UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 25 APR 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 60 25.6 24.2 92 1.4 24.6 50 2 298.2 301.6 297.5 354.1 19.21 1 1000 117 25.0 24.1 95 0.9 24.3 50 2 298.1 301.6 297.5 354.1 19.23 2 925 801 21.0 20.9 99 0.1 20.9 75 7 300.8 303.9 296.8 350.9 17.06 3 912 924 20.2 19.6 96 0.6 19.8 86 9 301.2 304.1 296.2 348.1 15.94 4 851 1521 18.6 14.3 76 4.3 15.7 125 10 305.5 307.8 294.8 341.9 12.13 5 850 1531 18.6 14.3 76 4.3 15.7 125 10 305.6 307.9 294.8 342.0 12.15 6 802 2029 16.2 12.6 79 3.6 13.8 92 8 308.2 310.4 295.1 343.1 11.51 7 700 3177 9.8 8.4 91 1.4 8.9 80 13 313.3 315.2 295.3 344.1 9.94 8 611 4296 2.8 2.8 100 0.0 2.8 46 17 317.7 319.2 294.8 342.1 7.69 9 500 5900 -5.5 -5.8 98 0.3 -5.7 85 21 326.3 327.3 295.0 342.8 4.97 10 491 6042 -6.3 -6.3 100 0.0 -6.3 89 24 327.1 328.0 295.1 343.3 4.87 11 481 6203 -7.3 -8.2 93 0.9 -7.7 91 25 327.8 328.6 294.8 342.1 4.29 12 478 6252 -7.5 -12.5 67 5.0 -9.5 91 25 328.1 328.7 294.0 338.5 3.06 13 467 6433 -8.1 -10.3 84 2.2 -9.1 92 25 329.5 330.3 294.8 342.2 3.74 14 464 6483 -8.5 -15.5 57 7.0 -11.2 92 25 329.6 330.1 293.9 338.2 2.47 15 461 6533 -8.3 -12.0 75 3.7 -9.9 92 25 330.5 331.2 294.7 341.8 3.31 16 451 6703 -9.7 -11.1 89 1.4 -10.3 93 24 330.8 331.6 295.1 343.2 3.64 17 440 6893 -11.3 -13.6 83 2.3 -12.2 94 24 331.2 331.8 294.7 341.6 3.04 18 416 7322 -13.5 -14.1 95 0.6 -13.7 75 25 333.7 334.3 295.4 344.4 3.09 19 400 7620 -14.9 -16.7 86 1.8 -15.6 80 25 335.6 336.2 295.4 344.7 2.59 20 342 8789 -21.9 -24.8 77 2.9 -22.7 80 25 341.5 341.8 296.0 347.0 1.50 21 332 9007 -23.3 -25.7 81 2.4 -23.9 71 23 342.5 342.8 296.1 347.7 1.42 22 300 9740 -28.9 -31.3 80 2.4 -29.4 55 20 344.6 344.8 296.3 348.2 0.93 23 250 11020 -39.1 -44.1 59 5.0 -39.6 50 22 347.9 348.0 296.4 349.2 0.30 24 238 11354 -42.1 -50.1 41 8.0 -42.6 52 22 348.3 348.4 296.4 349.0 0.16 25 215 12030 -48.5 -52.3 65 3.8 -48.7 53 19 348.7 348.7 296.5 349.3 0.14 26 211 12153 -49.5 -54.1 58 4.6 -49.7 51 17 349.0 349.0 296.5 349.5 0.12 27 200 12500 -52.3 -61.3 33 9.0 -52.5 70 14 349.9 350.0 296.7 350.2 0.05 28 193 12730 -53.9 -66.9 19 13.0 -54.2 70 14 351.0 351.0 296.8 351.1 0.02 29 171 13496 -60.7 -65.7 52 5.0 -60.8 140 4 352.1 352.1 297.1 352.2 0.03 30 155 14101 -65.5 -73.5 32 8.0 -65.5 203 12 353.9 353.9 297.5 354.0 0.01 31 150 14300 -67.3 -73.3 42 6.0 -67.4 185 17 354.2 354.2 297.5 354.2 0.01 32 131 15103 -73.3 -79.3 39 6.0 -73.3 173 20 357.4 357.4 298.2 357.4 0.01 33 101 16594 -80.5 -87.5 30 7.0 -80.5 88 8 371.1 371.1 300.8 371.1 0.00 34 100 16650 -80.9 -87.9 30 7.0 -80.9 50 10 371.4 371.4 300.8 371.4 0.00 35 91 17176 -84.7 -89.3 44 4.6 -84.7 40 16 374.0 374.0 301.2 374.0 0.00 36 84 17626 -78.5 -87.5 22 9.0 -78.5 57 12 395.3 395.3 304.6 395.3 0.00 37 77 18119 -80.9 -88.9 25 8.0 -80.9 87 11 400.2 400.2 305.2 400.3 0.00 38 74 18347 -75.1 -87.1 14 12.0 -75.2 101 11 417.0 417.0 307.4 417.0 0.00 39 70 18670 -74.1 -89.1 8 15.0 -74.2 320 