UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101811.upa.cvt Date: 1100Z 18 OCT 25 Searching for VEBS... Searching the city database file for: VEBS ... Date:1100Z 18 OCT 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 1004 46 28.0 24.1 79 3.9 25.1 180 5 300.8 304.3 298.1 357.2 19.15 1 1000 86 28.2 23.9 78 4.3 25.0 170 6 301.4 304.8 298.2 357.4 19.00 2 977 293 27.4 22.4 74 5.0 23.8 81 8 302.6 305.8 297.7 355.0 17.72 3 925 774 23.2 20.7 86 2.5 21.4 55 10 303.0 306.1 297.3 353.0 16.84 4 892 1092 20.4 19.3 93 1.1 19.6 45 10 303.3 306.3 296.8 350.8 16.00 5 850 1511 18.0 16.4 90 1.6 16.9 45 9 305.0 307.6 295.9 346.6 13.94 6 794 2092 14.6 13.9 96 0.7 14.1 51 5 307.4 309.7 295.7 345.6 12.68 7 780 2242 13.2 11.9 92 1.3 12.4 51 5 307.4 309.6 294.7 341.6 11.30 8 761 2449 12.4 10.0 85 2.4 10.9 43 4 308.7 310.7 294.3 339.7 10.19 9 752 2550 13.4 8.4 72 5.0 10.3 39 4 310.9 312.6 294.1 339.3 9.24 10 700 3150 10.0 6.9 81 3.1 8.1 40 1 313.6 315.3 294.7 341.4 8.96 11 692 3246 9.8 3.8 66 6.0 6.3 63 2 314.4 315.8 293.6 337.2 7.28 12 646 3816 6.6 0.6 65 6.0 3.3 145 5 317.0 318.2 293.5 336.7 6.20 13 572 4807 0.0 -0.6 96 0.6 -0.3 153 10 320.5 321.7 294.6 341.1 6.42 14 533 5372 -2.3 -5.9 76 3.6 -4.1 153 10 324.3 325.2 294.2 339.5 4.62 15 526 5478 -1.9 -10.9 50 9.0 -5.8 155 10 326.0 326.6 293.5 336.6 3.17 16 511 5708 -4.1 -16.1 39 12.0 -8.7 166 8 326.0 326.4 292.6 333.3 2.13 17 500 5880 -4.5 -22.5 23 18.0 -10.3 175 7 327.6 327.8 292.3 332.0 1.26 18 499 5896 -4.3 -23.3 21 19.0 -10.3 177 7 328.0 328.2 292.3 332.1 1.17 19 473 6314 -6.9 -20.9 32 14.0 -11.6 231 6 329.8 330.1 293.1 335.2 1.53 20 425 7139 -12.5 -37.5 10 25.0 -17.5 185 10 332.9 333.0 292.9 334.3 0.36 21 416 7302 -12.3 -40.3 8 28.0 -17.6 199 7 335.2 335.3 293.4 336.3 0.27 22 400 7600 -14.5 -38.5 11 24.0 -19.1 235 8 336.1 336.2 293.7 337.5 0.34 23 360 8394 -19.1 -49.1 5 30.0 -23.1 275 10 340.3 340.3 294.5 340.8 0.12 24 322 9218 -24.7 -49.7 8 25.0 -27.6 279 14 343.6 343.6 295.3 344.1 0.13 25 300 9730 -29.3 -48.3 14 19.0 -31.3 285 17 344.1 344.1 295.4 344.7 0.16 26 250 11000 -39.3 -55.3 17 16.0 -40.3 255 27 347.6 347.7 296.2 348.0 0.08 27 200 12480 -51.5 -67.5 13 16.0 -51.9 235 24 351.2 351.2 296.9 351.3 0.02 28 169 13549 -60.9 -72.9 19 12.0 -61.0 231 23 352.9 352.9 297.3 353.0 0.01 29 150 14280 -66.5 -77.5 20 11.0 -66.6 255 15 355.5 355.5 297.8 355.6 0.01 30 128 15221 -74.1 -82.1 28 8.0 -74.1 252 15 358.3 358.3 298.4 358.4 0.00 31 100 16640 -79.5 -87.5 25 8.0 -79.5 45 1 374.1 374.1 301.3 374.1 0.00 32 90 17237 -81.7 -88.7 29 7.0 -81.7 335 6 381.2 381.2 302.5 381.2 0.00 33 78 18050 -78.5 -87.5 22 9.0 -78.5 21 11 403.8 403.8 305.7 403.8 0.00 34 72 18514 -73.5 -85.5 14 12.0 -73.6 46 14 423.7 423.7 308.2 423.7 0.00 35 70 18680 -73.1 -86.1 12 13.0 -73.2 55 15 428.0 428.0 308.6 428.0 0.00 36 61 19485 -72.5 -87.5 9 15.0 -72.6 90 17 446.5 446.5 310.5 446.5 0.00 37 53 20326 -64.7 -88.7 2 24.0 -65.0 125 18 482.9 482.9 313.7 482.9 0.00 38 50 20680 -65.5 -89.5 2 24.0 -65.8 140 19 489.1 489.1 314.1 489.1 0.00 39 49 20803 -65.9 -90.9 2 25.0 -66.2 491.0 491.0 314.3 491.0 0.00 40 43 21607 -59.9 -91.9 1 32.0 -60.6 524.5 524.5 316.6 524.5 0.00 TRP 90 17237 -81.7 -88.7 29 7.0 -81.7 335 6 381.2 381.2 302.5 381.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 572.00 mb = 4806.79 m = 15770.11 ft Wetbulb zero: 578.76 mb = 4711.14 m = 15456.31 ft Precipitable water: 2.17 inches Sfc-500 mean rel hum: 78.58 % Est. max temperature: 32.04 C = 89.66 F Sfc-Lift cond lev (LCL): 949.26 mb = 546.15 m = 1791.80 ft T: 25.19 C 700-500 lapse rate: 5.31 C/km ThetaE index: 18.08 C Layer 977.0- 700.0 mb Conv cond level (CCL): 896.12 mb = 1051.89 m = 3451.03 ft Mean mixing ratio: 17.43 g/kg Conv temperature: 30.47 C = 86.84 F Cap Strength: 0.57 C Lifted Index: -3.05 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.19 C Lifted Index @700 mb: -1.74 C Showalter Index: -0.30 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.90 C K Index: 35.80 Risk: > 80 % chance of thunderstorms Sweat Index: 221.80 Risk: None Energy Index: -2.82 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1160.14 J/kg Max Up Vert Vel: 48.17 m/s Conv Inhibition (B-): 7.03 J/kg Cap Strength: 0.57 C Lift Cond Lev (LCL): 904.97 mb = 965.82 m = 3168.66 ft Lev Free Conv (LFC): 889.97 mb = 1112.08 m = 3648.53 ft Equ Level (EL): 159.97 mb = 13885.57 m = 45555.79 ft B at Equ Level: 1159.71 J/kg Max Parcel Lev (MPL): 89.97 mb = 17239.23 m = 56558.48 ft Wind level data Storm motion: 135 at 5 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 1004 46 180 5 0.0 5.0 | 250 4 3.6 1.3 1 1000 86 170 6 -1.0 5.9 | 229 3 2.6 2.2 2 976 305 75 8 -7.7 -2.1 | 35 7 -4.1 -5.8 3 925 774 55 10 -8.2 -5.7 | 26 10 -4.6 -9.4 4 910 914 45 11 -7.8 -7.8 | 20 12 -4.1 -11.5 5 850 1511 45 9 -6.4 -6.4 | 15 10 -2.7 -10.0 6 849 1524 45 10 -7.1 -7.1 | 18 11 -3.4 -10.8 7 819 1829 30 5 -2.5 -4.3 | 352 8 1.1 -8.0 8 790 2134 55 5 -4.1 -2.9 | 4 7 -0.5 -6.6 9 709 3048 20 2 -0.7 -1.9 | 332 6 3.0 -5.6 10 700 3150 40 1 -0.6 -0.8 | 326 5 3.0 -4.5 11 683 3353 90 4 -4.0 0.0 | 6 4 -0.4 -3.7 12 633 3962 