UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 13 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 77 1 925 758 SFC 909 908 16.8 16.3 97 0.5 16.5 200 5 298.0 300.3 293.2 335.5 12.93 3 864 1341 16.0 13.5 85 2.5 14.4 333 28 301.5 303.6 293.0 334.9 11.33 4 850 1480 15.0 12.3 84 2.7 13.3 330 29 301.9 303.8 292.6 333.3 10.63 5 784 2161 10.4 10.0 97 0.4 10.2 304 30 304.0 305.8 292.7 333.5 9.88 6 726 2802 9.2 4.3 71 4.9 6.4 271 33 309.4 310.8 292.1 331.5 7.19 7 702 3080 7.0 3.4 78 3.6 4.9 256 38 310.0 311.3 292.1 331.5 6.98 8 700 3104 7.0 2.9 75 4.1 4.7 255 38 310.2 311.5 292.0 331.1 6.75 9 693 3187 7.4 1.4 66 6.0 4.1 253 39 311.6 312.7 291.9 330.6 6.12 10 627 4004 0.8 0.1 95 0.7 0.4 250 54 313.1 314.3 292.3 332.4 6.16 11 609 4239 -0.3 -0.3 100 0.0 -0.3 250 50 314.4 315.6 292.7 333.8 6.16 12 503 5753 -7.7 -8.9 91 1.2 -8.2 268 60 323.1 323.9 293.3 335.9 3.88 13 500 5800 -7.9 -9.1 91 1.2 -8.4 270 60 323.4 324.2 293.3 336.1 3.84 14 461 6423 -11.9 -12.4 96 0.5 -12.1 271 57 326.0 326.7 293.5 336.8 3.20 15 400 7490 -18.5 -20.3 86 1.8 -19.0 275 50 330.9 331.3 293.7 337.6 1.90 16 383 7814 -20.7 -23.0 82 2.3 -21.3 277 45 332.2 332.5 293.7 337.8 1.57 17 382 7833 -20.7 -23.0 82 2.3 -21.3 277 45 332.4 332.8 293.9 338.0 1.57 18 352 8435 -24.9 -27.9 76 3.0 -25.6 281 40 334.6 334.9 294.0 338.6 1.09 19 302 9533 -33.5 -35.0 86 1.5 -33.7 290 46 337.5 337.6 294.3 340.0 0.65 20 300 9580 -33.9 -35.9 82 2.0 -34.2 290 46 337.6 337.7 294.3 339.9 0.60 21 288 9865 -36.3 -39.8 70 3.5 -36.7 293 48 338.1 338.2 294.3 339.7 0.42 22 260 10566 -42.3 -44.8 76 2.5 -42.5 302 52 339.3 339.4 294.4 340.4 0.27 23 251 10803 -44.1 -46.6 76 2.5 -44.3 305 54 340.1 340.2 294.6 341.0 0.23 24 250 10830 -44.3 -47.0 74 2.7 -44.5 305 54 340.2 340.3 294.6 341.1 0.22 25 247 10911 -44.5 -51.5 46 7.0 -44.9 308 52 341.1 341.1 294.7 341.6 0.13 26 229 11413 -48.9 -52.1 69 3.2 -49.0 308 55 341.8 341.9 294.9 342.4 0.14 27 225 11529 -49.5 -55.5 49 6.0 -49.7 308 56 342.6 342.7 295.0 343.0 0.09 28 214 11855 -52.3 -54.2 80 1.9 -52.4 306 60 343.2 343.3 295.2 343.7 0.11 29 201 12258 -55.3 -58.8 65 3.5 -55.4 302 67 344.7 344.7 295.5 345.0 0.07 30 200 12290 -55.1 -61.1 47 6.0 -55.2 300 69 345.5 345.5 295.7 345.7 0.05 31 198 12354 -55.1 -65.1 28 10.0 -55.3 298 69 346.5 346.5 295.9 346.6 0.03 32 187 12714 -58.7 -64.7 46 6.0 -58.8 290 72 346.4 346.4 295.8 346.5 0.03 33 174 13162 -62.1 -72.1 25 10.0 -62.2 279 76 348.0 