UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for SB107... Searching the city database file for: SB107 ... Date:1200Z 18 APR 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 1001 105 24.8 22.9 89 1.9 23.5 240 1 297.9 301.1 296.5 349.7 17.83 1 1000 114 24.6 23.0 91 1.6 23.5 210 3 297.8 301.0 296.6 349.9 17.96 2 995 158 24.0 23.7 98 0.3 23.8 204 3 297.6 301.0 297.1 352.3 18.86 3 959 483 26.0 21.0 74 5.0 22.4 147 8 302.8 305.8 297.0 351.7 16.54 4 925 802 24.2 19.7 76 4.5 21.0 85 12 304.1 307.0 296.8 351.1 15.81 5 850 1538 18.2 18.1 99 0.1 18.1 95 5 305.2 308.1 297.0 351.7 15.56 6 815 1898 16.0 15.3 96 0.7 15.5 89 7 306.6 309.1 296.0 347.3 13.54 7 712 3038 9.4 7.8 90 1.6 8.4 67 16 311.4 313.2 294.4 340.2 9.37 8 700 3179 8.8 4.3 73 4.5 6.2 65 17 312.2 313.6 293.2 335.4 7.46 9 665 3602 7.0 -3.0 49 10.0 1.9 67 19 314.8 315.7 291.6 329.5 4.61 10 650 3790 6.0 -2.0 56 8.0 1.8 68 22 315.8 316.7 292.2 331.9 5.09 11 631 4033 5.0 -5.0 48 10.0 0.1 71 23 317.3 318.1 291.9 330.8 4.18 12 626 4098 5.0 -13.0 26 18.0 -2.4 72 23 318.0 318.5 290.4 325.5 2.24 13 617 4216 4.4 -3.6 56 8.0 0.3 74 22 318.7 319.6 292.8 334.0 4.75 14 603 4402 3.2 -4.8 56 8.0 -0.7 79 22 319.4 320.2 292.7 333.8 4.44 15 594 4524 2.4 -1.7 74 4.1 0.3 83 22 319.8 320.9 293.9 338.2 5.69 16 590 4579 3.0 -6.0 52 9.0 -1.4 85 22 321.1 321.9 293.0 334.7 4.14 17 572 4830 1.6 -3.4 69 5.0 -1.0 93 24 322.3 323.4 294.1 339.3 5.21 18 552 5116 -0.5 -10.5 47 10.0 -4.8 94 24 323.2 323.8 292.7 333.5 3.11 19 522 5560 -3.9 -9.9 63 6.0 -6.5 91 24 324.3 324.9 293.3 335.8 3.45 20 500 5900 -4.5 -16.5 39 12.0 -9.0 105 21 327.6 328.0 293.0 334.8 2.10 21 484 6155 -5.5 -23.5 23 18.0 -11.2 104 21 329.4 329.6 292.7 333.6 1.19 22 466 6450 -7.5 -16.5 48 9.0 -10.9 97 20 330.5 330.9 293.9 338.3 2.26 23 436 6964 -10.5 -31.5 16 21.0 -15.6 86 18 333.0 333.2 293.2 335.4 0.63 24 426 7141 -11.5 -22.5 40 11.0 -14.9 93 20 334.0 334.3 294.1 339.3 1.47 25 415 7341 -13.1 -27.1 30 14.0 -16.9 105 23 334.4 334.6 293.9 338.1 1.00 26 412 7396 -13.3 -17.7 69 4.4 -14.9 106 24 334.9 335.3 295.0 343.0 2.31 27 400 7620 -14.3 -38.3 11 24.0 -19.0 110 28 336.4 336.5 293.7 337.8 0.35 28 394 7735 -15.1 -37.1 13 22.0 -19.5 107 27 336.8 336.9 293.9 338.4 0.40 29 391 7793 -15.7 -23.7 50 8.0 -18.0 106 27 336.8 337.1 294.8 342.0 1.44 30 383 7949 -16.5 -20.8 69 4.3 -17.9 102 26 337.7 338.1 295.4 344.6 1.90 31 380 8008 -16.1 -27.1 38 11.0 -19.0 101 26 339.0 339.2 295.0 343.1 1.09 32 377 8068 -16.5 -23.5 55 7.0 -18.6 99 26 339.2 339.6 295.4 344.8 1.53 33 369 8229 -17.9 -22.6 67 4.7 -19.3 95 25 339.5 339.8 295.7 345.6 1.69 34 341 8817 -21.3 -50.3 5 29.0 -24.9 91 23 342.6 342.6 295.0 343.1 0.11 35 333 8992 -22.9 -37.9 24 15.0 -25.5 90 23 342.7 342.8 295.4 344.5 0.44 36 331 9036 -23.1 -42.1 16 19.0 -26.0 90 23 343.0 343.1 295.3 344.2 0.29 37 319 9306 -25.3 -48.3 10 23.0 -28.0 88 22 343.6 343.7 295.3 344.3 0.15 38 309 9537 -27.3 -36.3 42 9.0 -28.8 86 22 344.0 344.1 295.8 346.1 0.56 39 300 9750 -29.1 -41.1 30 12.0 -30.7 85 21 344.4 344.4 295.7 345.8 0.35 40 299 9774 -29.3 -41.3 30 12.0 -30.9 85 20 344.4 344.5 295.7 345.8 0.34 41 290 9990 -31.3 -36.3 61 5.0 -32.1 87 22 344.6 344.7 296.0 346.9 0.59 42 288 10039 -31.7 -35.5 69 3.8 -32.3 87 22 344.7 344.8 296.0 347.2 0.65 43 286 10088 -32.1 -39.1 50 7.0 -33.1 88 23 344.8 344.9 295.8 346.6 0.45 44 277 10312 -33.9 -35.7 84 1.8 -34.2 89 25 345.4 345.5 296.2 347.9 0.66 45 250 11020 -39.5 -41.4 82 1.9 -39.7 95 31 347.3 347.4 296.4 349.0 0.41 46 237 11384 -42.3 -46.9 61 4.6 -42.6 94 30 348.5 348.5 296.5 349.4 0.24 47 214 12067 -48.1 -50.3 78 2.2 -48.2 91 25 349.8 349.8 296.7 350.5 0.18 48 202 12445 -51.3 -59.3 38 8.0 -51.5 110 18 350.5 350.5 296.8 350.8 0.06 49 200 12510 -51.9 -58.9 43 7.0 -52.1 115 17 350.6 350.6 296.8 350.9 0.07 50 195 12673 -53.5 -58.2 56 4.7 -53.7 122 15 350.6 350.6 296.8 350.9 0.08 51 187 12940 -55.9 -63.9 36 8.0 -56.1 133 13 350.9 350.9 296.8 351.1 0.04 52 178 13250 -58.7 -61.1 74 2.4 -58.7 134 11 351.3 351.3 297.0 351.6 0.06 53 174 13392 -59.5 -65.5 46 6.0 -59.6 127 12 352.3 352.3 297.1 352.4 0.03 54 166 13684 -62.3 -63.5 85 1.2 -62.3 125 13 352.4 352.4 297.2 352.6 0.05 55 150 14300 -67.3 -69.7 71 2.4 -67.3 125 16 354.2 354.2 297.5 354.2 0.02 56 149 14340 -67.7 -70.4 68 2.7 -67.7 125 16 354.1 354.1 297.5 354.2 0.02 57 127 15285 -74.9 -80.9 39 6.0 -74.9 140 10 357.7 357.7 298.2 357.7 0.00 58 100 16640 -84.5 -89.1 44 4.6 -84.5 350 8 364.5 364.5 299.5 364.5 0.00 59 95 16925 -85.9 -90.3 45 4.4 -85.9 30 6 367.1 367.1 300.1 367.1 0.00 60 70 18670 -73.1 -90.1 6 17.0 -73.2 335 18 428.0 428.0 308.6 428.0 0.00 61 50 20660 -69.7 -90.7 3 21.0 -69.9 260 25 479.2 479.2 313.4 479.2 0.00 62 30 23790 -55.5 -88.5 1 33.0 -57.0 190 11 593.3 593.3 320.3 593.4 0.01 63 20 26360 -52.3 -87.3 1 35.0 -55.2 100 40 676.1 676.1 323.6 676.2 0.01 TRP 95 16925 -85.9 -90.3 45 4.4 -85.9 30 6 367.1 367.1 300.1 367.