UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:2300Z 20 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 1000 46 27.6 24.5 83 3.1 25.3 200 6 300.8 304.4 298.5 358.8 19.71 1 999 55 28.4 26.1 87 2.3 26.7 200 7 301.6 305.6 299.9 366.1 21.77 2 934 653 24.6 22.6 89 2.0 23.2 218 19 303.6 307.1 298.6 359.6 18.80 3 928 710 27.8 18.8 58 9.0 21.4 219 18 307.5 310.2 297.1 352.3 14.88 4 927 720 28.8 18.8 55 10.0 21.6 220 18 308.6 311.4 297.4 353.7 14.89 5 925 739 29.4 18.4 52 11.0 21.5 220 18 309.4 312.1 297.4 353.6 14.55 6 905 933 29.6 15.6 43 14.0 19.9 228 16 311.5 313.9 296.5 349.6 12.41 7 850 1486 25.6 14.6 51 11.0 18.0 260 9 313.0 315.3 296.9 351.2 12.39 8 822 1780 23.4 13.4 53 10.0 16.6 264 7 313.6 315.9 296.7 350.3 11.84 9 807 1940 22.8 6.8 36 16.0 12.9 267 6 314.7 316.1 294.0 338.8 7.70 10 700 3158 12.2 3.2 54 9.0 6.9 345 16 316.0 317.3 293.7 337.8 6.90 11 655 3711 7.0 1.0 66 6.0 3.7 345 17 316.2 317.4 293.3 336.1 6.29 12 638 3927 5.2 -0.8 65 6.0 2.0 345 17 316.5 317.6 292.9 334.6 5.66 13 609 4308 4.6 -15.4 22 20.0 -3.3 340 15 320.1 320.4 290.7 326.5 1.89 14 581 4691 2.2 -23.8 13 26.0 -6.2 333 13 321.6 321.8 290.3 325.0 0.96 15 572 4817 1.8 -23.2 14 25.0 -6.4 331 12 322.6 322.8 290.6 326.2 1.03 16 567 4888 1.0 -12.0 37 13.0 -4.5 330 12 322.5 323.0 292.1 331.5 2.69 17 548 5162 0.0 -26.0 12 26.0 -7.9 321 8 324.4 324.6 291.0 327.4 0.84 18 533 5384 -2.1 -14.1 39 12.0 -6.9 300 8 324.5 325.0 292.4 332.7 2.41 19 530 5429 -2.5 -10.5 54 8.0 -6.0 295 8 324.5 325.2 293.2 335.4 3.24 20 500 5890 -5.9 -20.9 29 15.0 -10.8 270 5 325.8 326.1 292.0 330.9 1.45 21 489 6064 -6.5 -33.5 10 27.0 -12.9 316 6 327.2 327.3 291.4 328.9 0.46 22 421 7221 -12.5 -53.5 2 41.0 -18.1 345 9 333.8 333.8 292.8 334.1 0.06 23 400 7610 -15.1 -54.1 2 39.0 -20.1 315 14 335.4 335.4 293.2 335.6 0.06 24 346 8690 -22.1 -56.1 3 34.0 -25.6 294 14 340.1 340.1 294.4 340.3 0.06 25 326 9124 -25.7 -39.7 26 14.0 -27.8 292 14 341.0 341.0 294.9 342.4 0.37 26 316 9348 -27.5 -42.5 23 15.0 -29.5 291 14 341.5 341.6 295.0 342.7 0.29 27 308 9532 -28.5 -34.5 56 6.0 -29.5 278 14 342.6 342.8 295.6 345.2 0.67 28 300 9720 -30.3 -33.7 72 3.4 -30.9 250 14 342.7 342.8 295.6 345.5 0.74 29 250 10990 -39.3 -44.3 59 5.0 -39.8 245 5 347.6 347.7 296.4 348.8 0.30 30 249 11017 -39.3 -45.3 53 6.0 -39.8 247 5 348.0 348.1 296.4 349.1 0.27 31 200 12480 -51.7 -55.4 64 3.7 -51.8 245 12 350.9 350.9 296.9 351.3 0.10 32 199 12513 -51.9 -55.5 65 3.6 -52.0 274 15 351.1 