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 SB107... Searching the city database file for: SB107 ... Date:1200Z 25 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 90 1 SFC 999 105 25.4 24.0 92 1.4 24.4 90 1 298.6 302.1 297.6 354.4 19.13 2 984 238 23.6 22.9 96 0.7 23.1 100 4 298.1 301.4 296.8 350.9 18.15 3 945 594 25.6 15.6 54 10.0 18.8 81 15 303.6 305.8 294.0 338.9 11.87 4 925 782 24.8 15.8 57 9.0 18.7 70 14 304.7 306.9 294.7 341.4 12.29 5 851 1509 19.0 15.1 78 3.9 16.4 60 10 305.9 308.3 295.3 344.3 12.79 6 850 1519 19.0 14.9 77 4.1 16.3 60 10 306.0 308.4 295.3 344.0 12.64 7 819 1838 18.2 10.2 60 8.0 13.1 73 13 308.5 310.3 293.7 337.6 9.58 8 700 3168 10.4 6.8 78 3.6 8.2 10 7 314.0 315.7 294.7 341.7 8.90 9 632 4011 6.0 2.1 76 3.9 3.8 46 17 318.3 319.7 294.5 340.8 7.07 10 628 4063 6.2 1.9 74 4.3 3.7 48 17 319.1 320.5 294.7 341.5 7.01 11 500 5890 -5.9 -6.3 97 0.4 -6.1 70 13 325.8 326.8 294.7 341.7 4.78 12 494 5985 -6.5 -6.5 100 0.0 -6.5 70 14 326.2 327.2 294.8 342.1 4.77 13 487 6097 -5.9 -7.9 86 2.0 -6.8 70 16 328.3 329.2 295.0 342.9 4.34 14 476 6277 -6.5 -9.9 77 3.4 -8.0 64 15 329.7 330.5 295.0 342.6 3.79 15 413 7376 -14.5 -14.6 99 0.1 -14.5 71 11 333.1 333.7 295.1 343.4 2.99 16 408 7469 -13.9 -17.9 72 4.0 -15.3 76 10 335.0 335.5 295.1 343.1 2.29 17 400 7620 -14.7 -19.0 70 4.3 -16.2 85 9 335.9 336.3 295.1 343.5 2.13 18 394 7734 -15.3 -21.3 60 6.0 -17.2 78 8 336.6 336.9 295.0 342.9 1.77 19 360 8407 -20.9 -22.1 90 1.2 -21.2 106 6 337.9 338.2 295.4 344.4 1.81 20 309 9519 -27.9 -34.9 51 7.0 -29.1 105 11 343.1 343.3 295.7 345.6 0.64 21 300 9730 -29.7 -34.7 62 5.0 -30.6 120 11 343.5 343.7 295.8 346.1 0.67 22 296 9825 -30.7 -34.5 69 3.8 -31.3 110 10 343.4 343.6 295.8 346.1 0.69 23 281 10192 -33.3 -40.3 49 7.0 -34.2 125 11 344.8 344.9 295.8 346.4 0.41 24 250 11000 -40.1 -48.1 42 8.0 -40.7 120 9 346.4 346.5 296.0 347.3 0.20 25 238 11333 -42.7 -49.7 46 7.0 -43.2 123 10 347.4 347.5 296.2 348.1 0.17 26 223 11768 -45.9 -58.9 22 13.0 -46.4 126 10 349.1 349.1 296.5 349.3 0.06 27 206 12289 -50.7 -59.7 34 9.0 -51.0 128 11 349.5 349.5 296.6 349.8 0.06 28 200 12480 -52.3 -62.3 29 10.0 -52.6 125 11 349.9 350.0 296.7 350.1 0.04 29 186 12947 -56.1 -67.1 24 11.0 -56.3 107 12 351.1 351.1 296.9 351.2 0.02 30 155 14089 -63.5 -78.5 11 15.0 -63.6 241 9 357.3 357.3 298.2 357.3 0.01 31 150 14290 -65.5 -77.5 17 12.0 -65.6 280 9 357.2 357.2 298.1 357.3 0.01 32 108 16211 -80.7 -84.2 55 3.5 -80.7 186 12 363.7 363.7 299.4 363.7 0.00 33 100 16640 -84.3 -89.0 43 4.7 -84.3 155 19 364.9 364.9 299.6 364.9 0.00 34 92 17102 -87.5 -92.2 41 4.7 -87.5 140 22 367.3 367.3 300.1 367.3 0.00 35 70 18650 -75.1 -91.1 7 16.0 -75.2 260 17 423.7 423.7 308.2 423.7 0.00 36 50 20660 -69.1 -92.1 2 23.0 -69.3 270 33 480.7 480.7 313.5 480.7 0.00 37 30 23800 -55.7 -89.7 1 34.0 -57.2 175 14 592.8 592.8 320.3 592.8 0.00 TRP 92 17102 -87.5 -92.2 41 4.7 -87.5 140 22 367.3 367.3 300.1 367.