UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100811.upa.cvt Date: 1100Z 8 OCT 25 Searching for VABB... Searching the city database file for: VABB ... Date:1100Z 8 OCT 25 Station: VABB WMO ident: 43003 Latitude: 19.12 Longitude: 72.85 Elevation: 14.00 ------------------------------------------------------------------------------- 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 1008 14 30.6 23.6 66 7.0 25.4 270 4 303.1 306.5 298.3 358.0 18.49 1 1000 81 28.2 23.3 75 4.9 24.6 310 12 301.4 304.7 297.7 355.3 18.30 2 925 772 23.6 20.4 82 3.2 21.3 360 8 303.4 306.5 297.2 352.5 16.53 3 850 1505 19.4 13.4 68 6.0 15.4 140 1 306.5 308.6 294.6 340.9 11.44 4 700 3142 9.0 3.0 66 6.0 5.6 0 1 312.5 313.7 292.7 333.6 6.80 5 500 5870 -4.1 -30.1 11 26.0 -11.1 250 12 328.0 328.2 291.8 330.3 0.63 6 400 7590 -14.3 -51.3 3 37.0 -19.5 230 9 336.4 336.4 293.5 336.8 0.08 7 300 9700 -29.9 -54.9 7 25.0 -32.0 260 15 343.2 343.3 295.1 343.5 0.07 8 250 10980 -39.3 -55.3 17 16.0 -40.3 200 18 347.6 347.7 296.2 348.0 0.08 9 200 12470 -52.3 -69.3 11 17.0 -52.7 195 19 349.9 350.0 296.6 350.0 0.02 10 150 14270 -65.9 -80.9 11 15.0 -66.0 190 17 356.6 356.6 298.0 356.6 0.00 11 100 16620 -81.9 -88.9 29 7.0 -81.9 65 7 369.5 369.5 300.5 369.5 0.00 12 99 16677 -82.1 -89.1 29 7.0 -82.1 70 7 370.2 370.2 300.6 370.2 0.00 13 92 17090 -81.7 -87.7 35 6.0 -81.7 85 9 378.8 378.8 302.1 378.8 0.00 14 88 17342 -78.1 -87.1 22 9.0 -78.1 89 11 390.9 390.9 303.9 390.9 0.00 15 74 18344 -75.1 -86.1 16 11.0 -75.2 105 20 417.0 417.0 307.4 417.1 0.00 16 70 18670 -72.5 -86.5 10 14.0 -72.6 110 23 429.3 429.3 308.7 429.3 0.00 17 63 19298 -67.9 -88.9 3 21.0 -68.1 113 25 452.6 452.6 311.1 452.6 0.00 18 57 19899 -69.3 -94.3 1 25.0 -69.5 116 27 462.5 462.5 312.0 462.5 0.00 19 50 20690 -65.3 -97.3 0 32.0 -65.6 120 29 489.6 489.6 314.2 489.6 0.00 20 49 20814 -65.1 -97.1 0 32.0 -65.4 119 29 492.9 492.9 314.4 492.9 0.00 21 41 21901 -66.5 -98.5 0 32.0 -66.8 108 33 515.2 515.2 316.0 515.2 0.00 22 30 23840 -57.3 -91.3 1 34.0 -58.6 90 40 588.4 588.4 320.0 588.4 0.00 23 22 25812 -54.1 -89.1 1 35.0 -56.3 90 39 652.5 652.5 322.8 652.6 0.01 24 21 26109 -55.5 -90.5 1 35.0 -57.5 90 39 657.1 657.1 323.0 657.1 0.01 25 20 26420 -54.5 -89.5 1 35.0 -56.8 90 39 669.4 669.4 323.4 669.4 0.01 26 17 27470 -50.5 -86.5 1 36.0 -54.2 714.0 714.0 324.8 714.1 0.01 27 16 27869 -46.7 -83.7 1 37.0 -52.0 738.9 738.9 325.6 739.1 0.02 28 12 29766 -49.3 -85.3 1 36.0 -54.5 793.1 793.1 327.1 793.3 0.02 29 10 30965 -47.9 -84.9 1 37.0 -54.3 840.7 840.8 328.2 841.0 0.03 TRP 99 16677 -82.1 -89.1 29 7.0 -82.1 70 7 370.2 370.2 300.6 370.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 562.60 mb = 5016.20 m = 16457.14 ft Wetbulb zero: 632.86 mb = 3959.49 m = 12990.30 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 55.72 % Est. max temperature: 33.68 C = 92.63 F Sfc-Lift cond lev (LCL): 911.32 mb = 901.14 m = 2956.46 ft T: 22.86 C 700-500 lapse rate: 4.80 C/km ThetaE index: 27.62 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 857.62 mb = 1427.66 m = 4683.87 ft Mean mixing ratio: 17.22 g/kg Conv temperature: 33.70 C = 92.67 F Cap Strength: 1.66 C Lifted Index: -2.42 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.49 C Lifted Index @700 mb: -2.56 C Showalter Index: 2.33 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 17.50 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 174.80 Risk: None Energy Index: -1.94 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1086.71 J/kg Max Up Vert Vel: 46.62 m/s Conv Inhibition (B-): 34.78 J/kg Cap Strength: 1.66 C Lift Cond Lev (LCL): 902.21 mb = 988.25 m = 3242.25 ft Lev Free Conv (LFC): 807.21 mb = 1940.50 m = 6366.38 ft Equ Level (EL): 167.21 mb = 13590.39 m = 44587.34 ft B at Equ Level: 1078.87 J/kg Max Parcel Lev (MPL): 87.21 mb = 17394.51 m = 57067.91 ft Wind level data Storm motion: 309 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 1008 14 270 4 4.0 -0.0 | 165 4 -1.1 4.2 1 1000 81 310 12 9.2 -7.7 | 311 5 4.1 -3.5 2 975 305 325 14 8.0 -11.5 | 338 8 2.9 -7.3 3 942 610 340 12 4.1 -11.3 | 8 7 -1.0 -7.1 4 925 772 360 8 -0.0 -8.0 | 53 6 -5.1 -3.8 5 910 914 5 4 -0.3 -4.0 | 92 5 -5.5 0.2 6 850 1505 140 1 -0.6 0.8 | 131 8 -5.8 5.0 7 848 1524 130 1 -0.8 0.6 | 129 8 -5.9 4.8 8 818 1829 215 6 3.4 4.9 | 170 9 -1.7 9.1 9 708 3048 160 5 -1.7 4.7 | 142 11 -6.8 8.9 10 700 3142 0 1 -0.0 -1.0 | 122 6 -5.1 3.2 11 682 3353 270 2 2.0 -0.0 | 143 5 -3.1 4.2 12 657 3658 300 10 8.7 -5.0 | 283 4 3.5 -0.8 13 544 5182 275 18 17.9 -1.6 | 258 13 12.8 2.6 14 524 5486 260 9 8.9 1.6 | 213 7 3.7 5.8 15 505 5791 250 11 10.3 3.8 | 213 10 5.2 8.0 16 500 5870 250 12 11.3 4.1 | 217 10 6.1 8.3 17 467 6401 255 12 11.6 3.1 | 221 10 6.5 7.3 18 431 7010 255 11 10.6 2.8 | 218 9 5.5 7.0 19 415 7315 275 10 10.0 -0.9 | 235 6 4.8 3.3 20 400 7590 230 9 6.9 5.8 | 190 10 1.8 10.0 21 398 7620 235 8 6.6 4.6 | 189 9 1.4 8.8 22 382 7925 270 10 10.0 -0.0 | 229 6 4.9 4.2 23 367 8230 270 9 9.0 -0.0 | 223 6 3.9 4.2 24 352 8534 265 9 9.0 0.8 | 218 6 3.8 5.0 25 337 8839 245 11 10.0 4.6 | 209 10 4.8 8.8 26 300 9700 260 15 14.8 2.6 | 235 12 9.6 6.8 27 285 10058 250 16 15.0 5.5 | 226 14 9.9 9.7 28 250 10980 200 18 6.2 16.9 | 183 21 1.0 21.1 29 239 11278 195 17 4.4 16.4 | 178 21 -0.7 20.6 30 200 12470 195 19 4.9 18.4 | 179 23 -0.2 22.6 31 199 12497 205 18 7.6 16.3 | 187 21 2.5 20.5 32 181 13106 185 23 2.0 22.9 | 173 27 -3.1 27.1 33 164 13716 170 35 -6.1 34.5 | 164 40 -11.2 38.7 34 150 14270 190 17 3.0 16.7 | 174 21 -2.2 20.9 35 134 14935 195 6 1.6 5.8 | 160 11 -3.6 10.0 36 127 15240 135 8 -5.7 5.7 | 132 15 -10.8 9.9 37 114 15850 135 15 -10.6 10.6 | 133 22 -15.7 14.8 38 108 16154 125 9 -7.4 5.2 | 127 16 -12.5 9.4 39 103 16459 120 4 -3.5 2.0 | 126 11 -8.6 6.2 40 100 16620 65 7 -6.3 -3.0 | 96 12 -11.5 1.2 41 99 16677 70 7 -6.6 -2.4 | 99 12 -11.7 1.8 42 98 16764 80 6 -5.9 -1.0 | 106 11 -11.0 3.2 43 70 18670 110 23 -21.6 7.9 | 114 29 -26.7 12.1 44 50 20690 120 29 -25.1 14.5 | 122 36 -30.2 18.7 45 30 23840 90 40 -40.0 0.0 | 95 45 -45.1 4.2 46 20 26420 90 39 -39.0 0.0 | 95 44 -44.1 4.2 Wind Parameters Mean winds (0-6000m): 279.3 at 8.8 knts Storm direction: 309.3 at 6.6 knts Shear (0-3000m) pos: 0.9 neg: 0.7 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -21.8 deg Storm rel helicity (0-3000m) pos: 54.7 neg: -12.5 tot: 42.3 m^2/s^2 ave: 14.1 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 6.1 10^-3/s Energy-Hel index: 0.37 Bulk Rich Number: 116.27 Bulk Shear: 9.35 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 12 335 6| 11.9 0.0 11.9| 13.1 0.0 13.1 26.3 0.96| 19.9 19.1 1000 333 10 5 5| 3.3 0.0 3.3| 31.2 0.0 31.2 31.2 0.94| 16.2 15.2 1500 335 8 37 3| 1.6 0.0 1.6| 40.2 0.0 40.2 26.8 0.93| 12.5 11.6 2000 325 7 44 2| 1.4 0.0 1.4| 54.7 -1.0 53.7 26.9 0.90| 11.3 10.2 2500 309 7 163 0| 1.1 0.5 1.6| 54.7 -6.5 48.2 19.3 0.81| 9.5 7.7 3000 292 6 201 2| 0.9 0.7 1.7| 54.7 -12.5 42.3 14.1 0.74| 8.3 6.1 4000 293 6 201 2| 1.5 0.5 2.1| 65.2 -24.2 41.0 10.2 0.59| 8.9 5.2 5000 288 8 235 3| 1.2 0.3 1.5| 65.2 -30.0 35.1 7.0 0.51| 7.8 3.9 6000 279 9 232 5| 1.0 0.8 1.8| 67.2 -50.6 16.7 2.8 0.35| 7.7 2.7 Wrote GIF file: /home/apache/climate/data/raob//VABB/skewt/VABB.skewt.20251008.11.gif