351.1 297.0 351.5 0.10 33 165 13704 -61.1 -71.1 25 10.0 -61.2 239 13 355.0 355.0 297.7 355.1 0.02 34 150 14290 -65.7 -76.7 20 11.0 -65.8 235 13 356.9 356.9 298.1 356.9 0.01 35 128 15235 -71.9 -80.9 25 9.0 -71.9 149 10 362.3 362.3 299.1 362.3 0.00 36 100 16660 -78.5 -87.5 22 9.0 -78.5 75 23 376.1 376.1 301.6 376.1 0.00 37 89 17324 -82.1 -89.1 29 7.0 -82.1 135 17 381.6 381.6 302.5 381.6 0.00 38 73 18435 -83.9 -89.9 34 6.0 -83.9 94 9 400.1 400.1 305.2 400.1 0.00 39 70 18670 -83.1 -90.1 29 7.0 -83.1 85 7 406.6 406.6 306.1 406.6 0.00 40 62 19349 -81.9 -88.9 29 7.0 -81.9 85 11 423.6 423.6 308.2 423.6 0.00 41 60 19535 -79.9 -88.9 21 9.0 -79.9 85 12 432.1 432.1 309.0 432.1 0.00 42 57 19830 -73.5 -88.5 8 15.0 -73.6 85 14 453.0 453.0 311.1 453.0 0.00 43 56 19934 -72.1 -81.1 25 9.0 -72.2 85 14 458.5 458.5 311.7 458.5 0.01 44 56 19934 -71.1 -75.6 51 4.5 -71.2 85 14 460.8 460.8 311.8 460.9 0.02 45 55 20041 -70.7 -73.5 66 2.8 -70.8 85 15 464.1 464.1 312.1 464.3 0.03 46 55 20041 -70.5 -72.8 71 2.3 -70.5 85 15 464.5 464.5 312.2 464.7 0.04 47 55 20041 -70.7 -73.3 68 2.6 -70.8 85 15 464.1 464.1 312.1 464.3 0.03 48 55 20041 -71.5 -79.5 29 8.0 -71.6 85 15 462.2 462.2 312.0 462.3 0.01 49 55 20041 -71.7 -89.7 5 18.0 -71.8 85 15 461.8 461.8 311.9 461.8 0.00 50 54 20150 -72.3 -103.3 0 31.0 -72.4 85 15 462.8 462.8 312.0 462.8 0.00 51 54 20150 -73.3 -90.3 6 17.0 -73.4 85 15 460.5 460.5 311.8 460.5 0.00 52 54 20150 -73.7 -85.7 14 12.0 -73.7 85 15 459.6 459.6 311.7 459.6 0.00 53 53 20259 -72.7 -95.7 2 23.0 -72.8 85 16 464.4 464.4 312.1 464.4 0.00 54 52 20373 -67.9 -99.9 0 32.0 -68.1 85 17 478.1 478.1 313.3 478.1 0.00 55 50 20610 -66.3 -98.3 0 32.0 -66.5 85 18 487.2 487.2 314.0 487.2 0.00 56 44 21391 -62.9 -95.9 0 33.0 -63.4 81 19 513.7 513.7 315.9 513.7 0.00 57 43 21533 -59.5 -93.5 0 34.0 -60.2 81 19 525.4 525.4 316.6 525.5 0.00 58 41 21833 -57.7 -91.7 1 34.0 -58.6 79 19 537.1 537.1 317.3 537.2 0.00 59 36 22650 -59.7 -93.7 0 34.0 -60.5 75 19 552.3 552.3 318.2 552.3 0.00 60 30 23800 -55.7 -90.7 1 35.0 -57.2 70 20 592.8 592.8 320.3 592.8 0.00 61 29 24017 -55.3 -90.3 1 35.0 -56.9 71 21 599.7 599.7 320.6 599.7 0.00 62 25 24979 -49.9 -85.9 1 36.0 -52.9 74 27 641.2 641.2 322.3 641.2 0.01 63 20 26450 -47.5 -84.5 1 37.0 -51.8 80 35 690.8 690.8 324.1 690.9 0.02 64 18 27145 -48.1 -75.1 3 27.0 -52.4 710.0 710.1 324.8 710.7 0.08 65 16 27927 -44.9 -71.9 3 27.0 -50.7 744.8 744.9 325.8 746.1 0.15 66 14 28820 -44.9 -82.9 1 38.0 -51.4 773.8 773.8 326.6 774.0 0.03 67 14 28820 -42.3 -80.3 1 38.0 -49.9 782.6 782.6 326.8 783.0 0.05 TRP 89 17324 -82.1 -89.1 29 7.0 -82.1 135 17 381.6 381.6 302.5 381.