UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for SB107... Searching the city database file for: SB107 ... Date:1200Z 22 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 ------------------------------------------------------------------------------- 0 1000 96 200 1 SFC 999 105 25.6 23.1 86 2.5 23.8 200 1 298.8 302.1 297.0 351.6 18.09 2 994 149 24.8 23.5 92 1.3 23.9 161 2 298.5 301.9 297.3 352.8 18.64 3 977 302 26.2 20.2 70 6.0 21.9 28 6 301.3 304.2 295.9 346.8 15.43 4 925 783 22.8 20.7 88 2.1 21.3 360 3 302.6 305.7 297.2 352.5 16.84 5 914 888 22.2 20.4 90 1.8 20.9 24 2 303.0 306.1 297.2 352.7 16.73 6 855 1466 18.4 16.5 89 1.9 17.1 16 4 304.9 307.5 295.8 346.6 13.95 7 850 1517 18.2 15.4 84 2.8 16.3 15 4 305.2 307.6 295.3 344.2 13.06 8 808 1950 16.6 9.6 63 7.0 12.2 29 2 308.0 309.7 293.4 336.3 9.33 9 726 2856 12.4 7.4 72 5.0 9.3 197 3 312.9 314.6 294.5 340.6 8.94 10 700 3161 10.2 5.9 75 4.3 7.6 165 3 313.8 315.4 294.3 339.8 8.35 11 583 4663 0.6 0.4 99 0.2 0.5 40 4 319.4 320.7 294.6 341.1 6.78 12 537 5322 -2.9 -4.5 89 1.6 -3.7 67 7 322.8 323.8 294.2 339.5 5.11 13 527 5472 -2.5 -7.3 70 4.8 -4.8 73 7 325.1 325.9 294.1 339.0 4.20 14 500 5890 -4.3 -10.3 63 6.0 -7.0 90 9 327.8 328.5 294.2 339.6 3.49 15 499 5906 -4.5 -10.5 63 6.0 -7.1 91 9 327.7 328.4 294.1 339.4 3.45 16 464 6474 -7.9 -12.9 67 5.0 -9.9 109 10 330.4 331.0 294.6 340.9 3.06 17 426 7132 -12.5 -16.6 71 4.1 -14.0 122 11 332.7 333.2 294.6 341.3 2.45 18 400 7610 -15.5 -21.5 60 6.0 -17.4 110 10 334.8 335.2 294.6 341.0 1.72 19 300 9720 -29.9 -44.9 22 15.0 -31.6 145 12 343.2 343.3 295.3 344.2 0.23 20 279 10232 -33.3 -54.3 10 21.0 -34.9 141 10 345.5 345.6 295.7 345.9 0.09 21 253 10909 -38.9 -59.9 9 21.0 -40.0 185 5 347.0 347.1 296.0 347.2 0.05 22 250 10990 -39.5 -58.5 12 19.0 -40.5 190 3 347.3 347.4 296.1 347.6 0.06 23 215 12006 -47.7 -63.7 14 16.0 -48.2 133 9 349.9 349.9 296.7 350.1 0.03 24 200 12480 -51.9 -61.9 29 10.0 -52.2 105 12 350.6 350.6 296.8 350.8 0.05 25 180 13150 -58.3 -61.9 63 3.6 -58.4 96 12 350.9 350.9 296.8 351.1 0.05 26 169 13543 -61.1 -68.1 39 7.0 -61.2 66 11 352.6 352.6 297.2 352.7 0.02 27 150 14270 -67.3 -71.7 53 4.4 -67.4 305 6 354.2 354.2 297.5 354.2 0.02 28 149 14310 -67.7 -72.1 53 4.4 -67.7 302 6 354.1 354.1 297.5 354.2 0.02 29 117 15735 -76.9 -84.9 27 8.0 -76.9 277 13 362.5 362.5 299.2 362.5 0.00 30 113 15935 -78.7 -86.7 26 8.0 -78.7 290 13 362.8 362.8 299.2 362.8 0.00 31 100 16630 -79.7 -88.7 21 9.0 -79.7 100 15 373.7 373.7 301.2 373.7 0.00 32 94 16977 -81.5 -89.5 24 8.0 -81.5 110 20 376.9 376.9 301.8 376.9 0.00 33 70 18650 -75.7 -90.7 8 15.0 -75.7 285 25 422.4 422.4 308.0 422.4 0.00 34 50 20640 -63.5 -91.5 1 28.0 -63.8 265 31 493.8 493.8 314.5 493.9 0.00 TRP 94 16977 -81.5 -89.5 24 8.0 -81.5 110 20 376.9 376.9 301.8 376.