UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 16 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 25.4 24.0 92 1.4 24.4 180 2 298.0 301.4 297.3 353.1 18.98 1 1001 110 25.6 24.0 91 1.6 24.5 86 4 298.7 302.1 297.5 354.4 19.09 2 1000 118 25.6 24.0 91 1.6 24.5 70 4 298.8 302.2 297.6 354.5 19.11 3 964 441 23.8 23.8 100 0.0 23.8 51 13 300.1 303.7 298.2 357.6 19.60 4 925 803 22.0 20.0 88 2.0 20.6 55 13 301.8 304.8 296.5 349.3 16.11 5 874 1295 18.8 17.6 93 1.2 18.0 76 14 303.4 306.1 296.0 346.9 14.64 6 868 1354 18.8 16.5 86 2.3 17.2 77 16 304.0 306.6 295.5 344.9 13.73 7 850 1535 18.8 12.8 68 6.0 14.8 80 19 305.8 307.9 294.0 338.9 10.99 8 844 1596 18.8 11.8 64 7.0 14.3 82 20 306.5 308.4 293.7 337.7 10.36 9 838 1657 18.2 13.2 73 5.0 14.9 84 20 306.5 308.6 294.6 340.9 11.46 10 772 2356 14.4 8.4 67 6.0 10.7 102 22 309.6 311.3 293.6 337.2 9.00 11 767 2411 14.2 4.2 51 10.0 8.4 104 23 310.0 311.3 291.9 330.8 6.75 12 754 2555 12.8 8.0 73 4.8 9.9 102 22 310.0 311.7 293.7 337.5 8.97 13 702 3155 11.6 -6.4 28 18.0 2.9 94 17 315.1 315.7 290.6 326.0 3.37 14 700 3179 11.6 -6.4 28 18.0 2.9 95 17 315.3 316.0 290.6 326.2 3.38 15 680 3421 10.0 0.0 50 10.0 4.5 95 18 316.2 317.3 292.8 334.1 5.63 16 669 3556 9.6 -10.4 23 20.0 0.7 95 19 317.2 317.7 290.5 325.7 2.59 17 637 3961 6.6 -11.4 26 18.0 -1.2 95 21 318.3 318.7 290.7 326.6 2.51 18 632 4026 5.8 1.3 73 4.5 3.2 95 22 318.1 319.4 294.1 339.3 6.67 19 590 4586 3.0 -7.0 48 10.0 -1.7 98 24 321.1 321.9 292.7 333.7 3.83 20 577 4766 1.6 -3.4 69 5.0 -1.0 100 25 321.5 322.6 293.9 338.3 5.16 21 558 5036 0.4 -8.6 51 9.0 -3.7 103 26 323.2 323.9 293.1 335.1 3.58 22 553 5108 0.0 -5.0 69 5.0 -2.5 104 27 323.6 324.5 294.1 339.3 4.77 23 544 5239 -0.3 -12.3 40 12.0 -5.4 106 27 324.7 325.3 292.8 334.0 2.73 24 500 5910 -4.3 -8.1 75 3.8 -6.1 95 21 327.8 328.6 294.7 341.8 4.16 25 481 6214 -5.9 -10.5 70 4.6 -7.9 87 21 329.5 330.2 294.7 341.6 3.58 26 473 6346 -5.5 -24.5 21 19.0 -11.4 84 20 331.6 331.8 293.2 335.6 1.11 27 463 6513 -6.9 -16.9 45 10.0 -10.6 80 19 331.8 332.3 294.2 339.5 2.20 28 428 7122 -10.3 -26.3 26 16.0 -14.9 91 16 335.1 335.3 294.0 338.9 1.04 29 413 7396 -12.1 -22.1 43 10.0 -15.3 101 15 336.2 336.5 294.8 341.9 1.58 30 400 7640 -14.1 -26.1 35 12.0 -17.4 110 14 336.7 336.9 294.5 340.8 1.14 31 343 8789 -21.7 -50.7 5 29.0 -25.2 110 18 341.5 341.5 294.8 341.9 0.11 32 300 9760 -29.9 -40.9 34 11.0 -31.4 90 11 343.2 343.3 295.4 344.7 0.36 33 277 10322 -34.1 -42.1 44 8.0 -35.0 84 13 345.1 345.2 295.8 346.5 0.34 34 250 11030 -40.3 -50.3 33 10.0 -41.0 90 13 346.2 346.2 295.9 346.8 0.15 