348.0 296.2 348.1 0.01 34 165 13489 -61.9 -76.9 12 15.0 -62.0 271 79 353.7 353.7 297.4 353.7 0.01 35 154 13911 -65.4 -77.5 17 12.1 -65.5 260 82 354.8 354.8 297.7 354.8 0.01 36 150 14070 -66.7 -77.7 20 11.0 -66.8 255 77 355.2 355.2 297.7 355.2 0.01 37 124 15210 -71.5 -83.5 15 12.0 -71.5 240 71 366.3 366.3 299.9 366.3 0.00 38 114 15712 -68.5 -84.5 8 16.0 -68.6 240 45 380.8 380.8 302.4 380.8 0.00 39 100 16490 -72.9 -84.9 15 12.0 -72.9 315 17 386.9 386.9 303.3 386.9 0.00 40 97 16668 -73.3 -85.3 14 12.0 -73.3 315 17 389.5 389.5 303.7 389.5 0.00 41 85 17439 -73.9 -86.9 12 13.0 -73.9 286 19 403.3 403.3 305.6 403.3 0.00 42 81 17723 -70.3 -87.3 7 17.0 -70.4 275 13 416.2 416.2 307.3 416.3 0.00 43 70 18590 -69.7 -88.7 5 19.0 -69.8 310 14 435.3 435.3 309.4 435.3 0.00 44 65 19033 -68.5 -88.5 4 20.0 -68.7 308 13 447.2 447.2 310.6 447.2 0.00 45 63 19220 -68.7 -88.7 4 20.0 -68.8 293 15 450.8 450.8 310.9 450.8 0.00 46 56 19938 -62.1 -88.1 2 26.0 -62.5 260 17 481.3 481.3 313.5 481.3 0.00 47 50 20640 -61.1 -88.1 2 27.0 -61.6 260 23 499.5 499.5 314.9 499.5 0.00 48 48 20893 -60.7 -88.7 1 28.0 -61.3 274 20 506.3 506.3 315.4 506.3 0.00 49 45 21293 -61.7 -88.7 2 27.0 -62.2 247 31 513.3 513.3 315.9 513.3 0.00 50 30 23830 -56.5 -88.5 1 32.0 -57.9 285 27 590.6 590.6 320.2 590.6 0.01 51 27 24501 -54.7 -87.7 1 33.0 -56.5 265 22 613.7 613.7 321.2 613.8 0.01 52 24 25249 -57.7 -88.7 1 31.0 -59.2 278 15 626.0 626.0 321.7 626.1 0.01 53 21 26104 -51.1 -86.1 1 35.0 -54.2 251 16 670.3 670.3 323.4 670.4 0.01 54 20 26420 -52.3 -87.3 1 35.0 -55.2 245 15 676.1 676.1 323.6 676.2 0.01 TRP 124 15210 -71.5 -83.5 15 12.0 -71.5 240 71 366.3 366.3 299.9 366.3 0.00 WND 154 13911 -65.4 -77.5 17 12.1 -65.5 260 82 354.8 354.8 297.7 354.8 0.01 Sounding variables and indices 1000-500 mb thick: 5723.00 m Freezing level: 613.91 mb = 4174.70 m = 13696.35 ft Wetbulb zero: 616.84 mb = 4135.67 m = 13568.32 ft Precipitable water: 1.43 inches Sfc-500 mean rel hum: 88.57 % Est. max temperature: 24.88 C = 76.78 F Sfc-Lift cond lev (LCL): 902.49 mb = 969.34 m = 3180.21 ft T: 16.69 C 700-500 lapse rate: 5.53 C/km ThetaE index: 2.86 C Layer 726.0- 627.0 mb Conv cond level (CCL): 812.75 mb = 1857.66 m = 6094.63 ft Mean mixing ratio: 11.24 g/kg Conv temperature: 21.74 C = 71.13 F Cap Strength: 1.99 C Lifted Index: 1.34 C Risk: Showers probable Lifted Index @300 mb: 3.70 C Lifted Index @700 mb: 1.18 C Showalter Index: 1.81 C