UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 25 APR 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 88 27.0 25.3 90 1.7 25.7 0 0 300.1 303.9 298.9 361.0 20.71 1 925 769 23.4 22.4 94 1.0 22.7 310 9 303.2 306.7 298.5 358.9 18.75 2 850 1500 19.4 18.2 93 1.2 18.6 315 5 306.5 309.4 297.4 353.5 15.66 3 700 3152 11.4 -0.6 43 12.0 4.9 75 17 315.1 316.1 292.2 331.7 5.23 4 500 5890 -4.1 -11.1 58 7.0 -7.1 0 1 328.0 328.7 294.1 339.2 3.28 5 400 7610 -14.9 -29.9 27 15.0 -18.6 75 13 335.6 335.8 294.0 338.6 0.80 6 300 9720 -29.7 -47.7 16 18.0 -31.6 90 14 343.5 343.6 295.3 344.2 0.17 7 250 10990 -39.7 -58.7 11 19.0 -40.7 45 4 347.0 347.1 296.0 347.3 0.06 8 200 12480 -52.5 -59.5 43 7.0 -52.7 85 14 349.6 349.6 296.6 349.9 0.06 9 150 14280 -65.1 -75.1 24 10.0 -65.2 250 8 357.9 357.9 298.3 358.0 0.01 10 100 16630 -81.7 -86.3 45 4.6 -81.7 100 10 369.9 369.9 300.5 369.9 0.00 11 88 17341 -84.9 -88.9 49 4.0 -84.9 60 9 377.2 377.2 301.8 377.2 0.00 12 86 17469 -82.1 -88.1 35 6.0 -82.1 48 10 385.4 385.4 303.1 385.4 0.00 13 79 17948 -79.5 -86.5 30 7.0 -79.5 6 11 400.2 400.2 305.2 400.2 0.00 14 75 18247 -74.3 -85.3 17 11.0 -74.3 340 12 417.1 417.1 307.4 417.1 0.00 15 70 18650 -73.3 -85.3 14 12.0 -73.3 305 14 427.6 427.6 308.6 427.6 0.00 16 66 18995 -72.7 -87.7 9 15.0 -72.8 291 14 436.1 436.1 309.5 436.1 0.00 17 59 19648 -75.7 -90.7 8 15.0 -75.7 264 15 443.6 443.6 310.3 443.6 0.00 18 50 20620 -69.5 -90.5 3 21.0 -69.6 225 16 479.7 479.7 313.4 479.7 0.00 19 47 20991 -67.3 -90.3 2 23.0 -67.5 493.5 493.6 314.5 493.6 0.00 20 43 21527 -67.7 -91.7 2 24.0 -67.9 505.3 505.3 315.3 505.3 0.00 TRP 88 17341 -84.9 -88.9 49 4.0 -84.9 60 9 377.2 377.2 301.8 377.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5802.30 m Freezing level: 552.90 mb = 5165.75 m = 16947.81 ft Wetbulb zero: 618.12 mb = 4164.28 m = 13662.18 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 65.50 % Est. max temperature: 33.32 C = 91.97 F Sfc-Lift cond lev (LCL): 976.12 mb = 298.89 m = 980.59 ft T: 25.88 C 700-500 lapse rate: 5.66 C/km ThetaE index: 29.32 C Layer 925.0- 500.0 mb Conv cond level (CCL): 910.94 mb = 901.44 m = 2957.44 ft Mean mixing ratio: 19.34 g/kg Conv temperature: 30.67 C = 87.21 F Cap Strength: 0.68 C Lifted Index: -4.35 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.22 C Lifted Index @700 mb: -1.63 C Showalter Index: -2.36 C Risk: Severe thunderstorms possible Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.30 C K Index: 29.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 229.40 Risk: None Energy Index: -2.83 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2173.34 J/kg Max Up Vert Vel: 65.93 m/s Conv Inhibition (B-): 5.19 J/kg Cap Strength: 0.98 C Lift Cond Lev (LCL): 932.39 mb = 699.46 m = 2294.80 ft Lev Free Conv (LFC): 877.39 mb = 1225.82 m = 4021.68 ft Equ Level (EL): 137.39 mb = 14788.95 m = 48519.59 ft B at Equ Level: 2159.35 J/kg Max Parcel Lev (MPL): 67.39 mb = 18872.71 m = 61917.60 ft Wind level data Storm motion: 91 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 88 0 0 -0.0 -0.0 | 271 7 6.6 -0.1 1 1000 74 0 0 -0.0 -0.0 | 271 7 6.6 -0.1 2 974 305 325 6 3.4 -4.9 | 296 11 10.1 -5.0 3 925 769 310 9 6.9 -5.8 | 293 15 13.5 -5.8 4 910 914 305 8 6.6 -4.6 | 289 14 13.2 -4.6 5 850 1500 315 5 3.5 -3.5 | 289 11 10.2 -3.6 6 848 1524 315 5 3.5 -3.5 | 289 11 10.2 -3.6 7 818 1829 15 7 -1.8 -6.8 | 325 8 4.8 -6.8 8 789 2134 40 9 -5.8 -6.9 | 353 7 0.9 -7.0 9 761 2438 60 11 -9.5 -5.5 | 27 6 -2.9 -5.6 10 700 3152 75 17 -16.4 -4.4 | 65 11 -9.8 -4.5 11 634 3962 100 13 -12.8 2.3 | 110 7 -6.2 2.2 12 588 4572 80 8 -7.9 -1.4 | 40 2 -1.2 -1.4 13 566 4877 90 8 -8.0 0.0 | 88 1 -1.4 -0.1 14 545 5182 55 6 -4.9 -3.4 | 334 4 1.7 -3.5 15 525 5486 65 5 -4.5 -2.1 | 316 3 2.1 -2.2 16 506 5791 210 2 1.0 1.7 | 258 8 7.6 1.7 17 500 5890 0 1 -0.0 -1.0 | 279 7 6.6 -1.1 18 487 6096 35 4 -2.3 -3.3 | 307 5 4.4 -3.3 19 450 6706 55 8 -6.6 -4.6 | 359 5 0.1 -4.6 20 432 7010 60 10 -8.7 -5.0 | 22 5 -2.0 -5.1 21 400 7610 75 13 -12.6 -3.4 | 60 7 -5.9 -3.4 22 399 7620 90 13 -13.0 0.0 | 89 6 -6.4 -0.1 23 353 8534 80 11 -10.8 -1.9 | 65 5 -4.2 -2.0 24 338 8839 80 9 -8.9 -1.6 | 54 3 -2.2 -1.6 25 325 9144 75 10 -9.7 -2.6 | 49 4 -3.0 -2.6 26 311 9449 70 8 -7.5 -2.7 | 17 3 -0.9 -2.8 27 300 9720 90 14 -14.0 0.0 | 90 7 -7.4 -0.1 28 286 10058 80 13 -12.8 -2.3 | 69 7 -6.2 -2.3 29 262 10668 85 8 -8.0 -0.7 | 60 2 -1.3 -0.8 30 250 10990 45 4 -2.8 -2.8 | 307 5 3.8 -2.9 31 239 11278 25 5 -2.1 -4.5 | 315 6 4.5 -4.6 32 229 11582 20 3 -1.0 -2.8 | 297 6 5.6 -2.9 33 200 12480 85 14 -13.9 -1.2 | 80 7 -7.3 -1.3 34 199 12497 95 7 -7.0 0.6 | 150 1 -0.3 0.6 35 181 13106 105 10 -9.7 2.6 | 130 4 -3.0 2.5 36 164 13716 115 13 -11.8 5.5 | 137 7 -5.1 5.4 37 150 14280 250 8 7.5 2.7 | 259 14 14.2 2.7 38 149 14326 265 7 7.0 0.6 | 268 14 13.6 0.6 39 134 14935 245 15 13.6 6.3 | 253 21 20.2 6.3 40 127 15240 255 6 5.8 1.6 | 263 13 12.4 1.5 41 121 15545 275 5 5.0 -0.4 | 272 12 11.6 -0.5 42 114 15850 40 4 -2.6 -3.1 | 307 5 4.1 -3.1 43 109 16154 15 8 -2.1 -7.7 | 330 9 4.6 -7.8 44 103 16459 50 14 -10.7 -9.0 | 24 10 -4.1 -9.1 45 100 16630 100 10 -9.8 1.7 | 118 4 -3.2 1.7 46 98 16764 90 14 -14.0 0.0 | 90 7 -7.4 -0.1 47 88 17341 60 9 -7.8 -4.5 | 14 5 -1.1 -4.6 48 70 18650 305 14 11.5 -8.0 | 294 20 18.1 -8.1 49 50 20620 225 16 11.3 11.3 | 238 21 18.0 11.3 Wind Parameters Mean winds (0-6000m): 60.5 at 8.9 knts Storm direction: 90.5 at 6.6 knts Shear (0-3000m) pos: 3.7 neg: 1.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 149.3 deg Storm rel helicity (0-3000m) pos: 47.5 neg: -6.3 tot: 41.2 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.5 10^-3/s Energy-Hel index: 0.39 Bulk Rich Number: 135.82 Bulk Shear: 16.00 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 ------------------------------------------------------------------------------- 500 322 5 293 11| 0.0 7.8 7.8| 6.4 -0.8 5.5 11.1 0.35| 8.3 2.9 1000 314 7 292 12| 0.0 3.5 3.5| 6.6 -6.0 0.6 0.6 0.13| 5.9 0.8 1500 313 6 291 12| 0.9 2.4 3.3| 10.0 -6.3 3.8 2.5 0.18| 5.1 0.9 2000 328 7 299 12| 2.8 1.8 4.6| 28.9 -6.3 22.6 11.3 0.45| 6.1 2.7 2500 351 7 313 11| 3.4 1.4 4.8| 39.0 -6.3 32.7 13.1 0.55| 6.1 3.4 3000 18 9 334 9| 3.7 1.2 4.9| 47.5 -6.3 41.2 13.7 0.58| 5.9 3.5 4000 51 10 11 7| 2.4 0.9 3.3| 62.8 -7.2 55.7 13.9 0.60| 5.6 3.4 5000 61 10 22 5| 1.9 1.4 3.3| 63.3 -11.1 52.1 10.4 0.40| 5.5 2.2 6000 61 9 14 5| 1.6 1.6 3.1| 76.5 -15.3 61.2 10.2 0.32| 6.1 2.0 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250425.00.gif