UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 12 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 122 1 925 800 SFC 913 908 16.2 16.0 99 0.2 16.1 90 2 297.0 299.3 292.6 333.5 12.62 3 873 1291 14.0 14.0 100 0.0 14.0 73 12 298.5 300.6 292.3 332.2 11.59 4 850 1519 15.2 14.1 93 1.1 14.5 20 12 302.1 304.3 293.7 337.5 11.99 5 823 1794 16.2 11.9 76 4.3 13.4 349 15 305.9 307.9 293.9 338.1 10.70 6 700 3151 6.4 4.7 89 1.7 5.4 235 13 309.6 311.0 292.6 333.1 7.67 7 682 3364 4.4 3.9 97 0.5 4.1 247 16 309.7 311.1 292.4 332.5 7.44 8 659 3641 2.4 -0.6 81 3.0 0.8 264 21 310.5 311.5 291.1 327.8 5.56 9 651 3740 2.6 -6.4 51 9.0 -1.5 269 20 311.8 312.5 289.8 323.3 3.64 10 625 4068 0.0 -6.0 64 6.0 -2.7 285 16 312.4 313.2 290.2 324.9 3.91 11 619 4145 -0.5 -8.5 55 8.0 -4.0 288 15 312.7 313.4 289.7 323.1 3.25 12 615 4197 0.6 -28.4 9 29.0 -7.3 291 14 314.6 314.7 287.6 316.7 0.60 13 605 4328 1.6 -38.4 3 40.0 -7.4 299 12 317.2 317.3 288.1 318.1 0.23 14 585 4598 1.2 -38.8 3 40.0 -7.8 321 12 319.8 319.9 288.9 320.7 0.23 15 500 5840 -7.5 -43.5 4 36.0 -14.0 25 14 323.9 323.9 290.1 324.5 0.16 16 463 6433 -11.5 -46.5 4 35.0 -17.0 351 13 326.1 326.1 290.7 326.6 0.13 17 412 7318 -15.9 -45.9 6 30.0 -20.4 270 30 331.5 331.5 292.3 332.1 0.15 18 400 7540 -17.9 -47.9 5 30.0 -22.0 265 32 331.7 331.7 292.3 332.2 0.13 19 309 9405 -35.1 -52.1 16 17.0 -36.3 250 41 333.1 333.1 292.7 333.5 0.10 20 300 9610 -36.9 -51.9 20 15.0 -37.9 255 39 333.4 333.4 292.7 333.8 0.11 21 275 10204 -42.7 -49.7 46 7.0 -43.1 265 33 333.4 333.4 292.8 334.0 0.15 22 259 10606 -45.5 -58.5 22 13.0 -46.0 271 29 335.0 335.0 293.1 335.2 0.06 23 250 10840 -47.5 -58.5 27 11.0 -47.9 275 27 335.4 335.5 293.2 335.7 0.06 24 235 11245 -50.9 -60.9 30 10.0 -51.2 275 24 336.3 336.3 293.4 336.5 0.04 25 226 11497 -53.3 -56.7 66 3.4 -53.4 270 25 336.4 336.4 293.5 336.7 0.08 26 202 12208 -59.7 -66.7 40 7.0 -59.8 255 30 337.3 337.3 293.7 337.4 0.02 27 200 12270 -60.1 -66.1 45 6.0 -60.2 255 32 337.6 337.6 293.7 337.7 0.03 28 188 12655 -63.5 -65.5 76 2.0 -63.5 255 31 338.1 338.1 293.9 338.3 0.03 29 184 12787 -64.5 -69.5 50 5.0 -64.6 255 31 338.6 338.6 294.0 338.7 0.02 30 179 12956 -65.9 -68.8 67 2.9 -65.9 255 31 339.0 339.0 294.1 339.1 0.02 31 173 13163 -67.3 -71.6 54 4.3 -67.3 255 30 340.0 340.0 294.3 340.1 0.01 32 167 13377 -66.1 -75.1 27 9.0 -66.2 255 30 345.4 345.4 295.6 