UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 22 APR 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 154 1 925 824 100 4 SFC 916 908 14.4 13.1 92 1.3 13.6 100 4 294.9 296.7 290.2 324.7 10.39 3 850 1534 10.6 10.4 99 0.2 10.5 60 7 297.3 298.9 290.1 324.4 9.36 4 790 2141 7.0 6.4 96 0.6 6.6 52 7 299.7 301.1 289.5 322.3 7.65 5 758 2483 9.8 -7.2 29 17.0 2.2 166 7 306.3 306.8 287.2 315.5 2.93 6 700 3140 6.0 -10.0 31 16.0 -0.7 220 8 309.1 309.6 287.8 317.3 2.55 7 661 3607 4.4 -25.6 9 30.0 -4.6 262 18 312.4 312.6 287.1 314.9 0.72 8 651 3731 5.0 -32.0 5 37.0 -4.8 269 21 314.5 314.6 287.4 315.9 0.40 9 593 4483 -0.5 -35.5 5 35.0 -8.6 256 24 316.6 316.7 288.0 317.7 0.31 10 548 5109 -2.9 -47.9 2 45.0 -10.8 243 28 321.0 321.0 289.2 321.3 0.09 11 532 5344 -3.1 -33.1 8 30.0 -10.5 238 30 323.5 323.6 290.3 325.1 0.44 12 500 5830 -7.3 -34.3 10 27.0 -13.4 245 37 324.1 324.2 290.5 325.7 0.42 13 490 5988 -8.7 -34.7 10 26.0 -14.3 248 38 324.3 324.4 290.5 325.8 0.41 14 468 6344 -10.9 -19.9 47 9.0 -13.8 250 44 325.9 326.2 292.2 331.7 1.68 15 453 6595 -11.5 -37.5 10 26.0 -16.7 265 42 328.2 328.2 291.6 329.4 0.34 16 446 6715 -12.1 -33.1 16 21.0 -16.7 275 40 328.9 329.0 291.9 330.8 0.53 17 406 7428 -17.7 -26.7 45 9.0 -20.0 260 44 330.6 330.8 292.9 334.4 1.06 18 400 7540 -18.9 -23.9 65 5.0 -20.3 260 42 330.4 330.7 293.2 335.4 1.39 19 396 7614 -19.7 -23.0 75 3.3 -20.6 260 42 330.3 330.6 293.2 335.7 1.52 20 376 7997 -20.5 -27.5 53 7.0 -22.2 256 52 334.2 334.4 293.9 338.1 1.06 21 354 8438 -24.1 -27.9 71 3.8 -24.9 259 61 335.2 335.4 294.1 339.2 1.09 22 328 8988 -28.5 -33.0 65 4.5 -29.3 257 67 336.5 336.7 294.1 339.2 0.72 23 300 9620 -32.3 -42.3 36 10.0 -33.4 255 73 339.9 339.9 294.6 341.1 0.31 24 273 10283 -36.1 -46.1 35 10.0 -37.0 246 91 343.6 343.7 295.4 344.5 0.22 25 250 10890 -41.5 -53.5 26 12.0 -42.2 250 84 344.4 344.4 295.4 344.8 0.10 26 218 11801 -48.5 -62.5 18 14.0 -48.9 253 86 347.3 347.3 296.1 347.5 0.04 27 200 12360 -53.3 -61.3 37 8.0 -53.5 255 88 348.4 348.4 296.3 348.6 0.05 28 171 13350 -62.1 -68.1 44 6.0 -62.2 255 87 349.7 349.7 296.6 349.8 0.02 29 157 13874 -65.5 -73.5 32 8.0 -65.5 255 87 352.6 352.6 297.2 352.7 0.01 30 150 14150 -67.9 -74.9 36 7.0 -67.9 255 87 353.1 353.1 297.3 353.2 0.01 31 138 14646 -72.2 -78.4 39 6.2 -72.2 250 97 354.1 354.1 297.5 354.1 0.01 32 135 14775 -73.3 -79.3 39 6.0 -73.3 250 97 354.3 354.3 297.5 354.4 0.01 33 101 16453 -77.7 -85.7 26 8.0 -77.7 256 80 376.5 376.5 301.7 376.5 0.00 34 100 16510 -78.1 -86.1 26 8.0 -78.1 255 80 376.8 376.8 301.7 376.8 0.00 35 94 16861 -80.5 -86.5 36 6.0 -80.5 255 66 378.8 378.8 302.1 378.8 0.00 36 78 17945 -69.3 -89.3 4 20.0 -69.4 270 32 422.8 422.8 308.0 422.8 0.00 37 75 18179 -68.7 -89.7 3 21.0 -68.8 260 29 428.9 428.9 308.7 428.9 0.00 38 71 18506 -70.9 -88.9 5 18.0 -71.0 244 26 431.0 431.0 308.9 431.0 0.00 39 70 18590 -70.7 -89.7 4 19.0 -70.8 240 25 433.1 433.1 309.1 433.1 0.00 40 62 19310 -70.3 -89.3 5 19.0 -70.4 267 22 449.3 449.3 310.8 449.3 0.00 41 54 20146 -62.7 -88.7 2 26.0 -63.1 215 10 484.9 484.9 313.8 484.9 0.00 42 51 20498 -62.9 -88.9 2 26.0 -63.3 270 10 492.5 492.5 314.4 492.5 0.00 43 50 20620 -62.5 -88.5 2 26.0 -62.9 330 11 496.2 496.2 314.7 496.2 0.00 44 46 21139 -59.1 -88.1 1 29.0 -59.8 298 11 516.4 516.4 316.1 516.4 0.00 45 34 23050 -55.5 -85.5 1 30.0 -56.9 189 10 572.5 572.5 319.3 572.5 0.01 46 30 23850 -54.3 -85.3 1 31.0 -56.0 115 22 596.6 596.6 320.5 596.7 0.01 47 25 25018 -54.5 -85.5 1 31.0 -56.5 90 19 628.0 628.0 321.8 628.0 0.01 48 21 26145 -50.5 -83.5 1 33.0 -53.7 99 20 672.2 672.2 323.5 672.3 0.02 TRP 94 16861 -80.5 -86.5 36 6.0 -80.5 255 66 378.8 378.8 302.1 378.8 0.00 WND 138 14646 -72.2 -78.4 39 6.2 -72.2 250 97 354.1 354.1 297.5 354.1 0.01 Sounding variables and indices 1000-500 mb thick: 5676.00 m Freezing level: 598.27 mb = 4414.22 m = 14482.17 ft Wetbulb zero: 714.69 mb = 2968.53 m = 9739.14 ft Precipitable water: 0.72 inches Sfc-500 mean rel hum: 36.14 % Est. max temperature: 23.90 C = 75.02 F Sfc-Lift cond lev (LCL): 898.53 mb = 1069.21 m = 3507.86 ft T: 13.42 C 700-500 lapse rate: 4.94 C/km ThetaE index: 9.24 C Layer 850.0- 700.0 mb Conv cond level (CCL): 851.29 mb = 1521.31 m = 4991.13 ft Mean mixing ratio: 9.52 g/kg Conv temperature: 16.69 C = 62.04 F Cap Strength: 7.78 C Lifted Index: 6.77 C Risk: None Lifted Index @300 mb: 11.68 C Lifted Index @700 mb: 3.81 C Showalter Index: 6.68 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 17.90 C Cross Totals Index: 17.70 C K Index: 12.30 Risk: None Sweat Index: 175.80 Risk: None Energy Index: 0.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.79 J/kg Max Up Vert Vel: 5.97 m/s Conv Inhibition (B-): 0.92 J/kg Cap Strength: 7.60 C Lift Cond Lev (LCL): 857.41 mb = 1461.35 m = 4794.40 ft Lev Free Conv (LFC): 822.41 mb = 1807.45 m = 5929.87 ft Equ Level (EL): 782.41 mb = 2220.49 m = 7284.99 ft B at Equ Level: 15.35 J/kg Max Parcel Lev (MPL): 762.41 mb = 2434.73 m = 7987.85 ft Wind level data Storm motion: 281 at 16 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 ---------------------------------------------------------- 0 916 908 100 4 -3.9 0.7 | 100 20 -19.6 3.6 1 850 1534 60 7 -6.1 -3.5 | 88 22 -21.7 -0.6 2 820 1829 45 10 -7.1 -7.1 | 80 23 -22.7 -4.2 3 791 2134 50 7 -5.4 -4.5 | 86 21 -21.0 -1.6 4 762 2438 160 7 -2.4 6.6 | 118 20 -18.0 9.5 5 734 2743 205 10 4.2 9.1 | 136 17 -11.4 12.0 6 708 3048 215 10 5.7 8.2 | 138 15 -9.9 11.1 7 700 3140 220 8 5.1 6.1 | 131 14 -10.5 9.0 8 682 3353 230 7 5.4 4.5 | 126 13 -10.3 7.4 9 656 3658 270 21 21.0 -0.0 | 242 6 5.4 2.9 10 608 4267 260 23 22.7 4.0 | 226 10 7.0 6.9 11 522 5486 235 31 25.4 17.8 | 205 23 9.8 20.7 12 500 5830 245 37 33.5 15.6 | 224 26 17.9 18.5 13 483 6096 250 39 36.6 13.3 | 232 27 21.0 16.2 14 464 6401 250 45 42.3 15.4 | 236 32 26.7 18.3 15 446 6706 275 40 39.8 -3.5 | 271 24 24.2 -0.6 16 412 7315 260 45 44.3 7.8 | 250 31 28.7 