UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 1 DEC 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 89 1 925 774 SFC 910 908 18.0 17.7 98 0.3 17.8 299.1 301.7 294.4 340.3 14.14 3 861 1385 15.6 14.8 95 0.8 15.1 301.4 303.7 293.8 337.9 12.39 4 853 1465 18.4 11.4 64 7.0 13.9 55 7 305.1 307.0 293.0 335.0 9.97 5 850 1496 18.6 11.6 64 7.0 14.1 55 7 305.6 307.5 293.3 336.1 10.15 6 841 1588 20.0 9.0 49 11.0 13.1 52 7 308.0 309.6 292.9 334.2 8.60 7 727 2827 10.2 9.4 95 0.8 9.7 11 1 310.4 312.3 294.7 341.8 10.24 8 706 3071 8.6 8.6 100 0.0 8.6 2 0 311.2 313.1 294.8 341.9 9.99 9 700 3142 8.0 8.0 100 0.0 8.0 0 0 311.3 313.2 294.6 341.1 9.67 10 611 4251 0.8 -2.5 79 3.3 -0.9 263 9 315.4 316.4 292.3 332.0 5.21 11 610 4264 1.6 -3.4 69 5.0 -0.9 262 9 316.5 317.4 292.3 332.1 4.88 12 607 4304 1.6 -1.3 81 2.9 0.1 263 10 316.9 318.0 293.1 335.2 5.74 13 606 4317 0.8 0.0 94 0.8 0.4 265 10 316.1 317.4 293.4 336.2 6.33 14 605 4330 2.8 -3.2 65 6.0 -0.3 267 10 318.6 319.6 293.0 334.7 5.00 15 604 4344 1.0 -1.8 82 2.8 -0.4 269 11 316.7 317.7 292.9 334.4 5.56 16 603 4357 2.6 -4.4 60 7.0 -0.9 270 11 318.7 319.6 292.6 333.5 4.58 17 601 4384 0.4 0.4 100 0.0 0.4 274 12 316.4 317.7 293.6 337.2 6.57 18 600 4397 0.2 -3.5 76 3.7 -1.6 276 13 316.4 317.3 292.3 332.1 4.93 19 597 4437 0.0 -2.5 83 2.5 -1.3 282 14 316.6 317.6 292.7 333.6 5.34 20 595 4464 2.0 -5.0 60 7.0 -1.4 286 15 319.2 320.1 292.7 333.6 4.43 21 593 4491 0.0 -0.3 98 0.3 -0.2 290 16 317.2 318.4 293.6 337.3 6.33 22 592 4505 -0.3 -2.3 86 2.0 -1.3 292 16 317.0 318.0 292.9 334.4 5.46 23 587 4573 1.0 -5.0 64 6.0 -1.9 302 18 319.3 320.1 292.7 333.8 4.49 24 582 4642 -1.3 -2.1 94 0.8 -1.7 300 20 317.4 318.5 293.2 335.4 5.64 25 580 4669 -1.1 -3.1 86 2.0 -2.1 297 21 317.9 318.9 293.0 334.8 5.25 26 579 4683 0.0 -4.9 70 4.9 -2.4 296 22 319.4 320.2 292.9 334.2 4.59 27 575 4738 -1.9 -2.9 93 1.0 -2.4 290 23 317.8 318.8 293.0 335.0 5.38 28 573 4766 -2.3 -2.3 100 0.0 -2.3 288 24 317.6 318.7 293.2 335.6 5.65 29 570 4808 -1.7 -4.3 82 2.6 -3.0 284 25 318.8 319.7 292.9 334.5 4.88 30 566 4864 -2.9 -2.9 100 0.0 -2.9 278 27 318.0 319.1 293.2 335.5 5.47 31 563 4906 -1.5 -1.5 100 0.0 -1.5 275 28 320.2 321.3 294.3 339.8 6.10 32 538 5266 -4.5 -4.5 100 0.0 -4.5 272 34 320.8 321.8 293.6 337.3 5.10 33 535 5310 -5.7 -11.7 63 6.0 -8.1 273 35 319.8 320.4 291.6 329.5 2.92 34 531 5369 -6.1 -9.2 79 3.1 -7.4 274 36 320.0 320.7 292.2 331.8 3.59 35 521 5518 -6.7 -12.7 62 6.0 -9.1 278 38 321.1 321.6 291.8 330.3 2.76 36 519 5548 -6.5 -14.5 53 8.0 -9.5 279 39 321.7 322.1 