UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 21 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 244 1 925 901 100 8 SFC 924 908 11.8 8.3 79 3.5 9.8 100 8 291.5 292.8 286.3 312.7 7.45 3 882 1296 7.2 6.2 93 1.0 6.6 81 22 290.6 291.8 285.2 309.9 6.75 4 850 1600 5.2 4.5 95 0.7 4.8 85 24 291.6 292.7 285.1 309.4 6.22 5 839 1706 4.2 4.2 100 0.0 4.2 85 26 291.6 292.7 285.1 309.3 6.17 6 799 2101 2.0 1.1 94 0.9 1.5 76 24 293.4 294.3 284.8 308.5 5.19 7 796 2132 6.2 -23.8 9 30.0 -2.5 75 24 298.2 298.3 281.5 300.5 0.70 8 780 2299 10.0 -28.0 5 38.0 -0.9 64 22 304.0 304.1 283.7 305.7 0.49 9 765 2460 9.4 -30.6 4 40.0 -1.5 55 20 305.0 305.1 284.0 306.4 0.39 10 700 3190 5.2 -35.8 3 41.0 -4.6 70 17 308.2 308.3 285.0 309.2 0.26 11 688 3331 4.6 -36.4 3 41.0 -5.0 73 16 309.1 309.1 285.3 310.0 0.25 12 575 4762 -6.9 -44.9 3 38.0 -13.0 139 12 311.9 311.9 286.2 312.4 0.12 13 500 5840 -13.1 -58.1 1 45.0 -18.0 195 17 317.1 317.1 287.8 317.2 0.03 14 404 7427 -23.1 -50.1 7 27.0 -25.9 218 37 324.0 324.1 290.1 324.4 0.10 15 400 7500 -23.7 -49.7 7 26.0 -26.3 220 38 324.2 324.2 290.2 324.6 0.10 16 300 9530 -40.1 -47.1 47 7.0 -40.6 235 44 328.8 328.9 291.6 329.6 0.18 17 293 9691 -41.3 -47.3 52 6.0 -41.7 236 45 329.4 329.4 291.7 330.1 0.18 18 276 10095 -44.1 -56.1 25 12.0 -44.6 237 49 331.0 331.0 292.0 331.3 0.07 19 250 10750 -50.1 -55.1 55 5.0 -50.3 240 54 331.6 331.6 292.2 331.9 0.09 20 249 10776 -50.3 -55.1 57 4.8 -50.5 240 54 331.7 331.7 292.3 332.0 0.09 21 237 11097 -52.7 -63.7 25 11.0 -52.9 237 55 332.8 332.8 292.5 332.9 0.03 22 234 11180 -52.1 -70.1 10 18.0 -52.4 236 56 334.9 334.9 293.0 334.9 0.01 23 218 11640 -51.9 -72.9 6 21.0 -52.2 258 56 342.0 342.0 294.8 342.1 0.01 24 205 12039 -51.1 -76.1 4 25.0 -51.5 252 63 349.4 349.4 296.5 349.4 0.01 25 200 12200 -51.9 -76.9 3 25.0 -52.3 255 67 350.6 350.6 296.8 350.6 0.01 26 193 12430 -52.8 -77.6 3 24.8 -53.2 255 67 352.7 352.7 297.2 352.7 0.01 27 150 14030 -59.5 -82.5 4 23.0 -59.7 250 50 367.6 367.6 300.1 367.6 0.00 28 100 16500 -68.7 -86.7 6 18.0 -68.8 230 30 395.0 395.0 304.5 395.0 0.00 29 84 17538 -71.7 -87.7 7 16.0 -71.8 235 25 409.1 409.1 306.4 409.1 0.00 30 70 18630 -66.3 -89.3 3 23.0 -66.5 150 22 442.5 442.5 310.1 442.6 0.00 31 63 19274 -62.3 -88.3 2 26.0 -62.6 119 19 464.9 464.9 312.2 464.9 0.00 32 58 19780 -65.1 -90.1 2 25.0 -65.4 45 23 469.7 469.7 312.6 469.7 0.00 33 50 20690 -62.3 -89.3 2 27.0 -62.7 10 7 496.7 496.7 314.7 496.7 0.00 34 30 23870 -58.5 -88.5 1 30.0 -59.6 130 17 585.2 585.2 319.9 585.2 0.01 35 21 26137 -53.9 -86.9 1 33.0 -56.3 83 33 661.9 661.9 323.2 662.0 0.01 36 20 26450 -54.1 -86.1 1 32.0 -56.5 80 36 670.6 670.6 323.4 670.7 0.01 37 19 26779 -54.3 -86.3 1 32.0 -56.8 79 36 679.9 679.9 323.7 680.0 0.01 TRP 84 17538 -71.7 -87.7 7 16.0 -71.8 235 25 409.1 409.1 