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 556.76 mb = 5047.46 m = 16559.70 ft Wetbulb zero: 630.84 mb = 4034.63 m = 13236.80 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 72.78 % Est. max temperature: 32.13 C = 89.84 F Sfc-Lift cond lev (LCL): 974.07 mb = 345.81 m = 1134.54 ft T: 25.15 C 700-500 lapse rate: 4.89 C/km ThetaE index: 22.25 C Layer 815.0- 650.0 mb Conv cond level (CCL): 866.41 mb = 1371.60 m = 4499.95 ft Mean mixing ratio: 16.73 g/kg Conv temperature: 31.90 C = 89.42 F Cap Strength: 2.19 C Lifted Index: -2.12 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.58 C Lifted Index @700 mb: -2.24 C Showalter Index: -2.18 C Risk: Severe thunderstorms possible Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.60 C K Index: 36.30 Risk: > 80 % chance of thunderstorms Sweat Index: 248.20 Risk: None Energy Index: -3.34 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 699.06 J/kg Max Up Vert Vel: 37.39 m/s Conv Inhibition (B-): 46.82 J/kg Cap Strength: 2.19 C Lift Cond Lev (LCL): 902.24 mb = 1018.84 m = 3342.60 ft Lev Free Conv (LFC): 837.24 mb = 1667.56 m = 5470.94 ft Equ Level (EL): 177.24 mb = 13276.96 m = 43559.04 ft B at Equ Level: 695.02 J/kg Max Parcel Lev (MPL): 97.24 mb = 16795.40 m = 55102.36 ft Wind level data Storm motion: 114 at 12 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 1001 105 240 1 0.9 0.5 | 291 13 11.9 -4.5 1 1000 114 210 3 1.5 2.6 | 281 13 12.5 -2.4 2 979 305 185 5 0.4 5.0 | 270 11 11.4 0.0 3 945 610 120 10 -8.7 5.0 | 269 2 2.3 0.0 4 925 802 85 12 -12.0 -1.0 | 9 6 -1.0 -6.0 5 913 914 85 12 -12.0 -1.0 | 9 6 -1.0 -6.0 6 850 1538 95 5 -5.0 0.4 | 307 8 6.0 -4.5 7 792 2134 85 9 -9.0 -0.8 | 341 6 2.0 -5.7 8 764 2438 75 14 -13.5 -3.6 | 16 9 -2.5 -8.6 9 700 3179 65 17 -15.4 -7.2 | 20 13 -4.4 -12.2 10 685 3353 65 16 -14.5 -6.8 | 17 12 -3.5 -11.7 11 635 3962 70 24 -22.6 -8.2 | 41 18 -11.6 -13.2 12 612 4267 75 21 -20.3 -5.4 | 42 14 -9.3 -10.4 13 567 4877 95 24 -23.9 2.1 | 77 13 -12.9 -2.9 14 507 5791 90 24 -24.0 0.0 | 69 14 -13.0 -5.0 15 500 5900 105 21 -20.3 5.4 | 93 9 -9.3 0.5 16 487 6096 105 21 -20.3 5.4 | 93 9 -9.3 0.5 17 433 7010 85 18 -17.9 -1.6 | 47 10 -6.9 -6.5 18 416 7315 105 23 -22.2 6.0 | 95 11 -11.2 1.0 19 400 7620 110 28 -26.3 9.6 | 107 16 -15.3 4.6 20 368 8230 95 25 -24.9 2.2 | 79 14 -13.9 -2.8 21 300 9750 85 21 -20.9 -1.8 | 56 12 -9.9 -6.8 22 300 9754 85 20 -19.9 -1.7 | 53 11 -8.9 -6.7 23 250 11020 95 31 -30.9 2.7 | 84 20 -19.9 -2.3 24 241 11278 95 31 -30.9 2.7 | 84 20 -19.9 -2.3 25 210 12192 90 24 -24.0 0.0 | 69 14 -13.0 -5.0 26 200 12510 115 17 -15.4 7.2 | 117 5 -4.4 2.2 27 182 13106 140 11 -7.1 8.4 | 229 5 3.9 3.5 28 173 13411 125 12 -9.8 6.9 | 211 2 1.2 1.9 29 150 14300 125 16 -13.1 9.2 | 153 5 -2.1 4.2 30 134 14935 130 11 -8.4 7.1 | 231 3 2.6 2.1 31 127 15240 145 10 -5.7 8.2 | 239 6 5.3 3.2 32 115 15850 0 0 -0.0 -0.0 | 294 12 11.0 -5.0 33 100 16640 350 8 1.4 -7.9 | 316 18 12.4 -12.8 34 98 16764 335 8 3.4 -7.3 | 310 19 14.4 -12.2 35 95 16925 30 6 -3.0 -5.2 | 322 13 8.0 -10.2 36 88 17374 75 12 -11.6 -3.1 | 4 8 -0.6 -8.1 37 83 17678 295 11 10.0 -4.6 | 295 23 21.0 -9.6 38 79 17983 250 20 18.8 6.8 | 266 30 29.8 1.9 39 71 18593 305 11 9.0 -6.3 | 299 23 20.0 -11.3 40 70 18670 335 18 7.6 -16.3 | 319 28 18.6 -21.3 41 67 18898 335 16 6.8 -14.5 | 318 26 17.8 -19.5 42 64 19202 335 17 7.2 -15.4 | 318 27 18.2 -20.4 43 61 19507 280 29 28.6 -5.0 | 284 41 39.6 -10.0 44 58 19812 275 24 23.9 -2.1 | 281 36 34.9 -7.1 45 55 20117 245 27 24.5 11.4 | 260 36 35.5 6.4 46 50 20660 260 25 24.6 4.3 | 271 36 35.6 -0.6 47 47 21031 260 25 24.6 4.3 | 271 36 35.6 -0.6 48 41 21946 240 18 15.6 9.0 | 261 27 26.6 4.0 49 37 22555 310 22 16.9 -14.1 | 304 34 27.9 -19.1 50 33 23165 290 20 18.8 -6.8 | 292 32 29.8 -11.8 51 32 23470 240 22 19.1 11.0 | 259 31 30.1 6.0 52 30 23774 245 14 12.7 5.9 | 268 24 23.7 1.0 53 30 23790 190 11 1.9 10.8 | 246 14 12.9 5.9 54 29 24079 205 12 5.1 10.9 | 250 17 16.1 5.9 55 27 24384 140 11 -7.1 8.4 | 229 5 3.9 3.5 56 26 24689 60 11 -9.5 -5.5 | 352 11 1.5 -10.5 57 23 25603 45 20 -14.1 -14.1 | 9 19 -3.1 -19.1 58 21 25908 95 19 -18.9 1.7 | 67 9 -7.9 -3.3 59 20 26213 105 41 -39.6 10.6 | 101 29 -28.6 5.6 60 20 26360 100 40 -39.4 6.9 | 94 28 -28.4 2.0 61 19 26518 110 43 -40.4 14.7 | 108 31 -29.4 9.7 62 16 27127 85 42 -41.8 -3.7 | 74 32 -30.8 -8.6 Wind Parameters Mean winds (0-6000m): 84.3 at 16.1 knts Storm direction: 114.3 at 12.1 knts Shear (0-3000m) pos: 0.8 neg: 3.8 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 89.3 deg Storm rel helicity (0-3000m) pos: 19.4 neg: -29.7 tot: -10.3 m^2/s^2 ave: -3.4 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 0.2 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 22.65 Bulk Shear: 30.87 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 ------------------------------------------------------------------------------- 500 156 6 266 9| 0.0 10.8 10.8| 0.8 -20.2 -19.4 -38.8 -0.41| 14.8 -6.1 1000 110 9 304 4| 0.0 5.5 5.5| 3.6 -23.4 -19.8 -19.8 -0.13| 12.4 -1.6 1500 103 8 315 4| 1.5 3.7 5.2| 3.8 -29.7 -25.9 -17.3 -0.24| 9.9 -2.4 2000 99 8 319 5| 1.1 3.6 4.8| 9.3 -29.7 -20.4 -10.2 -0.12| 8.3 -1.0 2500 92 9 334 5| 0.9 4.1 5.1| 18.3 -29.7 -11.4 -4.6 0.03| 8.0 0.2 3000 86 10 349 6| 0.8 3.8 4.5| 19.4 -29.7 -10.3 -3.4 0.03| 7.1 0.2 4000 78 12 9 8| 0.3 2.8 3.1| 43.4 -31.4 11.9 3.0 0.14| 6.6 0.9 5000 81 15 25 8| 1.0 2.3 3.3| 73.0 -33.0 40.0 8.0 0.24| 6.4 1.5 6000 84 16 37 8| 1.2 1.9 3.1| 86.3 -37.8 48.5 8.1 0.26| 6.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250418.12.gif