UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for SB107... Searching the city database file for: SB107 ... Date:1200Z 27 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 1000 117 25.0 24.3 96 0.7 24.5 10 2 298.1 301.7 297.7 354.8 19.47 1 976 329 25.2 19.2 69 6.0 21.0 268 2 300.4 303.1 295.0 342.9 14.49 2 925 796 23.2 19.6 80 3.6 20.6 140 6 303.0 305.9 296.5 349.6 15.71 3 850 1529 18.6 17.1 91 1.5 17.6 25 7 305.6 308.3 296.5 349.3 14.59 4 812 1921 15.8 15.8 100 0.0 15.8 57 6 306.7 309.3 296.4 348.9 14.04 5 748 2616 12.0 8.7 80 3.3 9.9 49 7 309.8 311.6 294.0 338.8 9.49 6 727 2855 9.8 9.6 99 0.2 9.7 53 5 310.0 311.9 294.7 341.7 10.39 7 700 3170 8.4 8.4 100 0.0 8.4 60 2 311.8 313.7 294.9 342.4 9.94 8 699 3182 8.4 8.4 100 0.0 8.4 61 2 311.9 313.8 294.9 342.6 9.95 9 628 4063 4.8 2.9 87 1.9 3.7 113 11 317.5 319.0 294.7 341.4 7.53 10 500 5890 -5.7 -6.3 96 0.6 -6.0 80 22 326.1 327.0 294.8 342.0 4.78 11 487 6097 -6.7 -7.3 95 0.6 -7.0 85 23 327.3 328.2 294.9 342.5 4.54 12 476 6276 -6.3 -10.1 74 3.8 -8.0 89 23 330.0 330.7 295.0 342.6 3.73 13 461 6527 -8.1 -9.4 90 1.3 -8.7 95 24 330.8 331.6 295.4 344.6 4.07 14 400 7620 -14.9 -17.4 81 2.5 -15.8 90 26 335.6 336.1 295.3 344.2 2.44 15 358 8448 -19.5 -25.5 59 6.0 -21.1 77 29 340.3 340.5 295.6 345.2 1.34 16 336 8914 -23.1 -30.1 53 7.0 -24.6 69 30 341.6 341.8 295.6 345.1 0.93 17 310 9496 -28.1 -31.6 72 3.5 -28.8 68 28 342.6 342.7 295.7 345.9 0.88 18 300 9730 -29.7 -34.2 65 4.5 -30.4 70 26 343.5 343.7 295.8 346.2 0.70 19 286 10070 -31.3 -39.3 45 8.0 -32.4 70 25 346.0 346.1 296.1 347.7 0.44 20 255 10873 -37.5 -54.5 15 17.0 -38.7 97 29 348.3 348.4 296.4 348.7 0.09 21 250 11010 -38.7 -54.7 17 16.0 -39.7 95 28 348.5 348.5 296.4 348.9 0.09 22 212 12119 -48.9 -54.9 50 6.0 -49.1 95 32 349.5 349.5 296.6 349.9 0.10 23 208 12244 -49.5 -59.5 30 10.0 -49.8 95 33 350.4 350.4 296.8 350.7 0.06 24 200 12500 -51.9 -58.9 43 7.0 -52.1 100 30 350.6 350.6 296.8 350.9 0.07 25 191 12797 -54.5 -57.7 68 3.2 -54.6 98 29 351.1 351.1 297.0 351.4 0.08 26 179 13210 -58.1 -60.8 71 2.7 -58.2 96 28 351.7 351.8 297.1 352.0 0.06 27 164 13756 -62.9 -66.9 58 4.0 -63.0 100 25 352.6 352.6 297.2 352.7 0.03 28 159 13946 -64.7 -67.9 65 3.2 -64.7 104 24 352.7 352.7 297.3 352.8 0.03 29 156 14062 -65.9 -67.8 77 1.9 -65.9 107 23 352.6 352.6 297.2 352.7 0.03 30 150 14300 -67.3 -74.3 36 7.0 -67.4 125 25 354.2 354.2 297.5 354.2 0.01 31 146 14462 -68.7 -72.1 61 3.4 -68.7 129 24 354.5 354.5 297.6 354.5 0.02 32 131 15100 -74.5 -82.5 28 8.0 -74.5 124 24 355.3 355.3 297.7 355.3 0.00 33 120 15604 -78.3 -80.9 66 2.6 -78.3 123 17 357.3 357.3 298.2 357.3 0.00 34 100 16620 -86.5 -89.9 54 3.4 -86.5 135 20 360.6 360.6 298.8 360.6 0.00 35 95 16907 -88.3 -92.8 43 4.5 -88.3 130 22 362.4 362.4 299.2 362.4 0.00 36 70 18670 -73.1 -90.1 6 17.0 -73.2 280 40 428.0 428.0 308.6 428.0 0.00 37 50 20670 -69.1 -91.1 3 22.0 -69.3 280 33 480.7 480.7 313.5 480.7 0.00 38 30 23780 -58.7 -91.7 1 33.0 -59.7 195 4 584.6 584.6 319.9 584.6 0.00 TRP 95 16907 -88.3 -92.8 43 4.5 -88.3 130 22 362.4 362.4 299.2 362.