306.4 409.1 0.00 WND 193 12430 -52.8 -77.6 3 24.8 -53.2 255 67 352.7 352.7 297.2 352.7 0.01 Sounding variables and indices 1000-500 mb thick: 5596.00 m Freezing level: 642.80 mb = 3903.31 m = 12805.98 ft Wetbulb zero: 797.85 mb = 2113.14 m = 6932.78 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 24.70 % Est. max temperature: 24.46 C = 76.03 F Sfc-Lift cond lev (LCL): 876.41 mb = 1348.02 m = 4422.58 ft T: 6.86 C 700-500 lapse rate: 6.91 C/km ThetaE index: 12.25 C Layer 882.0- 780.0 mb Conv cond level (CCL): 854.00 mb = 1561.34 m = 5122.44 ft Mean mixing ratio: 6.62 g/kg Conv temperature: 11.80 C = 53.24 F Cap Strength: 9.47 C Lifted Index: 9.09 C Risk: None Lifted Index @300 mb: 13.43 C Lifted Index @700 mb: 9.22 C Showalter Index: 9.56 C Risk: None Total Totals Index: 35.90 C Risk: None Vertical Totals Index: 18.30 C Cross Totals Index: 17.60 C K Index: -18.20 Risk: None Sweat Index: 119.00 Risk: None Energy Index: 1.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.51 J/kg Max Up Vert Vel: 4.36 m/s Conv Inhibition (B-): 0.11 J/kg Cap Strength: 9.42 C Lift Cond Lev (LCL): 856.51 mb = 1537.14 m = 5043.05 ft Lev Free Conv (LFC): 841.51 mb = 1681.70 m = 5517.31 ft Equ Level (EL): 801.51 mb = 2076.06 m = 6811.13 ft B at Equ Level: 4.25 J/kg Max Parcel Lev (MPL): 791.51 mb = 2178.62 m = 7147.63 ft Wind level data Storm motion: 145 at 14 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 ---------------------------------------------------------- 0 924 908 100 8 -7.9 1.4 | 359 10 0.2 -10.3 1 890 1219 80 22 -21.7 -3.8 | 41 21 -13.6 -15.5 2 850 1600 85 24 -23.9 -2.1 | 49 21 -15.9 -13.7 3 827 1829 85 29 -28.9 -2.5 | 56 25 -20.8 -14.2 4 796 2134 75 24 -23.2 -6.2 | 40 23 -15.1 -17.9 5 767 2438 55 20 -16.4 -11.5 | 20 25 -8.3 -23.1 6 700 3190 70 17 -16.0 -5.8 | 24 19 -7.9 -17.5 7 660 3658 80 15 -14.8 -2.6 | 25 16 -6.7 -14.3 8 611 4267 105 15 -14.5 3.9 | 40 10 -6.4 -7.8 9 587 4572 125 12 -9.8 6.9 | 21 5 -1.8 -4.8 10 565 4877 150 12 -6.0 10.4 | 302 2 2.0 -1.3 11 544 5182 150 17 -8.5 14.7 | 172 3 -0.5 3.1 12 503 5791 190 17 3.0 16.7 | 245 12 11.0 5.1 13 500 5840 195 17 4.4 16.4 | 249 13 12.4 4.8 14 483 6096 190 20 3.5 19.7 | 235 14 11.5 8.0 15 400 7500 220 38 24.4 29.1 | 242 37 32.5 17.5 16 361 8230 225 41 29.0 29.0 | 245 41 37.0 17.3 17 331 8839 235 40 32.8 22.9 | 255 42 40.8 11.3 18 300 9530 235 44 36.0 25.2 | 253 46 44.1 13.6 19 250 10750 240 54 46.8 27.0 | 254 57 54.8 15.4 20 231 11278 235 56 45.9 32.1 | 249 58 53.9 20.5 21 220 11582 260 55 54.2 9.6 | 272 62 62.2 -2.1 22 210 11887 250 60 56.4 20.5 | 262 65 64.4 8.9 23 200 12200 255 67 64.7 17.3 | 266 73 72.8 5.7 24 193 12430 255 67 64.7 17.3 | 266 73 72.8 5.7 25 191 12497 255 67 64.7 17.3 | 266 73 72.8 5.7 26 165 13411 260 64 63.0 11.1 | 270 71 71.1 -0.5 27 158 13716 250 