345.5 0.01 33 150 14030 -66.5 -80.5 12 14.0 -66.6 250 55 355.5 355.5 297.8 355.5 0.00 34 146 14193 -65.9 -80.9 11 15.0 -66.0 247 55 359.3 359.3 298.5 359.3 0.00 35 137 14577 -65.5 -82.2 8 16.8 -65.6 255 60 366.7 366.7 299.9 366.7 0.00 36 122 15280 -64.7 -84.7 5 20.0 -64.8 265 55 380.5 380.5 302.3 380.5 0.00 37 100 16470 -71.3 -86.3 9 15.0 -71.3 280 38 390.0 390.0 303.8 390.0 0.00 38 89 17156 -73.7 -87.7 10 14.0 -73.7 270 51 398.4 398.4 305.0 398.4 0.00 39 81 17706 -74.5 -88.5 10 14.0 -74.6 256 32 407.6 407.6 306.2 407.6 0.00 40 77 18006 -67.5 -89.5 3 22.0 -67.7 268 22 428.1 428.1 308.6 428.2 0.00 41 70 18580 -67.9 -89.9 3 22.0 -68.1 280 26 439.1 439.1 309.8 439.1 0.00 42 63 19212 -68.9 -89.9 3 21.0 -69.1 245 18 450.4 450.4 310.9 450.4 0.00 43 54 20154 -60.7 -88.7 1 28.0 -61.2 251 32 489.5 489.5 314.2 489.6 0.00 44 50 20630 -63.3 -89.3 2 26.0 -63.7 265 18 494.3 494.3 314.5 494.3 0.00 45 48 20880 -64.1 -90.1 2 26.0 -64.4 246 22 498.2 498.2 314.8 498.2 0.00 46 40 22011 -58.5 -88.5 1 30.0 -59.3 279 25 538.9 538.9 317.5 539.0 0.00 47 30 23820 -58.3 -89.3 1 31.0 -59.4 275 23 585.7 585.7 319.9 585.7 0.00 48 28 24256 -56.7 -88.7 1 32.0 -58.1 275 22 601.8 601.8 320.7 601.9 0.01 49 26 24724 -58.1 -89.1 1 31.0 -59.4 275 17 610.7 610.7 321.1 610.8 0.01 50 25 24973 -54.1 -88.1 1 34.0 -56.1 289 19 629.1 629.1 321.9 629.2 0.01 TRP 89 17156 -73.7 -87.7 10 14.0 -73.7 270 51 398.4 398.4 305.0 398.4 0.00 WND 137 14577 -65.5 -82.2 8 16.8 -65.6 255 60 366.7 366.7 299.9 366.7 0.00 Sounding variables and indices 1000-500 mb thick: 5718.00 m Freezing level: 625.00 mb = 4067.56 m = 13344.84 ft Freezing level: 617.18 mb = 4168.23 m = 13675.13 ft Freezing level: 573.28 mb = 4769.74 m = 15648.56 ft Wetbulb zero: 656.13 mb = 3676.56 m = 12062.06 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 55.17 % Est. max temperature: 26.62 C = 79.91 F Sfc-Lift cond lev (LCL): 910.49 mb = 931.58 m = 3056.33 ft T: 16.06 C 700-500 lapse rate: 5.17 C/km ThetaE index: 14.75 C Layer 700.0- 625.0 mb Conv cond level (CCL): 875.66 mb = 1265.17 m = 4150.77 ft Mean mixing ratio: 11.66 g/kg Conv temperature: 17.60 C = 63.68 F Cap Strength: 3.58 C Lifted Index: 1.33 C Risk: Showers probable Lifted Index @300 mb: 0.05 C Lifted Index @700 mb: 0.29 C Showalter Index: 0.33 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.60 