UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 2 MAY 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 1001 77 26.8 25.3 92 1.5 25.7 0 0 299.9 303.6 298.8 360.6 20.69 1 1000 86 27.0 25.5 92 1.5 25.9 0 1 300.1 304.0 299.1 361.8 20.96 2 925 774 23.4 22.6 95 0.8 22.8 240 6 303.2 306.7 298.7 359.7 18.98 3 850 1513 18.8 18.3 97 0.5 18.5 255 4 305.8 308.8 297.3 353.1 15.76 4 700 3147 12.2 1.2 47 11.0 6.0 65 21 316.0 317.1 293.0 334.9 5.97 5 500 5880 -2.9 -19.9 26 17.0 -8.9 100 7 329.5 329.8 293.1 335.1 1.58 6 400 7620 -14.1 -45.1 5 31.0 -19.2 85 13 336.7 336.7 293.7 337.3 0.17 7 300 9720 -30.1 -36.1 56 6.0 -31.0 340 8 343.0 343.1 295.6 345.2 0.58 8 250 10990 -40.3 -52.3 27 12.0 -41.1 110 4 346.2 346.2 295.9 346.7 0.12 9 200 12480 -52.7 -63.7 25 11.0 -52.9 110 11 349.3 349.3 296.5 349.5 0.04 10 150 14280 -64.9 -82.9 7 18.0 -65.0 105 3 358.3 358.3 298.4 358.3 0.00 11 101 16584 -82.1 -88.1 35 6.0 -82.1 165 9 368.1 368.1 300.2 368.1 0.00 12 100 16640 -82.1 -88.1 35 6.0 -82.1 160 10 369.1 369.1 300.4 369.1 0.00 13 91 17170 -79.5 -86.5 30 7.0 -79.5 193 11 384.4 384.4 302.9 384.4 0.00 14 84 17622 -81.1 -87.1 36 6.0 -81.1 221 12 390.0 390.0 303.8 390.0 0.00 15 77 18116 -76.7 -86.7 19 10.0 -76.7 252 14 409.0 409.0 306.4 409.0 0.00 16 70 18660 -79.5 -88.5 21 9.0 -79.5 285 15 414.3 414.3 307.0 414.3 0.00 17 64 19172 -78.5 -88.5 18 10.0 -78.6 274 20 427.3 427.3 308.6 427.3 0.00 18 58 19749 -70.1 -87.1 7 17.0 -70.2 263 25 458.4 458.4 311.6 458.4 0.00 19 53 20288 -69.9 -87.9 6 18.0 -70.1 252 29 470.9 470.9 312.7 470.9 0.00 20 50 20640 -65.1 -89.1 2 24.0 -65.4 245 32 490.1 490.1 314.2 490.1 0.00 21 49 20764 -64.9 -88.9 2 24.0 -65.2 238 32 493.4 493.4 314.5 493.4 0.00 22 44 21421 -65.5 -90.5 2 25.0 -65.8 202 30 507.3 507.3 315.5 507.4 0.00 23 36 22662 -59.5 -91.5 1 32.0 -60.3 136 26 552.8 552.8 318.2 552.9 0.00 24 32 23401 -59.5 -93.5 0 34.0 -60.4 96 24 571.8 571.8 319.2 571.8 0.00 25 30 23810 -55.1 -90.1 1 35.0 -56.7 75 23 594.4 594.4 320.3 594.5 0.00 26 28 24249 -56.9 -90.9 1 34.0 -58.3 76 28 601.3 601.3 320.7 601.3 0.00 27 25 24975 -52.3 -88.3 1 36.0 -54.7 77 36 634.3 634.3 322.1 634.3 0.01 28 20 26420 -52.1 -88.1 1 36.0 -55.0 80 51 676.7 676.7 323.7 676.8 0.01 29 18 27107 -48.1 -85.1 1 37.0 -52.5 83 53 710.0 710.0 324.7 710.1 0.02 30 15 28311 -46.1 -83.1 1 37.0 -51.8 88 57 754.7 754.7 326.1 754.9 0.03 31 14 28768 -47.3 -84.3 1 37.0 -52.8 90 59 765.6 765.7 326.4 765.8 0.02 32 11 30377 -42.9 -80.9 1 38.0 -51.2 97 64 836.3 836.3 328.1 836.8 0.05 33 10 31020 -41.9 -80.9 1 39.0 -51.1 100 66 863.1 863.2 328.7 863.7 0.06 34 8.5 32125 -40.3 -79.3 1 39.0 -51.2 910.5 910.5 329.7 911.4 0.09 35 7.3 33168 -37.7 -77.7 1 40.0 -50.8 961.6 961.7 330.5 963.1 0.13 36 7.0 33458 -36.8 -76.8 1 40.0 -50.7 100 80 976.8 976.9 330.8 978.6 0.16 37 6.5 33973 -35.3 -75.3 1 