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5844.00 m Freezing level: 548.00 mb = 5162.15 m = 16935.99 ft Wetbulb zero: 626.94 mb = 4070.19 m = 13353.47 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 47.26 % Est. max temperature: 39.81 C = 103.66 F Sfc-Lift cond lev (LCL): 956.49 mb = 441.34 m = 1447.96 ft T: 25.94 C 700-500 lapse rate: 6.63 C/km ThetaE index: 26.20 C Layer 822.0- 572.0 mb Conv cond level (CCL): 764.37 mb = 2405.04 m = 7890.46 ft Mean mixing ratio: 18.08 g/kg Conv temperature: 42.08 C = 107.74 F Cap Strength: 6.81 C Lifted Index: -6.04 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -6.71 C Lifted Index @700 mb: -0.77 C Showalter Index: -3.34 C Risk: Severe thunderstorms possible Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 31.50 C Cross Totals Index: 20.50 C K Index: 37.10 Risk: > 80 % chance of thunderstorms Sweat Index: 258.20 Risk: None Energy Index: -3.85 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2167.16 J/kg Max Up Vert Vel: 65.84 m/s Conv Inhibition (B-): 311.04 J/kg Cap Strength: 6.81 C Lift Cond Lev (LCL): 881.28 mb = 1167.29 m = 3829.64 ft Lev Free Conv (LFC): 706.28 mb = 3081.58 m = 10110.04 ft Equ Level (EL): 136.28 mb = 14861.43 m = 48757.37 ft B at Equ Level: 2154.93 J/kg Max Parcel Lev (MPL): 66.28 mb = 18975.94 m = 62256.26 ft Wind level data Storm motion: 329 at 9 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 46 200 6 2.1 5.6 | 169 14 -2.6 13.4 1 971 305 210 21 10.5 18.2 | 193 27 5.8 26.0 2 925 739 220 18 11.6 13.8 | 198 23 6.9 21.6 3 876 1219 240 12 10.4 6.0 | 202 15 5.7 13.8 4 850 1486 260 9 8.9 1.6 | 204 10 4.2 9.4 5 846 1524 260 9 8.9 1.6 | 204 10 4.2 9.4 6 788 2134 270 5 5.0 -0.0 | 182 8 0.3 7.8 7 735 2743 325 11 6.3 -9.0 | 307 2 1.6 -1.2 8 700 3158 345 16 4.1 -15.5 | 4 8 -0.5 -7.7 9 634 3962 345 17 4.4 -16.4 | 2 9 -0.3 -8.6 10 566 4877 330 12 6.0 -10.4 | 333 3 1.3 -2.6 11 546 5182 320 7 4.5 -5.4 | 176 2 -0.2 2.4 12 506 5791 255 9 8.7 2.3 | 202 11 4.0 10.1 13 500 5890 270 5 5.0 -0.0 | 182 8 0.3 7.8 14 487 6096 325 6 3.4 -4.9 | 157 3 -1.2 2.9 15 468 6401 360 9 -0.0 -9.0 | 76 5 -4.7 -1.2 16 450 6706 25 7 -3.0 -6.3 | 101 8 -7.6 1.5 17 432 7010 360 7 -0.0 -7.0 | 100 5 -4.7 0.8 18 400 7610 315 14 9.9 -9.9 | 292 6 5.2 -2.1 19 399 7620 315 14 9.9 -9.9 | 292 