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5772.79 m Freezing level: 569.49 mb = 4898.22 m = 16070.07 ft Wetbulb zero: 579.16 mb = 4711.95 m = 15458.96 ft Precipitable water: 2.38 inches Sfc-500 mean rel hum: 89.98 % Est. max temperature: 32.48 C = 90.47 F Sfc-Lift cond lev (LCL): 990.33 mb = 202.00 m = 662.72 ft T: 25.08 C 700-500 lapse rate: 5.18 C/km ThetaE index: 11.92 C Layer 976.0- 925.0 mb Conv cond level (CCL): 842.58 mb = 1604.17 m = 5262.95 ft Mean mixing ratio: 15.65 g/kg Conv temperature: 32.68 C = 90.83 F Cap Strength: 2.36 C Lifted Index: -1.97 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.07 C Lifted Index @700 mb: -1.58 C Showalter Index: -2.50 C Risk: Severe thunderstorms possible Total Totals Index: 47.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 22.80 C K Index: 41.40 Risk: > 80 % chance of thunderstorms Sweat Index: 241.20 Risk: None Energy Index: -1.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 254.99 J/kg Max Up Vert Vel: 22.58 m/s Conv Inhibition (B-): 59.75 J/kg Cap Strength: 2.36 C Lift Cond Lev (LCL): 895.10 mb = 1080.88 m = 3546.15 ft Lev Free Conv (LFC): 780.10 mb = 2260.51 m = 7416.27 ft Equ Level (EL): 360.10 mb = 8404.68 m = 27574.07 ft B at Equ Level: 249.41 J/kg Max Parcel Lev (MPL): 180.10 mb = 13171.20 m = 43212.06 ft Wind level data Storm motion: 115 at 7 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 1000 117 10 2 -0.3 -2.0 | 309 8 5.9 -4.8 1 1000 108 225 1 0.7 0.7 | 287 7 6.9 -2.2 2 978 305 275 2 2.0 -0.2 | 290 9 8.2 -3.0 3 945 610 155 2 -0.8 1.8 | 281 5 5.4 -1.0 4 925 796 140 6 -3.9 4.6 | 234 3 2.3 1.7 5 912 914 155 5 -2.1 4.5 | 248 4 4.1 1.7 6 850 1529 25 7 -3.0 -6.3 | 341 10 3.2 -9.2 7 791 2134 75 5 -4.8 -1.3 | 342 4 1.4 -4.2 8 763 2438 45 8 -5.7 -5.7 | 356 9 0.5 -8.5 9 700 3170 60 2 -1.7 -1.0 | 311 6 4.5 -3.9 10 635 3962 120 11 -9.5 5.5 | 129 4 -3.3 2.6 11 611 4267 95 11 -11.0 1.0 | 68 5 -4.8 -1.9 12 589 4572 90 12 -12.0 0.0 | 64 6 -5.8 -2.9 13 567 4877 80 12 -11.8 -2.1 | 49 7 -5.6 -4.9 14 526 5486 90 19 -19.0 0.0 | 77 13 -12.8 -2.9 15 500 5890 80 22 -21.7 -3.8 | 67 17 -15.5 -6.7 16 487 6096 85 23 -22.9 -2.0 | 74 17 -16.7 -4.9 17 450 6706 100 24 -23.6 4.2 | 94 17 -17.4 1.3 18 433 7010 80 28 -27.6 -4.9 | 70 23 -21.4 -7.7 19 400 7620 90 26 -26.0 0.0 | 82 20 -19.8 -2.9 20 384 7925 90 27 -27.0 0.0 | 82 21 -20.8 -2.9 21 368 8230 80 29 -28.6 -5.0 | 71 24 -22.4 -7.9 22 325 9144 65 30 -27.2 -12.7 | 53 26 -21.0 -15.5 23 300 9730 70 26 -24.4 -8.9 | 57 22 -18.2 -11.8 24 286 10058 70 