40.0 -50.5 1004.2 1004.3 331.3 1006.8 0.21 38 6.4 34081 -35.5 -75.5 1 40.0 -50.7 1007.8 1007.9 331.4 1010.4 0.21 39 6.2 34302 -34.5 -75.5 1 41.0 -50.5 1021.3 1021.4 331.5 1024.0 0.22 40 6.1 34417 -31.7 -72.7 1 41.0 -49.6 1038.1 1038.3 331.8 1042.4 0.34 41 6.0 34534 -30.3 -72.3 1 42.0 -49.3 1049.0 1049.3 332.0 1053.7 0.36 42 5.9 34654 -29.5 -71.5 1 42.0 -49.1 1057.6 1057.8 332.1 1063.0 0.42 43 5.8 34776 -28.1 -71.1 1 43.0 -48.8 1068.8 1069.1 332.3 1074.8 0.45 TRP 101 16584 -82.1 -88.1 35 6.0 -82.1 165 9 368.1 368.1 300.2 368.1 0.00 WND 7.0 33458 -36.8 -76.8 1 40.0 -50.7 100 80 976.8 976.9 330.8 978.6 0.16 Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 538.41 mb = 5355.12 m = 17569.07 ft Wetbulb zero: 619.18 mb = 4143.44 m = 13593.80 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 60.02 % Est. max temperature: 32.74 C = 90.94 F Sfc-Lift cond lev (LCL): 979.93 mb = 264.88 m = 869.03 ft T: 26.06 C 700-500 lapse rate: 5.53 C/km ThetaE index: 26.88 C Layer 925.0- 500.0 mb Conv cond level (CCL): 918.85 mb = 832.33 m = 2730.70 ft Mean mixing ratio: 19.60 g/kg Conv temperature: 30.38 C = 86.68 F Cap Strength: 0.58 C Lifted Index: -3.36 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -6.98 C Lifted Index @700 mb: -1.00 C Showalter Index: -1.04 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.20 C K Index: 29.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 234.60 Risk: None Energy Index: -3.53 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2202.74 J/kg Max Up Vert Vel: 66.37 m/s Conv Inhibition (B-): 3.20 J/kg Cap Strength: 0.58 C Lift Cond Lev (LCL): 936.30 mb = 666.81 m = 2187.68 ft Lev Free Conv (LFC): 901.30 mb = 1000.81 m = 3283.45 ft Equ Level (EL): 131.30 mb = 15055.65 m = 49394.56 ft B at Equ Level: 2183.60 J/kg Max Parcel Lev (MPL): 71.30 mb = 18554.71 m = 60874.30 ft Wind level data Storm motion: 87 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 1001 77 0 0 -0.0 -0.0 | 267 7 7.0 0.3 1 1000 86 0 1 -0.0 -1.0 | 275 7 7.0 -0.7 2 976 305 285 5 4.8 -1.3 | 275 12 11.9 -1.0 3 942 610 255 8 7.7 2.1 | 261 15 14.8 2.4 4 925 774 240 6 5.2 3.0 | 255 13 12.2 3.3 5 850 1513 255 4 3.9 1.0 | 263 11 10.9 1.4 6 849 1524 255 3 2.9 0.8 | 264 10 9.9 1.1 7 819 1829 315 8 5.7 -5.7 | 293 14 12.7 -5.3 8 790 2134 25 6 -2.5 -5.4 | 319 7 4.5 -5.1 9 700 3147 65 21 -19.0 -8.9 | 55 15 -12.0 -8.5 10 682 3353 75 17 -16.4 -4.4 | 67 10 -9.4 -4.1 11 633 3962 50 15 -11.5 -9.6 | 26 10 -4.5 -9.3 12 610 4267 35 9 -5.2 -7.4 | 345 7 1.9 -7.0 13 566 4877 60 6 -5.2 -3.0 | 325 3 1.8 -2.7 14 545 5182 85 10 -10.0 -0.9 | 80 3 -2.9 -0.5 15 505 5791 120 5 -4.3 2.5 | 224 4 2.7 2.8 16 500 5880 100 7 -6.9 1.2 | 185 2 0.1 1.6 17 468 6401 120 11 -9.5 5.5 | 157 6 -2.5 5.8 18 450 6706 65 10 -9.1 -4.2 | 28 4 -2.0 -3.9 19 400 7620 85 13 -13.0 -1.1 | 82 6 -5.9 -0.8 20 400 7620 90 13 -13.0 0.0 | 93 6 -6.0 0.3 21 353 8534 80 12 -11.8 -2.1 | 70 5 -4.8 -1.7 22 338 8839 75 9 -8.7 -2.3 | 40 3 -1.7 -2.0 23 311 9449 80 3 -3.0 -0.5 | 273 4 4.1 -0.2 24 300 9720 340 8 2.7 -7.5 | 306 12 9.8 -7.2 25 299 9754 345 7 1.8 -6.8 | 306 11 8.8 -6.4 26 286 10058 345 3 0.8 -2.9 | 288 8 7.8 -2.6 27 274 10363 30 2 -1.0 -1.7 | 283 6 6.0 -1.4 28 262 10668 140 2 -1.3 1.5 | 252 6 5.7 1.9 29 251 10973 130 4 -3.1 2.6 | 234 5 4.0 2.9 30 250 10990 110 4 -3.8 1.4 | 242 4 3.3 1.7 31 239 11278 85 6 -6.0 -0.5 | 280 1 1.1 -0.2 32 229 11582 125 8 -6.6 4.6 | 186 5 0.5 4.9 33 209 12192 100 9 -8.9 1.6 | 136 3 -1.8 1.9 34 200 12480 110 11 -10.3 3.8 | 141 5 -3.3 4.1 35 199 12497 115 13 -11.8 5.5 | 141 8 -4.7 5.8 36 190 12802 115 9 -8.2 3.8 | 165 4 -1.1 4.1 37 172 13411 140 9 -5.8 6.9 | 190 7 1.3 7.2 38 156 14021 150 13 -6.5 11.3 | 183 12 0.5 11.6 39 150 14280 105 3 -2.9 0.8 | 255 4 4.1 1.1 40 149 14326 105 6 -5.8 1.6 | 213 2 1.2 1.9 41 141 14630 345 2 0.5 -1.9 | 282 8 7.6 -1.6 42 134 14935 15 5 -1.3 -4.8 | 308 7 5.7 -4.5 43 127 15240 35 10 -5.7 -8.2 | 351 8 1.3 -7.9 44 121 15545 50 14 -10.7 -9.0 | 23 9 -3.7 -8.7 45 115 15850 40 9 -5.8 -6.9 | 349 7 1.3 -6.6 46 109 16154 60 5 -4.3 -2.5 | 309 3 2.7 -2.2 47 103 16459 140 9 -5.8 6.9 | 190 7 1.3 7.2 48 101 16584 165 9 -2.3 8.7 | 208 10 4.7 9.0 49 100 16640 160 10 -3.4 9.4 | 200 10 3.6 9.7 50 70 18660 285 15 14.5 -3.9 | 279 22 21.5 -3.5 51 50 20640 245 32 29.0 13.5 | 249 39 36.0 13.9 52 30 23810 75 23 -22.2 -6.0 | 70 16 -15.2 -5.6 53 20 26420 80 51 -50.2 -8.9 | 79 44 -43.2 -8.5 54 10 31020 100 66 -65.0 11.5 | 102 59 -58.0 11.8 Wind Parameters Mean winds (0-6000m): 57.2 at 9.4 knts Storm direction: 87.2 at 7.0 knts Shear (0-3000m) pos: 4.3 neg: 0.9 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 142.6 deg Storm rel helicity (0-3000m) pos: 82.8 neg: -21.4 tot: 61.4 m^2/s^2 ave: 20.5 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 4.1 10^-3/s Energy-Hel index: 0.61 Bulk Rich Number: 91.84 Bulk Shear: 23.99 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 ------------------------------------------------------------------------------- 500 276 5 271 12| 0.0 7.9 7.9| 4.4 -14.4 -10.0 -20.1 -0.22| 10.7 -2.3 1000 258 5 263 12| 0.0 2.7 2.7| 6.9 -21.4 -14.5 -14.5 -0.24| 7.3 -1.7 1500 256 5 262 12| 0.7 1.8 2.5| 11.7 -21.4 -9.6 -6.4 -0.11| 5.6 -0.6 2000 273 6 270 13| 2.6 1.3 4.0| 44.3 -21.4 23.0 11.5 0.29| 7.7 2.2 2500 303 6 284 13| 3.6 1.1 4.7| 59.1 -21.4 37.7 15.1 0.41| 7.8 3.2 3000 8 8 322 10| 4.3 0.9 5.2| 82.8 -21.4 61.4 20.5 0.50| 8.1 4.1 4000 48 10 4 7| 2.8 1.4 4.1| 94.5 -45.6 48.9 12.2 0.29| 8.1 2.3 5000 48 10 2 6| 2.0 1.1 3.1| 96.4 -55.1 41.3 8.3 0.21| 7.7 1.6 6000 57 9 10 5| 1.5 0.8 2.3|101.0 -56.6 44.4 7.4 0.24| 7.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250502.00.gif