165 5 -1.3 4.8 | 244 3 2.3 1.1 13 610 4267 145 7 -4.0 5.7 | 170 2 -0.4 2.0 14 587 4572 155 10 -4.2 9.1 | 174 5 -0.6 5.4 15 545 5182 150 9 -4.5 7.8 | 168 4 -0.9 4.1 16 525 5486 155 10 -4.2 9.1 | 174 5 -0.6 5.4 17 500 5880 175 7 -0.6 7.0 | 223 4 3.0 3.3 18 486 6096 200 6 2.1 5.6 | 251 6 5.7 2.0 19 467 6401 245 6 5.4 2.5 | 277 9 9.1 -1.1 20 432 7010 175 12 -1.0 12.0 | 197 9 2.6 8.3 21 415 7315 200 7 2.4 6.6 | 244 7 6.0 2.9 22 400 7600 235 8 6.6 4.6 | 265 10 10.2 0.9 23 383 7925 280 8 7.9 -1.4 | 294 13 11.5 -5.1 24 367 8230 275 9 9.0 -0.8 | 290 13 12.6 -4.5 25 338 8839 275 12 12.0 -1.0 | 287 16 15.6 -4.7 26 300 9730 285 17 16.4 -4.4 | 292 22 20.1 -8.1 27 286 10058 275 16 15.9 -1.4 | 285 20 19.6 -5.1 28 250 11000 255 27 26.1 7.0 | 264 30 29.7 3.3 29 200 12480 235 24 19.7 13.8 | 247 25 23.3 10.1 30 172 13411 225 23 16.3 16.3 | 238 24 19.9 12.6 31 156 14021 255 22 21.3 5.7 | 265 25 24.9 2.0 32 150 14280 255 15 14.5 3.9 | 269 18 18.1 0.2 33 134 14935 240 14 12.1 7.0 | 258 16 15.8 3.3 34 115 15850 280 16 15.8 -2.8 | 288 20 19.4 -6.5 35 109 16154 255 7 6.8 1.8 | 280 11 10.4 -1.9 36 103 16459 225 1 0.7 0.7 | 304 5 4.3 -3.0 37 100 16640 45 1 -0.7 -0.7 | 326 5 2.9 -4.4 38 98 16764 150 9 -4.5 7.8 | 168 4 -0.9 4.1 39 90 17237 335 6 2.5 -5.4 | 326 11 6.2 -9.1 40 70 18680 55 15 -12.3 -8.6 | 35 15 -8.6 -12.3 41 50 20680 140 19 -12.2 14.6 | 142 14 -8.6 10.9 Wind Parameters Mean winds (0-6000m): 105.4 at 6.9 knts Storm direction: 135.4 at 5.2 knts Shear (0-3000m) pos: 0.8 neg: 1.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 82.0 deg Storm rel helicity (0-3000m) pos: 2.8 neg: -32.1 tot: -29.2 m^2/s^2 ave: -9.7 10^-3 m/s^2 rel: -0.65 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -3.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1672.23 Bulk Shear: 0.69 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 88 8 45 6| 0.0 12.4 12.4| 0.0 -7.8 -7.8 -15.6 -0.77| 16.8-13.0 1000 65 9 31 9| 0.0 7.5 7.5| 0.0 -14.1 -14.1 -14.1 -0.72| 10.6 -7.6 1500 57 9 25 10| 0.0 4.7 4.7| 0.1 -16.0 -15.8 -10.6 -0.69| 7.7 -5.3 2000 53 8 20 9| 1.2 3.5 4.7| 2.2 -25.8 -23.6 -11.8 -0.64| 7.4 -4.7 2500 53 8 16 9| 1.0 2.6 3.5| 2.8 -28.9 -26.0 -10.4 -0.63| 6.4 -4.0 3000 52 7 12 8| 0.8 1.9 2.7| 2.8 -32.1 -29.2 -9.7 -0.65| 5.6 -3.7 4000 60 6 14 7| 1.4 1.4 2.8| 6.9 -33.8 -26.9 -6.7 -0.48| 5.7 -2.8 5000 85 7 34 5| 1.1 1.0 2.1| 7.2 -35.4 -28.2 -5.6 -0.47| 5.2 -2.4 6000 105 7 58 4| 1.0 0.8 1.8| 15.6 -35.5 -19.9 -3.3 -0.30| 5.0 -1.5 Wrote GIF file: /home/apache/climate/data/raob//VEBS/skewt/VEBS.skewt.20251018.11.gif