UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 20 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 230 1 925 887 120 8 SFC 923 908 10.8 9.4 91 1.4 10.0 120 8 290.5 292.0 286.5 313.3 8.04 3 922 917 11.8 8.8 82 3.0 10.1 120 8 291.6 293.0 286.6 313.7 7.73 4 873 1367 6.2 6.2 100 0.0 6.2 109 19 290.4 291.6 285.2 309.8 6.82 5 850 1585 4.8 4.1 95 0.7 4.4 105 21 291.2 292.2 284.8 308.5 6.04 6 834 1740 3.6 3.6 100 0.0 3.6 96 20 291.5 292.6 284.8 308.6 5.95 7 785 2230 0.8 0.1 95 0.7 0.5 101 22 293.6 294.5 284.5 307.9 4.91 8 759 2500 -0.7 -1.2 96 0.5 -0.9 121 23 294.8 295.6 284.7 308.4 4.62 9 755 2543 3.4 -16.6 21 20.0 -3.3 125 22 299.7 299.9 283.0 304.1 1.38 10 754 2554 4.0 -22.0 13 26.0 -3.8 126 22 300.5 300.6 282.7 303.3 0.87 11 729 2828 4.4 -42.6 2 47.0 -5.0 150 18 303.8 303.8 283.1 304.3 0.12 12 700 3158 2.0 -34.0 5 36.0 -6.2 160 20 304.7 304.8 283.7 305.8 0.31 13 577 4686 -7.3 -47.3 2 40.0 -13.3 205 30 311.1 311.1 285.8 311.5 0.09 14 575 4713 -6.9 -47.9 2 41.0 -13.1 207 30 311.9 311.9 286.1 312.2 0.09 15 554 5003 -7.3 -54.3 1 47.0 -13.6 224 37 314.8 314.8 287.1 314.9 0.04 16 500 5790 -13.9 -56.9 1 43.0 -18.6 225 37 316.1 316.1 287.5 316.2 0.03 17 496 5851 -14.3 -58.3 1 44.0 -18.8 226 37 316.3 316.3 287.6 316.4 0.03 18 410 7270 -23.3 -56.3 3 33.0 -26.1 230 51 322.4 322.4 289.5 322.6 0.05 19 400 7450 -25.1 -56.1 4 31.0 -27.6 230 52 322.4 322.4 289.5 322.6 0.05 20 316 9116 -39.7 -50.7 30 11.0 -40.4 245 64 324.6 324.6 290.3 325.0 0.12 21 312 9203 -40.3 -54.3 21 14.0 -41.0 245 63 324.9 324.9 290.3 325.2 0.08 22 300 9470 -41.7 -60.7 11 19.0 -42.4 245 57 326.6 326.6 290.8 326.7 0.04 23 288 9745 -42.9 -64.9 7 22.0 -43.6 245 57 328.7 328.7 291.4 328.8 0.02 24 250 10690 -46.3 -69.3 6 23.0 -46.9 250 71 337.2 337.2 293.6 337.3 0.01 25 229 11272 -46.9 -74.9 3 28.0 -47.5 252 75 344.9 344.9 295.5 344.9 0.01 26 200 12160 -51.5 -76.5 3 25.0 -51.9 255 80 351.2 351.2 296.9 351.2 0.01 27 172 13127 -55.4 -79.8 3 24.4 -55.7 260 88 360.2 360.2 298.7 360.2 0.00 28 154 13825 -58.3 -82.3 3 24.0 -58.5 256 82 366.9 366.9 300.0 366.9 0.00 29 150 13990 -59.7 -81.7 4 22.0 -59.9 255 79 367.2 367.2 300.1 367.2 0.00 30 137 14552 -62.9 -83.9 4 21.0 -63.0 251 82 371.2 371.2 300.8 371.2 0.00 31 129 14923 -62.9 -83.9 4 21.0 -63.1 247 75 377.7 377.7 301.9 377.7 0.00 32 114 15674 -67.9 -85.9 6 18.0 -68.0 242 59 382.0 382.0 302.6 382.0 0.00 33 100 16460 -68.9 -86.9 6 18.0 -69.0 235 60 394.6 394.6 304.5 394.6 0.00 34 95 16766 -70.3 -87.3 7 17.0 -70.4 240 50 397.7 397.7 304.9 397.7 0.00 35 73 18354 -64.1 -88.1 2 24.0 -64.3 197 20 441.9 441.9 310.1 441.9 0.00 36 70 18610 -64.9 -88.9 2 24.0 -65.1 125 3 445.5 445.5 310.4 445.5 0.00 37 62 19351 -66.1 -89.1 3 23.0 -66.3 52 8 458.6 458.6 311.7 458.6 0.00 38 53 20317 -60.7 -88.7 1 28.0 -61.2 295 13 492.2 492.2 314.4 492.2 0.00 39 50 20680 -61.7 -88.7 2 27.0 -62.1 345 4 498.1 498.1 314.8 498.1 0.00 40 46 21196 -63.1 -90.1 1 27.0 -63.5 275 3 506.7 506.7 315.4 506.7 0.00 