UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:0000Z 9 DEC 25 Station: SBNT WMO ident: 82599 Latitude: -5.92 Longitude: -35.25 Elevation: 52.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1010 52 27.0 22.0 74 5.0 23.4 120 9 299.3 302.3 296.2 348.1 16.70 1 1000 120 26.2 20.2 70 6.0 22.0 115 18 299.4 302.1 295.1 343.3 15.07 2 937 692 20.8 19.9 95 0.9 20.2 125 19 299.5 302.4 295.7 345.6 15.80 3 925 804 20.4 17.3 82 3.1 18.3 125 20 300.2 302.6 294.3 339.9 13.55 4 888 1156 18.6 12.6 68 6.0 14.7 121 22 301.8 303.7 292.4 332.5 10.38 5 863 1401 16.4 14.2 87 2.2 15.0 117 23 302.0 304.2 293.6 337.1 11.88 6 850 1530 15.6 11.9 79 3.7 13.3 115 23 302.5 304.4 292.6 333.2 10.35 7 841 1620 15.2 9.2 67 6.0 11.5 113 23 303.0 304.6 291.4 329.0 8.72 8 837 1661 14.6 11.3 81 3.3 12.5 112 24 302.8 304.6 292.4 332.8 10.10 9 825 1783 15.6 1.6 39 14.0 8.0 109 24 305.1 306.0 289.0 321.0 5.21 10 795 2098 17.0 -5.0 22 22.0 6.2 101 26 309.8 310.5 288.8 320.3 3.31 11 768 2391 14.8 4.8 51 10.0 8.9 96 22 310.5 311.9 292.3 332.3 7.04 12 700 3169 10.0 -10.0 23 20.0 1.2 85 22 313.6 314.0 289.3 321.8 2.55 13 667 3568 7.6 -17.4 15 25.0 -1.7 85 27 315.2 315.5 288.8 320.1 1.46 14 615 4229 2.6 -12.4 32 15.0 -3.6 64 13 316.9 317.3 290.2 324.8 2.40 15 586 4617 0.2 -21.8 17 22.0 -7.0 23 9 318.5 318.7 289.5 322.4 1.14 16 579 4713 1.0 -37.0 4 38.0 -7.9 15 6 320.5 320.6 289.2 321.5 0.28 17 533 5375 -1.7 -36.7 5 35.0 -9.9 275 5 325.0 325.0 290.6 326.1 0.31 18 526 5480 -2.5 -19.5 26 17.0 -8.4 256 7 325.2 325.5 291.9 330.6 1.55 19 512 5693 -3.1 -29.1 11 26.0 -10.3 218 9 327.0 327.2 291.6 329.5 0.67 20 500 5880 -4.9 -11.9 58 7.0 -7.8 230 12 327.1 327.7 293.7 337.5 3.07 21 497 5927 -5.5 -10.5 68 5.0 -7.7 231 11 326.9 327.6 294.0 338.5 3.46 22 480 6200 -7.1 -29.1 15 22.0 -12.9 239 9 328.2 328.3 291.9 330.8 0.72 23 467 6414 -8.5 -27.5 20 19.0 -13.7 248 10 329.0 329.2 292.3 332.1 0.86 24 457 6582 -9.7 -15.7 62 6.0 -11.9 255 10 329.6 330.1 293.9 338.1 2.46 25 439 6891 -11.5 -16.5 66 5.0 -13.3 262 11 331.1 331.6 294.2 339.4 2.40 26 400 7600 -15.9 -26.9 38 11.0 -18.8 270 16 334.3 334.5 293.9 338.2 1.06 27 380 7984 -18.1 -34.1 23 16.0 -21.4 276 15 336.4 336.5 294.0 338.5 0.56 28 365 8283 -20.9 -26.9 59 6.0 -22.4 284 15 336.5 336.8 294.5 340.8 1.16 29 350 8592 -22.3 -39.3 20 17.0 -25.1 310 22 338.7 338.8 294.3 340.1 0.36 30 314 9377 -29.5 -40.5 34 11.0 -31.0 315 20 339.3 339.4 294.5 340.7 0.36 31 300 9700 -32.1 -45.1 26 13.0 -33.5 295 20 340.1 340.2 294.6 341.0 0.23 32 256 10799 -41.7 -57.7 16 16.0 -42.5 303 24 341.7 341.8 294.8 342.0 0.06 33 250 10960 -43.1 -52.1 37 9.0 -43.6 