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 207.20 Risk: None Energy Index: -2.46 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 79.87 J/kg Max Up Vert Vel: 12.64 m/s Conv Inhibition (B-): 111.02 J/kg Cap Strength: 3.47 C Lift Cond Lev (LCL): 844.52 mb = 1574.06 m = 5164.17 ft Lev Free Conv (LFC): 689.52 mb = 3274.01 m = 10741.38 ft Equ Level (EL): 609.52 mb = 4268.37 m = 14003.67 ft B at Equ Level: 69.93 J/kg Max Parcel Lev (MPL): 539.52 mb = 5238.42 m = 17186.20 ft Wind level data Storm motion: 349 at 9 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 ---------------------------------------------------------- 0 913 908 90 2 -2.0 0.0 | 158 10 -3.8 9.2 1 880 1219 90 12 -12.0 0.0 | 124 17 -13.8 9.2 2 850 1519 20 12 -4.1 -11.3 | 70 6 -5.9 -2.1 3 819 1829 345 15 3.9 -14.5 | 339 6 2.1 -5.3 4 790 2134 315 8 5.7 -5.7 | 228 5 3.9 3.5 5 762 2438 255 7 6.8 1.8 | 204 12 5.0 11.0 6 709 3048 230 13 10.0 8.4 | 205 19 8.2 17.5 7 700 3151 235 13 10.6 7.5 | 208 19 8.9 16.6 8 657 3658 265 21 20.9 1.8 | 240 22 19.1 11.0 9 632 3962 280 18 17.7 -3.1 | 249 17 15.9 6.0 10 609 4267 295 12 10.9 -5.1 | 246 10 9.1 4.1 11 586 4572 320 12 7.7 -9.2 | 270 6 5.9 -0.0 12 564 4877 350 11 1.9 -10.8 | 356 2 0.1 -1.7 13 543 5182 360 8 -0.0 -8.0 | 123 2 -1.8 1.2 14 523 5486 25 13 -5.5 -11.8 | 70 8 -7.3 -2.6 15 503 5791 30 14 -7.0 -12.1 | 71 9 -8.8 -3.0 16 500 5840 25 14 -5.9 -12.7 | 65 8 -7.7 -3.5 17 483 6096 10 13 -2.3 -12.8 | 48 5 -4.0 -3.6 18 465 6401 355 13 1.1 -13.0 | 10 4 -0.7 -3.8 19 446 6706 305 12 9.8 -6.9 | 254 8 8.0 2.3 20 429 7010 285 18 17.4 -4.7 | 254 16 15.6 4.5 21 412 7315 270 30 30.0 -0.0 | 252 30 28.2 9.2 22 400 7540 265 32 31.9 2.8 | 248 32 30.1 12.0 23 363 8230 260 32 31.5 5.6 | 244 33 29.7 14.7 24 320 9144 245 43 39.0 18.2 | 234 46 37.2 27.3 25 300 9610 255 39 37.7 10.1 | 242 41 35.9 19.3 26 250 10840 275 27 26.9 -2.4 | 255 26 25.1 6.8 27 233 11278 275 24 23.9 -2.1 | 252 23 22.1 7.1 28 202 12192 255 30 29.0 7.8 | 238 32 27.2 16.9 29 200 12270 255 32 30.9 8.3 | 239 34 29.1 17.4 30 166 13411 255 30 29.0 7.8 | 238 32 27.2 16.9 31 150 14030 250 55 51.7 18.8 | 241 57 49.9 28.0 32 143 14326 245 55 49.8 23.2 | 236 58 48.1 32.4 33 137 14577 255 60 58.0 15.5 | 246 61 56.2 24.7 34 129 14935 255 60 58.0 15.5 | 246 61 56.2 24.7 35 105 16154 290 42 39.5 -14.4 | 278 38 37.7 -5.2 36 100 16470 280 38 37.4 -6.6 | 266 36 35.6 2.6 