Risk: Showers probable Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.20 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 265.60 Risk: None Energy Index: 0.51 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.53 J/kg Max Up Vert Vel: 7.00 m/s Conv Inhibition (B-): 81.38 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 834.72 mb = 1632.84 m = 5357.03 ft Lev Free Conv (LFC): 629.72 mb = 3968.81 m = 13020.89 ft Equ Level (EL): 579.72 mb = 4628.90 m = 15186.50 ft B at Equ Level: 24.03 J/kg Max Parcel Lev (MPL): 509.72 mb = 5648.16 m = 18530.48 ft Wind level data Storm motion: 300 at 32 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 ---------------------------------------------------------- 0 909 908 200 5 1.7 4.7 | 128 34 -26.4 20.6 1 908 914 5 10 -0.9 -10.0 | 102 30 -29.0 6.0 2 876 1219 335 28 11.8 -25.4 | 60 19 -16.3 -9.4 3 850 1480 330 29 14.5 -25.1 | 56 16 -13.6 -9.2 4 786 2134 305 30 24.6 -17.2 | 70 4 -3.6 -1.3 5 758 2438 290 26 24.4 -8.9 | 152 8 -3.7 7.1 6 700 3104 255 38 36.7 9.8 | 198 27 8.6 25.8 7 679 3353 250 40 37.6 13.7 | 198 31 9.4 29.6 8 629 3962 250 54 50.7 18.5 | 213 41 22.6 34.4 9 605 4267 250 49 46.0 16.8 | 209 37 17.9 32.7 10 583 4572 260 37 36.4 6.4 | 200 24 8.3 22.4 11 520 5486 260 61 60.1 10.6 | 230 42 31.9 26.5 12 500 5800 270 60 60.0 -0.0 | 243 36 31.9 15.9 13 481 6096 270 59 59.0 -0.0 | 243 35 30.9 15.9 14 400 7490 275 50 49.8 -4.4 | 242 25 21.7 11.6 15 361 8230 280 39 38.4 -6.8 | 228 14 10.3 9.2 16 300 9580 290 46 43.2 -15.7 | 269 15 15.1 0.2 17 250 10830 305 54 44.2 -31.0 | 313 22 16.1 -15.0 18 245 10973 310 51 39.1 -32.8 | 327 20 10.9 -16.8 19 203 12192 305 63 51.6 -36.1 | 311 31 23.5 -20.2 20 200 12290 300 69 59.8 -34.5 | 300 37 31.6 -18.6 21 154 13911 260 82 80.8 14.2 | 240 61 52.6 30.2 22 151 14021 260 82 80.8 14.2 | 240 61 52.6 30.2 23 150 14070 255 77 74.4 19.9 | 232 59 46.2 35.9 24 124 15210 240 71 61.5 35.5 | 213 61 33.3 51.4 25 123 15240 240 74 64.1 37.0 | 214 64 35.9 52.9 26 111 15850 240 36 31.2 18.0 | 185 34 3.0 33.9 27 106 16154 235 22 18.0 12.6 | 160 30 -10.1 28.6 28 100 16490 315 17 12.0 -12.0 | 104 17 -16.1 3.9 29 95 16764 315 17 12.0 -12.0 | 104 17 -16.1 3.9 30 91 17069 320 26 16.7 -19.9 | 71 12 -11.4 -4.0 31 82 17678 265 14 13.9 1.2 | 140 22 -14.2 17.2 32 78 17983 325 11 6.3 -9.0 | 108 23 -21.8 6.9 33 70 18590 310 14 10.7 -9.0 | 112 19 -17.4 6.9 34 70 18593 300 20 17.3 -10.0 | 119 12 -10.8 