UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for SB107... Searching the city database file for: SB107 ... Date:1200Z 8 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 ------------------------------------------------------------------------------- SFC 1002 105 22.0 21.5 97 0.5 21.6 270 2 295.0 297.9 294.7 341.8 16.32 1 1000 122 22.0 20.9 93 1.1 21.2 15 3 295.1 298.0 294.4 340.3 15.75 2 966 424 22.8 18.0 74 4.8 19.5 76 3 298.9 301.4 293.9 338.4 13.56 3 925 802 21.6 17.1 76 4.5 18.5 115 8 301.4 303.9 294.5 340.8 13.38 4 850 1533 18.2 13.5 74 4.7 15.1 15 20 305.2 307.4 294.3 339.7 11.52 5 824 1799 17.4 12.4 72 5.0 14.1 15 16 307.1 309.2 294.4 340.4 11.05 6 807 1977 17.2 7.2 52 10.0 11.1 354 16 308.7 310.2 292.5 332.9 7.92 7 725 2880 9.8 6.1 78 3.7 7.6 315 19 310.2 311.8 293.2 335.3 8.17 8 714 3007 10.0 3.0 62 7.0 6.0 307 17 311.8 313.1 292.4 332.5 6.66 9 700 3172 9.0 3.0 66 6.0 5.6 275 13 312.5 313.7 292.7 333.6 6.80 10 648 3807 5.8 0.8 70 5.0 3.1 248 12 315.8 317.0 293.2 335.6 6.27 11 607 4339 2.0 -0.4 84 2.4 0.7 237 10 317.4 318.6 293.6 336.9 6.13 12 525 5497 -4.1 -12.1 54 8.0 -7.4 227 25 323.5 324.1 292.6 333.1 2.88 13 500 5880 -7.5 -12.3 68 4.8 -9.4 225 29 323.9 324.5 292.7 333.9 2.98 14 491 6022 -7.7 -9.3 88 1.6 -8.4 219 24 325.3 326.1 293.9 338.2 3.85 15 454 6631 -11.1 -12.3 91 1.2 -11.6 157 13 328.4 329.1 294.2 339.6 3.28 16 400 7600 -15.5 -17.4 85 1.9 -16.2 95 4 334.8 335.3 295.1 343.4 2.44 17 373 8124 -18.5 -21.9 75 3.4 -19.6 83 8 337.6 338.0 295.3 344.0 1.78 18 349 8615 -22.9 -23.1 98 0.2 -22.9 65 11 338.2 338.5 295.4 344.3 1.71 19 337 8871 -23.5 -27.4 70 3.9 -24.4 45 14 340.7 341.0 295.6 345.2 1.20 20 312 9430 -27.7 -32.7 62 5.0 -28.6 59 15 342.5 342.6 295.6 345.5 0.78 21 300 9710 -30.1 -34.6 65 4.5 -30.9 55 13 343.0 343.1 295.6 345.6 0.68 22 293 9877 -31.7 -35.1 72 3.4 -32.2 54 15 343.0 343.1 295.6 345.5 0.66 23 257 10791 -38.5 -50.5 27 12.0 -39.4 80 12 346.1 346.1 295.9 346.7 0.15 24 250 10980 -40.1 -51.1 30 11.0 -40.9 75 11 346.4 346.5 296.0 347.0 0.14 25 239 11285 -42.9 -54.9 26 12.0 -43.5 75 11 346.7 346.7 296.0 347.1 0.09 26 204 12332 -51.7 -66.7 15 15.0 -52.0 142 14 348.9 348.9 296.4 349.0 0.02 27 200 12460 -52.9 -65.9 19 13.0 -53.2 150 13 349.0 349.0 296.4 349.1 0.03 28 180 13130 -59.1 -62.7 63 3.6 -59.2 138 12 349.5 349.6 296.5 349.7 0.05 29 160 13859 -64.9 -72.9 32 8.0 -65.0 111 10 351.7 351.7 297.0 351.8 0.01 30 154 14091 -66.5 -69.9 62 3.4 -66.5 114 8 352.9 352.9 297.3 353.0 0.02 31 150 14250 -67.9 -71.5 60 3.6 -67.9 135 3 353.1 353.1 297.3 353.2 0.02 32 145 14453 -68.7 -76.7 31 8.0 -68.8 206 9 355.2 355.2 297.7 355.2 0.01 33 138 14750 -68.3 -82.3 12 14.0 -68.4 274 19 360.9 360.9 298.9 361.0 0.00 34 100 16630 -79.3 -87.3 26 8.0 -79.3 270 13 374.5 374.5 301.4 374.5 0.00 35 83 17667 -86.5 -91.1 43 4.6 -86.5 290 3 380.3 380.3 302.3 380.3 0.00 36 70 18610 -81.7 -88.7 29 7.0 -81.7 195 11 409.6 409.6 306.5 409.6 0.00 37 50 20550 -75.3 -90.3 8 15.0 -75.4 85 20 466.0 466.0 312.3 466.1 0.00 TRP 83 17667 -86.5 -91.1 43 4.6 -86.5 290 3 380.3 380.3 302.3 380.