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 562.41 mb = 4999.28 m = 16401.63 ft Wetbulb zero: 579.22 mb = 4711.34 m = 15456.95 ft Precipitable water: 2.11 inches Sfc-500 mean rel hum: 75.97 % Est. max temperature: 32.89 C = 91.20 F Sfc-Lift cond lev (LCL): 979.30 mb = 279.97 m = 918.54 ft T: 23.84 C 700-500 lapse rate: 5.99 C/km ThetaE index: 15.51 C Layer 984.0- 925.0 mb Conv cond level (CCL): 771.12 mb = 2348.58 m = 7705.23 ft Mean mixing ratio: 14.23 g/kg Conv temperature: 37.37 C = 99.26 F Cap Strength: 3.26 C Lifted Index: -0.82 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.86 C Lifted Index @700 mb: 1.42 C Showalter Index: -0.70 C Risk: Thunderstorms probable Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 20.80 C K Index: 36.20 Risk: > 80 % chance of thunderstorms Sweat Index: 211.80 Risk: None Energy Index: -0.49 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.55 J/kg Max Up Vert Vel: 10.06 m/s Conv Inhibition (B-): 284.48 J/kg Cap Strength: 3.26 C Lift Cond Lev (LCL): 867.52 mb = 1341.24 m = 4400.34 ft Lev Free Conv (LFC): 542.52 mb = 5235.87 m = 17177.85 ft Equ Level (EL): 482.52 mb = 6170.08 m = 20242.80 ft B at Equ Level: 45.71 J/kg Max Parcel Lev (MPL): 342.52 mb = 8769.36 m = 28770.52 ft Wind level data Storm motion: 92 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 ---------------------------------------------------------- 0 999 105 90 1 -1.0 0.0 | 272 9 9.4 -0.3 1 977 305 105 5 -4.8 1.3 | 260 6 5.5 1.0 2 943 610 80 16 -15.8 -2.8 | 60 6 -5.4 -3.1 3 925 782 70 14 -13.2 -4.8 | 29 6 -2.8 -5.1 4 911 914 65 14 -12.7 -5.9 | 21 7 -2.3 -6.2 5 850 1519 60 10 -8.7 -5.0 | 342 6 1.7 -5.3 6 849 1524 60 10 -8.7 -5.0 | 342 6 1.7 -5.3 7 791 2134 85 15 -14.9 -1.3 | 71 5 -4.6 -1.6 8 763 2438 70 18 -16.9 -6.2 | 46 9 -6.5 -6.4 9 710 3048 355 7 0.6 -7.0 | 303 13 11.0 -7.2 10 700 3168 10 7 -1.2 -6.9 | 308 12 9.1 -7.2 11 635 3962 45 17 -12.0 -12.0 | 8 12 -1.7 -12.3 12 611 4267 55 16 -13.1 -9.2 | 16 10 -2.7 -9.5 13 567 4877 60 21 -18.2 -10.5 | 36 13 -7.8 -10.8 14 546 5182 55 19 -15.6 -10.9 | 25 12 -5.2 -11.2 15 526 5486 85 15 -14.9 -1.3 | 71 5 -4.6 -1.6 16 500 5890 70 13 -12.2 -4.4 | 21 5 -1.9 -4.7 17 487 6096 70 16 -15.0 -5.5 | 39 7 -4.7 -5.7 18 468 6401 60 14 -12.1 -7.0 | 14 7 -1.8 -7.3 19 433 7010 50 14 -10.7 -9.0 | 2 9 -0.4 -9.3 20 400 7620 85 9 -9.0 -0.8 | 307 2 1.4 -1.1 21 400 7620 85 10 -10.0 -0.9 | 341 1 0.4 -1.1 22 384 7925 65 4 -3.6 -1.7 | 286 7 6.7 -2.0 23 368 8230 95 4 -4.0 0.3 | 269 6 6.4 0.1 24 339 8839 135 10 -7.1 7.1 | 206 8 3.3 6.8 25 312 9449 100 11 -10.8 1.9 | 164 2 -0.5 1.6 26 300 9730 120 11 -9.5 5.5 | 189 5 0.8 5.2 27 299 9754 105 10 -9.7 2.6 | 197 2 0.7 2.3 28 286 10058 125 10 -8.2 5.7 | 202 6 2.2 5.5 29 274 10363 125 12 -9.8 6.9 | 185 7 0.5 6.6 30 262 10668 110 13 -12.2 4.4 | 156 5 -1.9 4.2 31 251 10973 125 10 -8.2 5.7 | 202 6 2.2 5.5 32 250 11000 120 9 -7.8 4.5 | 211 5 2.6 4.2 