25 -23.5 -8.6 | 57 21 -17.3 -11.4 25 251 10973 100 30 -29.5 5.2 | 96 23 -23.3 2.4 26 250 11010 95 28 -27.9 2.4 | 89 22 -21.7 -0.4 27 200 12497 95 34 -33.9 3.0 | 90 28 -27.7 0.1 28 200 12500 100 30 -29.5 5.2 | 96 23 -23.3 2.4 29 173 13411 95 27 -26.9 2.4 | 89 21 -20.7 -0.5 30 157 14021 105 23 -22.2 6.0 | 101 16 -16.0 3.1 31 150 14300 125 25 -20.5 14.3 | 129 18 -14.3 11.5 32 149 14326 130 24 -18.4 15.4 | 136 18 -12.2 12.6 33 134 14935 125 26 -21.3 14.9 | 129 19 -15.1 12.1 34 121 15545 120 18 -15.6 9.0 | 123 11 -9.4 6.1 35 108 16154 170 7 -1.2 6.9 | 231 6 5.0 4.0 36 103 16459 160 13 -4.4 12.2 | 191 10 1.8 9.4 37 100 16620 135 20 -14.1 14.1 | 145 14 -7.9 11.3 38 97 16764 135 19 -13.4 13.4 | 146 13 -7.2 10.6 39 95 16907 130 22 -16.9 14.1 | 137 16 -10.6 11.3 40 92 17069 130 22 -16.9 14.1 | 137 16 -10.6 11.3 41 88 17374 110 26 -24.4 8.9 | 108 19 -18.2 6.0 42 83 17678 300 12 10.4 -6.0 | 298 19 16.6 -8.9 43 79 17983 305 31 25.4 -17.8 | 303 38 31.6 -20.6 44 70 18670 280 40 39.4 -6.9 | 282 47 45.6 -9.8 45 61 19507 260 46 45.3 8.0 | 264 52 51.5 5.1 46 58 19812 270 31 31.0 -0.0 | 274 37 37.2 -2.9 47 50 20670 280 33 32.5 -5.7 | 283 40 38.7 -8.6 48 47 21031 280 35 34.5 -6.1 | 282 42 40.7 -8.9 49 43 21641 250 34 31.9 11.6 | 257 39 38.2 8.8 50 41 21946 250 30 28.2 10.3 | 258 35 34.4 7.4 51 37 22555 300 21 18.2 -10.5 | 299 28 24.4 -13.4 52 35 22860 305 28 22.9 -16.1 | 303 35 29.1 -18.9 53 32 23470 295 11 10.0 -4.6 | 295 18 16.2 -7.5 54 30 23780 195 4 1.0 3.9 | 262 7 7.2 1.0 55 28 24079 245 14 12.7 5.9 | 261 19 18.9 3.1 56 26 24384 60 25 -21.7 -12.5 | 45 22 -15.4 -15.4 57 24 24689 80 38 -37.4 -6.6 | 73 33 -31.2 -9.5 Wind Parameters Mean winds (0-6000m): 84.7 at 9.1 knts Storm direction: 114.7 at 6.8 knts Shear (0-3000m) pos: 1.3 neg: 1.8 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 27.8 deg Storm rel helicity (0-3000m) pos: 6.8 neg: -19.0 tot: -12.2 m^2/s^2 ave: -4.1 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 16.79 Bulk Shear: 15.19 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 ------------------------------------------------------------------------------- 500 234 2 283 8| 0.0 2.2 2.2| 1.0 -3.4 -2.4 -4.7 -0.20| 5.6 -1.1 1000 152 3 268 5| 0.0 3.2 3.2| 2.5 -6.6 -4.0 -4.0 -0.10| 7.6 -0.7 1500 99 4 320 3| 0.0 2.6 2.6| 3.8 -10.5 -6.7 -4.5 -0.06| 8.5 -0.5 2000 71 5 339 5| 1.1 2.0 3.1| 4.9 -11.0 -6.1 -3.0 -0.04| 7.6 -0.3 2500 63 5 343 5| 0.9 2.1 3.0| 6.8 -12.9 -6.1 -2.4 -0.02| 7.2 -0.2 3000 60 5 341 6| 1.3 1.8 3.0| 6.8 -19.0 -12.2 -4.1 -0.12| 6.7 -0.8 4000 81 6 349 4| 1.8 1.3 3.1| 14.2 -21.0 -6.8 -1.7 0.05| 6.6 0.3 5000 84 7 11 4| 1.4 1.7 3.1| 18.0 -27.1 -9.1 -1.8 -0.00| 6.2 -0.0 6000 85 9 38 5| 1.5 1.6 3.1| 35.5 -36.4 -0.9 -0.1 0.03| 6.1 0.2 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250427.12.gif