UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for SB107... Searching the city database file for: SB107 ... Date:0000Z 6 DEC 25 Station: SB107 WMO ident: 82107 Latitude: -0.12 Longitude: -66.97 ------------------------------------------------------------------------------- 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 73 40 2 SFC 997 100 27.0 24.5 86 2.5 25.2 40 2 300.4 304.0 298.4 358.6 19.77 2 990 163 29.6 23.6 70 6.0 25.2 52 4 303.6 307.1 298.7 359.7 18.84 3 925 766 24.6 21.8 84 2.8 22.6 50 10 304.5 307.8 298.4 358.4 18.05 4 900 1007 22.4 21.1 92 1.3 21.5 43 8 304.6 307.9 298.2 357.7 17.77 5 850 1504 19.8 15.7 77 4.1 17.0 5 4 306.9 309.4 296.0 347.0 13.32 6 784 2196 14.8 14.0 95 0.8 14.3 354 7 308.7 311.1 296.2 347.9 12.93 7 700 3152 11.0 6.0 71 5.0 8.0 305 13 314.7 316.3 294.6 340.9 8.41 8 662 3615 8.6 0.6 57 8.0 4.2 291 13 317.0 318.2 293.4 336.3 6.05 9 626 4076 7.0 -14.0 21 21.0 -1.7 266 14 320.3 320.7 290.9 327.3 2.07 10 539 5286 -1.9 -6.0 73 4.1 -3.9 262 13 323.7 324.6 294.0 338.6 4.54 11 500 5880 -5.5 -13.5 53 8.0 -8.7 260 11 326.3 326.9 293.2 335.5 2.70 12 495 5959 -5.7 -15.7 45 10.0 -9.5 262 11 327.0 327.5 293.0 334.8 2.27 13 479 6217 -7.5 -12.0 70 4.5 -9.4 267 10 327.9 328.5 294.0 338.7 3.18 14 468 6399 -7.7 -15.7 53 8.0 -10.8 270 10 329.8 330.3 293.9 338.1 2.41 15 454 6635 -9.3 -13.8 70 4.5 -11.1 253 9 330.7 331.3 294.5 340.7 2.90 16 446 6774 -9.1 -15.1 62 6.0 -11.5 243 8 332.6 333.2 294.8 341.9 2.65 17 436 6949 -10.1 -22.1 37 12.0 -13.9 230 7 333.5 333.8 294.0 338.9 1.49 18 400 7610 -15.3 -22.3 55 7.0 -17.4 180 3 335.1 335.4 294.5 340.8 1.60 19 389 7820 -16.1 -21.1 65 5.0 -17.7 199 5 336.7 337.1 295.1 343.3 1.83 20 300 9720 -30.3 -45.3 22 15.0 -32.0 60 12 342.7 342.7 295.2 343.6 0.22 21 280 10207 -33.7 -52.7 13 19.0 -35.2 79 15 344.6 344.6 295.5 345.0 0.10 22 250 10990 -40.1 -58.1 13 18.0 -41.1 105 23 346.4 346.5 295.9 346.7 0.06 23 243 11183 -41.3 -62.3 9 21.0 -42.2 108 24 347.5 347.5 296.1 347.6 0.04 24 200 12470 -52.7 -63.7 25 11.0 -52.9 115 28 349.3 349.3 296.5 349.5 0.04 25 172 13424 -60.9 -68.9 34 8.0 -61.0 110 35 351.1 351.1 296.9 351.2 0.02 26 170 13496 -61.7 -68.7 39 7.0 -61.8 110 36 351.0 351.0 296.8 351.1 0.02 27 163 13755 -63.3 -78.3 11 15.0 -63.4 110 38 352.6 352.6 297.2 352.6 0.01 28 150 14260 -67.7 -72.7 49 5.0 -67.7 90 15 353.5 353.5 297.4 353.5 0.01 29 148 14341 -68.5 -73.4 49 4.9 -68.5 89 14 353.4 353.4 297.4 353.5 0.01 30 129 15152 -74.5 -81.5 33 7.0 -74.5 47 22 356.8 356.8 298.1 356.8 0.00 31 120 15572 -75.5 -85.5 19 10.0 -75.5 49 13 362.5 362.5 299.2 362.5 0.00 32 101 16554 -81.5 -86.5 42 5.0 -81.5 260 10 369.2 369.2 300.4 369.2 0.00 33 100 16610 -81.9 -86.9 42 5.0 -81.9 245 11 369.5 369.5 300.5 369.5 0.00 34 80 17852 -85.5 -91.5 33 6.0 -85.5 160 38 386.4 386.4 303.2 386.4 0.00 35 70 18600 -79.5 -89.5 18 10.0 -79.6 225 11 414.3 414.3 307.0 414.3 0.00 36 50 20560 -73.5 -90.5 6 17.0 -73.6 125 21 470.3 470.3 312.7 470.3 0.00 TRP 80 17852 -85.5 -91.5 33 6.0 -85.5 160 38 386.4 386.4 303.2 386.