6 5.2 -2.1 20 368 8230 325 18 10.3 -14.7 | 321 9 5.6 -6.9 21 353 8534 295 14 12.7 -5.9 | 257 8 8.0 1.9 22 311 9449 290 14 13.2 -4.8 | 250 9 8.5 3.0 23 300 9720 250 14 13.2 4.8 | 214 15 8.5 12.6 24 299 9754 245 10 9.1 4.2 | 200 13 4.4 12.0 25 286 10058 245 13 11.8 5.5 | 208 15 7.1 13.3 26 274 10363 225 6 4.2 4.2 | 178 12 -0.4 12.0 27 250 10990 245 5 4.5 2.1 | 179 10 -0.2 9.9 28 239 11278 265 5 5.0 0.4 | 182 8 0.3 8.2 29 219 11887 270 14 14.0 -0.0 | 230 12 9.3 7.8 30 200 12480 245 12 10.9 5.1 | 206 14 6.2 12.9 31 199 12497 275 15 14.9 -1.3 | 238 12 10.3 6.5 32 190 12802 245 12 10.9 5.1 | 206 14 6.2 12.9 33 150 14290 235 13 10.6 7.5 | 201 16 6.0 15.3 34 149 14326 210 15 7.5 13.0 | 188 21 2.8 20.8 35 142 14630 225 15 10.6 10.6 | 198 19 5.9 18.4 36 134 14935 200 5 1.7 4.7 | 167 13 -3.0 12.5 37 127 15240 145 10 -5.7 8.2 | 147 19 -10.4 16.0 38 115 15850 150 12 -6.0 10.4 | 150 21 -10.7 18.2 39 109 16154 180 9 0.0 9.0 | 164 17 -4.7 16.8 40 103 16459 100 12 -11.8 2.1 | 121 19 -16.5 9.9 41 100 16660 75 23 -22.2 -6.0 | 94 27 -26.9 1.8 42 89 17324 135 17 -12.0 12.0 | 140 26 -16.7 19.8 43 70 18670 85 7 -7.0 -0.6 | 122 14 -11.7 7.2 44 50 20610 85 18 -17.9 -1.6 | 105 23 -22.6 6.2 45 30 23800 70 20 -18.8 -6.8 | 92 23 -23.5 1.0 46 20 26450 80 35 -34.5 -6.1 | 93 39 -39.2 1.7 Wind Parameters Mean winds (0-6000m): 299.0 at 12.1 knts Storm direction: 329.0 at 9.1 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -173.0 deg Storm rel helicity (0-3000m) pos: 77.5 neg: -7.6 tot: 69.9 m^2/s^2 ave: 23.3 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 3.4 10^-3/s Energy-Hel index: 0.90 Bulk Rich Number: 39.52 Bulk Shear: 54.84 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 ------------------------------------------------------------------------------- 500 211 17 190 22| 14.0 0.0 14.0| 50.4 0.0 50.4 100.7 0.54| 17.7 9.6 1000 216 17 194 22| 5.0 0.0 5.0| 64.0 0.0 64.0 64.0 0.48| 12.5 6.0 1500 223 15 196 20| 2.7 0.0 2.7| 66.5 -0.5 66.0 44.0 0.38| 11.0 4.2 2000 229 13 197 17| 1.7 0.0 1.7| 66.5 -6.7 59.9 29.9 0.27| 9.1 2.5 2500 235 12 199 15| 2.5 0.0 2.5| 72.7 -7.6 65.1 26.1 0.32| 8.6 2.7 3000 248 12 207 14| 3.4 0.0 3.4| 77.5 -7.6 69.9 23.3 0.39| 8.7 3.4 4000 284 13 239 9| 2.8 0.1 2.8| 79.1 -8.7 70.4 17.6 0.37| 7.0 2.6 5000 301 13 261 7| 2.2 0.9 3.1| 79.1 -12.7 66.4 13.3 0.25| 6.5 1.6 6000 299 12 252 6| 2.0 1.3 3.3| 80.5 -22.6 58.0 9.7 0.14| 6.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20250420.23.gif