UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 20 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 125 1 925 803 SFC 913 908 16.4 13.5 83 2.9 14.6 120 8 297.2 299.1 291.2 328.2 10.71 3 866 1361 13.2 13.2 100 0.0 13.2 129 16 298.4 300.4 291.9 330.6 11.08 4 850 1521 15.8 8.8 63 7.0 11.6 150 10 302.7 304.2 291.0 327.7 8.39 5 841 1612 16.2 8.2 59 8.0 11.4 128 16 304.0 305.5 291.3 328.4 8.14 6 799 2045 12.6 11.5 93 1.1 11.9 196 14 304.7 306.7 293.5 336.8 10.73 7 788 2162 13.2 4.2 54 9.0 8.1 205 16 306.5 307.8 290.7 326.6 6.57 8 700 3150 7.2 3.1 75 4.1 4.9 255 16 310.5 311.8 292.2 331.6 6.85 9 623 4099 2.0 -4.0 64 6.0 -0.9 268 20 315.0 315.9 291.6 329.6 4.57 10 606 4321 0.8 -10.2 44 11.0 -3.8 265 19 316.1 316.7 290.5 325.6 2.90 11 596 4455 0.0 -9.0 51 9.0 -3.9 266 21 316.7 317.4 290.9 327.3 3.25 12 592 4508 -0.9 -3.8 81 2.9 -2.3 267 22 316.3 317.2 292.2 331.9 4.88 13 583 4631 -0.9 -15.9 31 15.0 -6.4 268 23 317.7 318.0 290.0 324.0 1.90 14 558 4978 -4.1 -6.2 85 2.1 -5.1 269 26 317.9 318.7 292.2 331.8 4.31 15 554 5035 -4.5 -8.4 74 3.9 -6.2 268 26 318.1 318.8 291.7 330.0 3.66 16 551 5078 -3.9 -18.9 30 15.0 -8.9 267 26 319.3 319.6 290.2 324.6 1.56 17 547 5135 -3.9 -15.9 39 12.0 -8.3 266 26 320.0 320.4 290.8 326.8 2.02 18 500 5840 -7.1 -42.1 4 35.0 -13.7 250 33 324.4 324.4 290.3 325.1 0.19 19 483 6109 -8.5 -45.5 3 37.0 -14.8 245 35 325.9 325.9 290.7 326.4 0.14 20 471 6303 -9.9 -50.9 2 41.0 -15.9 248 35 326.5 326.5 290.8 326.8 0.08 21 400 7540 -19.7 -43.7 10 24.0 -23.1 235 49 329.4 329.4 291.7 330.2 0.20 22 354 8434 -26.9 -41.9 23 15.0 -28.8 242 61 331.4 331.5 292.4 332.5 0.27 23 318 9199 -32.7 -52.7 12 20.0 -34.2 248 64 333.7 333.7 292.8 334.0 0.09 24 308 9424 -31.7 -58.7 5 27.0 -33.5 250 65 338.1 338.2 293.9 338.3 0.05 25 300 9610 -32.1 -57.1 7 25.0 -33.8 235 74 340.1 340.1 294.4 340.4 0.06 26 292 9800 -33.3 -55.3 9 22.0 -34.9 233 77 341.1 341.1 294.7 341.4 0.07 27 265 10473 -38.9 -57.9 12 19.0 -39.9 234 95 342.5 342.5 295.0 342.7 0.06 28 259 10630 -40.1 -55.9 17 15.9 -40.9 235 101 343.0 343.0 295.1 343.3 0.08 29 250 10870 -41.9 -52.9 29 11.0 -42.5 235 100 343.8 343.8 295.3 344.2 0.11 30 220 11722 -49.7 -56.7 44 7.0 -50.0 232 94 344.5 344.6 295.5 344.9 0.08 31 214 11903 -51.3 -58.3 43 7.0 -51.5 232 93 344.8 344.8 295.6 345.1 0.07 32 200 12340 -54.1 -71.1 11 17.0 -54.4 230 90 347.1 347.1 296.0 347.2 0.01 33 170 13369 -58.9 -78.9 6 20.0 -59.1 236 80 355.6 355.6 297.8 355.7 0.00 34 162 13670 -60.7 -79.7 6 19.0 -60.9 237 77 357.5 357.5 298.2 357.6 0.00 35 156 13905 -59.3 -84.3 3 25.0 -59.5 239 74 363.8 363.8 299.4 363.8 0.00 36 150 14150 -60.3 -84.3 3 24.0 -60.5 240 72 366.2 366.2 299.9 366.2 0.00 37 101 16513 -77.3 -88.3 16 11.0 -77.3 237 58 377.3 377.3 301.8 377.3 0.00 38 100 16570 -77.1 -88.1 16 11.0 -77.1 235 57 378.8 378.8 302.1 378.8 0.00 39 92 17046 -78.3 -89.3 15 11.0 -78.3 255 52 385.5 385.5 303.1 385.5 0.00 40 85 17497 -77.9 -89.9 13 12.0 -77.9 262 46 395.2 395.2 304.5 395.2 0.00 41 82 17704 -74.5 -89.5 8 15.0 -74.6 266 43 406.2 406.2 306.0 406.2 0.00 42 71 18530 -79.5 -89.5 18 10.0 -79.5 260 31 412.6 412.6 306.8 412.6 0.00 43 70 18610 -78.7 -90.7 