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5807.00 m Freezing level: 557.57 mb = 5028.07 m = 16496.08 ft Wetbulb zero: 636.32 mb = 3941.49 m = 12931.25 ft Precipitable water: 2.17 inches Sfc-500 mean rel hum: 68.13 % Est. max temperature: 33.56 C = 92.40 F Sfc-Lift cond lev (LCL): 961.92 mb = 418.20 m = 1372.04 ft T: 27.48 C 700-500 lapse rate: 6.05 C/km ThetaE index: 20.66 C Layer 700.0- 539.0 mb Conv cond level (CCL): 876.56 mb = 1236.17 m = 4055.62 ft Mean mixing ratio: 18.34 g/kg Conv temperature: 32.24 C = 90.02 F Cap Strength: 0.65 C Lifted Index: -5.49 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.47 C Lifted Index @700 mb: -1.85 C Showalter Index: -1.42 C Risk: Thunderstorms probable Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 21.20 C K Index: 36.00 Risk: > 80 % chance of thunderstorms Sweat Index: 207.40 Risk: None Energy Index: -2.23 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2346.17 J/kg Max Up Vert Vel: 68.50 m/s Conv Inhibition (B-): 9.59 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 897.12 mb = 1034.43 m = 3393.76 ft Lev Free Conv (LFC): 842.12 mb = 1583.82 m = 5196.19 ft Equ Level (EL): 122.12 mb = 15470.15 m = 50754.46 ft B at Equ Level: 2321.84 J/kg Max Parcel Lev (MPL): 62.12 mb = 19295.96 m = 63306.19 ft Wind level data Storm motion: 319 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 ---------------------------------------------------------- 0 997 100 40 2 -1.3 -1.5 | 124 8 -6.5 4.4 1 974 305 80 7 -6.9 -1.2 | 111 13 -12.1 4.7 2 941 610 50 8 -6.1 -5.1 | 94 11 -11.3 0.8 3 925 766 50 10 -7.7 -6.4 | 88 13 -12.9 -0.5 4 909 914 50 9 -6.9 -5.8 | 91 12 -12.1 0.1 5 850 1504 5 4 -0.3 -4.0 | 109 6 -5.6 1.9 6 789 2134 360 7 -0.0 -7.0 | 78 5 -5.2 -1.1 7 761 2438 330 8 4.0 -6.9 | 49 2 -1.2 -1.0 8 735 2743 325 10 5.7 -8.2 | 347 2 0.5 -2.3 9 709 3048 285 13 12.6 -3.4 | 251 8 7.3 2.5 10 700 3152 305 13 10.6 -7.5 | 286 6 5.4 -1.6 11 683 3353 305 13 10.6 -7.5 | 286 6 5.4 -1.6 12 610 4267 255 14 13.5 3.6 | 221 13 8.3 9.5 13 588 4572 235 16 13.1 9.2 | 208 17 7.9 15.1 14 525 5486 270 12 12.0 -0.0 | 229 9 6.8 5.9 15 500 5880 260 11 10.8 1.9 | 216 10 5.6 7.8 16 486 6096 265 10 10.0 0.9 | 215 8 4.8 6.8 17 468 6401 270 10 10.0 -0.0 | 219 8 4.8 5.9 18 400 7610 180 3 0.0 3.0 | 150 10 -5.2 8.9 19 399 7620 255 2 1.9 0.5 | 153 7 -3.3 6.4 20 368 8230 80 10 -9.8 -1.7 | 105 16 -15.1 4.2 21 311 9449 70 10 -9.4 -3.4 | 100 15 -14.6 2.5 22 300 9720 60 12 -10.4 -6.0 | 90 16 -15.6 -0.1 23 299 9754 50 12 -9.2 -7.7 | 83 15 -14.4 -1.8 24 274 10363 