37 95 16764 280 38 37.4 -6.6 | 266 36 35.6 2.6 38 89 17156 270 51 51.0 -0.0 | 259 50 49.2 9.2 39 86 17374 270 51 51.0 -0.0 | 259 50 49.2 9.2 40 81 17678 255 33 31.9 8.5 | 240 35 30.1 17.7 41 77 17983 265 22 21.9 1.9 | 241 23 20.1 11.1 42 74 18288 295 26 23.6 -11.0 | 275 22 21.8 -1.8 43 70 18580 280 26 25.6 -4.5 | 259 24 23.8 4.7 44 66 18898 285 27 26.1 -7.0 | 265 24 24.3 2.2 45 63 19202 245 18 16.3 7.6 | 221 22 14.5 16.8 46 60 19507 250 19 17.9 6.5 | 226 22 16.1 15.7 47 57 19812 285 16 15.5 -4.1 | 250 15 13.7 5.0 48 54 20117 250 33 31.0 11.3 | 235 36 29.2 20.5 49 50 20630 265 18 17.9 1.6 | 236 19 16.1 10.7 50 49 20726 230 25 19.2 16.1 | 215 31 17.4 25.2 51 45 21336 290 14 13.2 -4.8 | 249 12 11.4 4.4 52 37 22555 270 33 33.0 -0.0 | 254 33 31.2 9.2 53 35 22860 285 27 26.1 -7.0 | 265 24 24.3 2.2 54 32 23470 250 27 25.4 9.2 | 232 30 23.6 18.4 55 30 23774 300 18 15.6 -9.0 | 269 14 13.8 0.2 56 30 23820 275 23 22.9 -2.0 | 251 22 21.1 7.2 57 28 24079 275 22 21.9 -1.9 | 250 21 20.1 7.2 58 26 24384 275 17 16.9 -1.5 | 243 17 15.1 7.7 59 24 24689 305 21 17.2 -12.0 | 281 16 15.4 -2.9 60 22 24994 285 30 29.0 -7.8 | 267 27 27.2 1.4 61 21 25298 265 19 18.9 1.7 | 238 20 17.1 10.8 Wind Parameters Mean winds (0-6000m): 318.9 at 12.5 knts Storm direction: 348.9 at 9.3 knts Shear (0-3000m) pos: 2.1 neg: 2.3 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 90.2 deg Storm rel helicity (0-3000m) pos: 82.3 neg: -87.8 tot: -5.5 m^2/s^2 ave: -1.8 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 12.7 stream: -4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.75 Bulk Shear: 45.71 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 79 9 126 13| 0.0 11.0 11.0| 0.0 -48.2 -48.2 -96.4 -0.75| 19.4-14.6 1000 32 11 88 8| 0.0 7.2 7.2| 0.0 -69.7 -69.7 -69.7 -0.80| 18.3-14.7 1500 8 10 72 3| 0.0 3.1 3.1| 0.0 -84.5 -84.5 -56.3 -0.78| 16.9-13.1 2000 341 10 282 2| 0.0 3.4 3.4| 1.3 -86.3 -85.0 -42.5 -0.69| 14.2 -9.9 2500 293 11 239 10| 1.3 2.7 4.1| 33.9 -87.8 -53.9 -21.6 -0.51| 13.0 -6.7 3000 279 12 235 13| 2.1 2.3 4.4| 82.3 -87.8 -5.5 -1.8 -0.32| 12.7 -4.1 4000 290 13 244 11| 2.4 1.7 4.1| 94.3 -89.0 5.3 1.3 -0.17| 12.0 -2.1 5000 310 12 261 8| 2.5 1.4 3.9| 95.1 -94.1 1.0 0.2 -0.16| 10.9 -1.8 6000 319 12 272 6| 2.1 2.9 5.0| 96.1-112.2 -16.1 -2.7 -0.24| 11.0 -2.7 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251012.00.gif