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 575.11 mb = 4776.41 m = 15670.45 ft Wetbulb zero: 577.64 mb = 4737.56 m = 15542.99 ft Precipitable water: 2.18 inches Sfc-500 mean rel hum: 80.58 % Est. max temperature: 32.04 C = 89.67 F Sfc-Lift cond lev (LCL): 963.71 mb = 422.12 m = 1384.90 ft T: 25.35 C 700-500 lapse rate: 5.31 C/km ThetaE index: 16.38 C Layer 855.0- 726.0 mb Conv cond level (CCL): 870.44 mb = 1311.20 m = 4301.79 ft Mean mixing ratio: 16.50 g/kg Conv temperature: 31.17 C = 88.11 F Cap Strength: 1.52 C Lifted Index: -1.51 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.79 C Lifted Index @700 mb: -0.54 C Showalter Index: 0.78 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 19.70 C K Index: 33.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 201.80 Risk: None Energy Index: -0.93 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 630.77 J/kg Max Up Vert Vel: 35.52 m/s Conv Inhibition (B-): 47.22 J/kg Cap Strength: 1.52 C Lift Cond Lev (LCL): 904.06 mb = 982.42 m = 3223.14 ft Lev Free Conv (LFC): 709.06 mb = 3053.38 m = 10017.52 ft Equ Level (EL): 219.06 mb = 11879.92 m = 38975.63 ft B at Equ Level: 629.55 J/kg Max Parcel Lev (MPL): 109.06 mb = 16136.41 m = 52940.33 ft Wind level data Storm motion: 95 at 3 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 ---------------------------------------------------------- 0 999 105 200 1 0.3 0.9 | 258 3 3.3 0.7 1 977 305 25 6 -2.5 -5.4 | 356 6 0.4 -5.7 2 943 610 25 4 -1.7 -3.6 | 342 4 1.3 -3.9 3 925 783 360 3 -0.0 -3.0 | 318 4 3.0 -3.2 4 911 914 30 2 -1.0 -1.7 | 315 3 2.0 -2.0 5 850 1517 15 4 -1.0 -3.9 | 335 5 1.9 -4.1 6 790 2134 35 1 -0.6 -0.8 | 294 3 2.4 -1.1 7 762 2438 240 2 1.7 1.0 | 261 5 4.7 0.8 8 700 3161 165 3 -0.8 2.9 | 219 3 2.2 2.7 9 611 4267 25 3 -1.3 -2.7 | 330 3 1.7 -3.0 10 500 5890 90 9 -9.0 0.0 | 88 6 -6.0 -0.2 11 487 6096 100 7 -6.9 1.2 | 104 4 -3.9 1.0 12 450 6706 115 12 -10.9 5.1 | 121 9 -7.9 4.8 13 416 7315 125 10 -8.2 5.7 | 136 8 -5.2 5.5 14 400 7610 110 10 -9.4 3.4 | 116 7 -6.4 3.2 15 383 7925 105 11 -10.6 2.8 | 109 8 -7.7 2.6 16 368 8230 105 11 -10.6 2.8 | 109 8 -7.7 2.6 17 325 9144 95 11 -11.0 1.0 | 95 8 -8.0 0.7 18 311 9449 140 12 -7.7 9.2 | 152 10 -4.8 9.0 19 300 9720 145 12 -6.9 9.8 | 158 10 -3.9 9.6 20 299 9754 135 14 -9.9 9.9 | 144 12 -6.9 9.7 21 286 10058 130 10 -7.7 6.4 | 143 8 -4.7 