UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041923.upa.cvt Date: 2300Z 19 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 19 APR 25 Station: VEBS WMO ident: 42971 Latitude: 20.25 Longitude: 85.83 Elevation: 46.00 ------------------------------------------------------------------------------- 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 46 28.6 26.4 88 2.2 27.0 180 6 301.7 305.7 300.1 367.2 22.13 1 1000 56 28.8 26.4 87 2.4 27.0 0 0 302.0 306.0 300.1 367.7 22.15 2 939 613 25.0 24.3 96 0.7 24.5 215 23 303.6 307.4 299.8 365.5 20.78 3 925 745 24.0 23.2 95 0.8 23.4 220 25 303.8 307.5 299.2 362.6 19.71 4 922 773 23.8 23.0 95 0.8 23.2 219 23 303.9 307.5 299.1 362.2 19.53 5 912 869 23.2 16.2 65 7.0 18.4 216 18 304.3 306.6 294.9 342.4 12.80 6 905 937 27.8 14.8 45 13.0 18.9 217 15 309.7 311.9 295.6 345.5 11.77 7 850 1489 23.4 17.4 69 6.0 19.1 280 10 310.7 313.5 297.9 356.1 14.87 8 840 1592 22.4 17.5 74 4.9 18.9 284 10 310.7 313.5 298.1 357.0 15.15 9 815 1854 21.0 14.0 64 7.0 16.3 301 12 311.9 314.2 296.7 350.1 12.43 10 803 1983 21.8 4.8 33 17.0 11.6 310 13 314.1 315.3 293.1 335.1 6.73 11 700 3154 12.0 -5.0 30 17.0 3.5 360 22 315.8 316.5 291.1 327.9 3.76 12 632 3997 4.0 -7.0 44 11.0 -1.1 360 21 316.0 316.7 291.0 327.6 3.58 13 614 4231 2.8 -12.2 32 15.0 -3.4 354 19 317.3 317.7 290.3 325.3 2.44 14 588 4580 0.0 -9.0 51 9.0 -4.0 345 17 318.0 318.6 291.3 328.7 3.29 15 582 4662 -0.3 -13.3 37 13.0 -5.5 345 17 318.5 319.0 290.7 326.4 2.36 16 578 4717 0.0 -25.0 13 25.0 -7.5 345 17 319.5 319.7 289.5 322.5 0.87 17 561 4955 -1.9 -16.9 31 15.0 -7.3 345 17 320.0 320.4 290.6 326.1 1.81 18 560 4969 -1.9 -14.9 36 13.0 -6.8 345 17 320.2 320.6 291.0 327.4 2.15 19 557 5012 -1.9 -21.9 20 20.0 -8.3 345 17 320.7 320.9 290.2 324.8 1.19 20 539 5274 -1.1 -23.1 17 22.0 -8.2 345 18 324.6 324.9 291.3 328.5 1.10 21 529 5423 -2.1 -15.1 36 13.0 -7.2 345 18 325.2 325.6 292.5 332.8 2.24 22 514 5651 -2.5 -26.5 14 24.0 -9.6 345 18 327.4 327.6 291.9 330.5 0.85 23 507 5760 -3.1 -42.1 3 39.0 -11.2 345 18 328.0 328.0 291.3 328.7 0.19 24 500 5870 -4.1 -26.1 16 22.0 -10.6 345 18 328.0 328.2 292.1 331.3 0.91 25 494 5966 -5.1 -21.1 27 16.0 -10.4 341 18 328.0 328.2 292.5 333.0 1.44 26 478 6225 -7.1 -34.1 10 27.0 -13.4 333 18 328.6 328.7 291.8 330.2 0.45 27 443 6816 -10.9 -24.9 31 14.0 -14.9 321 20 331.0 331.2 293.1 335.1 1.14 28 435 6957 -10.1 -40.1 7 30.0 -16.0 318 21 333.8 333.8 293.0 334.8 0.27 29 400 7600 -15.7 -43.7 7 28.0 -20.3 305 23 334.6 334.6 293.2 335.4 0.20 30 387 7848 -17.7 -43.7 8 