41 36 22726 -57.5 -87.5 1 30.0 -58.5 136 9 558.0 558.0 318.5 558.0 0.01 42 34 23085 -59.9 -88.9 1 29.0 -60.7 111 17 560.9 560.9 318.7 560.9 0.00 43 30 23870 -58.9 -87.9 1 29.0 -59.9 125 8 584.1 584.1 319.9 584.1 0.01 44 21 26130 -54.7 -86.7 1 32.0 -56.9 85 15 659.5 659.5 323.0 659.5 0.01 TRP 95 16766 -70.3 -87.3 7 17.0 -70.4 240 50 397.7 397.7 304.9 397.7 0.00 WND 172 13127 -55.4 -79.8 3 24.4 -55.7 260 88 360.2 360.2 298.7 360.2 0.00 Sounding variables and indices 1000-500 mb thick: 5560.00 m Freezing level: 771.13 mb = 2374.10 m = 7788.96 ft Freezing level: 758.32 mb = 2507.57 m = 8226.83 ft Freezing level: 673.55 mb = 3486.63 m = 11438.94 ft Wetbulb zero: 775.97 mb = 2322.80 m = 7620.64 ft Precipitable water: 0.43 inches Sfc-500 mean rel hum: 33.06 % Est. max temperature: 14.33 C = 57.80 F Sfc-Lift cond lev (LCL): 903.67 mb = 1082.62 m = 3551.86 ft T: 9.74 C 700-500 lapse rate: 6.04 C/km ThetaE index: 5.17 C Layer 873.0- 834.0 mb Conv cond level (CCL): 867.25 mb = 1421.32 m = 4663.06 ft Mean mixing ratio: 6.70 g/kg Conv temperature: 10.87 C = 51.56 F Cap Strength: 8.97 C Lifted Index: 8.23 C Risk: None Lifted Index @300 mb: 11.81 C Lifted Index @700 mb: 5.96 C Showalter Index: 9.34 C Risk: None Total Totals Index: 36.70 C Risk: None Vertical Totals Index: 18.70 C Cross Totals Index: 18.00 C K Index: -13.20 Risk: None Sweat Index: 128.20 Risk: None Energy Index: 1.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.11 J/kg Max Up Vert Vel: 7.23 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.95 C Lift Cond Lev (LCL): 860.82 mb = 1481.97 m = 4862.04 ft Lev Free Conv (LFC): 855.82 mb = 1529.43 m = 5017.75 ft Equ Level (EL): 755.82 mb = 2534.18 m = 8314.13 ft B at Equ Level: 18.58 J/kg Max Parcel Lev (MPL): 745.82 mb = 2642.60 m = 8669.84 ft Wind level data Storm motion: 226 at 21 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 ---------------------------------------------------------- 0 923 908 120 8 -6.9 4.0 | 64 25 -22.2 -10.9 1 856 1524 105 23 -22.2 6.0 | 77 39 -37.5 -9.0 2 850 1585 105 21 -20.3 5.4 | 75 37 -35.6 -9.5 3 825 1829 90 20 -20.0 0.0 | 67 38 -35.3 -14.9 4 794 2134 95 21 -20.9 1.8 | 70 38 -36.2 -13.1 5 765 2438 115 24 -21.8 10.1 | 83 37 -37.0 -4.8 6 710 3048 170 15 -2.6 14.8 | 89 18 -17.9 -0.2 7 700 3158 160 20 -6.8 18.8 | 100 22 -22.1 3.8 8 683 3353 155 21 -8.9 19.0 | 100 24 -24.1 4.1 9 607 4267 195 25 6.5 24.1 | 136 13 -8.8 9.2 10 584 4572 195 27 7.0 26.1 | 143 14 -8.3 11.1 11 562 4877 225 35 24.7 24.7 | 224 14 9.5 9.8 12 520 5486 220 45 28.9 34.5 | 215 24 13.7 19.5 13 500 5790 225 37 26.2 26.2 | 224 16 10.9 11.2 14 500 5791 225 36 25.5 25.5 | 224 15 10.2 10.5 15 480 6096 230 41 31.4 26.4 | 235 20 16.1 11.4 16 400 7450 230 52 39.8 33.4 | 233 31 24.6 18.5 17 358 8230 235 54 44.2 31.0 | 241 33 29.0 16.0 18 314 9144 245 64 58.0 27.0 | 254 44 42.7 12.1 19 300 9470 245 57 51.7 24.1 | 256 38 36.4 9.1 20 288 9754 245 57 51.7 24.1 | 256 38 36.4 9.1 21 275 10058 