UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 1 MAY 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 172 1 925 839 70 3 SFC 917 908 14.4 12.1 86 2.3 13.0 70 3 294.8 296.5 289.6 322.7 9.71 3 891 1152 11.6 9.9 89 1.7 10.6 82 9 294.3 295.9 288.5 319.1 8.62 4 851 1537 9.2 4.7 73 4.5 6.8 50 14 295.7 296.8 286.8 314.1 6.30 5 850 1547 9.2 4.5 72 4.7 6.6 50 14 295.8 296.9 286.7 313.9 6.22 6 833 1714 8.8 -0.2 53 9.0 4.4 35 12 297.1 297.9 285.5 310.5 4.52 7 813 1917 12.4 -18.6 10 31.0 1.5 40 8 303.0 303.2 284.0 306.5 1.08 8 794 2115 14.0 -27.0 4 41.0 1.3 72 3 306.7 306.8 284.8 308.5 0.53 9 700 3166 8.0 -28.0 6 36.0 -2.6 175 10 311.3 311.4 286.5 313.2 0.55 10 635 3963 4.4 -40.6 2 45.0 -5.7 191 16 316.0 316.1 287.6 316.7 0.17 11 561 4956 -2.9 -38.9 4 36.0 -10.5 195 21 318.8 318.9 288.6 319.7 0.23 12 500 5860 -6.9 -45.9 3 39.0 -13.7 220 26 324.6 324.7 290.3 325.1 0.13 13 462 6471 -10.1 -48.1 3 38.0 -16.1 229 32 328.1 328.1 291.3 328.5 0.11 14 400 7560 -19.1 -45.1 8 26.0 -22.7 240 40 330.2 330.2 291.9 330.8 0.17 15 365 8236 -24.5 -47.5 10 23.0 -27.1 235 46 331.7 331.7 292.3 332.3 0.14 16 305 9515 -36.7 -46.7 35 10.0 -37.5 235 51 332.1 332.1 292.4 332.8 0.19 17 300 9630 -37.5 -48.5 31 11.0 -38.3 235 49 332.5 332.5 292.6 333.1 0.16 18 293 9792 -38.1 -54.1 17 16.0 -39.1 233 48 333.9 333.9 292.9 334.3 0.08 19 277 10173 -41.1 -53.1 26 12.0 -41.8 229 49 335.0 335.0 293.2 335.4 0.10 20 250 10860 -44.9 -60.9 15 16.0 -45.5 220 73 339.3 339.3 294.2 339.5 0.04 21 200 12330 -52.5 -70.5 10 18.0 -52.8 225 98 349.6 349.6 296.5 349.7 0.01 22 197 12427 -53.1 -71.1 9 18.0 -53.5 225 100 350.1 350.1 296.7 350.2 0.01 23 181 12968 -56.7 -74.7 9 18.0 -56.9 225 85 352.9 352.9 297.3 352.9 0.01 24 150 14140 -62.9 -81.9 6 19.0 -63.0 250 65 361.7 361.7 299.0 361.7 0.00 25 142 14478 -63.7 -83.7 5 20.0 -63.8 250 67 366.0 366.0 299.8 366.0 0.00 26 117 15646 -72.3 -87.3 9 15.0 -72.3 246 69 371.0 371.0 300.7 371.0 0.00 27 110 16011 -71.3 -88.3 6 17.0 -71.3 241 61 379.5 379.5 302.2 379.5 0.00 28 100 16570 -75.5 -88.5 11 13.0 -75.5 230 41 381.9 381.9 302.5 381.9 0.00 29 91 17111 -77.5 -88.5 15 11.0 -77.5 235 39 388.3 388.3 303.5 388.3 0.00 30 80 17853 -73.5 -88.5 8 15.0 -73.6 244 35 411.1 411.1 306.6 411.1 0.00 31 73 18386 -74.3 -89.3 8 15.0 -74.3 232 23 420.4 420.4 307.7 420.4 0.00 32 70 18630 -73.5 -89.5 7 16.0 -73.6 250 19 427.1 427.1 308.5 427.1 0.00 33 63 19248 -73.1 -90.1 6 17.0 -73.2 261 19 441.1 441.1 310.0 441.1 0.00 34 53 20284 -64.3 -89.3 2 25.0 -64.6 277 14 483.8 483.8 313.8 483.8 0.00 35 50 20640 -65.9 -88.9 3 23.0 -66.2 330 9 488.2 488.2 314.1 488.2 0.00 36 38 22336 -59.1 -87.1 1 28.0 -59.9 93 9 545.4 545.4 317.8 545.4 0.01 37 36 22675 -59.9 -86.9 2 27.0 -60.7 157 4 551.8 551.8 318.2 551.8 0.01 38 32 23412 -59.7 -86.7 2 27.0 -60.6 147 11 571.2 571.2 319.2 571.3 0.01 39 30 23820 -55.1 -85.1 1 30.0 -56.6 120 18 594.4 594.4 320.3 594.5 0.01 40 