291.6 329.7 2.39 37 515 5609 -6.3 -17.3 41 11.0 -10.2 280 40 322.6 323.0 291.5 329.1 1.91 38 500 5840 -7.5 -18.5 41 11.0 -11.2 285 40 323.9 324.2 291.7 330.0 1.78 39 498 5871 -7.3 -17.3 45 10.0 -10.8 286 40 324.5 324.9 292.0 331.3 1.98 40 497 5887 -9.7 -10.0 98 0.3 -9.8 286 40 321.8 322.5 292.7 333.6 3.60 41 495 5918 -9.9 -9.9 100 0.0 -9.9 286 40 321.9 322.6 292.7 333.9 3.64 42 493 5949 -10.3 -11.5 91 1.2 -10.8 287 40 321.8 322.4 292.4 332.4 3.22 43 489 6012 -8.5 -18.5 44 10.0 -11.9 288 40 324.7 325.1 292.0 331.0 1.82 44 451 6635 -11.9 -32.9 16 21.0 -16.6 290 37 328.1 328.2 291.7 330.0 0.53 45 448 6686 -12.1 -24.1 36 12.0 -15.5 290 36 328.4 328.7 292.4 332.8 1.22 46 437 6876 -13.9 -21.9 51 8.0 -16.3 286 37 328.5 328.8 292.7 333.8 1.52 47 415 7265 -17.7 -22.4 67 4.7 -19.0 276 39 328.5 328.8 292.7 333.9 1.53 48 400 7540 -18.7 -19.7 92 1.0 -19.0 250 29 330.7 331.1 293.7 337.7 2.01 49 300 9630 -32.3 -35.8 71 3.5 -32.8 250 24 339.9 340.0 294.8 342.2 0.60 50 250 10890 -41.9 -47.9 52 6.0 -42.3 245 34 343.8 343.8 295.4 344.6 0.20 51 200 12360 -54.3 -61.3 42 7.0 -54.5 240 46 346.8 346.8 296.0 347.0 0.05 52 165 13569 -58.6 -69.6 23 11.0 -58.7 240 71 359.2 359.2 298.5 359.3 0.02 53 150 14160 -60.7 -73.7 16 13.0 -60.9 235 62 365.5 365.5 299.8 365.6 0.01 54 100 16600 -75.5 -87.5 14 12.0 -75.5 230 29 381.9 381.9 302.5 381.9 0.00 55 79 17939 -81.3 -89.3 25 8.0 -81.3 245 3 396.5 396.5 304.7 396.5 0.00 56 76 18158 -77.5 -87.5 19 10.0 -77.5 223 2 408.9 408.9 306.3 408.9 0.00 57 70 18630 -75.3 -87.3 14 12.0 -75.3 135 12 423.3 423.3 308.1 423.3 0.00 58 57 19840 -68.3 -87.3 5 19.0 -68.5 340 2 464.8 464.8 312.2 464.8 0.00 59 50 20630 -66.1 -87.1 4 21.0 -66.4 240 10 487.7 487.7 314.1 487.7 0.00 60 40 21992 -64.5 -87.5 3 23.0 -64.9 135 17 523.9 523.9 316.5 523.9 0.00 61 30 23780 -58.3 -85.3 2 27.0 -59.4 75 3 585.7 585.7 319.9 585.8 0.01 62 28 24215 -56.7 -84.7 2 28.0 -58.1 88 10 601.8 601.8 320.7 601.9 0.01 63 26 24681 -58.7 -85.7 2 27.0 -59.9 75 15 609.0 609.0 321.0 609.1 0.01 64 20 26350 -52.3 -83.3 1 31.0 -55.1 100 16 676.1 676.1 323.6 676.2 0.02 65 18 27034 -50.7 -81.7 1 31.0 -54.2 97 19 701.8 701.8 324.5 702.0 0.03 TRP 79 17939 -81.3 -89.3 25 8.0 -81.3 245 3 396.5 396.5 304.7 396.5 0.00 WND 165 13569 -58.6 -69.6 23 11.0 -58.7 240 71 359.2 359.2 298.5 359.3 0.02 Sounding variables and indices 1000-500 mb thick: 5751.00 m Freezing level: 593.00 mb = 4491.44 m = 14735.52 ft Freezing level: 590.85 mb = 4520.69 m = 14831.49 ft Freezing level: 584.83 mb = 4602.91 m = 15101.23 ft Freezing