10.7 17 400 7540 260 42 41.4 7.3 | 248 28 25.7 10.2 18 396 7620 260 42 41.4 7.3 | 248 28 25.7 10.2 19 379 7925 255 50 48.3 12.9 | 244 36 32.7 15.8 20 364 8230 260 59 58.1 10.2 | 253 44 42.5 13.2 21 300 9620 255 73 70.5 18.9 | 248 59 54.9 21.8 22 270 10363 245 93 84.3 39.3 | 238 81 68.7 42.2 23 250 10890 250 84 78.9 28.7 | 243 71 63.3 31.6 24 247 10973 250 82 77.1 28.0 | 243 69 61.4 31.0 25 200 12360 255 88 85.0 22.8 | 250 74 69.4 25.7 26 150 14150 255 87 84.0 22.5 | 250 73 68.4 25.4 27 138 14646 250 97 91.2 33.2 | 244 84 75.5 36.1 28 131 14935 250 97 91.2 33.2 | 244 84 75.5 36.1 29 118 15545 265 88 87.7 7.7 | 262 73 72.0 10.6 30 100 16510 255 80 77.3 20.7 | 249 66 61.7 23.6 31 96 16764 255 81 78.2 21.0 | 249 67 62.6 23.9 32 94 16861 255 66 63.8 17.1 | 247 52 48.1 20.0 33 78 17983 270 31 31.0 -0.0 | 259 16 15.4 2.9 34 70 18590 240 25 21.7 12.5 | 201 17 6.0 15.4 35 70 18593 235 31 25.4 17.8 | 205 23 9.8 20.7 36 67 18898 255 20 19.3 5.2 | 205 9 3.7 8.1 37 63 19202 275 23 22.9 -2.0 | 263 7 7.3 0.9 38 60 19507 255 20 19.3 5.2 | 205 9 3.7 8.1 39 57 19812 195 11 2.8 10.6 | 137 19 -12.8 13.5 40 52 20422 230 10 7.7 6.4 | 140 12 -8.0 9.3 41 50 20620 330 11 5.5 -9.5 | 57 12 -10.1 -6.6 42 49 20726 215 2 1.1 1.6 | 107 15 -14.5 4.5 43 47 21031 330 11 5.5 -9.5 | 57 12 -10.1 -6.6 44 45 21336 245 11 10.0 4.6 | 143 9 -5.6 7.6 45 41 21946 335 12 5.1 -10.9 | 53 13 -10.5 -8.0 46 39 22250 310 11 8.4 -7.1 | 60 8 -7.2 -4.2 47 37 22555 255 11 10.6 2.8 | 139 8 -5.0 5.8 48 35 22860 235 10 8.2 5.7 | 139 11 -7.4 8.6 49 33 23165 165 10 -2.6 9.7 | 125 22 -18.2 12.6 50 32 23470 170 11 -1.9 10.8 | 128 22 -17.5 13.7 51 30 23850 115 22 -19.9 9.3 | 109 38 -35.6 12.2 52 28 24079 115 22 -19.9 9.3 | 109 38 -35.6 12.2 53 26 24384 85 19 -18.9 -1.7 | 92 35 -34.5 1.2 54 22 24994 105 19 -18.4 4.9 | 103 35 -34.0 7.8 55 16 26213 75 26 -25.1 -6.7 | 85 41 -40.7 -3.8 Wind Parameters Mean winds (0-6000m): 250.5 at 21.2 knts Storm direction: 280.5 at 15.9 knts Shear (0-3000m) pos: 5.1 neg: 1.3 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 133.6 deg Storm rel helicity (0-3000m) pos: 147.0 neg: -54.9 tot: 92.1 m^2/s^2 ave: 30.7 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.19 Bulk Shear: 91.72 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 78 5 95 21| 0.0 3.8 3.8| 0.0 -18.3 -18.3 -36.6 -0.88| 3.9 -3.4 1000 62 7 89 22| 0.0 3.9 3.9| 2.1 -43.6 -41.5 -41.5 -0.82| 4.6 -3.7 1500 64 7 90 22| 4.4 2.6 7.0| 78.1 -43.6 34.5 23.0 0.25| 7.9 2.0 2000 90 7 97 23| 4.9 1.9 6.8|115.6 -43.6 72.0 36.0 0.41| 8.4 3.4 2500 127 8 109 23| 3.8 1.6 5.4|122.6 -53.6 69.0 27.6 0.32| 8.1 2.6 3000 232 9 137 12| 5.1 1.3 6.4|147.0 -54.9 92.1 30.7 0.46| 9.5 4.3 4000 251 13 156 8| 3.8 0.3 4.1|147.0 -66.7 80.3 20.1 0.33| 8.4 2.8 5000 246 17 179 10| 3.9 0.8 4.7|202.5 -80.8 121.7 24.3 0.34| 8.4 2.8 6000 251 21 204 11| 3.9 0.7 4.6|361.7-103.1 258.6 43.1 0.41| 9.6 3.9 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250422.12.gif