12 12.0 -78.7 260 33 416.0 416.0 307.2 416.0 0.00 44 68 18775 -77.7 -90.7 11 13.0 -77.7 260 33 421.6 421.6 307.9 421.6 0.00 45 66 18949 -70.1 -90.1 4 20.0 -70.2 255 32 441.8 441.8 310.1 441.8 0.00 46 62 19322 -68.7 -91.7 2 23.0 -68.8 245 28 452.9 452.9 311.1 452.9 0.00 47 60 19520 -63.5 -90.5 1 27.0 -63.8 249 25 468.8 468.8 312.5 468.8 0.00 48 50 20650 -59.1 -87.1 1 28.0 -59.7 310 6 504.2 504.2 315.2 504.2 0.00 49 45 21313 -58.3 -87.3 1 29.0 -59.1 355 0 521.6 521.6 316.4 521.6 0.00 50 37 22544 -59.1 -88.1 1 29.0 -59.9 60 25 549.6 549.6 318.1 549.6 0.00 51 30 23870 -55.7 -85.7 1 30.0 -57.2 100 13 592.8 592.8 320.3 592.8 0.01 52 24 25309 -50.3 -83.3 1 33.0 -53.2 102 19 647.5 647.6 322.6 647.7 0.02 53 20 26500 -50.1 -83.1 1 33.0 -53.5 90 22 682.8 682.8 323.9 683.0 0.02 54 19 26835 -50.7 -83.7 1 33.0 -54.1 89 21 691.0 691.1 324.1 691.2 0.02 55 15 28394 -45.3 -81.3 1 36.0 -51.3 92 25 757.3 757.3 326.1 757.6 0.04 TRP 92 17046 -78.3 -89.3 15 11.0 -78.3 255 52 385.5 385.5 303.1 385.5 0.00 WND 259 10630 -40.1 -55.9 17 15.9 -40.9 235 101 343.0 343.0 295.1 343.3 0.08 Sounding variables and indices 1000-500 mb thick: 5715.00 m Freezing level: 596.00 mb = 4454.66 m = 14614.84 ft Wetbulb zero: 635.18 mb = 3941.00 m = 12929.63 ft Precipitable water: 1.03 inches Sfc-500 mean rel hum: 61.26 % Est. max temperature: 26.56 C = 79.81 F Sfc-Lift cond lev (LCL): 874.44 mb = 1278.16 m = 4193.37 ft T: 13.79 C 700-500 lapse rate: 5.32 C/km ThetaE index: 10.22 C Layer 788.0- 700.0 mb Conv cond level (CCL): 722.69 mb = 2883.95 m = 9461.65 ft Mean mixing ratio: 9.90 g/kg Conv temperature: 28.31 C = 82.96 F Cap Strength: 4.04 C Lifted Index: 4.25 C Risk: None Lifted Index @300 mb: 8.31 C Lifted Index @700 mb: 2.96 C Showalter Index: 5.24 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 15.90 C K Index: 27.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 158.60 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.02 J/kg Max Up Vert Vel: 9.28 m/s Conv Inhibition (B-): 40436.63 J/kg Cap Strength: 4.03 C Lift Cond Lev (LCL): 817.76 mb = 1848.98 m = 6066.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 at 17 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 ---------------------------------------------------------- 0 913 908 120 8 -6.9 4.0 | 104 24 -23.4 6.0 1 912 914 110 10 -9.4 3.4 | 102 26 -25.9 5.5 2 880 1219 110 21 -19.7 7.2 | 104 37 -36.2 9.2 3 850 1521 150 10 -5.0 8.7 | 116 24 -21.5 10.7 4 850 1524 110 18 -16.9 6.2 | 104 34 -33.4 8.2 5 819 1829 175 10 -0.9 10.0 | 125 21 -17.4 12.0 6 790 2134 205 16 6.8 14.5 | 149 19 -9.7 16.5 7 762 2438 210 19 9.5 16.5 | 159 20 -7.0 18.5 8 709 3048 265 14 13.9 1.2 | 142 4 -2.6 3.3 9 700 3150 255 16 15.5 4.1 | 170 6 -1.1 6.2 10 657 3658 250 18 16.9 6.2 | 183 8 0.4 8.2 11 632 3962 270 21 21.0 -0.0 | 246 5 4.5 2.0 12 609 4267 265 19 18.9 1.7 | 213 4 2.4 3.7 13 564 4877 270 26 26.0 -0.0 | 258 10 9.5 2.0 14 503 5791 255 26 25.1 6.7 | 224 12 8.6 8.8 15 500 5840 250 33 31.0 11.3 | 227 20 14.5 13.3 16 483 6096 245 35 31.7 14.8 | 222 23 15.2 16.8 17 446 6706 255 35 33.8 9.1 | 237 21 17.3 11.1 18 400 7540 235 49 40.1 28.1 | 218 38 23.6 