245 71 64.3 30.0 | 253 51 49.1 15.1 22 250 10690 250 71 66.7 24.3 | 260 52 51.4 9.3 23 200 12160 255 80 77.3 20.7 | 265 62 62.0 5.8 24 181 12802 265 81 80.7 7.1 | 277 66 65.4 -7.9 25 172 13127 260 88 86.7 15.3 | 270 71 71.4 0.3 26 164 13411 260 88 86.7 15.3 | 270 71 71.4 0.3 27 150 13990 255 79 76.3 20.4 | 265 61 61.0 5.5 28 149 14021 245 78 70.7 33.0 | 252 58 55.4 18.0 29 142 14326 255 80 77.3 20.7 | 265 62 62.0 5.8 30 135 14630 250 83 78.0 28.4 | 258 64 62.7 13.4 31 116 15545 240 58 50.2 29.0 | 248 38 35.0 14.1 32 105 16154 250 61 57.3 20.9 | 262 42 42.0 5.9 33 100 16460 235 60 49.1 34.4 | 240 39 33.9 19.5 34 95 16764 235 60 49.1 34.4 | 240 39 33.9 19.5 35 95 16766 240 50 43.3 25.0 | 250 30 28.0 10.1 36 90 17069 240 48 41.6 24.0 | 251 28 26.3 9.1 37 78 17983 225 29 20.5 20.5 | 223 8 5.2 5.6 38 74 18288 195 21 5.4 20.3 | 118 11 -9.8 5.3 39 70 18593 205 15 6.3 13.6 | 81 9 -8.9 -1.4 40 70 18610 125 3 -2.5 1.7 | 53 22 -17.7 -13.2 41 67 18898 135 3 -2.1 2.1 | 54 22 -17.4 -12.8 42 61 19507 25 10 -4.2 -9.1 | 39 31 -19.5 -24.0 43 55 20117 285 16 15.5 -4.1 | 359 19 0.2 -19.1 44 52 20422 300 12 10.4 -6.0 | 13 22 -4.9 -20.9 45 50 20680 345 4 1.0 -3.9 | 37 24 -14.2 -18.8 46 41 21946 175 1 -0.1 1.0 | 48 21 -15.4 -14.0 47 35 22860 130 10 -7.7 6.4 | 70 24 -22.9 -8.5 48 34 23165 105 20 -19.3 5.2 | 74 36 -34.6 -9.8 49 30 23870 125 8 -6.6 4.6 | 65 24 -21.8 -10.4 50 28 24079 65 18 -16.3 -7.6 | 54 39 -31.6 -22.6 51 26 24384 145 10 -5.7 8.2 | 72 22 -21.0 -6.8 52 24 24689 85 18 -17.9 -1.6 | 64 37 -33.2 -16.5 53 20 25298 85 14 -13.9 -1.2 | 61 33 -29.2 -16.2 54 17 25908 105 21 -20.3 5.4 | 75 37 -35.6 -9.5 55 16 26213 85 19 -18.9 -1.7 | 64 38 -34.2 -16.6 56 15 26518 95 20 -19.9 1.7 | 69 38 -35.2 -13.2 Wind Parameters Mean winds (0-6000m): 195.6 at 28.5 knts Storm direction: 225.6 at 21.4 knts Shear (0-3000m) pos: 5.2 neg: 2.4 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 54.8 deg Storm rel helicity (0-3000m) pos: 251.2 neg: -60.2 tot: 191.0 m^2/s^2 ave: 63.7 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 4.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.21 Bulk Shear: 125.74 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 ------------------------------------------------------------------------------- 500 110 14 70 30| 0.0 12.8 12.8| 45.6 0.0 45.6 91.2 0.48| 12.9 6.2 1000 104 17 71 34| 0.0 7.1 7.1| 50.8 -57.0 -6.2 -6.2 0.04| 11.1 0.4 1500 102 19 72 35| 3.1 4.7 7.8|141.3 -57.0 84.3 56.2 0.32| 10.5 3.3 2000 109 19 76 35| 5.3 3.5 8.8|194.8 -57.0 137.8 68.9 0.33| 12.4 4.1 2500 118 19 80 33| 4.7 2.8 7.5|216.6 -60.2 156.3 62.5 0.33| 12.0 4.0 3000 128 20 85 31| 5.2 2.4 7.6|251.2 -60.2 191.0 63.7 0.38| 11.5 4.4 4000 152 22 99 26| 6.6 1.8 8.4|333.1 -60.2 272.9 68.2 0.53| 12.1 6.4 5000 178 25 123 19| 4.9 1.1 6.0|352.9 -72.6 280.3 56.1 0.45| 11.7 5.3 6000 196 28 149 15| 4.6 0.8 5.4|362.2 -75.4 286.8 47.8 0.42| 10.7 4.5 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251020.12.gif