9 425.9 425.9 308.4 425.9 0.00 40 53 20319 -66.1 -89.1 3 23.0 -66.4 268 27 479.7 479.7 313.4 479.7 0.00 41 52 20434 -65.9 -87.9 3 22.0 -66.1 270 26 482.7 482.7 313.7 482.8 0.00 42 50 20670 -68.1 -89.1 3 21.0 -68.3 275 31 483.0 483.0 313.7 483.0 0.00 43 49 20791 -68.3 -89.3 3 21.0 -68.5 279 34 485.3 485.3 313.9 485.3 0.00 44 41 21879 -60.7 -87.7 2 27.0 -61.3 296 27 529.7 529.7 316.9 529.7 0.00 45 36 22683 -63.1 -88.1 2 25.0 -63.6 292 29 543.5 543.5 317.7 543.6 0.00 46 30 23810 -60.9 -88.9 1 28.0 -61.7 180 13 578.6 578.6 319.6 578.6 0.00 47 27 24469 -58.5 -86.5 2 28.0 -59.7 189 17 603.1 603.1 320.7 603.1 0.01 TRP 91 17176 -84.7 -89.3 44 4.6 -84.7 40 16 374.0 374.0 301.2 374.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 573.55 mb = 4837.24 m = 15870.03 ft Wetbulb zero: 574.51 mb = 4788.79 m = 15711.07 ft Precipitable water: 2.48 inches Sfc-500 mean rel hum: 92.21 % Est. max temperature: 32.54 C = 90.58 F Sfc-Lift cond lev (LCL): 987.16 mb = 230.41 m = 755.94 ft T: 24.34 C 700-500 lapse rate: 5.62 C/km ThetaE index: 12.26 C Layer 925.0- 850.0 mb Conv cond level (CCL): 942.72 mb = 634.47 m = 2081.58 ft Mean mixing ratio: 17.87 g/kg Conv temperature: 27.59 C = 81.67 F Cap Strength: 0.36 C Lifted Index: -3.29 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.62 C Lifted Index @700 mb: -1.35 C Showalter Index: 0.46 C Risk: Thunderstorms probable Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.80 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 212.60 Risk: None Energy Index: 0.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 848.66 J/kg Max Up Vert Vel: 41.20 m/s Conv Inhibition (B-): 0.40 J/kg Cap Strength: 0.39 C Lift Cond Lev (LCL): 949.49 mb = 571.77 m = 1875.85 ft Lev Free Conv (LFC): 934.49 mb = 711.48 m = 2334.21 ft Equ Level (EL): 874.49 mb = 1286.01 m = 4219.14 ft B at Equ Level: 17.47 J/kg Max Parcel Lev (MPL): 94.49 mb = 16966.49 m = 55663.66 ft Wind level data Storm motion: 114 at 10 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 60 50 2 -1.5 -1.3 | 305 9 7.7 -5.4 1 1000 117 50 2 -1.5 -1.3 | 305 9 7.7 -5.4 2 979 305 45 11 -7.8 -7.8 | 353 12 1.5 -11.9 3 945 610 65 8 -7.3 -3.4 | 345 8 2.0 -7.5 4 925 801 75 7 -6.8 -1.8 | 337 6 2.5 -5.9 5 913 914 85 9 -9.0 -0.8 | 357 5 0.3 -4.9 6 851 1524 125 10 -8.2 5.7 | 213 2 1.1 1.6 7 850 1531 125 10 -8.2 5.7 | 213 2 1.1 1.6 8 792 2134 85 7 -7.0 -0.6 | 334 5 2.3 -4.7 9 764 2438 90 10 -10.0 0.0 | 10 4 -0.7 -4.1 10 700 3177 80 13 -12.8 -2.3 | 29 7 -3.5 -6.4 11 660 3658 70 12 -11.3 -4.1 | 14 8 -2.0 -8.2 12 612 4267 45 17 -12.0 -12.0 | 10 16 -2.8 -16.1 13 567 4877 105 21 -20.3 5.4 | 97 11 -11.0 1.3 14 500 5900 85 21 -20.9 -1.8 | 63 13 -11.7 -5.9 15 487 6096 90 25 -25.0 0.0 | 75 16 -15.7 -4.1 16 433 7010 95 24 -23.9 2.1 | 82 15 -14.6 -2.0 17 416 7315 75 25 -24.1 -6.5 | 55 18 -14.9 -10.6 18 400 7620 80 25 -24.6 -4.3 | 61 18 -15.4 -8.4 19 384 7925 80 32 -31.5 -5.6 | 67 24 -22.3 -9.7 20 368 8230 85 29 -28.9 -2.5 | 71 21 -19.6 -6.6 21 353 8534 90 28 -28.0 0.0 | 78 19 -18.7 -4.1 22 325 9144 65 21 -19.0 -8.9 | 37 16 -9.8 -13.0 23 300 9740 55 20 -16.4 -11.5 | 25 17 -7.1 -15.6 24 250 11020 50 22 -16.9 -14.1 | 23 20 -7.6 -18.2 25 219 11887 55 22 -18.0 -12.6 | 28 19 -8.8 -16.7 26 210 12192 50 16 -12.3 -10.3 | 12 15 -3.0 -14.4 27 200 12500 70 14 -13.2 -4.8 | 24 10 -3.9 -8.9 28 191 12802 70 14 -13.2 -4.8 | 24 10 -3.9 -8.9 29 165 13716 165 1 -0.3 1.0 | 289 10 9.0 -3.1 30 157 14021 210 10 5.0 8.7 | 252 15 14.3 4.6 31 150 14300 185 17 1.5 16.9 | 220 17 10.7 12.8 32 149 14326 185 14 1.2 13.9 | 227 14 10.5 9.8 33 128 15240 170 21 -3.6 20.7 | 199 18 5.6 16.6 34 121 15545 135 16 -11.3 11.3 | 164 8 -2.1 7.2 35 115 15850 85 12 -12.0 -1.0 | 28 6 -2.7 -5.1 36 103 16459 175 2 -0.2 2.0 | 283 9 9.1 -2.1 37 100 16650 50 10 -7.7 -6.4 | 351 11 1.6 -10.5 38 98 16764 50 10 -7.7 -6.4 | 351 11 1.6 -10.5 39 93 17069 35 11 -6.3 -9.0 | 347 13 2.9 -13.1 40 91 17176 40 16 -10.3 -12.3 | 4 16 -1.0 -16.4 41 88 17374 40 16 -10.3 -12.3 | 4 16 -1.0 -16.4 42 83 17678 60 11 -9.5 -5.5 | 2 10 -0.3 -9.6 43 71 18593 115 11 -10.0 4.6 | 128 1 -0.7 0.5 44 70 18670 320 9 5.8 -6.9 | 306 19 15.0 -11.0 45 67 18898 320 16 10.3 -12.3 | 310 25 19.5 -16.4 46 64 19202 315 25 17.7 -17.7 | 309 35 26.9 -21.8 47 58 19812 255 33 31.9 8.5 | 264 41 41.1 4.4 48 52 20422 270 26 26.0 -0.0 | 277 35 35.3 -4.1 49 50 20670 275 31 30.9 -2.7 | 280 41 40.1 -6.8 50 50 20726 280 35 34.5 -6.1 | 283 45 43.7 -10.2 51 45 21336 275 23 22.9 -2.0 | 281 33 32.2 -6.1 52 39 22250 310 30 23.0 -19.3 | 306 40 32.2 -23.4 53 35 22860 285 29 28.0 -7.5 | 287 39 37.3 -11.6 54 30 23774 215 33 18.9 27.0 | 231 36 28.2 22.9 55 30 23810 180 13 0.0 13.0 | 226 13 9.3 8.9 56 28 24079 200 23 7.9 21.6 | 224 24 17.1 17.5 57 26 24384 180 13 0.0 13.0 | 226 13 9.3 8.9 58 24 24689 65 28 -25.4 -11.8 | 45 23 -16.1 -15.9 Wind Parameters Mean winds (0-6000m): 83.9 at 13.5 knts Storm direction: 113.9 at 10.1 knts Shear (0-3000m) pos: 1.6 neg: 1.4 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 83.0 deg Storm rel helicity (0-3000m) pos: 30.1 neg: -4.6 tot: 25.6 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 2.3 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 92.32 Bulk Shear: 9.19 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 50 8 339 10| 6.7 0.0 6.7| 21.2 -2.1 19.1 38.2 0.65| 11.8 7.7 1000 64 8 344 8| 4.1 0.0 4.1| 23.8 -4.2 19.6 19.6 0.47| 8.9 4.2 1500 82 8 351 5| 3.2 0.0 3.2| 23.8 -4.5 19.3 12.9 0.27| 7.7 2.1 2000 89 9 350 4| 2.4 1.4 3.8| 24.7 -4.6 20.1 10.1 0.31| 7.2 2.3 2500 89 9 350 4| 1.9 1.3 3.2| 28.5 -4.6 23.9 9.6 0.37| 6.6 2.5 3000 88 9 357 4| 1.6 1.4 3.0| 30.1 -4.6 25.6 8.5 0.38| 5.9 2.3 4000 82 10 7 6| 1.2 1.9 3.2| 30.7 -10.1 20.6 5.2 0.26| 5.5 1.4 5000 80 12 22 7| 2.6 1.5 4.1| 94.9 -15.4 79.5 15.9 0.43| 6.8 2.9 6000 84 14 37 7| 2.1 1.8 3.9|103.6 -32.9 70.7 11.8 0.33| 6.4 2.2 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250425.12.gif