35 209 12224 -50.3 -63.3 20 13.0 -50.7 116 15 348.7 348.7 296.4 348.9 0.04 36 200 12510 -52.3 -64.3 22 12.0 -52.6 130 19 349.9 350.0 296.7 350.1 0.03 37 192 12773 -54.1 -71.1 11 17.0 -54.4 130 18 351.2 351.2 296.9 351.2 0.01 38 177 13290 -58.3 -69.3 23 11.0 -58.5 128 23 352.5 352.5 297.2 352.6 0.02 39 171 13505 -60.5 -65.2 54 4.7 -60.6 127 26 352.4 352.4 297.2 352.5 0.03 40 157 14033 -64.3 -75.3 21 11.0 -64.4 125 32 354.7 354.7 297.6 354.7 0.01 41 150 14310 -66.5 -76.5 23 10.0 -66.5 135 7 355.5 355.5 297.8 355.6 0.01 42 127 15295 -75.1 -82.1 33 7.0 -75.1 279 2 357.3 357.3 298.2 357.4 0.00 43 104 16431 -82.7 -87.2 46 4.5 -82.7 260 4 363.8 363.8 299.4 363.8 0.00 44 100 16650 -81.5 -87.5 35 6.0 -81.5 305 17 370.3 370.3 300.6 370.3 0.00 45 97 16822 -79.9 -86.9 30 7.0 -79.9 308 16 376.6 376.6 301.7 376.6 0.00 46 80 17899 -84.1 -90.1 34 6.0 -84.1 301 13 389.3 389.3 303.7 389.3 0.00 47 79 17969 -83.3 -91.3 24 8.0 -83.3 303 13 392.4 392.4 304.1 392.4 0.00 48 74 18346 -69.5 -87.5 6 18.0 -69.6 300 13 428.8 428.8 308.7 428.8 0.00 49 72 18510 -66.7 -88.7 3 22.0 -66.9 280 19 438.1 438.1 309.7 438.2 0.00 50 70 18680 -67.9 -88.9 3 21.0 -68.1 260 25 439.1 439.1 309.8 439.1 0.00 51 56 19993 -76.3 -90.3 9 14.0 -76.3 243 25 448.9 448.9 310.7 448.9 0.00 52 51 20542 -69.1 -89.1 4 20.0 -69.3 258 17 477.9 477.9 313.3 478.0 0.00 53 50 20660 -69.3 -89.3 4 20.0 -69.5 285 22 480.2 480.2 313.5 480.2 0.00 54 39 22162 -62.7 -87.7 2 25.0 -63.2 289 28 532.2 532.2 317.1 532.3 0.00 55 31 23560 -66.3 -90.3 2 24.0 -66.7 260 12 558.6 558.6 318.6 558.7 0.00 56 30 23760 -63.3 -89.3 2 26.0 -63.9 255 11 572.1 572.1 319.3 572.1 0.00 57 26 24647 -61.3 -88.3 2 27.0 -62.2 204 16 601.7 601.7 320.7 601.7 0.01 58 26 24647 -61.5 -88.5 2 27.0 -62.4 204 16 601.1 601.1 320.6 601.1 0.01 59 24 25150 -57.1 -87.1 1 30.0 -58.6 156 20 627.8 627.8 321.8 627.8 0.01 60 22 25699 -59.7 -87.7 1 28.0 -60.9 105 27 635.9 635.9 322.2 635.9 0.01 61 21 25995 -53.9 -85.9 1 32.0 -56.3 90 33 661.9 661.9 323.2 662.0 0.01 62 20 26310 -52.7 -84.7 1 32.0 -55.5 85 50 674.9 674.9 323.6 675.0 0.02 63 19 26642 -52.1 -84.1 1 32.0 -55.1 90 39 686.7 686.7 324.0 686.8 0.02 64 18 26995 -48.5 -82.5 1 34.0 -52.7 88 40 708.8 708.8 324.7 709.0 0.02 TRP 104 16431 -82.7 -87.2 46 4.5 -82.7 260 4 363.8 363.8 299.4 363.