26 24743 -50.5 -82.5 1 32.0 -53.2 81 17 632.3 632.3 322.0 632.4 0.02 41 22 25831 -50.3 -82.3 1 32.0 -53.5 99 13 663.9 663.9 323.2 664.0 0.02 42 20 26460 -45.3 -80.3 1 35.0 -50.3 150 12 697.5 697.5 324.4 697.8 0.03 43 19 26802 -45.3 -80.3 1 35.0 -50.5 150 12 707.8 707.8 324.7 708.1 0.03 44 18 27163 -45.7 -79.7 1 34.0 -50.9 150 12 717.6 717.6 325.0 717.9 0.04 TRP 91 17111 -77.5 -88.5 15 11.0 -77.5 235 39 388.3 388.3 303.5 388.3 0.00 WND 197 12427 -53.1 -71.1 9 18.0 -53.5 225 100 350.1 350.1 296.7 350.2 0.01 Sounding variables and indices 1000-500 mb thick: 5688.00 m Freezing level: 590.40 mb = 4561.51 m = 14965.40 ft Wetbulb zero: 762.19 mb = 2456.36 m = 8058.83 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 17.07 % Est. max temperature: 27.32 C = 81.17 F Sfc-Lift cond lev (LCL): 885.99 mb = 1198.99 m = 3933.63 ft T: 11.31 C 700-500 lapse rate: 5.53 C/km ThetaE index: 16.21 C Layer 891.0- 794.0 mb Conv cond level (CCL): 595.83 mb = 4473.20 m = 14675.66 ft Mean mixing ratio: 6.76 g/kg Conv temperature: 36.58 C = 97.85 F Cap Strength: 10.65 C Lifted Index: 12.01 C Risk: None Lifted Index @300 mb: 12.34 C Lifted Index @700 mb: 9.50 C Showalter Index: 13.00 C Risk: None Total Totals Index: 27.50 C Risk: None Vertical Totals Index: 16.10 C Cross Totals Index: 11.40 C K Index: -15.40 Risk: None Sweat Index: 108.00 Risk: None Energy Index: 2.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.40 J/kg Max Up Vert Vel: 6.69 m/s Conv Inhibition (B-): 37877.38 J/kg Cap Strength: 11.82 C Lift Cond Lev (LCL): 804.51 mb = 2004.87 m = 6577.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 234 at 13 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 ---------------------------------------------------------- 0 917 908 70 3 -2.8 -1.0 | 57 16 -13.1 -8.5 1 884 1219 85 11 -11.0 -1.0 | 68 23 -21.2 -8.5 2 852 1524 50 14 -10.7 -9.0 | 52 27 -21.0 -16.5 3 850 1547 50 14 -10.7 -9.0 | 52 27 -21.0 -16.5 4 822 1829 25 11 -4.6 -10.0 | 40 23 -14.9 -17.5 5 792 2134 75 2 -1.9 -0.5 | 57 15 -12.2 -8.0 6 764 2438 100 6 -5.9 1.0 | 68 17 -16.2 -6.5 7 710 3048 165 11 -2.8 10.6 | 103 13 -13.1 3.1 8 700 3166 175 10 -0.9 10.0 | 102 11 -11.2 2.4 9 658 3658 210 10 5.0 8.7 | 102 5 -5.3 1.1 10 634 3962 190 16 2.8 15.8 | 138 11 -7.5 8.2 11 610 4267 195 19 4.9 18.4 | 154 12 -5.4 10.8 12 544 5182 195 22 5.7 21.3 | 162 14 -4.6 13.7 13 504 5791 225 24 17.0 17.0 | 215 12 6.7 9.5 14 500 5860 220 26 16.7 19.9 | 207 14 6.4 12.4 15 485 6096 220 27 17.4 20.7 | 208 15 7.1 13.2 16 447 6706 235 35 28.7 20.1 | 236 22 18.4 12.6 17 400 7560 240 40 34.6 20.0 | 243 27 24.4 12.5 18 380 7925 240 42 36.4 21.0 | 243 29 26.1 13.5 19 364 8230 235 46 37.7 26.4 | 235 33 27.4 18.9 20 308 9449 235 52 42.6 29.8 | 235 39 32.3 22.3 21 300 9630 235 49 40.1 28.1 | 235 36 29.9 20.6 22 282 10058 230 47 36.0 30.2 | 229 34 25.7 22.7 23 257 10668 225 60 42.4 42.4 | 223 47 32.1 34.9 24 250 