UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:0000Z 17 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 1007 52 26.4 22.1 77 4.3 23.3 110 6 299.0 302.0 296.2 348.1 16.86 1 1000 101 26.0 21.5 76 4.5 22.8 110 10 299.1 302.1 295.9 346.8 16.35 2 925 783 19.8 19.7 99 0.1 19.8 105 16 299.6 302.4 295.7 345.7 15.81 3 923 802 19.6 19.6 100 0.0 19.6 107 16 299.5 302.4 295.6 345.5 15.74 4 918 848 19.2 18.2 94 1.0 18.5 112 17 299.6 302.2 294.8 341.9 14.47 5 914 886 20.4 12.4 60 8.0 15.3 117 18 301.2 303.0 291.9 330.5 9.94 6 852 1490 17.0 14.0 82 3.0 15.0 163 13 303.8 305.9 294.1 339.1 11.88 7 850 1510 17.0 14.0 82 3.0 15.0 165 13 304.0 306.2 294.1 339.4 11.91 8 799 2038 16.8 7.8 55 9.0 11.3 196 16 309.2 310.7 293.0 334.7 8.34 9 769 2363 15.0 -2.0 31 17.0 6.2 172 14 310.6 311.4 290.0 324.1 4.29 10 761 2452 15.6 -5.4 23 21.0 5.3 165 14 312.2 312.8 289.6 322.9 3.36 11 704 3108 11.8 -16.2 13 28.0 0.8 156 10 315.0 315.3 288.8 320.2 1.53 12 700 3156 11.4 -11.6 19 23.0 1.4 155 10 315.1 315.5 289.5 322.5 2.25 13 675 3459 10.6 -9.4 23 20.0 1.5 178 10 317.5 318.0 290.7 326.6 2.78 14 631 4014 5.2 -7.8 38 13.0 -0.8 300 10 317.5 318.2 291.3 328.5 3.37 15 611 4276 3.6 -16.4 22 20.0 -4.0 300 11 318.6 319.0 290.1 324.5 1.74 16 591 4545 2.4 -24.6 12 27.0 -6.1 326 6 320.3 320.4 289.8 323.4 0.88 17 543 5225 -0.7 -29.7 9 29.0 -8.7 307 2 324.4 324.6 290.7 326.6 0.60 18 500 5880 -3.3 -44.3 3 41.0 -11.4 200 7 329.0 329.0 291.6 329.6 0.15 19 499 5896 -3.5 -44.5 2 41.0 -11.6 199 7 329.0 329.0 291.6 329.5 0.15 20 497 5927 -3.7 -43.7 3 40.0 -11.7 197 7 329.1 329.1 291.6 329.7 0.16 21 400 7600 -16.1 -46.1 6 30.0 -20.6 215 6 334.1 334.1 293.0 334.7 0.15 22 312 9422 -31.1 -53.1 10 22.0 -32.9 204 12 337.7 337.8 293.9 338.1 0.09 23 300 9700 -33.1 -56.1 8 23.0 -34.7 215 15 338.7 338.7 294.1 339.0 0.06 24 284 10081 -34.9 -58.9 7 24.0 -36.4 215 17 341.5 341.5 294.7 341.7 0.05 25 250 10950 -42.9 -57.9 18 15.0 -43.6 215 23 342.3 342.3 294.9 342.5 0.06 26 215 11946 -51.9 -57.9 48 6.0 -52.1 212 24 343.4 343.4 295.2 343.7 0.07 27 200 12410 -55.3 -62.3 41 7.0 -55.5 225 26 345.2 345.2 295.6 345.4 0.04 28 197 12506 -56.3 -63.3 41 7.0 -56.5 227 26 345.1 345.1 295.6 345.3 0.04 29 191 12702 -57.5 -71.5 15 14.0 -57.7 232 25 346.2 346.2 295.8 346.3 0.01 30 187 12836 -57.1 -75.1 8 18.0 -57.3 234 25 349.0 349.0 296.4 349.0 0.01 31 150 14200 -66.5 -79.5 14 13.0 -66.6 215 22 355.5 355.5 297.8 355.5 0.00 32 136 14789 -70.5 -80.5 22 10.0 -70.5 208 18 358.6 358.6 298.4 358.6 0.00 33 116 15730 -73.3 -85.3 14 12.0 -73.3 243 11 370.1 370.1 300.6 370.1 0.00 34 100 16590 -78.3 -86.3 26 8.0 -78.3 305 10 376.4 376.4 301.6 376.5 0.00 35 94 16941 -80.3 -88.3 25 8.0 -80.3 340 11 379.2 379.2 302.1 379.2 0.00 36 84 17575 -81.7 -89.7 24 8.0 -81.7 107 7 388.8 388.8 303.6 388.8 0.00 37 72 18440 -81.1 -91.1 17 10.0 -81.1 86 12 407.6 407.6 306.2 407.6 0.00 38 70 18600 -78.5 -90.5 12 12.0 -78.6 90 25 416.4 416.4 307.3 416.5 0.00 39 67 18851 -76.3 -89.3 11 13.0 -76.3 99 26 426.5 426.5 308.4 426.5 0.00 40 61 19389 -76.9 -89.9 11 13.0 -76.9 104 22 436.7 436.7 309.6 436.7 0.00 41 60 19485 -72.9 -87.9 9 15.0 -73.0 105 21 447.7 447.7 310.6 447.7 0.00 42 50 20560 -70.1 -90.1 4 20.0 -70.2 105 23 478.3 478.3 313.3 478.3 0.00 43 45 21185 -70.3 -91.3 3 21.0 -70.5 110 32 492.4 492.4 314.4 492.5 0.00 44 43 21457 -66.9 -90.9 2 24.0 -67.2 101 40 507.2 507.3 315.5 507.3 0.00 45 33 23063 -64.7 -90.7 2 26.0 -65.2 81 55 553.0 553.0 318.2 553.0 0.00 46 30 23650 -60.7 -89.7 1 29.0 -61.6 85 58 579.2 579.2 319.6 579.2 0.00 47 27 24310 -58.2 -88.2 1 30.0 -59.4 85 65 603.9 603.9 320.8 604.0 0.01 48 22 25614 -53.3 -85.3 1 32.0 -55.7 87 61 654.9 654.9 322.9 655.0 0.01 TRP 94 16941 -80.3 -88.3 25 8.0 -80.3 340 11 379.2 379.2 302.1 379.2 0.00 WND 27 24310 -58.2 -88.2 1 30.0 -59.4 85 65 603.9 603.9 320.8 604.0 0.01 Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 553.84 mb = 5071.17 m = 16637.50 ft Wetbulb zero: 646.41 mb = 3814.99 m = 12516.22 ft Precipitable water: 1.35 inches Sfc-500 mean rel hum: 38.63 % Est. max temperature: 30.99 C = 87.79 F Sfc-Lift cond lev (LCL): 946.16 mb = 585.17 m = 1919.81 ft T: 21.60 C 700-500 lapse rate: 5.40 C/km ThetaE index: 19.24 C Layer 799.0- 700.0 mb Conv cond level (CCL): 918.62 mb = 842.62 m = 2764.46 ft Mean mixing ratio: 15.45 g/kg Conv temperature: 27.04 C = 80.67 F Cap Strength: 3.28 C Lifted Index: 1.60 C Risk: Showers probable Lifted Index @300 mb: -1.77 C Lifted Index @700 mb: 2.30 C Showalter Index: 3.71 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 17.30 C K Index: 11.30 Risk: None Sweat Index: 201.00 Risk: None Energy Index: -1.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 197.25 J/kg Max Up Vert Vel: 19.86 m/s Conv Inhibition (B-): 210.56 J/kg Cap Strength: 3.25 C Lift Cond Lev (LCL): 919.67 mb = 832.81 m = 2732.29 ft Lev Free Conv (LFC): 614.67 mb = 4226.87 m = 13867.52 ft Equ Level (EL): 594.67 mb = 4494.71 m = 14746.24 ft B at Equ Level: 4.74 J/kg Max Parcel Lev (MPL): 554.67 mb = 5054.01 m = 16581.20 ft Wind level data Storm motion: 193 at 8 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 1007 52 110 6 -5.6 2.1 | 52 9 -7.4 -5.8 1 1000 101 110 10 -9.4 3.4 | 68 12 -11.2 -4.4 2 977 305 110 18 -16.9 6.2 | 85 19 -18.7 -1.7 3 944 610 105 17 -16.4 4.4 | 79 19 -18.2 -3.4 4 925 783 105 16 -15.5 4.1 | 78 18 -17.3 -3.7 5 911 914 120 18 -15.6 9.0 | 94 17 -17.4 1.2 6 879 1219 135 16 -11.3 11.3 | 105 14 -13.1 3.5 7 850 1510 165 13 -3.4 12.6 | 132 7 -5.2 4.7 8 819 1829 210 17 8.5 14.7 | 224 10 6.7 6.9 9 790 2134 190 15 2.6 14.8 | 187 7 0.8 6.9 10 762 2438 165 14 -3.6 13.5 | 136 8 -5.4 5.7 11 700 3156 155 10 -4.2 9.1 | 101 6 -6.0 1.2 12 683 3353 155 10 -4.2 9.1 | 101 6 -6.0 1.2 13 634 3962 300 10 8.7 -5.0 | 332 15 6.9 -12.8 14 610 4267 300 11 9.5 -5.5 | 330 15 7.7 -13.3 15 566 4877 0 0 -0.0 -0.0 | 13 8 -1.8 -7.8 16 500 5880 200 7 2.4 6.6 | 335 1 0.6 -1.3 17 486 6096 185 8 0.7 8.0 | 96 1 -1.1 0.1 18 400 7600 215 6 3.4 4.9 | 331 3 1.6 -2.9 19 367 8230 215 8 4.6 6.6 | 295 3 2.8 -1.3 20 352 8534 175 11 -1.0 11.0 | 138 4 -2.8 3.1 21 324 9144 160 11 -3.8 10.3 | 114 6 -5.6 2.5 22 311 9449 210 12 6.0 10.4 | 239 5 4.2 2.5 23 300 9700 215 15 8.6 12.3 | 237 8 6.8 4.4 24 250 10950 215 23 13.2 18.8 | 226 16 11.4 11.0 25 249 10973 220 28 18.0 21.4 | 230 21 16.2 13.6 26 207 12192 210 23 11.5 19.9 | 219 15 9.7 12.1 27 200 12410 225 26 18.4 18.4 | 238 20 16.6 10.5 28 188 12802 235 25 20.5 14.3 | 251 20 18.7 6.5 29 154 14021 205 24 10.1 21.8 | 211 16 8.3 13.9 30 150 14200 215 22 12.6 18.0 | 227 15 10.8 10.2 31 147 14326 215 22 12.6 18.0 | 227 15 10.8 10.2 32 126 15240 200 14 4.8 13.2 | 209 6 3.0 5.3 33 119 15545 215 10 5.7 8.2 | 265 4 3.9 0.3 34 108 16154 315 12 8.5 -8.5 | 338 18 6.7 -16.3 35 100 16590 305 10 8.2 -5.7 | 335 15 6.4 -13.6 36 97 16764 305 10 8.2 -5.7 | 335 15 6.4 -13.6 37 94 16941 340 11 3.8 -10.3 | 354 18 2.0 -18.2 38 92 17069 315 14 9.9 -9.9 | 335 20 8.1 -17.7 39 87 17374 110 2 -1.9 0.7 | 27 8 -3.7 -7.2 40 82 17678 105 10 -9.7 2.6 | 65 13 -11.5 -5.3 41 78 17983 90 21 -21.0 0.0 | 71 24 -22.8 -7.8 42 70 18593 85 9 -9.0 -0.8 | 51 14 -10.8 -8.6 43 70 18600 90 25 -25.0 0.0 | 74 28 -26.8 -7.8 44 67 18898 100 26 -25.6 4.5 | 83 28 -27.4 -3.3 45 60 19507 105 21 -20.3 5.4 | 84 22 -22.1 -2.4 46 51 20422 95 16 -15.9 1.4 | 70 19 -17.7 -6.4 47 50 20560 105 23 -22.2 6.0 | 85 24 -24.0 -1.9 48 46 21031 115 28 -25.4 11.8 | 98 27 -27.2 4.0 49 42 21641 95 44 -43.8 3.8 | 85 46 -45.6 -4.0 50 33 23165 80 56 -55.1 -9.7 | 73 60 -57.0 -17.6 51 30 23650 85 58 -57.8 -5.1 | 78 61 -59.6 -12.9 52 27 24310 85 65 -64.8 -5.7 | 79 68 -66.6 -13.5 53 25 24689 85 65 -64.8 -5.7 | 79 68 -66.6 -13.5 54 18 25908 90 55 -55.0 0.0 | 82 57 -56.8 -7.8 Wind Parameters Mean winds (0-6000m): 163.0 at 10.7 knts Storm direction: 193.0 at 8.0 knts Shear (0-3000m) pos: 4.0 neg: 3.3 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 55.0 deg Storm rel helicity (0-3000m) pos: 93.9 neg: -38.1 tot: 55.8 m^2/s^2 ave: 18.6 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: 0.12 Bulk Rich Number: 9.84 Bulk Shear: 20.05 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 ------------------------------------------------------------------------------- 500 109 15 79 16| 0.0 11.5 11.5| 24.1 -5.9 18.2 36.4 0.45| 13.5 6.1 1000 111 16 83 17| 3.2 5.8 9.0| 52.3 -9.2 43.1 43.1 0.54| 10.9 5.9 1500 121 16 91 15| 5.8 3.8 9.6| 74.5 -9.2 65.2 43.5 0.59| 11.4 6.7 2000 138 16 107 13| 5.9 2.9 8.8| 93.9 -16.9 77.0 38.5 0.55| 12.3 6.7 2500 146 15 116 12| 4.7 3.9 8.6| 93.9 -32.8 61.1 24.4 0.31| 11.6 3.6 3000 149 15 117 11| 4.0 3.3 7.3| 93.9 -38.1 55.8 18.6 0.25| 10.2 2.5 4000 153 14 118 9| 4.4 2.5 6.9|124.9 -39.1 85.9 21.5 0.39| 11.1 4.3 5000 158 12 118 7| 2.6 2.0 4.6|157.8 -41.9 115.9 23.2 0.42| 10.3 4.3 6000 163 11 116 6| 2.2 1.7 3.9|158.2 -54.0 104.2 17.4 0.34| 9.7 3.3 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251217.00.gif