UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for DA680... Searching the city database file for: DA680 ... Date:0000Z 26 APR 25 Station: DA680 WMO ident: 60680 Latitude: 22.78 Longitude: 5.52 ------------------------------------------------------------------------------- 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 54 1 925 767 SFC 865 1362 24.0 -5.0 14 29.0 9.5 15 6 309.7 310.3 288.5 319.4 3.04 3 863 1383 26.0 -3.0 15 29.0 10.7 37 7 312.0 312.7 289.8 323.3 3.55 4 854 1477 27.4 -3.6 13 31.0 11.0 136 11 314.4 315.1 290.4 325.4 3.43 5 850 1519 27.0 -3.0 14 30.0 11.0 180 13 314.4 315.1 290.6 326.0 3.60 6 700 3188 12.4 -7.6 24 20.0 2.9 5 8 316.2 316.8 290.6 326.2 3.08 7 655 3739 7.2 -8.8 31 16.0 -0.0 346 11 316.4 317.0 290.6 326.2 3.00 8 560 4999 -4.7 -10.7 63 6.0 -7.1 302 17 316.9 317.5 290.7 326.7 3.02 9 535 5356 -8.1 -10.6 82 2.5 -9.1 289 19 317.0 317.6 291.0 327.4 3.19 10 524 5517 -8.5 -14.5 62 6.0 -10.7 283 20 318.4 318.8 290.6 326.2 2.37 11 503 5834 -8.9 -34.9 10 26.0 -14.4 272 22 321.6 321.7 289.7 323.1 0.39 12 500 5880 -8.7 -35.7 9 27.0 -14.3 270 22 322.4 322.5 289.9 323.8 0.36 13 490 6037 -8.1 -37.1 8 29.0 -14.2 270 23 325.0 325.1 290.6 326.2 0.32 14 487 6084 -7.7 -27.7 18 20.0 -13.0 269 24 326.1 326.3 291.5 329.0 0.81 15 466 6425 -10.1 -20.1 44 10.0 -13.3 268 26 327.3 327.6 292.5 333.0 1.66 16 444 6795 -12.9 -34.9 14 22.0 -17.4 267 29 328.3 328.4 291.7 329.9 0.44 17 400 7580 -19.7 -32.7 31 13.0 -22.2 265 35 329.4 329.5 292.2 331.6 0.61 18 368 8195 -23.7 -39.7 22 16.0 -26.1 261 45 332.0 332.1 292.6 333.3 0.33 19 336 8854 -28.9 -33.4 65 4.5 -29.6 256 55 333.7 333.8 293.4 336.2 0.68 20 317 9270 -30.3 -34.6 66 4.3 -31.0 253 62 337.3 337.4 294.3 339.7 0.64 21 306 9521 -32.7 -35.0 80 2.3 -33.0 251 66 337.4 337.5 294.3 339.8 0.64 22 300 9660 -33.7 -36.8 74 3.1 -34.1 250 68 337.9 338.0 294.3 340.0 0.54 23 287 9970 -36.1 -40.1 67 4.0 -36.5 254 70 338.8 338.8 294.4 340.3 0.41 24 282 10092 -36.7 -48.7 28 12.0 -37.7 255 71 339.6 339.6 294.4 340.3 0.16 25 274 10292 -38.3 -65.3 4 27.0 -39.4 257 73 340.1 340.1 294.4 340.2 0.02 26 266 10496 -39.1 -60.1 9 21.0 -40.1 260 75 341.8 341.8 294.8 342.0 0.04 27 250 10920 -41.3 -63.3 7 22.0 -42.2 265 78 344.7 344.7 295.4 344.8 0.03 28 237 11280 -42.9 -54.9 26 12.0 -43.5 265 80 347.6 347.6 296.2 347.9 0.09 29 216 11898 -47.7 -69.7 6 22.0 -48.3 265 83 349.5 349.5 296.5 349.5 0.01 30 212 12021 -48.5 -57.5 34 9.0 -48.8 265 83 350.1 350.1 296.7 350.4 0.08 31 200 12400 -52.3 -58.3 48 6.0 -52.5 265 85 349.9 350.0 296.7 350.3 0.07 32 195 12563 -53.9 -58.2 59 4.3 -54.0 265 87 349.9 350.0 296.7 350.3 0.08 33 194 12596 -54.2 -58.6 58 4.4 -54.3 265 87 350.0 350.0 296.7 350.3 0.07 34 182 13002 -57.5 -63.5 46 6.0 -57.6 263 83 351.1 351.1 296.9 351.2 0.04 35 174 13286 -57.5 -76.5 7 19.0 -57.7 261 81 355.6 355.6 297.8 355.6 0.01 36 150 14210 -63.7 -79.7 10 16.0 -63.8 255 72 360.3 360.3 298.8 360.4 0.00 37 131 15028 -70.3 -82.3 16 12.0 -70.4 257 66 362.8 362.8 299.2 362.8 0.00 38 126 15259 -70.3 -86.3 8 16.0 -70.4 257 65 366.8 366.8 300.0 366.8 0.00 39 102 16487 -79.3 -87.3 26 8.0 -79.3 260 56 372.4 372.4 301.0 372.4 0.00 40 100 16600 -78.7 -87.7 22 9.0 -78.7 265 53 375.7 375.7 301.5 375.7 0.00 41 97 16775 -76.5 -87.5 16 11.0 -76.5 268 49 383.2 383.2 302.8 383.3 0.00 42 83 17668 -79.9 -89.9 17 10.0 -79.9 286 29 393.8 393.8 304.3 393.8 0.00 43 75 18247 -77.9 -89.9 13 12.0 -77.9 297 16 409.6 409.6 306.5 409.6 0.00 44 70 18650 -70.3 -91.3 3 21.0 -70.4 305 7 434.0 434.0 309.3 434.0 0.00 45 59 19648 -76.3 -92.3 6 16.0 -76.3 267 8 442.3 442.3 310.1 442.3 0.00 46 57 19848 -72.5 -91.5 4 19.0 -72.6 259 8 455.3 455.3 311.3 455.3 0.00 47 50 20620 -70.7 -91.7 3 21.0 -70.8 230 9 476.9 476.9 313.2 476.9 0.00 48 49 20740 -70.7 -91.7 3 21.0 -70.8 227 9 479.6 479.6 313.4 479.7 0.00 49 47 20991 -66.5 -91.5 2 25.0 -66.8 222 8 495.5 495.5 314.6 495.5 0.00 50 45 21254 -67.9 -91.9 2 24.0 -68.1 216 8 498.3 498.3 314.8 498.3 0.00 51 33 23182 -55.3 -87.3 1 32.0 -56.7 173 3 577.9 577.9 319.6 577.9 0.01 52 31 23581 -56.5 -87.5 1 31.0 -57.8 164 2 585.1 585.1 319.9 585.1 0.01 53 30 23790 -55.5 -87.5 1 32.0 -57.0 160 2 593.3 593.3 320.3 593.4 0.01 54 23 25506 -49.9 -84.9 1 35.0 -53.1 656.7 656.7 322.9 656.7 0.01 TRP 102 16487 -79.3 -87.3 26 8.0 -79.3 260 56 372.4 372.4 301.0 372.4 0.00 WND 194 12596 -54.2 -58.6 58 4.4 -54.3 265 87 350.0 350.0 296.7 350.3 0.07 Sounding variables and indices 1000-500 mb thick: 5826.00 m Freezing level: 597.52 mb = 4501.08 m = 14767.13 ft Wetbulb zero: 655.58 mb = 3731.45 m = 12242.15 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 35.42 % Est. max temperature: 30.07 C = 86.12 F Sfc-Lift cond lev (LCL): 561.15 mb = 4982.08 m = 16345.22 ft T: -4.54 C 700-500 lapse rate: 7.84 C/km Conv cond level (CCL): 453.62 mb = 6631.21 m = 21755.68 ft Mean mixing ratio: 3.46 g/kg Conv temperature: 41.35 C = 106.44 F Cap Strength: 4.09 C Lifted Index: 4.58 C Risk: None Lifted Index @300 mb: 9.29 C Lifted Index @700 mb: 1.35 C Showalter Index: 4.52 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 35.70 C Cross Totals Index: 5.70 C K Index: 12.70 Risk: None Sweat Index: 48.00 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.26 J/kg Max Up Vert Vel: 3.81 m/s Conv Inhibition (B-): 28446.03 J/kg Cap Strength: 3.63 C Lift Cond Lev (LCL): 538.33 mb = 5307.09 m = 17411.