level: 579.00 mb = 4682.97 m = 15363.90 ft Freezing level: 579.00 mb = 4682.97 m = 15363.90 ft Wetbulb zero: 619.64 mb = 4136.09 m = 13569.67 ft Precipitable water: 1.45 inches Sfc-500 mean rel hum: 81.32 % Est. max temperature: 28.32 C = 82.98 F Sfc-Lift cond lev (LCL): 906.22 mb = 943.92 m = 3096.80 ft T: 17.82 C 700-500 lapse rate: 5.74 C/km ThetaE index: 9.97 C Layer 700.0- 610.0 mb Conv cond level (CCL): 734.24 mb = 2742.65 m = 8998.07 ft Mean mixing ratio: 11.20 g/kg Conv temperature: 28.84 C = 83.92 F Cap Strength: 4.66 C Lifted Index: 0.45 C Risk: Showers probable Lifted Index @300 mb: 3.48 C Lifted Index @700 mb: 1.18 C Showalter Index: 0.92 C Risk: Thunderstorms probable Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 19.10 C K Index: 37.70 Risk: > 80 % chance of thunderstorms Sweat Index: 193.20 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 76.17 J/kg Max Up Vert Vel: 12.34 m/s Conv Inhibition (B-): 196.42 J/kg Cap Strength: 4.66 C Lift Cond Lev (LCL): 803.08 mb = 1980.38 m = 6497.25 ft Lev Free Conv (LFC): 628.08 mb = 4025.88 m = 13208.12 ft Equ Level (EL): 608.08 mb = 4289.29 m = 14072.30 ft B at Equ Level: 55.15 J/kg Max Parcel Lev (MPL): 358.08 mb = 8344.39 m = 27376.27 ft Wind level data Storm motion: 316 at 14 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 ---------------------------------------------------------- 0 850 1496 55 7 -5.7 -4.0 | 112 17 -15.6 6.4 1 700 3142 0 0 -0.0 -0.0 | 136 14 -9.9 10.4 2 924 914 105 10 -9.7 2.6 | 124 23 -19.6 13.0 3 890 1219 100 19 -18.7 3.3 | 116 32 -28.6 13.7 4 857 1524 75 10 -9.7 -2.6 | 112 21 -19.6 7.8 5 825 1829 0 0 -0.0 -0.0 | 136 14 -9.9 10.4 6 794 2134 115 3 -2.7 1.3 | 133 17 -12.6 11.7 7 764 2438 115 7 -6.3 3.0 | 129 21 -16.3 13.4 8 708 3048 0 0 -0.0 -0.0 | 136 14 -9.9 10.4 9 608 4267 260 9 8.9 1.6 | 175 12 -1.0 12.0 10 586 4572 305 19 15.6 -10.9 | 275 6 5.7 -0.5 11 564 4877 275 28 27.9 -2.4 | 246 20 18.0 8.0 12 543 5182 270 33 33.0 -0.0 | 246 25 23.1 10.4 13 503 5791 285 43 41.5 -11.1 | 271 32 31.6 -0.7 14 500 5840 285 40 38.6 -10.4 | 270 29 28.7 0.1 15 483 6096 290 40 37.6 -13.7 | 277 28 27.7 -3.3 16 446 6706 290 36 33.8 -12.3 | 275 24 23.9 -1.9 17 412 7315 275 39 38.9 -3.4 | 256 30 28.9 7.0 18 400 7540 250 29 27.3 9.9 | 220 27 17.3 20.3 19 396 7620 250 30 28.2 10.3 | 222 28 18.3 20.7 20 364 8230 245 21 19.0 8.9 | 205 21 9.1 19.3 21 308 9449 255 20 19.3 5.2 | 211 18 9.4 15.6 22 300 9630 250 24 22.6 8.2 | 214 23 12.6 18.6 23 250 10890 245 34 30.8 14.4 | 220 32 20.9 24.8 24 215 11887 