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 553.00 mb = 5107.98 m = 16758.26 ft Wetbulb zero: 656.66 mb = 3709.98 m = 12171.70 ft Precipitable water: 1.96 inches Sfc-500 mean rel hum: 63.19 % Est. max temperature: 32.58 C = 90.65 F Sfc-Lift cond lev (LCL): 987.14 mb = 232.08 m = 761.42 ft T: 24.96 C 700-500 lapse rate: 5.82 C/km ThetaE index: 19.95 C Layer 925.0- 838.0 mb Conv cond level (CCL): 921.61 mb = 834.82 m = 2738.87 ft Mean mixing ratio: 18.09 g/kg Conv temperature: 29.37 C = 84.86 F Cap Strength: 0.60 C Lifted Index: -2.62 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.44 C Lifted Index @700 mb: 0.04 C Showalter Index: 2.95 C Risk: Showers probable Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 17.10 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 212.60 Risk: None Energy Index: 0.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 971.21 J/kg Max Up Vert Vel: 44.07 m/s Conv Inhibition (B-): 4.75 J/kg Cap Strength: 0.60 C Lift Cond Lev (LCL): 941.68 mb = 646.45 m = 2120.86 ft Lev Free Conv (LFC): 896.68 mb = 1072.70 m = 3519.30 ft Equ Level (EL): 846.68 mb = 1568.64 m = 5146.39 ft B at Equ Level: 20.28 J/kg Max Parcel Lev (MPL): 86.68 mb = 17450.87 m = 57252.80 ft Wind level data Storm motion: 123 at 15 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 60 180 2 0.0 2.0 | 296 14 12.4 -6.0 1 1000 118 70 4 -3.8 -1.4 | 318 13 8.6 -9.4 2 979 305 55 11 -9.0 -6.3 | 347 15 3.3 -14.3 3 946 610 45 15 -10.6 -10.6 | 355 19 1.8 -18.6 4 925 803 55 13 -10.6 -7.5 | 354 16 1.7 -15.5 5 913 914 65 13 -11.8 -5.5 | 358 14 0.6 -13.5 6 882 1219 75 13 -12.6 -3.4 | 1 11 -0.2 -11.4 7 850 1535 80 19 -18.7 -3.3 | 29 13 -6.4 -11.3 8 821 1829 90 22 -22.0 0.0 | 50 13 -9.6 -8.0 9 792 2134 95 20 -19.9 1.7 | 50 10 -7.6 -6.3 10 764 2438 105 23 -22.2 6.0 | 78 10 -9.9 -2.1 11 711 3048 90 17 -17.0 0.0 | 30 9 -4.6 -8.0 12 700 3179 95 17 -16.9 1.5 | 35 8 -4.6 -6.5 13 612 4267 95 23 -22.9 2.0 | 60 12 -10.6 -6.0 14 547 5182 105 27 -26.1 7.0 | 86 14 -13.7 -1.0 15 527 5486 110 24 -22.6 8.2 | 91 10 -10.2 0.2 16 500 5910 95 21 -20.9 1.8 | 54 11 -8.6 -6.2 17 488 6096 90 22 -22.0 0.0 | 50 13 -9.6 -8.0 18 451 6706 75 17 -16.4 -4.4 | 18 13 -4.1 -12.4 19 401 7620 110 14 -13.2 4.8 | 14 3 -0.8 -3.2 20 400 7640 110 14 -13.2 4.8 | 14 3 -0.8 -3.2 21 369 8230 100 14 -13.8 2.4 | 14 6 -1.4 -5.6 22 354 8534 90 17 -17.0 0.0 | 30 9 -4.6 -8.0 23 340 8839 115 18 -16.3 7.6 | 84 4 -4.0 -0.4 24 300 9760 90 11 -11.0 0.0 | 350 8 1.4 -8.0 25 287 10058 95 11 -11.0 1.0 | 349 7 1.4 -7.1 26 263 10668 70 16 -15.0 -5.5 | 11 14 -2.7 -13.5 27 250 11030 90 13 -13.0 0.0 | 5 8 -0.6 -8.0 28 230 11582 125 15 -12.3 8.6 | 187 1 0.1 0.6 29 210 12192 115 15 -13.6 6.3 | 36 2 -1.2 -1.7 30 200 12510 130 19 -14.6 12.2 | 152 5 -2.2 4.2 31 191 12802 130 18 -13.8 11.6 | 158 4 -1.4 3.5 32 157 14021 125 32 -26.2 18.4 | 127 17 -13.9 