30.1 19 396 7620 235 49 40.1 28.1 | 218 38 23.6 30.1 20 363 8230 240 60 52.0 30.0 | 228 48 35.5 32.0 21 307 9449 250 65 61.1 22.2 | 241 51 44.6 24.3 22 300 9610 235 74 60.6 42.4 | 225 63 44.1 44.5 23 281 10058 230 80 61.3 51.4 | 220 70 44.8 53.5 24 259 10630 235 101 82.7 57.9 | 228 89 66.2 60.0 25 258 10668 235 101 82.7 57.9 | 228 89 66.2 60.0 26 250 10870 235 100 81.9 57.4 | 228 88 65.4 59.4 27 200 12340 230 90 68.9 57.9 | 221 80 52.4 59.9 28 150 14150 240 72 62.4 36.0 | 230 60 45.8 38.0 29 107 16154 250 66 62.0 22.6 | 242 52 45.5 24.6 30 100 16570 235 57 46.7 32.7 | 221 46 30.2 34.7 31 97 16764 235 57 46.7 32.7 | 221 46 30.2 34.7 32 92 17046 255 52 50.2 13.5 | 245 37 33.7 15.5 33 78 17983 270 39 39.0 -0.0 | 265 23 22.5 2.0 34 74 18288 260 26 25.6 4.5 | 234 11 9.1 6.6 35 70 18610 260 33 32.5 5.7 | 244 18 16.0 7.8 36 67 18898 260 33 32.5 5.7 | 244 18 16.0 7.8 37 63 19202 240 30 26.0 15.0 | 209 19 9.5 17.0 38 60 19507 250 26 24.4 8.9 | 216 13 7.9 10.9 39 57 19812 240 19 16.5 9.5 | 180 12 -0.1 11.5 40 55 20117 295 3 2.7 -1.3 | 93 14 -13.8 0.8 41 50 20650 310 6 4.6 -3.9 | 81 12 -11.9 -1.8 42 49 20726 225 13 9.2 9.2 | 147 13 -7.3 11.2 43 45 21336 0 0 -0.0 -0.0 | 97 17 -16.5 2.0 44 39 22250 70 25 -23.5 -8.6 | 81 41 -40.0 -6.5 45 35 22860 50 24 -18.4 -15.4 | 69 37 -34.9 -13.4 46 34 23165 40 22 -14.1 -16.9 | 64 34 -30.6 -14.8 47 32 23470 25 13 -5.5 -11.8 | 66 24 -22.0 -9.7 48 30 23774 95 10 -10.0 0.9 | 96 27 -26.5 2.9 49 30 23870 100 13 -12.8 2.3 | 98 30 -29.3 4.3 50 28 24384 90 11 -11.0 0.0 | 94 28 -27.5 2.0 51 25 24994 110 16 -15.0 5.5 | 103 32 -31.5 7.5 52 23 25603 95 21 -20.9 1.8 | 96 38 -37.4 3.9 53 21 26213 105 24 -23.2 6.2 | 102 41 -39.7 8.2 54 20 26500 90 22 -22.0 0.0 | 93 39 -38.5 2.0 55 17 27127 85 20 -19.9 -1.7 | 90 36 -36.4 0.3 56 13 28042 105 33 -31.9 8.5 | 102 50 -48.4 10.6 57 11 28346 100 31 -30.5 5.4 | 99 48 -47.0 7.4 Wind Parameters Mean winds (0-6000m): 247.0 at 22.2 knts Storm direction: 277.0 at 16.6 knts Shear (0-3000m) pos: 4.7 neg: 0.0 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 125.4 deg Storm rel helicity (0-3000m) pos: 197.5 neg: -23.9 tot: 173.6 m^2/s^2 ave: 57.9 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 14.5 stream: 5.5 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.26 Bulk Shear: 164.53 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 ------------------------------------------------------------------------------- 500 114 16 105 32| 6.9 0.0 6.9| 60.0 -5.4 54.6 109.1 0.26| 23.6 6.2 1000 124 15 110 30| 5.5 0.0 5.5|121.9 -20.9 101.0 101.0 0.27| 24.8 6.7 1500 152 15 123 28| 7.0 0.0 7.0|173.0 -20.9 152.1 101.4 0.39| 19.9 7.8 2000 175 16 134 25| 5.5 0.0 5.5|183.6 -22.1 161.5 80.8 0.34| 18.3 6.3 2500 194 16 143 21| 4.8 0.0 4.8|187.6 -23.9 163.7 65.5 0.34| 15.9 5.3 3000 211 16 153 18| 4.7 0.0 4.7|197.5 -23.9 173.6 57.9 0.38| 14.5 5.5 4000 236 18 171 12| 4.2 0.0 4.3|206.1 -26.0 180.1 45.0 0.37| 12.1 4.5 5000 245 19 186 10| 3.4 1.4 4.8|206.1 -42.7 163.4 32.7 0.27| 11.2 3.0 6000 247 22 200 11| 3.2 1.1 4.4|238.0 -61.8 176.2 29.4 0.26| 10.4 2.7 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250420.00.gif