10860 220 73 46.9 55.9 | 217 61 36.6 48.4 25 224 11582 225 90 63.6 63.6 | 224 77 53.4 56.1 26 200 12330 225 98 69.3 69.3 | 224 85 59.0 61.8 27 197 12427 225 100 70.7 70.7 | 224 87 60.4 63.2 28 195 12497 225 100 70.7 70.7 | 224 87 60.4 63.2 29 168 13411 225 71 50.2 50.2 | 223 58 39.9 42.7 30 153 14021 250 58 54.5 19.8 | 254 46 44.2 12.3 31 150 14140 250 65 61.1 22.2 | 254 53 50.8 14.7 32 131 14935 250 71 66.7 24.3 | 253 59 56.4 16.8 33 113 15850 245 68 61.6 28.7 | 248 56 51.3 21.2 34 102 16459 230 40 30.6 25.7 | 228 27 20.4 18.2 35 100 16570 230 41 31.4 26.4 | 228 28 21.1 18.8 36 97 16764 230 41 31.4 26.4 | 228 28 21.1 18.8 37 91 17111 235 39 31.9 22.4 | 236 26 21.7 14.9 38 78 17983 245 34 30.8 14.4 | 252 22 20.5 6.9 39 70 18593 225 17 12.0 12.0 | 201 5 1.7 4.5 40 70 18630 250 19 17.9 6.5 | 278 8 7.6 -1.0 41 67 18898 250 20 18.8 6.8 | 275 9 8.5 -0.7 42 64 19202 265 19 18.9 1.7 | 304 10 8.6 -5.9 43 60 19507 245 21 19.0 8.9 | 261 9 8.8 1.4 44 57 19812 205 21 8.9 19.0 | 173 12 -1.4 11.5 45 50 20640 330 9 4.5 -7.8 | 21 16 -5.8 -15.3 46 49 20726 65 1 -0.9 -0.4 | 55 14 -11.2 -7.9 47 43 21641 350 13 2.3 -12.8 | 22 22 -8.0 -20.3 48 41 21946 350 10 1.7 -9.8 | 26 19 -8.5 -17.4 49 39 22250 75 11 -10.6 -2.8 | 64 23 -20.9 -10.4 50 35 22860 190 1 0.2 1.0 | 57 12 -10.1 -6.5 51 33 23165 170 10 -1.7 9.8 | 101 12 -12.0 2.3 52 30 23774 115 12 -10.9 5.1 | 83 21 -21.2 -2.4 53 30 23820 120 18 -15.6 9.0 | 93 26 -25.9 1.5 54 29 24079 130 11 -8.4 7.1 | 89 19 -18.7 -0.4 55 28 24384 120 18 -15.6 9.0 | 93 26 -25.9 1.5 56 26 24689 80 18 -17.7 -3.1 | 69 30 -28.0 -10.6 57 24 25298 85 12 -12.0 -1.0 | 69 24 -22.2 -8.6 58 23 25603 80 14 -13.8 -2.4 | 68 26 -24.1 -9.9 59 20 26460 150 12 -6.0 10.4 | 100 17 -16.3 2.9 60 18 26822 150 12 -6.0 10.4 | 100 17 -16.3 2.9 61 15 27432 10 5 -0.9 -4.9 | 42 17 -11.1 -12.4 Wind Parameters Mean winds (0-6000m): 203.8 at 17.0 knts Storm direction: 233.8 at 12.7 knts Shear (0-3000m) pos: 4.0 neg: 1.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 79.0 deg Storm rel helicity (0-3000m) pos: 112.4 neg: -77.4 tot: 35.0 m^2/s^2 ave: 11.7 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.31 Bulk Shear: 72.07 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 78 9 64 21| 0.0 10.2 10.2| 18.9 -24.9 -6.0 -12.1 -0.02| 13.2 -0.2 1000 57 11 55 23| 0.0 3.3 3.3| 33.1 -77.1 -44.0 -44.0 -0.22| 12.9 -2.8 1500 58 9 55 21| 2.6 2.2 4.8| 60.7 -77.1 -16.4 -10.9 0.01| 12.1 0.1 2000 72 8 61 21| 4.0 1.6 5.6| 95.7 -77.1 18.6 9.3 0.19| 11.2 2.1 2500 95 9 70 20| 3.7 1.3 5.0|105.4 -77.1 28.3 11.3 0.21| 10.6 2.3 3000 121 9 81 18| 4.0 1.1 5.0|112.4 -77.4 35.0 11.7 0.25| 10.2 2.5 4000 167 12 107 14| 3.6 0.6 4.2|127.4 -77.4 50.0 12.5 0.29| 8.5 2.5 5000 186 14 126 11| 3.4 0.5 3.9|167.4 -81.9 85.5 17.1 0.37| 8.4 3.1 6000 204 17 157 9| 3.7 0.4 4.1|215.1 -81.9 133.2 22.2 0.42| 8.1 3.4 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250501.12.gif