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 13 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 ---------------------------------------------------------- 0 865 1362 15 6 -1.6 -5.8 | 96 12 -12.2 1.2 1 850 1519 180 13 0.0 13.0 | 152 23 -10.6 20.0 2 700 3188 5 8 -0.7 -8.0 | 85 11 -11.3 -0.9 3 500 5880 270 22 22.0 -0.0 | 238 13 11.4 7.0 4 400 7580 265 35 34.9 3.1 | 247 26 24.3 10.1 5 300 9660 250 68 63.9 23.3 | 240 61 53.3 30.3 6 250 10920 265 78 77.7 6.8 | 258 69 67.1 13.8 7 200 12400 265 85 84.7 7.4 | 259 75 74.1 14.4 8 194 12596 265 87 86.7 7.6 | 259 77 76.1 14.6 9 150 14210 255 72 69.5 18.6 | 246 64 58.9 25.7 10 102 16487 260 56 55.1 9.7 | 249 48 44.5 16.8 11 100 16600 265 53 52.8 4.6 | 255 44 42.2 11.7 12 70 18650 305 7 5.7 -4.0 | 122 6 -4.9 3.0 13 50 20620 230 9 6.9 5.8 | 164 13 -3.7 12.8 14 30 23790 160 2 -0.7 1.9 | 128 14 -11.3 8.9 Wind Parameters Mean winds (0-6000m): 273.6 at 17.0 knts Storm direction: 303.6 at 12.7 knts Shear (0-3000m) pos: 2.8 neg: 4.5 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): -68.5 deg Storm rel helicity (0-3000m) pos: 98.5 neg: -161.1 tot: -62.6 m^2/s^2 ave: -20.9 10^-3 m/s^2 rel: -0.20 Storm rel vorticity (0-3000m) horiz: 11.3 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 73.51 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 ------------------------------------------------------------------------------- 500 163 12 142 23| 16.9 0.0 16.9| 98.5 -42.3 56.2 112.4 0.40| 32.5 12.9 1000 144 11 133 24| 8.4 5.1 13.6| 98.5-105.4 -6.9 -6.9 0.06| 21.6 1.3 1500 140 11 131 23| 5.6 5.7 11.4| 98.5-139.6 -41.1 -27.4 -0.08| 17.5 -1.4 2000 168 10 143 21| 4.2 5.1 9.4| 98.5-147.6 -49.1 -24.5 -0.11| 14.7 -1.6 2500 348 10 71 9| 3.4 4.8 8.2| 98.5-155.1 -56.6 -22.6 -0.15| 12.6 -1.9 3000 330 11 67 6| 2.8 4.5 7.3| 98.5-161.1 -62.6 -20.9 -0.20| 11.3 -2.2 4000 300 12 178 1| 2.1 3.8 6.0| 98.5-173.5 -75.0 -18.8 -0.30| 10.0 -3.0 5000 279 14 216 6| 1.7 3.5 5.2|102.8-185.2 -82.3 -16.5 -0.30| 9.1 -2.7 6000 274 17 227 9| 1.4 3.5 4.9|110.3-185.2 -74.8 -12.5 -0.26| 8.3 -2.1 Wrote GIF file: /home/apache/climate/data/raob//DA680/skewt/DA680.skewt.20250426.00.gif