90 16 -16.0 0.0 | 106 22 -21.2 5.9 25 250 10990 105 23 -22.2 6.0 | 113 30 -27.4 11.8 26 239 11278 110 25 -23.5 8.6 | 117 32 -28.7 14.4 27 218 11887 90 26 -26.0 0.0 | 101 32 -31.2 5.9 28 200 12470 115 28 -25.4 11.8 | 120 35 -30.6 17.7 29 190 12802 130 30 -23.0 19.3 | 132 38 -28.2 25.2 30 181 13106 110 31 -29.1 10.6 | 116 38 -34.3 16.5 31 164 13716 110 39 -36.6 13.3 | 115 46 -41.9 19.2 32 156 14021 110 26 -24.4 8.9 | 117 33 -29.6 14.8 33 150 14260 90 15 -15.0 0.0 | 106 21 -20.2 5.9 34 148 14326 90 14 -14.0 0.0 | 107 20 -19.2 5.9 35 141 14630 60 18 -15.6 -9.0 | 82 21 -20.8 -3.1 36 134 14935 45 27 -19.1 -19.1 | 61 28 -24.3 -13.2 37 120 15545 50 13 -10.0 -8.4 | 81 15 -15.2 -2.5 38 114 15850 10 13 -2.3 -12.8 | 47 10 -7.5 -6.9 39 108 16154 300 11 9.5 -5.5 | 265 4 4.3 0.4 40 103 16459 285 9 8.7 -2.3 | 224 5 3.5 3.6 41 100 16610 245 11 10.0 4.6 | 204 12 4.8 10.5 42 97 16764 245 11 10.0 4.6 | 204 12 4.8 10.5 43 92 17069 215 13 7.5 10.6 | 188 17 2.2 16.5 44 80 17852 160 38 -13.0 35.7 | 156 45 -18.2 41.6 45 78 17983 170 38 -6.6 37.4 | 165 45 -11.8 43.3 46 70 18593 125 17 -13.9 9.8 | 129 25 -19.1 15.6 47 70 18600 225 11 7.8 7.8 | 191 14 2.6 13.7 48 67 18898 215 11 6.3 9.0 | 184 15 1.1 14.9 49 63 19202 300 20 17.3 -10.0 | 289 13 12.1 -4.1 50 60 19507 295 18 16.3 -7.6 | 279 11 11.1 -1.7 51 57 19812 245 17 15.4 7.2 | 218 17 10.2 13.1 52 54 20117 255 14 13.5 3.6 | 221 13 8.3 9.5 53 51 20422 200 4 1.4 3.8 | 158 10 -3.8 9.7 54 50 20560 125 21 -17.2 12.0 | 129 29 -22.4 17.9 55 48 20726 150 12 -6.0 10.4 | 145 20 -11.2 16.3 56 43 21336 100 31 -30.5 5.4 | 108 37 -35.7 11.3 57 40 21641 100 37 -36.4 6.4 | 106 43 -41.6 12.3 Wind Parameters Mean winds (0-6000m): 288.5 at 10.5 knts Storm direction: 318.5 at 7.9 knts Shear (0-3000m) pos: 1.0 neg: 3.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 142.6 deg Storm rel helicity (0-3000m) pos: 7.3 neg: -32.7 tot: -25.5 m^2/s^2 ave: -8.5 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -2.6 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 71.85 Bulk Shear: 32.65 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 67 6 107 11| 6.2 0.0 6.2| 0.0 -16.2 -16.2 -32.4 -0.58| 9.8 -5.7 1000 55 8 98 12| 3.1 1.1 4.2| 1.4 -20.9 -19.4 -19.4 -0.45| 7.5 -3.4 1500 48 7 97 10| 2.1 2.0 4.1| 5.6 -21.5 -15.8 -10.5 -0.24| 6.7 -1.6 2000 38 7 95 9| 1.5 1.7 3.2| 5.6 -24.9 -19.2 -9.6 -0.32| 5.7 -1.8 2500 24 7 88 8| 1.2 2.3 3.6| 5.6 -27.0 -21.4 -8.6 -0.37| 5.6 -2.1 3000 5 8 75 6| 1.0 3.1 4.1| 7.3 -32.7 -25.5 -8.5 -0.42| 6.2 -2.6 4000 331 9 24 2| 0.8 2.7 3.5| 10.6 -49.6 -39.0 -9.7 -0.44| 6.2 -2.7 5000 300 10 257 4| 1.0 2.5 3.5| 22.6 -67.9 -45.3 -9.1 -0.38| 6.3 -2.4 6000 289 10 242 5| 1.1 1.9 3.1| 27.0 -73.2 -46.3 -7.7 -0.35| 5.8 -2.0 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20251206.00.gif