UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 25 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 102 1 925 780 SFC 911 908 14.4 13.9 97 0.5 14.1 100 2 295.3 297.3 290.9 327.0 11.02 3 899 1021 13.8 13.0 95 0.8 13.3 101 3 295.8 297.7 290.6 326.2 10.52 4 877 1231 15.2 11.2 77 4.0 12.7 103 6 299.4 301.1 291.0 327.4 9.57 5 850 1497 14.2 10.4 78 3.8 11.9 105 9 301.0 302.7 291.3 328.6 9.36 6 815 1853 14.0 8.0 67 6.0 10.4 91 11 304.5 306.0 291.5 329.3 8.29 7 703 3084 5.8 4.2 89 1.6 4.9 267 13 308.5 309.9 292.0 331.1 7.38 8 700 3119 5.6 4.0 89 1.6 4.7 275 16 308.7 310.1 292.0 331.0 7.30 9 639 3862 2.4 2.4 100 0.0 2.4 302 30 313.2 314.6 293.2 335.5 7.14 10 562 4893 -2.1 -2.1 100 0.0 -2.1 277 28 319.6 320.8 293.9 338.4 5.85 11 544 5152 -1.3 -5.1 75 3.8 -3.2 267 31 323.6 324.5 294.1 339.4 4.82 12 500 5820 -5.9 -8.7 81 2.8 -7.2 265 36 325.8 326.6 294.1 339.1 3.97 13 411 7326 -14.5 -16.2 87 1.7 -15.1 295 45 333.5 334.1 295.0 342.7 2.63 14 400 7530 -15.9 -17.4 88 1.5 -16.4 290 47 334.3 334.8 295.0 342.9 2.44 15 335 8845 -25.9 -30.9 63 5.0 -26.9 290 67 338.0 338.2 294.6 341.3 0.87 16 313 9336 -28.5 -29.7 89 1.2 -28.7 302 65 341.1 341.3 295.5 344.9 1.04 17 300 9640 -30.7 -31.8 90 1.1 -30.9 310 64 342.1 342.3 295.6 345.5 0.89 18 250 10910 -41.1 -44.2 72 3.1 -41.3 305 70 345.0 345.0 295.8 346.2 0.30 19 244 11075 -42.5 -46.2 67 3.7 -42.8 305 72 345.3 345.3 295.8 346.3 0.25 20 239 11214 -43.3 -44.4 89 1.1 -43.4 305 73 346.1 346.2 296.0 347.4 0.31 21 219 11797 -47.7 -49.7 80 2.0 -47.8 305 79 348.1 348.1 296.4 348.9 0.19 22 200 12390 -52.5 -58.5 48 6.0 -52.7 305 86 349.6 349.6 296.6 349.9 0.07 23 199 12422 -52.7 -59.7 42 7.0 -52.9 306 85 349.8 349.8 296.7 350.1 0.06 24 158 13866 -65.3 -69.1 59 3.8 -65.3 290 90 352.4 352.4 297.1 352.5 0.02 25 150 14180 -68.1 -71.2 64 3.1 -68.1 285 88 352.8 352.8 297.3 352.9 0.02 26 147 14300 -69.3 -72.0 68 2.7 -69.3 285 88 352.7 352.7 297.3 352.8 0.02 27 135 14801 -73.5 -75.7 72 2.2 -73.5 285 88 354.0 354.0 297.5 354.0 0.01 28 127 15154 -75.7 -79.3 57 3.6 -75.7 280 80 356.3 356.3 298.0 356.3 0.01 29 118 15578 -74.9 -81.9 33 7.0 -74.9 272 69 365.3 365.3 299.7 365.3 0.00 30 100 16530 -76.9 -85.9 22 9.0 -76.9 255 44 379.1 379.1 302.1 379.2 0.00 31 90 17135 -78.5 -87.5 22 9.0 -78.5 270 38 387.6 387.6 303.4 387.6 0.00 32 75 18200 -69.9 -86.9 7 17.0 -70.0 236 39 426.3 426.3 308.4 426.4 0.00 33 70 18610 -71.1 -87.1 8 16.0 -71.2 250 33 432.3 432.3 309.1 432.3 0.00 34 56 19957 -64.1 -87.1 3 23.0 -64.4 248 16 476.7 476.7 313.2 476.7 0.00 35 52 20410 -65.3 -88.3 3 23.0 -65.6 245 15 484.1 484.1 313.8 484.2 0.00 36 50 20650 -64.3 -88.3 2 24.0 -64.6 330 7 492.0 492.0 314.4 492.0 0.00 37 37 22529 -56.9 -85.9 1 29.0 -58.0 293 4 555.2 555.2 318.4 555.2 0.01 38 35 22881 -57.7 -86.7 1 29.0 -58.7 330 2 562.0 562.0 318.8 562.0 0.01 39 30 23870 -51.3 -84.3 1 33.0 -53.6 70 12 604.8 604.8 320.8 604.9 0.01 40 25 25054 -50.5 -83.5 1 33.0 -53.3 61 14 639.5 639.5 322.3 639.6 0.01 41 21 26184 -52.5 -84.5 1 32.0 -55.2 130 7 666.1 666.1 323.3 666.2 0.01 42 20 26500 -51.1 -84.1 1 33.0 -54.2 125 10 679.8 679.8 323.7 679.9 0.02 43 17 27567 -46.9 -82.9 1 36.0 -51.9 140 14 725.6 725.6 325.3 725.8 0.02 TRP 127 15154 -75.7 -79.3 57 3.6 -75.7 280 80 356.3 356.3 298.0 356.3 0.01 WND 158 13866 -65.3 -69.1 59 3.8 -65.3 290 90 352.4 352.4 297.1 352.5 0.02 Sounding variables and indices 1000-500 mb thick: 5718.00 m Freezing level: 597.93 mb = 4411.56 m = 14473.46 ft Wetbulb zero: 597.66 mb = 4398.69 m = 14431.23 ft Precipitable water: 1.41 inches Sfc-500 mean rel hum: 86.22 % Est. max temperature: 25.16 C = 77.29 F Sfc-Lift cond lev (LCL): 904.37 mb = 970.02 m = 3182.43 ft T: 14.07 C 700-500 lapse rate: 4.26 C/km ThetaE index: 0.84 C Layer 899.0- 877.0 mb Conv cond level (CCL): 737.23 mb = 2687.86 m = 8818.34 ft Mean mixing ratio: 9.45 g/kg Conv temperature: 26.01 C = 78.81 F Cap Strength: 6.65 C Lifted Index: 6.27 C Risk: None Lifted Index @300 mb: 10.88 C Lifted Index @700 mb: 2.01 C Showalter Index: 5.97 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 16.30 C K Index: 28.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 178.80 Risk: None Energy Index: 2.03 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.73 J/kg Max Up Vert Vel: 8.45 m/s Conv Inhibition (B-): 33517.12 J/kg Cap Strength: 6.64 C Lift Cond Lev (LCL): 814.09 mb = 1861.89 m = 6108.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 at 18 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 ---------------------------------------------------------- 0 911 908 100 2 -2.0 0.3 | 127 20 -15.7 11.8 1 850 1497 105 9 -8.7 2.3 | 122 26 -22.4 13.8 2 788 2134 80 13 -12.8 -2.3 | 109 28 -26.5 9.2 3 759 2438 95 4 -4.0 0.3 | 124 21 -17.7 11.8 4 706 3048 260 11 10.8 1.9 | 168 14 -2.9 13.4 5 700 3119 275 16 15.9 -1.4 | 193 10 2.2 10.1 6 680 3353 290 29 27.3 -9.9 | 264 14 13.5 1.5 7 630 3962 305 30 24.6 -17.2 | 298 12 10.9 -5.8 8 607 4267 300 29 25.1 -14.5 | 285 12 11.4 -3.0 9 584 4572 290 25 23.5 -8.6 | 253 10 9.8 2.9 10 541 5182 265 31 30.9 2.7 | 231 22 17.2 14.2 11 500 5820 265 36 35.9 3.1 | 237 27 22.2 14.6 12 482 6096 265 39 38.9 3.4 | 239 29 25.1 14.9 13 411 7315 295 45 40.8 -19.0 | 286 28 27.1 -7.6 14 400 7530 290 47 44.2 -16.1 | 279 31 30.5 -4.6 15 364 8230 295 58 52.6 -24.5 | 289 41 38.9 -13.1 16 335 8839 290 67 63.0 -22.9 | 283 51 49.3 -11.5 17 300 9640 310 64 49.0 -41.1 | 310 46 35.3 -29.7 18 283 10058 310 63 48.3 -40.5 | 310 45 34.6 -29.0 19 250 10910 305 70 57.3 -40.2 | 303 52 43.6 -28.7 20 200 12390 305 86 70.4 -49.3 | 304 68 56.7 -37.9 21 197 12497 310 84 64.3 -54.0 | 310 66 50.6 -42.5 22 158 13866 290 90 84.6 -30.8 | 285 73 70.9 -19.3 23 154 14021 290 90 84.6 -30.8 | 285 73 70.9 -19.3 24 150 14180 285 88 85.0 -22.8 | 279 72 71.3 -11.3 25 132 14935 285 88 85.0 -22.8 | 