6.2 22 262 10668 170 11 -1.9 10.8 | 186 11 1.0 10.6 23 250 10990 190 3 0.5 3.0 | 232 4 3.5 2.7 24 200 12480 105 12 -11.6 3.1 | 108 9 -8.6 2.9 25 199 12497 85 1 -1.0 -0.1 | 280 2 2.0 -0.3 26 190 12802 110 13 -12.2 4.4 | 114 10 -9.3 4.2 27 172 13411 85 12 -12.0 -1.0 | 82 9 -9.0 -1.3 28 150 14270 305 6 4.9 -3.4 | 295 9 7.9 -3.7 29 141 14630 280 10 9.8 -1.7 | 279 13 12.8 -2.0 30 134 14935 265 16 15.9 1.4 | 267 19 18.9 1.2 31 120 15545 260 12 11.8 2.1 | 263 15 14.8 1.8 32 114 15850 290 13 12.2 -4.4 | 287 16 15.2 -4.7 33 109 16154 290 15 14.1 -5.1 | 287 18 17.1 -5.4 34 103 16459 300 12 10.4 -6.0 | 295 15 13.3 -6.2 35 100 16630 100 15 -14.8 2.6 | 101 12 -11.8 2.4 36 98 16764 110 12 -11.3 4.1 | 115 9 -8.3 3.9 37 94 16977 110 20 -18.8 6.8 | 113 17 -15.8 6.6 38 92 17069 95 17 -16.9 1.5 | 95 14 -14.0 1.2 39 88 17374 115 20 -18.1 8.5 | 118 17 -15.2 8.2 40 83 17678 155 11 -4.6 10.0 | 170 10 -1.7 9.7 41 79 17983 280 12 11.8 -2.1 | 279 15 14.8 -2.3 42 75 18288 305 20 16.4 -11.5 | 301 23 19.3 -11.7 43 71 18593 310 26 19.9 -16.7 | 307 28 22.9 -17.0 44 70 18650 285 25 24.1 -6.5 | 284 28 27.1 -6.7 45 64 19202 255 25 24.1 6.5 | 257 28 27.1 6.2 46 55 20117 230 28 21.4 18.0 | 234 30 24.4 17.8 47 52 20422 250 20 18.8 6.8 | 253 23 21.8 6.6 48 50 20640 265 31 30.9 2.7 | 266 34 33.8 2.5 49 46 21031 265 31 30.9 2.7 | 266 34 33.8 2.5 50 38 21946 270 39 39.0 -0.0 | 270 42 42.0 -0.2 51 36 22250 265 35 34.9 3.1 | 266 38 37.8 2.8 52 31 22860 285 37 35.7 -9.6 | 284 40 38.7 -9.8 Wind Parameters Mean winds (0-6000m): 64.7 at 4.0 knts Storm direction: 94.7 at 3.0 knts Shear (0-3000m) pos: 0.7 neg: 0.4 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): -34.7 deg Storm rel helicity (0-3000m) pos: 1.0 neg: -12.9 tot: -11.9 m^2/s^2 ave: -4.0 10^-3 m/s^2 rel: -0.72 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 585.53 Bulk Shear: 1.08 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 25 4 346 4| 0.0 5.2 5.2| 0.0 -2.8 -2.8 -5.5 -0.86| 17.8-15.3 1000 22 4 336 4| 0.7 2.6 3.3| 0.4 -4.8 -4.4 -4.4 -0.78| 10.8 -8.4 1500 21 4 334 4| 0.5 2.0 2.5| 1.0 -4.9 -4.0 -2.6 -0.69| 7.8 -5.4 2000 21 3 331 4| 1.0 1.5 2.5| 1.0 -6.4 -5.5 -2.7 -0.70| 6.5 -4.5 2500 17 3 325 4| 0.8 0.6 1.4| 1.0 -10.5 -9.5 -3.8 -0.70| 6.2 -4.3 3000 19 3 326 4| 0.7 0.4 1.1| 1.0 -12.9 -11.9 -4.0 -0.72| 5.6 -4.0 4000 38 3 335 3| 0.5 1.0 1.5| 1.0 -14.0 -13.1 -3.3 -0.67| 5.1 -3.4 5000 40 3 341 3| 0.4 0.9 1.3| 4.8 -14.3 -9.6 -1.9 -0.51| 4.6 -2.3 6000 65 4 18 2| 0.8 0.8 1.5| 12.8 -14.3 -1.6 -0.3 -0.32| 4.4 -1.4 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250422.12.gif