295 25 342.0 342.0 294.9 342.5 0.12 34 249 10987 -43.3 -50.3 46 7.0 -43.7 295 25 342.1 342.1 295.0 342.7 0.15 35 245 11096 -44.3 -53.3 36 9.0 -44.7 295 25 342.2 342.2 295.0 342.6 0.11 36 244 11123 -44.7 -48.5 66 3.8 -44.9 295 25 342.0 342.0 295.0 342.8 0.19 37 243 11150 -44.9 -47.6 74 2.7 -45.1 295 25 342.1 342.1 295.0 342.9 0.21 38 227 11602 -48.5 -54.5 50 6.0 -48.7 295 25 343.3 343.3 295.2 343.7 0.10 39 207 12200 -54.1 -57.2 69 3.1 -54.2 315 20 343.7 343.7 295.3 344.0 0.08 40 200 12420 -55.9 -60.9 53 5.0 -56.0 305 17 344.2 344.3 295.4 344.5 0.05 41 188 12809 -59.3 -66.3 40 7.0 -59.4 295 18 344.9 344.9 295.5 345.0 0.03 42 177 13182 -62.5 -66.0 63 3.5 -62.6 336 11 345.7 345.7 295.7 345.8 0.03 43 168 13501 -64.9 -71.9 37 7.0 -65.0 357 8 346.9 346.9 296.0 346.9 0.01 44 165 13610 -64.1 -77.1 15 13.0 -64.2 354 9 350.0 350.0 296.6 350.0 0.01 45 152 14110 -65.1 -80.1 11 15.0 -65.2 327 20 356.6 356.6 298.0 356.6 0.00 46 150 14190 -65.7 -80.7 11 15.0 -65.8 315 26 356.9 356.9 298.1 356.9 0.00 47 100 16580 -77.7 -86.7 22 9.0 -77.7 260 31 377.6 377.6 301.9 377.6 0.00 48 76 18135 -82.1 -90.1 24 8.0 -82.1 215 6 399.2 399.2 305.1 399.2 0.00 49 74 18286 -79.5 -88.5 21 9.0 -79.5 192 9 407.8 407.8 306.2 407.8 0.00 50 70 18600 -81.1 -89.1 25 8.0 -81.1 140 19 410.9 410.9 306.6 410.9 0.00 51 66 18931 -81.3 -90.3 20 9.0 -81.3 137 20 417.4 417.4 307.4 417.4 0.00 52 63 19199 -71.7 -87.7 7 16.0 -71.8 134 21 444.2 444.2 310.3 444.2 0.00 53 60 19487 -70.3 -89.3 5 19.0 -70.4 96 17 453.5 453.5 311.2 453.6 0.00 54 54 20109 -73.3 -89.3 7 16.0 -73.4 313 12 460.5 460.5 311.8 460.5 0.00 55 50 20560 -72.5 -89.5 6 17.0 -72.6 120 15 472.6 472.6 312.8 472.7 0.00 56 44 21310 -72.9 -90.9 5 18.0 -73.0 113 27 489.3 489.3 314.2 489.3 0.00 57 41 21732 -65.1 -90.1 2 25.0 -65.5 100 39 518.7 518.7 316.2 518.7 0.00 58 40 21882 -64.9 -89.9 2 25.0 -65.3 96 43 522.9 522.9 316.5 522.9 0.00 59 36 22523 -65.7 -89.7 2 24.0 -66.1 102 44 536.8 536.8 317.3 536.8 0.00 60 30 23640 -61.9 -88.9 2 27.0 -62.6 85 67 575.9 575.9 319.5 575.9 0.00 61 27 24294 -60.4 -88.2 1 27.7 -61.4 85 70 597.6 597.6 320.5 597.7 0.01 62 26 24530 -59.9 -87.9 1 28.0 -61.0 85 70 605.6 605.6 320.9 605.7 0.01 TRP 76 18135 -82.1 -90.1 24 8.0 -82.1 215 6 399.2 399.2 305.1 399.2 0.00 WND 27 24294 -60.4 -88.2 1 27.7 -61.4 85 70 597.6 597.6 320.5 597.7 0.01 Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 561.96 mb = 4958.33 m = 16267.28 ft Wetbulb zero: 686.58 mb = 3328.82 m = 10921.20 ft Precipitable water: 1.39 inches Sfc-500 mean rel hum: 39.26 % Est. max temperature: 29.83 C = 85.70 F Sfc-Lift cond lev (LCL): 