26.0 -21.7 306 25 335.1 335.2 293.3 335.9 0.21 31 364 8304 -19.1 -52.1 4 33.0 -23.2 318 29 339.2 339.2 294.2 339.5 0.09 32 300 9710 -29.9 -61.9 3 32.0 -32.1 275 22 343.2 343.2 295.1 343.4 0.03 33 292 9902 -31.3 -61.3 4 30.0 -33.3 274 22 343.9 343.9 295.3 344.1 0.03 34 261 10685 -37.9 -61.9 6 24.0 -39.1 267 20 345.4 345.4 295.7 345.6 0.04 35 253 10899 -39.7 -67.7 3 28.0 -40.8 266 19 345.9 345.9 295.7 345.9 0.02 36 250 10980 -40.3 -66.3 5 26.0 -41.3 265 18 346.2 346.2 295.8 346.2 0.02 37 248 11035 -40.9 -66.9 4 26.0 -41.9 265 18 346.1 346.1 295.8 346.1 0.02 38 245 11117 -41.3 -53.3 26 12.0 -42.1 264 18 346.7 346.7 296.0 347.1 0.11 39 233 11457 -42.7 -53.7 29 11.0 -43.3 262 16 349.6 349.6 296.6 350.0 0.11 40 224 11722 -44.3 -68.3 5 24.0 -45.0 260 16 351.1 351.1 296.9 351.1 0.02 41 207 12245 -48.7 -72.7 5 24.0 -49.2 257 14 352.2 352.2 297.1 352.2 0.01 42 200 12470 -50.5 -64.5 18 14.0 -50.9 255 13 352.8 352.8 297.3 352.9 0.03 43 194 12668 -52.5 -60.5 37 8.0 -52.7 254 13 352.7 352.7 297.3 352.9 0.06 44 159 13923 -62.7 -67.7 51 5.0 -62.8 253 13 356.1 356.1 298.0 356.2 0.03 45 150 14280 -64.9 -70.9 43 6.0 -65.0 260 10 358.3 358.3 298.4 358.4 0.02 46 135 14914 -70.1 -75.1 48 5.0 -70.1 232 8 360.0 360.0 298.7 360.1 0.01 47 129 15182 -71.7 -79.7 29 8.0 -71.8 256 7 361.9 361.9 299.1 361.9 0.01 48 100 16650 -80.5 -85.5 43 5.0 -80.5 205 7 372.2 372.2 300.9 372.2 0.00 49 97 16821 -81.5 -86.4 43 4.9 -81.5 200 7 373.5 373.5 301.2 373.5 0.00 50 93 17059 -79.9 -86.9 30 7.0 -79.9 196 8 381.2 381.2 302.5 381.2 0.00 51 78 18044 -83.5 -89.5 34 6.0 -83.5 180 13 393.4 393.4 304.3 393.4 0.00 52 70 18650 -80.5 -88.5 25 8.0 -80.5 170 16 412.2 412.2 306.8 412.2 0.00 53 63 19243 -81.7 -89.7 24 8.0 -81.7 134 18 422.1 422.1 308.0 422.1 0.00 54 61 19426 -76.7 -88.7 13 12.0 -76.7 123 19 437.2 437.2 309.6 437.2 0.00 55 54 20136 -72.1 -87.1 9 15.0 -72.2 81 21 463.3 463.3 312.1 463.3 0.00 56 52 20358 -72.7 -88.7 7 16.0 -72.8 68 22 466.9 466.9 312.4 466.9 0.00 57 50 20590 -70.7 -88.7 5 18.0 -70.8 55 23 476.9 476.9 313.2 476.9 0.00 58 46 21092 -63.7 -87.7 2 24.0 -64.1 62 22 505.3 505.3 315.3 505.3 0.00 59 43 21506 -63.9 -88.9 2 25.0 -64.3 67 22 514.6 514.6 315.9 514.6 0.00 60 39 22116 -55.5 -90.5 1 35.0 -56.7 74 21 550.4 550.4 318.1 550.5 0.00 61 30 23780 -57.3 -91.3 1 34.0 -58.6 95 19 588.4 588.4 320.0 588.4 0.00 62 29 23995 -57.7 -91.7 1 34.0 -58.9 95 21 593.1 593.1 320.3 593.1 0.00 63 26 24692 -53.1 -88.1 1 35.0 -55.3 93 28 624.9 624.9 321.7 625.0 0.01 64 20 26390 -51.9 -87.9 1 36.0 -54.9 90 44 677.3 