65 61.1 22.2 | 261 70 69.1 10.6 28 150 14030 250 50 47.0 17.1 | 264 55 55.0 5.5 29 143 14326 255 49 47.3 12.7 | 269 55 55.4 1.0 30 136 14630 250 61 57.3 20.9 | 262 66 65.4 9.2 31 117 15545 255 46 44.4 11.9 | 270 52 52.5 0.3 32 101 16459 220 41 26.4 31.4 | 240 40 34.4 19.8 33 100 16500 230 30 23.0 19.3 | 256 32 31.0 7.6 34 96 16764 230 30 23.0 19.3 | 256 32 31.0 7.6 35 86 17374 235 37 30.3 21.2 | 256 40 38.4 9.6 36 84 17538 235 25 20.5 14.3 | 265 29 28.5 2.7 37 78 17983 240 26 22.5 13.0 | 267 31 30.6 1.4 38 74 18288 210 34 17.0 29.4 | 235 31 25.0 17.8 39 70 18593 175 29 -2.5 28.9 | 198 18 5.5 17.2 40 70 18630 150 22 -11.0 19.1 | 158 8 -3.0 7.4 41 67 18898 170 23 -4.0 22.7 | 200 12 4.1 11.0 42 64 19202 130 18 -13.8 11.6 | 89 6 -5.7 -0.1 43 61 19507 85 23 -22.9 -2.0 | 47 20 -14.9 -13.7 44 58 19812 40 23 -14.8 -17.6 | 13 30 -6.7 -29.3 45 55 20117 340 21 7.2 -19.7 | 334 35 15.2 -31.4 46 52 20422 310 11 8.4 -7.1 | 319 25 16.5 -18.7 47 50 20690 10 7 -1.2 -6.9 | 340 20 6.8 -18.5 48 50 20726 5 4 -0.3 -4.0 | 334 17 7.7 -15.6 49 47 21031 25 10 -4.2 -9.1 | 350 21 3.8 -20.7 50 45 21336 20 15 -5.1 -14.1 | 354 26 2.9 -25.7 51 43 21641 10 10 -1.7 -9.8 | 344 22 6.3 -21.5 52 39 22250 45 1 -0.7 -0.7 | 329 14 7.3 -12.4 53 37 22555 105 10 -9.7 2.6 | 10 9 -1.6 -9.1 54 35 22860 95 17 -16.9 1.5 | 41 14 -8.9 -10.2 55 32 23470 90 19 -19.0 0.0 | 43 16 -11.0 -11.6 56 30 23870 130 17 -13.0 10.9 | 82 5 -5.0 -0.7 57 29 24079 95 20 -19.9 1.7 | 50 15 -11.9 -9.9 58 28 24384 100 24 -23.6 4.2 | 64 17 -15.6 -7.5 59 25 24994 110 30 -28.2 10.3 | 86 20 -20.1 -1.4 60 22 25908 85 30 -29.9 -2.6 | 57 26 -21.8 -14.3 61 20 26450 80 36 -35.5 -6.3 | 57 33 -27.4 -17.9 62 16 27127 75 38 -36.7 -9.8 | 53 36 -28.7 -21.5 Wind Parameters Mean winds (0-6000m): 115.4 at 18.9 knts Storm direction: 145.4 at 14.2 knts Shear (0-3000m) pos: 2.0 neg: 2.7 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 31.9 deg Storm rel helicity (0-3000m) pos: 78.1 neg: -93.6 tot: -15.5 m^2/s^2 ave: -5.2 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.70 Bulk Shear: 13.66 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 83 18 35 17| 0.0 16.0 16.0| 39.4 0.0 39.4 78.8 0.67| 16.7 11.1 1000 84 22 44 19| 0.0 10.4 10.4| 62.1 -10.0 52.1 52.1 0.55| 12.2 6.8 1500 80 22 42 21| 0.0 5.3 5.3| 62.1 -90.0 -27.8 -18.6 0.01| 12.5 0.2 2000 76 22 37 21| 0.9 4.0 4.9| 68.5 -93.6 -25.1 -12.5 0.03| 10.4 0.3 2500 74 21 35 21| 1.5 3.2 4.6| 72.2 -93.6 -21.4 -8.6 0.04| 9.0 0.4 3000 75 20 34 20| 2.0 2.7 4.6| 78.1 -93.6 -15.5 -5.2 0.07| 8.3 0.6 4000 82 18 35 17| 3.1 2.0 5.1| 83.4 -99.8 -16.5 -4.1 -0.02| 8.1 -0.1 5000 95 18 44 14| 3.7 1.6 5.3| 97.6-101.9 -4.4 -0.9 0.04| 8.3 0.3 6000 115 19 68 10| 4.2 1.3 5.5|103.8-113.5 -9.7 -1.6 0.01| 8.2 0.1 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251021.12.gif