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 580.11 mb = 4718.67 m = 15481.02 ft Wetbulb zero: 599.72 mb = 4435.12 m = 14550.73 ft Precipitable water: 1.91 inches Sfc-500 mean rel hum: 70.18 % Est. max temperature: 32.13 C = 89.83 F Sfc-Lift cond lev (LCL): 995.07 mb = 165.12 m = 541.71 ft T: 22.11 C 700-500 lapse rate: 6.09 C/km ThetaE index: 7.51 C Layer 807.0- 725.0 mb Conv cond level (CCL): 781.29 mb = 2249.85 m = 7381.29 ft Mean mixing ratio: 13.82 g/kg Conv temperature: 36.21 C = 97.18 F Cap Strength: 4.03 C Lifted Index: -0.66 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.10 C Lifted Index @700 mb: 1.36 C Showalter Index: -0.61 C Risk: Thunderstorms probable Total Totals Index: 46.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 21.00 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 231.00 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.60 J/kg Max Up Vert Vel: 7.82 m/s Conv Inhibition (B-): 277.79 J/kg Cap Strength: 4.00 C Lift Cond Lev (LCL): 897.19 mb = 1065.89 m = 3496.97 ft Lev Free Conv (LFC): 512.19 mb = 5691.08 m = 18671.28 ft Equ Level (EL): 482.19 mb = 6162.83 m = 20219.01 ft B at Equ Level: 30.15 J/kg Max Parcel Lev (MPL): 412.19 mb = 7370.26 m = 24180.35 ft Wind level data Storm motion: 302 at 11 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 1002 105 270 2 2.0 -0.0 | 128 10 -7.7 6.1 1 1000 122 15 3 -0.8 -2.9 | 107 11 -10.5 3.2 2 979 305 35 3 -1.7 -2.5 | 108 12 -11.4 3.6 3 946 610 140 3 -1.9 2.3 | 126 14 -11.6 8.4 4 925 802 115 8 -7.3 3.4 | 119 19 -17.0 9.5 5 913 914 80 9 -8.9 -1.6 | 104 19 -18.6 4.5 6 881 1219 15 11 -2.8 -10.6 | 70 13 -12.6 -4.6 7 850 1533 15 20 -5.2 -19.3 | 48 20 -14.9 -13.2 8 821 1829 15 16 -4.1 -15.5 | 56 17 -13.8 -9.4 9 792 2134 330 15 7.5 -13.0 | 18 7 -2.2 -6.9 10 764 2438 340 24 8.2 -22.6 | 5 17 -1.5 -16.5 11 710 3048 305 17 13.9 -9.8 | 311 6 4.2 -3.7 12 700 3172 275 13 13.0 -1.1 | 213 6 3.2 4.9 13 684 3353 255 14 13.5 3.6 | 202 10 3.8 9.7 14 611 4267 240 10 8.7 5.0 | 175 11 -1.0 11.1 15 588 4572 225 12 8.5 8.5 | 175 15 -1.2 14.6 16 566 4877 240 14 12.1 7.0 | 190 13 2.4 13.1 17 506 5791 220 30 19.3 23.0 | 198 31 9.6 29.1 18 500 5880 225 29 20.5 20.5 | 202 29 10.8 26.6 19 486 6096 215 22 12.6 18.0 | 187 24 2.9 24.1 20 415 7315 80 1 -1.0 -0.2 | 119 12 -10.7 5.9 21 400 7600 95 4 -4.0 0.3 | 115 15 -13.7 6.4 22 367 8230 80 9 -8.9 -1.6 | 104 19 -18.6 4.5 23 352 8534 70 10 -9.4 -3.4 | 98 19 -19.1 2.7 24 338 8839 45 14 -9.9 -9.9 | 79 20 -19.6 -3.8 25 311 9449 60 15 -13.0 -7.5 | 86 23 -22.7 -1.4 26 300 9710 55 13 -10.6 -7.5 | 86 20 -20.4 -1.4 27 298 9754 45 16 -11.3 -11.3 | 76 22 -21.0 -5.2 28 273 10363 90 13 -13.0 0.0 | 105 24 -22.7 6.1 29 250 10980 75 11 -10.6 -2.8 | 99 21 -20.3 3.2 30 239 11278 75 11 -10.6 -2.8 | 99 21 -20.3 3.2 31 218 11887 115 18 -16.3 7.6 | 118 29 -26.0 13.7 32 200 12460 150 13 -6.5 11.3 | 137 24 -16.2 17.3 33 189 12802 150 13 -6.5 11.3 | 137 24 -16.2 17.3 34 156 14021 105 10 -9.7 2.6 | 114 21 -19.4 8.7 35 150 14250 135 3 -2.1 2.1 | 125 14 -11.8 8.2 36 141 14630 270 15 15.0 -0.0 | 221 8 5.3 6.1 37 120 15545 305 45 36.9 -25.8 | 306 34 27.2 -19.7 38 108 16154 325 28 16.1 -22.9 | 339 18 6.4 -16.9 39 100 16630 270 13 13.0 -0.0 | 208 7 3.3 6.1 40 98 16764 270 23 23.0 -0.0 | 245 15 13.3 6.1 41 92 17069 270 10 10.0 -0.0 | 183 6 0.3 6.1 42 87 17374 225 12 8.5 8.5 | 175 15 -1.2 14.6 43 83 17667 290 3 2.8 -1.0 | 126 9 -6.9 5.0 44 83 17678 240 11 9.5 5.5 | 179 12 -0.2 11.6 45 78 17983 315 10 7.1 -7.1 | 69 3 -2.6 -1.0 46 74 18288 340 10 3.4 -9.4 | 62 7 -6.3 -3.3 47 70 18593 210 2 1.0 1.7 | 132 12 -8.7 7.8 48 70 18610 195 11 2.8 10.6 | 158 18 -6.9 16.7 49 67 18898 180 11 0.0 11.0 | 150 20 -9.7 17.1 50 63 19202 225 15 10.6 10.6 | 183 17 0.9 16.7 51 60 19507 205 21 8.9 19.0 | 178 25 -0.8 25.1 52 57 19812 150 11 -5.5 9.5 | 136 22 -15.2 15.6 53 54 20117 340 10 3.4 -9.4 | 62 7 -6.3 -3.3 54 50 20550 85 20 -19.9 -1.7 | 98 30 -29.6 4.3 55 48 20726 85 12 -12.0 -1.0 | 103 22 -21.7 5.0 56 42 21336 90 38 -38.0 0.0 | 97 48 -47.7 6.1 57 40 21641 105 47 -45.4 12.2 | 108 58 -55.1 18.2 58 37 21946 95 47 -46.8 4.1 | 100 57 -56.5 10.2 59 35 22250 90 47 -47.0 0.0 | 96 57 -56.7 6.1 Wind Parameters Mean winds (0-6000m): 272.0 at 15.3 knts Storm direction: 302.0 at 11.4 knts Shear (0-3000m) pos: 0.0 neg: 2.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 134.5 deg Storm rel helicity (0-3000m) pos: 24.3 neg: -174.1 tot: -149.8 m^2/s^2 ave: -49.9 10^-3 m/s^2 rel: -0.54 Storm rel vorticity (0-3000m) horiz: 13.9 stream: -7.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 41.58 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 55 3 110 13| 0.0 4.7 4.7| 16.0 -10.8 5.3 10.6 0.05| 10.5 0.5 1000 79 5 109 16| 0.0 6.0 6.0| 16.0 -75.4 -59.4 -59.4 -0.47| 14.3 -6.7 1500 37 9 87 15| 0.0 6.7 6.7| 16.5-113.1 -96.6 -64.4 -0.55| 13.8 -7.6 2000 23 11 75 14| 0.0 3.7 3.7| 24.3-135.5-111.1 -55.6 -0.50| 13.9 -7.0 2500 6 13 59 13| 0.0 4.4 4.4| 24.3-153.3-129.0 -51.6 -0.50| 13.6 -6.8 3000 353 14 47 11| 0.0 2.3 2.3| 24.3-174.1-149.8 -49.9 -0.54| 13.9 -7.5 4000 330 13 29 6| 0.0 1.2 1.2| 24.3-195.3-171.0 -42.8 -0.58| 12.1 -7.0 5000 308 13 339 2| 0.6 1.1 1.8| 45.0-197.7-152.7 -30.5 -0.47| 10.9 -5.1 6000 272 15 225 8| 0.5 1.4 2.0| 55.7-246.1-190.4 -31.7 -0.43| 11.1 -4.7 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20251208.12.gif