677.3 323.7 677.4 0.01 65 19 26723 -51.9 -87.9 1 36.0 -55.0 90 44 687.3 687.3 324.0 687.4 0.01 66 13 29237 -42.7 -80.7 1 38.0 -50.4 90 42 798.0 798.0 327.2 798.4 0.05 67 10 31010 -42.5 -80.5 1 38.0 -51.4 90 41 860.9 860.9 328.7 861.5 0.06 68 8.1 32445 -38.9 -77.9 1 39.0 -50.8 928.7 928.7 330.0 929.9 0.12 69 5.9 34624 -37.9 -83.9 0 46.0 -52.1 1021.1 1021.1 331.5 1021.8 0.06 TRP 97 16821 -81.5 -86.4 43 4.9 -81.5 200 7 373.5 373.5 301.2 373.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5814.00 m Freezing level: 588.00 mb = 4579.53 m = 15024.52 ft Freezing level: 578.00 mb = 4716.87 m = 15475.10 ft Freezing level: 578.00 mb = 4716.87 m = 15475.10 ft Wetbulb zero: 648.06 mb = 3789.75 m = 12433.42 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 44.24 % Est. max temperature: 37.58 C = 99.64 F Sfc-Lift cond lev (LCL): 970.16 mb = 324.13 m = 1063.42 ft T: 26.97 C 700-500 lapse rate: 5.93 C/km ThetaE index: 31.65 C Layer 815.0- 588.0 mb Conv cond level (CCL): 816.95 mb = 1833.47 m = 6015.26 ft Mean mixing ratio: 19.62 g/kg Conv temperature: 38.72 C = 101.69 F Cap Strength: 5.22 C Lifted Index: -5.12 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -7.68 C Lifted Index @700 mb: -1.67 C Showalter Index: -3.24 C Risk: Severe thunderstorms possible Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 21.50 C K Index: 27.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 246.80 Risk: None Energy Index: -4.76 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2757.15 J/kg Max Up Vert Vel: 74.26 m/s Conv Inhibition (B-): 163.88 J/kg Cap Strength: 4.86 C Lift Cond Lev (LCL): 916.59 mb = 824.96 m = 2706.53 ft Lev Free Conv (LFC): 731.59 mb = 2777.42 m = 9112.15 ft Equ Level (EL): 121.59 mb = 15523.42 m = 50929.23 ft B at Equ Level: 2729.71 J/kg Max Parcel Lev (MPL): 61.59 mb = 19371.85 m = 63555.15 ft Wind level data Storm motion: 6 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 1001 46 180 6 0.0 6.0 | 184 19 1.2 18.8 1 1000 56 0 0 -0.0 -0.0 | 186 13 1.2 12.8 2 972 305 205 19 8.0 17.2 | 197 31 9.3 30.0 3 925 745 220 25 16.1 19.2 | 208 36 17.3 31.9 4 907 914 215 16 9.2 13.1 | 202 28 10.4 25.9 5 876 1219 235 9 7.4 5.2 | 206 20 8.6 18.0 6 850 1489 280 10 9.8 -1.7 | 225 16 11.1 11.1 7 847 1524 280 10 9.8 -1.7 | 225 16 11.1 11.1 8 734 2743 360 18 -0.0 -18.0 | 347 5 1.2 -5.2 9 700 3154 360 22 -0.0 -22.0 | 352 9 1.2 -9.2 10 633 3962 360 21 -0.0 -21.0 | 351 8 1.2 -8.2 11 587 4572 345 17 4.4 -16.4 | 303 7 5.6 -3.6 12 500 5870 345 18 4.7 -17.4 | 308 7 5.9 -4.6 13 486 