10.3 33 150 14310 135 7 -4.9 4.9 | 293 8 7.4 -3.1 34 150 14326 120 12 -10.4 6.0 | 316 3 2.0 -2.0 35 135 14935 285 1 1.0 -0.3 | 302 16 13.3 -8.3 36 104 16431 260 4 3.9 0.7 | 294 18 16.3 -7.3 37 100 16650 305 17 13.9 -9.8 | 304 32 26.3 -17.8 38 98 16764 315 15 10.6 -10.6 | 309 30 23.0 -18.6 39 93 17069 280 21 20.7 -3.6 | 289 35 33.0 -11.7 40 75 18288 310 10 7.7 -6.4 | 306 25 20.0 -14.5 41 70 18680 260 25 24.6 4.3 | 276 37 37.0 -3.7 42 67 18898 260 25 24.6 4.3 | 276 37 37.0 -3.7 43 64 19202 245 24 21.8 10.1 | 266 34 34.1 2.1 44 58 19812 240 23 19.9 11.5 | 264 32 32.3 3.5 45 55 20117 245 27 24.5 11.4 | 265 37 36.8 3.4 46 52 20422 230 12 9.2 7.7 | 271 22 21.6 -0.3 47 50 20660 285 22 21.3 -5.7 | 292 36 33.6 -13.7 48 49 20726 285 16 15.5 -4.1 | 294 30 27.8 -12.2 49 47 21031 285 22 21.3 -5.7 | 292 36 33.6 -13.7 50 40 21946 290 31 29.1 -10.6 | 294 45 41.5 -18.6 51 35 22860 285 20 19.3 -5.2 | 293 34 31.7 -13.2 52 33 23165 270 13 13.0 -0.0 | 288 27 25.4 -8.0 53 30 23760 255 11 10.6 2.8 | 283 24 23.0 -5.2 54 30 23774 290 11 10.3 -3.8 | 297 26 22.7 -11.8 55 29 24079 280 9 8.9 -1.6 | 294 23 21.2 -9.6 56 26 24689 200 16 5.5 15.0 | 249 19 17.8 7.0 57 25 24994 195 22 5.7 21.3 | 234 22 18.1 13.2 58 23 25298 125 18 -14.7 10.3 | 134 3 -2.4 2.3 59 20 26213 80 38 -37.4 -6.6 | 60 29 -25.1 -14.6 60 20 26310 85 50 -49.8 -4.4 | 72 39 -37.5 -12.4 61 19 26518 90 38 -38.0 0.0 | 73 27 -25.6 -8.0 62 15 27432 80 50 -49.2 -8.7 | 66 40 -36.9 -16.7 Wind Parameters Mean winds (0-6000m): 93.0 at 19.6 knts Storm direction: 123.0 at 14.7 knts Shear (0-3000m) pos: 3.1 neg: 3.0 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 94.5 deg Storm rel helicity (0-3000m) pos: 101.7 neg: -19.2 tot: 82.4 m^2/s^2 ave: 27.5 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 4.0 10^-3/s Energy-Hel index: 0.55 Bulk Rich Number: 39.55 Bulk Shear: 24.56 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 54 10 341 14| 0.0 16.2 16.2| 48.4 0.0 48.4 96.8 0.85| 16.7 14.1 1000 55 12 349 15| 2.9 8.1 11.0| 54.3 -0.7 53.7 53.7 0.68| 11.4 7.8 1500 64 13 356 14| 3.8 5.4 9.2| 75.6 -0.7 74.9 49.9 0.74| 10.1 7.5 2000 73 15 8 13| 3.9 4.1 7.9| 90.0 -0.7 89.3 44.7 0.73| 9.2 6.7 2500 80 16 19 11| 3.7 3.2 7.0|101.7 -4.1 97.6 39.0 0.70| 8.6 6.0 3000 84 17 24 11| 3.1 3.0 6.1|101.7 -19.2 82.4 27.5 0.48| 8.2 4.0 4000 87 17 29 10| 2.6 2.4 5.0|112.1 -19.2 92.9 23.2 0.50| 7.0 3.5 5000 90 19 39 10| 2.7 1.9 4.6|130.8 -19.2 111.6 22.3 0.54| 6.2 3.4 6000 93 20 46 10| 2.1 2.1 4.2|136.8 -38.7 98.1 16.3 0.38| 6.2 2.4 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250416.12.gif