279 72 71.3 -11.3 26 127 15154 280 80 78.8 -13.9 | 272 65 65.1 -2.4 27 107 16154 260 55 54.2 9.6 | 243 46 40.5 21.0 28 100 16530 255 44 42.5 11.4 | 232 37 28.8 22.8 29 96 16764 255 49 47.3 12.7 | 234 41 33.6 24.1 30 91 17069 265 37 36.9 3.2 | 238 27 23.2 14.7 31 87 17374 285 42 40.6 -10.9 | 269 27 26.9 0.6 32 82 17678 275 50 49.8 -4.4 | 259 37 36.1 7.1 33 74 18288 230 37 28.3 23.8 | 203 38 14.6 35.2 34 70 18593 255 25 24.1 6.5 | 210 21 10.4 17.9 35 70 18610 250 33 31.0 11.3 | 217 29 17.3 22.7 36 67 18898 250 33 31.0 11.3 | 217 29 17.3 22.7 37 63 19202 225 27 19.1 19.1 | 190 31 5.4 30.5 38 57 19812 255 19 18.4 4.9 | 196 17 4.6 16.4 39 55 20117 240 13 11.3 6.5 | 172 18 -2.4 18.0 40 52 20422 245 15 13.6 6.3 | 180 18 -0.1 17.8 41 50 20650 330 7 3.5 -6.1 | 118 12 -10.2 5.4 42 49 20726 235 16 13.1 9.2 | 178 21 -0.6 20.6 43 47 21031 315 10 7.1 -7.1 | 123 8 -6.6 4.4 44 45 21336 275 19 18.9 -1.7 | 208 11 5.2 9.8 45 43 21641 200 11 3.8 10.3 | 155 24 -9.9 21.8 46 35 22860 325 1 0.6 -0.8 | 129 17 -13.1 10.6 47 32 23470 50 14 -10.7 -9.0 | 96 25 -24.4 2.5 48 30 23774 55 15 -12.3 -8.6 | 96 26 -26.0 2.8 49 30 23870 70 12 -11.3 -4.1 | 106 26 -25.0 7.3 50 29 24079 90 13 -13.0 0.0 | 113 29 -26.7 11.5 51 28 24384 60 10 -8.7 -5.0 | 106 23 -22.4 6.5 52 25 24994 60 14 -12.1 -7.0 | 100 26 -25.8 4.5 53 22 25908 80 12 -11.8 -2.1 | 110 27 -25.5 9.4 54 21 26213 135 6 -4.2 4.2 | 131 24 -17.9 15.7 55 20 26500 125 10 -8.2 5.7 | 128 28 -21.9 17.2 56 20 26518 120 10 -8.7 5.0 | 126 28 -22.4 16.5 57 18 26822 125 10 -8.2 5.7 | 128 28 -21.9 17.2 58 17 27127 145 16 -9.2 13.1 | 137 34 -22.9 24.6 59 14 27737 135 20 -14.1 14.1 | 133 38 -27.8 25.6 Wind Parameters Mean winds (0-6000m): 279.9 at 23.8 knts Storm direction: 309.9 at 17.9 knts Shear (0-3000m) pos: 5.8 neg: 0.8 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 167.6 deg Storm rel helicity (0-3000m) pos: 214.1 neg: -53.5 tot: 160.6 m^2/s^2 ave: 53.5 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 12.2 stream: 7.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.33 Bulk Shear: 109.41 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 ------------------------------------------------------------------------------- 500 104 5 124 22| 6.1 0.0 6.1| 0.0 -11.0 -11.0 -22.0 -0.32| 6.1 -1.9 1000 99 7 121 25| 3.1 2.3 5.4| 0.0 -38.3 -38.3 -38.3 -0.53| 5.6 -2.9 1500 92 8 118 25| 0.8 1.5 2.3| 36.5 -53.5 -17.0 -11.4 -0.11| 7.2 -0.8 2000 100 8 121 25| 3.9 1.1 5.0|121.6 -53.5 68.1 34.0 0.32| 9.5 3.1 2500 75 10 110 25| 7.0 0.9 7.9|193.1 -53.5 139.5 55.8 0.54| 13.3 7.2 3000 306 13 142 5| 5.8 0.8 6.6|214.1 -53.5 160.6 53.5 0.58| 12.2 7.0 4000 298 17 203 4| 4.4 1.5 5.8|215.1 -89.3 125.8 31.4 0.34| 11.2 3.8 5000 284 20 222 9| 3.5 2.0 5.5|234.3-105.0 129.3 25.9 0.30| 10.2 3.1 6000 280 24 233 12| 3.9 1.7 5.6|351.7-105.0 246.7 41.1 0.39| 9.9 3.9 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250425.00.gif