6096 335 18 7.6 -16.3 | 292 10 8.9 -3.5 14 400 7600 305 23 18.8 -13.2 | 271 20 20.1 -0.4 15 399 7620 295 22 19.9 -9.3 | 261 21 21.2 3.5 16 383 7925 310 26 19.9 -16.7 | 280 22 21.2 -3.9 17 367 8230 320 30 19.3 -23.0 | 296 23 20.5 -10.2 18 338 8839 305 20 16.4 -11.5 | 266 18 17.6 1.3 19 300 9710 275 22 21.9 -1.9 | 245 26 23.2 10.9 20 273 10363 270 22 22.0 -0.0 | 241 27 23.2 12.8 21 250 10980 265 18 17.9 1.6 | 233 24 19.2 14.4 22 200 12470 255 13 12.6 3.4 | 221 21 13.8 16.2 23 164 13716 250 15 14.1 5.1 | 221 24 15.3 17.9 24 150 14280 260 10 9.8 1.7 | 217 18 11.1 14.5 25 149 14326 255 13 12.6 3.4 | 221 21 13.8 16.2 26 141 14630 245 9 8.2 3.8 | 210 19 9.4 16.6 27 134 14935 230 8 6.1 5.1 | 202 19 7.4 17.9 28 127 15240 265 6 6.0 0.5 | 208 15 7.2 13.3 29 121 15545 120 5 -4.3 2.5 | 169 16 -3.1 15.3 30 115 15850 160 10 -3.4 9.4 | 174 22 -2.2 22.2 31 109 16154 140 8 -5.1 6.1 | 168 19 -3.9 18.9 32 103 16459 155 9 -3.8 8.2 | 173 21 -2.6 20.9 33 100 16650 205 7 3.0 6.3 | 192 20 4.2 19.1 34 98 16764 210 6 3.0 5.2 | 193 18 4.2 18.0 35 97 16821 200 7 2.4 6.6 | 191 20 3.6 19.4 36 70 18650 170 16 -2.8 15.8 | 177 29 -1.5 28.5 37 50 20590 55 23 -18.8 -13.2 | 89 18 -17.6 -0.4 38 30 23780 95 19 -18.9 1.7 | 129 23 -17.7 14.4 39 20 26390 90 44 -44.0 0.0 | 107 45 -42.8 12.8 40 10 31010 90 41 -41.0 0.0 | 108 42 -39.8 12.8 Wind Parameters Mean winds (0-6000m): 335.6 at 17.1 knts Storm direction: 5.6 at 12.9 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 167.5 deg Storm rel helicity (0-3000m) pos: 172.2 neg: -91.0 tot: 81.3 m^2/s^2 ave: 27.1 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 15.8 stream: 4.9 10^-3/s Energy-Hel index: 2.56 Bulk Rich Number: 25.42 Bulk Shear: 108.46 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 ------------------------------------------------------------------------------- 500 208 15 198 27| 18.1 0.0 18.1| 56.9 -63.6 -6.7 -13.4 0.07| 40.8 2.7 1000 214 17 202 29| 4.9 0.0 4.9| 93.1 -91.0 2.1 2.1 0.06| 28.9 1.8 1500 221 15 205 27| 4.4 0.0 4.4|126.1 -91.0 35.1 23.4 0.15| 23.4 3.6 2000 235 14 211 25| 4.7 0.0 4.7|148.6 -91.0 57.6 28.8 0.22| 19.5 4.3 2500 252 14 221 23| 4.6 0.0 4.6|165.4 -91.0 74.4 29.8 0.28| 17.5 5.0 3000 277 15 236 20| 4.6 0.0 4.6|172.2 -91.0 81.3 27.1 0.31| 15.8 4.9 4000 322 17 272 12| 3.5 0.1 3.6|172.6 -93.1 79.5 19.9 0.29| 12.2 3.6 5000 332 17 284 9| 2.8 0.6 3.4|172.9-102.9 70.0 14.0 0.23| 10.3 2.4 6000 336 17 289 9| 2.3 0.7 3.0|173.7-107.0 66.7 11.1 0.21| 8.9 1.8 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250419.23.gif