5.9 35 67 18898 320 12 7.7 -9.2 | 108 22 -20.4 6.8 36 60 19507 270 18 18.0 -0.0 | 148 19 -10.1 15.9 37 57 19812 265 17 16.9 1.5 | 147 21 -11.2 17.4 38 54 20117 255 16 15.5 4.1 | 148 24 -12.7 20.1 39 52 20422 285 10 9.7 -2.6 | 126 23 -18.5 13.4 40 50 20640 260 23 22.7 4.0 | 165 21 -5.5 19.9 41 49 20726 285 15 14.5 -3.9 | 131 18 -13.7 12.1 42 45 21336 245 32 29.0 13.5 | 182 29 0.9 29.5 43 41 21946 235 13 10.6 7.5 | 143 29 -17.5 23.4 44 39 22250 245 12 10.9 5.1 | 141 27 -17.3 21.0 45 37 22555 285 15 14.5 -3.9 | 131 18 -13.7 12.1 46 35 22860 280 31 30.5 -5.4 | 193 11 2.4 10.6 47 33 23165 315 29 20.5 -20.5 | 59 9 -7.6 -4.6 48 32 23470 310 30 23.0 -19.3 | 57 6 -5.2 -3.3 49 30 23774 270 25 25.0 -0.0 | 169 16 -3.1 15.9 50 30 23830 285 27 26.1 -7.0 | 167 9 -2.1 9.0 51 29 24079 300 25 21.7 -12.5 | 118 7 -6.5 3.4 52 26 24689 250 20 18.8 6.8 | 158 25 -9.3 22.8 53 25 24994 280 14 13.8 -2.4 | 133 20 -14.4 13.5 54 23 25603 275 16 15.9 -1.4 | 140 19 -12.2 14.5 55 22 25908 255 16 15.5 4.1 | 148 24 -12.7 20.1 56 20 26420 245 15 13.6 6.3 | 147 27 -14.5 22.3 57 19 26518 240 16 13.9 8.0 | 149 28 -14.3 23.9 58 18 26822 255 16 15.5 4.1 | 148 24 -12.7 20.1 Wind Parameters Mean winds (0-6000m): 269.5 at 43.1 knts Storm direction: 299.5 at 32.3 knts Shear (0-3000m) pos: 5.5 neg: 9.6 tot: 15.2 10-3/s Storm rel Dir Shear (0-3000m): 84.2 deg Storm rel helicity (0-3000m) pos: 116.8 neg: -228.5 tot: -111.8 m^2/s^2 ave: -37.3 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 16.9 stream: -1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 219.07 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 ------------------------------------------------------------------------------- 500 338 22 76 20| 33.2 0.0 33.2| 0.0-222.3-222.3 -444.6 -0.88| 38.4-33.7 1000 329 26 67 16| 16.6 4.7 21.2| 0.5-225.2-224.6 -224.6 -0.72| 23.9-17.1 1500 320 27 67 12| 11.1 6.5 17.5| 9.1-225.2-216.1 -144.1 -0.44| 20.1 -8.9 2000 309 28 79 7| 8.3 8.9 17.2| 33.6-225.2-191.6 -95.8 -0.23| 19.2 -4.4 2500 294 30 167 4| 6.6 9.6 16.2| 42.0-228.5-186.5 -74.6 -0.19| 17.9 -3.4 3000 282 33 203 10| 5.5 9.6 15.2|116.8-228.5-111.8 -37.3 -0.09| 16.9 -1.5 4000 272 36 208 17| 5.2 7.2 12.5|162.9-282.2-119.2 -29.8 -0.07| 16.0 -1.1 5000 269 40 216 21| 5.3 6.9 12.1|334.9-283.6 51.3 10.3 0.06| 15.4 1.0 6000 270 43 223 22| 4.5 5.7 10.3|335.4-286.8 48.6 8.1 0.06| 13.4 0.8 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251013.00.gif