33 209 12192 130 11 -8.4 7.1 | 196 7 1.9 6.8 34 200 12480 125 11 -9.0 6.3 | 193 6 1.4 6.0 35 199 12497 125 11 -9.0 6.3 | 193 6 1.4 6.0 36 190 12802 105 12 -11.6 3.1 | 157 3 -1.2 2.8 37 172 13411 115 11 -10.0 4.6 | 185 4 0.4 4.4 38 150 14290 280 9 8.9 -1.6 | 275 19 19.2 -1.8 39 149 14326 5 1 -0.1 -1.0 | 277 10 10.3 -1.3 40 141 14630 275 11 11.0 -1.0 | 273 21 21.3 -1.2 41 134 14935 275 21 20.9 -1.8 | 274 31 31.3 -2.1 42 127 15240 285 16 15.5 -4.1 | 280 26 25.8 -4.4 43 121 15545 275 10 10.0 -0.9 | 273 20 20.3 -1.1 44 115 15850 240 7 6.1 3.5 | 259 17 16.4 3.2 45 109 16154 190 11 1.9 10.8 | 229 16 12.3 10.6 46 103 16459 160 17 -5.8 16.0 | 196 16 4.6 15.7 47 100 16640 155 19 -8.0 17.2 | 188 17 2.3 16.9 48 98 16764 155 19 -8.0 17.2 | 188 17 2.3 16.9 49 92 17102 140 22 -14.1 16.9 | 167 17 -3.8 16.6 50 88 17374 140 22 -14.1 16.9 | 167 17 -3.8 16.6 51 83 17678 115 27 -24.5 11.4 | 128 18 -14.1 11.1 52 79 17983 335 8 3.4 -7.3 | 299 16 13.7 -7.5 53 75 18288 310 10 7.7 -6.4 | 290 19 18.0 -6.7 54 71 18593 255 18 17.4 4.7 | 261 28 27.8 4.4 55 70 18650 260 17 16.7 3.0 | 264 27 27.1 2.7 56 64 19202 245 13 11.8 5.5 | 257 23 22.1 5.2 57 61 19507 280 27 26.6 -4.7 | 278 37 37.0 -5.0 58 55 20117 265 40 39.8 3.5 | 266 50 50.2 3.2 59 50 20660 270 33 33.0 -0.0 | 270 43 43.4 -0.3 60 47 21031 270 35 35.0 -0.0 | 270 45 45.4 -0.3 61 39 22250 250 28 26.3 9.6 | 256 38 36.7 9.3 62 37 22555 285 24 23.2 -6.2 | 281 34 33.5 -6.5 63 33 23165 290 27 25.4 -9.2 | 285 37 35.7 -9.5 64 30 23774 290 17 16.0 -5.8 | 283 27 26.3 -6.1 65 30 23800 175 14 -1.2 13.9 | 214 16 9.1 13.7 66 28 24079 190 11 1.9 10.8 | 229 16 12.3 10.6 67 21 25298 95 33 -32.9 2.9 | 97 23 -22.5 2.6 68 18 25908 65 41 -37.2 -17.3 | 57 32 -26.8 -17.6 69 17 26213 95 43 -42.8 3.7 | 96 33 -32.5 3.5 Wind Parameters Mean winds (0-6000m): 61.5 at 13.8 knts Storm direction: 91.5 at 10.4 knts Shear (0-3000m) pos: 1.0 neg: 2.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 34.0 deg Storm rel helicity (0-3000m) pos: 8.0 neg: -75.0 tot: -67.0 m^2/s^2 ave: -22.3 10^-3 m/s^2 rel: -0.55 Storm rel vorticity (0-3000m) horiz: 9.9 stream: -5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.00 Bulk Shear: 8.42 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 89 7 278 3| 0.0 15.3 15.3| 0.0 -4.0 -4.0 -7.9 -0.50| 18.4 -9.3 1000 76 11 2 3| 0.0 6.1 6.1| 0.0 -12.5 -12.5 -12.5 -0.61| 12.2 -7.4 1500 71 11 360 4| 0.0 3.4 3.4| 1.0 -16.5 -15.5 -10.3 -0.60| 9.3 -5.6 2000 72 11 7 4| 1.6 2.5 4.1| 8.0 -16.5 -8.5 -4.3 -0.31| 8.6 -2.7 2500 72 12 20 4| 1.2 2.9 4.1| 8.0 -37.1 -29.2 -11.7 -0.43| 9.2 -4.0 3000 69 12 11 5| 1.0 2.0 3.1| 8.0 -75.0 -67.0 -22.3 -0.55| 9.9 -5.4 4000 60 12 2 6| 2.3 1.5 3.8| 51.4 -75.0 -23.6 -5.9 -0.25| 9.3 -2.3 5000 59 13 10 7| 2.1 1.3 3.4| 65.0 -80.5 -15.5 -3.1 -0.19| 8.3 -1.6 6000 62 14 15 7| 1.8 1.3 3.1| 79.4 -85.6 -6.2 -1.0 -0.12| 8.3 -1.0 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20250425.12.gif