069 265 54 53.8 4.7 | 240 47 40.9 23.6 31 82 17678 290 37 34.8 -12.7 | 254 23 21.9 6.2 32 78 17983 265 46 45.8 4.0 | 235 40 33.0 22.9 33 74 18288 250 35 32.9 12.0 | 213 37 20.0 30.9 34 70 18590 275 28 27.9 -2.4 | 222 22 15.0 16.5 35 70 18593 280 15 14.8 -2.6 | 187 16 1.9 16.3 36 63 19202 270 30 30.0 -0.0 | 222 26 17.1 18.9 37 60 19507 280 26 25.6 -4.5 | 222 19 12.7 14.4 38 50 20620 275 14 13.9 -1.2 | 183 18 1.1 17.7 39 49 20726 235 15 12.3 8.6 | 179 28 -0.6 27.5 40 47 21031 280 15 14.8 -2.6 | 187 16 1.9 16.3 41 45 21336 265 9 9.0 0.8 | 169 20 -3.9 19.7 42 42 21641 270 14 14.0 -0.0 | 183 19 1.1 18.9 43 40 21946 295 14 12.7 -5.9 | 179 13 -0.2 13.0 44 38 22250 285 19 18.4 -4.9 | 201 15 5.5 14.0 45 35 22860 260 25 24.6 4.3 | 207 26 11.8 23.2 46 33 23165 265 27 26.9 2.4 | 213 25 14.0 21.3 47 30 23760 265 32 31.9 2.8 | 221 29 19.0 21.7 48 30 23774 300 21 18.2 -10.5 | 212 10 5.3 8.4 49 29 24079 270 32 32.0 -0.0 | 225 27 19.1 18.9 50 27 24384 265 26 25.9 2.3 | 212 25 13.0 21.2 51 26 24689 290 17 16.0 -5.8 | 193 13 3.1 13.1 52 25 24994 310 23 17.6 -14.8 | 229 6 4.7 4.1 53 23 25298 295 30 27.2 -12.7 | 247 16 14.3 6.2 54 22 25603 280 26 25.6 -4.5 | 222 19 12.7 14.4 55 21 25908 295 28 25.4 -11.8 | 241 14 12.5 7.1 56 20 26213 280 26 25.6 -4.5 | 222 19 12.7 14.4 57 20 26310 300 24 20.8 -12.0 | 229 11 7.9 6.9 58 19 26518 300 29 25.1 -14.5 | 250 13 12.2 4.4 59 17 26822 290 25 23.5 -8.6 | 226 15 10.6 10.3 Wind Parameters Mean winds (0-6000m): 295.7 at 30.5 knts Storm direction: 325.7 at 22.9 knts Shear (0-3000m) pos: 3.8 neg: 5.5 tot: 9.3 10-3/s Storm rel Dir Shear (0-3000m): 89.6 deg Storm rel helicity (0-3000m) pos: 106.7 neg: -236.7 tot: -130.0 m^2/s^2 ave: -43.3 10^-3 m/s^2 rel: -0.03 Storm rel vorticity (0-3000m) horiz: 17.9 stream: -0.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.21 Bulk Shear: 256.98 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 88 15 124 33| 24.3 0.0 24.3| 0.0-226.1-226.1 -452.2 -0.72| 45.8-33.0 1000 41 15 108 24| 12.2 10.3 22.5| 19.9-236.2-216.3 -216.3 -0.37| 37.2-13.7 1500 356 16 105 12| 8.1 9.1 17.2| 30.5-236.7-206.2 -137.5 -0.26| 28.4 -7.3 2000 327 17 141 6| 6.1 8.2 14.3| 49.4-236.7-187.3 -93.6 -0.17| 23.1 -4.0 2500 311 19 191 7| 4.3 6.6 10.9| 83.8-236.7-152.9 -61.2 -0.08| 20.4 -1.5 3000 304 21 213 8| 3.8 5.5 9.3|106.7-236.7-130.0 -43.3 -0.03| 17.9 -0.5 4000 299 26 239 12| 3.3 5.0 8.3|152.4-237.2 -84.8 -21.2 0.03| 15.1 0.5 5000 297 30 248 15| 2.6 3.4 6.1|152.4-291.5-139.1 -27.8 -0.03| 13.1 -0.5 6000 296 30 249 16| 2.4 2.9 5.2|157.9-294.2-136.3 -22.7 -0.03| 11.6 -0.3 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251007.12.gif