939.40 mb = 669.39 m = 2196.12 ft T: 21.01 C 700-500 lapse rate: 5.50 C/km ThetaE index: 13.11 C Layer 925.0- 863.0 mb Conv cond level (CCL): 882.53 mb = 1209.01 m = 3966.52 ft Mean mixing ratio: 14.98 g/kg Conv temperature: 29.59 C = 85.25 F Cap Strength: 3.39 C Lifted Index: 0.47 C Risk: Showers probable Lifted Index @300 mb: -0.07 C Lifted Index @700 mb: 1.28 C Showalter Index: 4.87 C Risk: None Total Totals Index: 37.30 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 16.80 C K Index: 12.40 Risk: None Sweat Index: 200.80 Risk: None Energy Index: 0.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.10 J/kg Max Up Vert Vel: 9.07 m/s Conv Inhibition (B-): 14.11 J/kg Cap Strength: 3.31 C Lift Cond Lev (LCL): 911.91 mb = 926.93 m = 3041.07 ft Lev Free Conv (LFC): 866.91 mb = 1361.96 m = 4468.33 ft Equ Level (EL): 826.91 mb = 1763.34 m = 5785.17 ft B at Equ Level: 7.97 J/kg Max Parcel Lev (MPL): 806.91 mb = 1971.49 m = 6468.05 ft Wind level data Storm motion: 133 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 1010 52 120 9 -7.8 4.5 | 340 5 1.6 -4.3 1 1000 120 115 18 -16.3 7.6 | 81 7 -6.9 -1.1 2 979 305 120 20 -17.3 10.0 | 99 8 -8.0 1.2 3 946 610 125 19 -15.6 10.9 | 109 7 -6.2 2.1 4 925 804 125 20 -16.4 11.5 | 111 8 -7.0 2.7 5 913 914 125 22 -18.0 12.6 | 114 9 -8.7 3.9 6 850 1530 115 23 -20.8 9.7 | 95 12 -11.5 1.0 7 791 2134 100 26 -25.6 4.5 | 75 17 -16.2 -4.2 8 763 2438 95 21 -20.9 1.8 | 59 13 -11.6 -6.9 9 700 3169 85 22 -21.9 -1.9 | 50 16 -12.5 -10.7 10 659 3658 85 28 -27.9 -2.4 | 59 22 -18.5 -11.2 11 634 3962 80 15 -14.8 -2.6 | 25 13 -5.4 -11.4 12 611 4267 60 13 -11.3 -6.5 | 7 15 -1.9 -15.3 13 588 4572 25 10 -4.2 -9.1 | 344 19 5.1 -17.8 14 566 4877 0 0 -0.0 -0.0 | 313 13 9.4 -8.8 15 506 5791 200 10 3.4 9.4 | 267 13 12.8 0.6 16 500 5880 230 12 9.2 7.7 | 273 19 18.6 -1.0 17 486 6096 235 9 7.4 5.2 | 282 17 16.7 -3.6 18 449 6706 260 10 9.8 1.7 | 290 20 19.2 -7.0 19 400 7600 270 16 16.0 -0.0 | 289 27 25.4 -8.8 20 399 7620 270 17 17.0 -0.0 | 288 28 26.4 -8.8 21 367 8230 280 14 13.8 -2.4 | 296 26 23.2 -11.2 22 352 8534 310 22 16.9 -14.1 | 311 35 26.2 -22.9 23 311 9449 315 20 14.1 -14.1 | 314 33 23.5 -22.9 24 300 9700 295 20 18.1 -8.5 | 302 32 27.5 -17.2 25 298 9754 290 20 18.8 -6.8 | 299 32 28.2 -15.6 26 285 10058 305 19 15.6 -10.9 | 308 32 24.9 -19.7 27 273 10363 290 21 19.7 -7.2 | 299 33 29.1 -15.9 28 261 10668 310 23 17.6 -14.8 | 311 36 27.0 -23.5 29 250 10960 295 25 22.7 -10.6 | 301 37 32.0 -19.3 30 227 11582 295 25 22.7 -10.6 | 301 37 32.0 -19.3 31 207 12192 315 20 14.1 -14.1 | 314 33 23.5 -22.9 32 200 12420 305 17 13.9 -9.8 | 308 30 23.3 -18.5 33 188 12802 295 18 16.3 -7.6 | 303 30 25.7 -16.4 34 179 13106 330 12 6.0 -10.4 | 321 25 15.4 -19.1 35 170 13411 360 7 -0.0 -7.0 | 329 18 9.4 -15.8 36 154 14021 340 14 4.8 -13.2 | 327 26 14.2 -21.9 37 150 14190 315 26 18.4 -18.4 | 314 39 27.8 -27.1 38 132 14935 285 34 32.8 -8.8 | 293 46 42.2 -17.6 39 126 15240 280 39 38.4 -6.8 | 288 50 47.8 -15.5 40 119 15545 270 34 34.0 -0.0 | 281 44 43.4 -8.8 41 107 16154 280 40 39.4 -6.9 | 288 51 48.8 -15.7 42 100 16580 260 31 30.5 5.4 | 275 40 39.9 -3.4 43 97 16764 260 31 30.5 5.4 | 275 40 39.9 -3.4 44 87 17374 250 21 19.7 7.2 | 273 29 29.1 -1.6 45 82 17678 285 16 15.5 -4.1 | 297 28 24.8 -12.9 46 78 17983 265 11 11.0 1.0 | 291 22 20.3 -7.8 47 76 18135 215 6 3.4 4.9 | 287 13 12.8 -3.8 48 70 18593 145 16 -9.2 13.1 | 183 4 0.2 4.4 49 70 18600 140 19 -12.2 14.6 | 154 6 -2.8 5.8 50 63 19202 135 21 -14.8 14.8 | 138 8 -5.5 6.1 51 60 19507 95 17 -16.9 1.5 | 46 10 -7.6 -7.3 52 57 19812 350 10 1.7 -9.8 | 329 22 11.1 -18.6 53 51 20422 275 14 13.9 -1.2 | 293 25 23.3 -10.0 54 50 20560 120 15 -13.0 7.5 | 71 4 -3.6 -1.3 55 49 20726 130 10 -7.7 6.4 | 324 3 1.7 -2.3 56 40 21946 95 44 -43.8 3.8 | 82 35 -34.5 -4.9 57 34 22860 105 44 -42.5 11.4 | 95 33 -33.1 2.6 58 30 23640 85 67 -66.7 -5.8 | 76 59 -57.4 -14.6 59 27 24294 85 70 -69.7 -6.1 | 76 62 -60.4 -14.9 60 25 24689 85 70 -69.7 -6.1 | 76 62 -60.4 -14.9 61 23 24994 85 70 -69.7 -6.1 | 76 62 -60.4 -14.9 Wind Parameters Mean winds (0-6000m): 103.1 at 17.1 knts Storm direction: 133.1 at 12.8 knts Shear (0-3000m) pos: 1.8 neg: 2.3 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 71.4 deg Storm rel helicity (0-3000m) pos: 15.7 neg: -51.7 tot: -36.0 m^2/s^2 ave: -12.0 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 11.12 Bulk Shear: 3.70 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 ------------------------------------------------------------------------------- 500 120 18 93 7| 10.5 0.0 10.5| 14.3 0.0 14.3 28.6 0.94| 15.0 14.1 1000 122 19 103 7| 5.3 1.6 6.8| 15.7 -1.5 14.2 14.2 0.75| 9.5 7.1 1500 121 20 102 8| 3.5 1.8 5.3| 15.7 -9.6 6.1 4.0 0.50| 7.5 3.8 2000 117 21 96 10| 2.6 2.7 5.4| 15.7 -23.9 -8.2 -4.1 0.25| 7.1 1.8 2500 113 22 89 11| 2.1 2.2 4.3| 15.7 -45.1 -29.4 -11.7 0.05| 7.1 0.4 3000 109 22 82 11| 1.8 2.3 4.1| 15.7 -51.7 -36.0 -12.0 0.00| 6.3 0.0 4000 102 22 72 13| 1.3 1.9 3.2| 30.4 -98.7 -68.3 -17.1 -0.14| 7.5 -1.0 5000 98 19 58 11| 1.1 2.2 3.2| 30.5-175.9-145.4 -29.1 -0.33| 8.2 -2.7 6000 103 17 56 9| 0.9 2.1 3.0| 44.6-230.3-185.7 -31.0 -0.35| 8.7 -3.1 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251209.00.gif