235 33 27.0 18.9 | 210 34 17.1 29.3 25 200 12360 240 46 39.8 23.0 | 222 45 29.9 33.4 26 165 13569 240 71 61.5 35.5 | 228 69 51.6 45.9 27 161 13716 240 71 61.5 35.5 | 228 69 51.6 45.9 28 150 14160 235 62 50.8 35.6 | 222 62 40.9 46.0 29 125 15240 205 23 9.7 20.8 | 180 31 -0.2 31.2 30 119 15545 225 17 12.0 12.0 | 185 23 2.1 22.4 31 113 15850 215 12 6.9 9.8 | 172 20 -3.0 20.2 32 100 16600 230 29 22.2 18.6 | 203 32 12.3 29.0 33 97 16764 230 29 22.2 18.6 | 203 32 12.3 29.0 34 83 17678 185 15 1.3 14.9 | 161 27 -8.6 25.3 35 79 17939 245 3 2.7 1.3 | 148 14 -7.2 11.7 36 74 18288 210 1 0.5 0.9 | 140 15 -9.4 11.3 37 70 18593 205 10 4.2 9.1 | 164 20 -5.7 19.5 38 70 18630 135 12 -8.5 8.5 | 136 26 -18.4 18.9 39 67 18898 170 16 -2.8 15.8 | 154 29 -12.7 26.2 40 64 19202 125 13 -10.6 7.5 | 131 27 -20.6 17.9 41 60 19507 135 10 -7.1 7.1 | 136 24 -17.0 17.5 42 57 19812 340 1 0.3 -0.9 | 135 13 -9.6 9.5 43 55 20117 340 10 3.4 -9.4 | 99 7 -6.5 1.0 44 52 20422 310 10 7.7 -6.4 | 151 5 -2.2 4.0 45 50 20630 240 10 8.7 5.0 | 175 15 -1.2 15.4 46 49 20726 165 12 -3.1 11.6 | 149 26 -13.0 22.0 47 47 21031 245 12 10.9 5.1 | 184 16 1.0 15.5 48 45 21336 165 21 -5.4 20.3 | 153 34 -15.3 30.7 49 42 21641 165 15 -3.9 14.5 | 151 28 -13.8 24.9 50 38 22250 115 19 -17.2 8.0 | 124 33 -27.1 18.4 51 35 22860 70 16 -15.0 -5.5 | 101 25 -24.9 4.9 52 32 23470 60 13 -11.3 -6.5 | 100 22 -21.2 3.9 53 30 23774 70 18 -16.9 -6.2 | 99 27 -26.8 4.2 54 30 23780 75 3 -2.9 -0.8 | 127 16 -12.8 9.6 55 29 24079 40 10 -6.4 -7.7 | 100 17 -16.3 2.7 56 27 24384 145 10 -5.7 8.2 | 140 24 -15.6 18.6 57 26 24689 75 15 -14.5 -3.9 | 105 25 -24.4 6.5 58 25 24994 75 11 -10.6 -2.8 | 110 22 -20.5 7.6 59 24 25298 160 10 -3.4 9.4 | 146 24 -13.3 19.8 60 23 25603 110 21 -19.7 7.2 | 121 34 -29.6 17.6 61 21 25908 95 25 -24.9 2.2 | 110 37 -34.8 12.6 62 20 26213 115 19 -17.2 8.0 | 124 33 -27.1 18.4 63 20 26350 100 16 -15.8 2.8 | 117 29 -25.7 13.2 64 19 26518 85 20 -19.9 -1.7 | 106 31 -29.8 8.7 65 16 27127 120 17 -14.7 8.5 | 128 31 -24.6 18.9 66 15 27432 105 15 -14.5 3.9 | 120 28 -24.4 14.3 Wind Parameters Mean winds (0-6000m): 286.4 at 19.2 knts Storm direction: 316.4 at 14.4 knts Storm rel Dir Shear (0-3000m): 109.7 deg Energy-Hel index: -4.76 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 NO DATA | | | 1000 49 6 114 16| | | 1500 46 5 117 15| | | 2000 50 4 121 15| | | 2500 61 5 119 16| | | 3000 48 5 117 15| | | 4000 305 8 151 7| | | 5000 284 15 212 8| | | 6000 286 19 239 10| | | Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251201.00.gif