UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103100.upa.cvt Date: 0000Z 31 OCT 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 31 OCT 25 Station: VO466 WMO ident: 43466 Latitude: 6.90 Longitude: 79.87 ------------------------------------------------------------------------------- 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 1011 3 25.0 20.0 74 5.0 21.5 105 1 297.2 299.9 294.3 339.8 14.71 1 1000 99 26.0 22.6 82 3.4 23.6 105 2 299.1 302.3 296.7 350.3 17.52 2 999 108 26.2 22.6 81 3.6 23.6 112 2 299.4 302.6 296.8 350.7 17.54 3 935 689 22.6 19.6 83 3.0 20.5 291 14 301.5 304.3 296.0 347.2 15.54 4 925 783 23.6 15.6 61 8.0 18.2 310 18 303.4 305.7 294.2 339.5 12.14 5 918 849 23.4 14.4 57 9.0 17.4 312 17 303.9 306.0 293.7 337.6 11.30 6 876 1256 20.2 16.1 77 4.1 17.4 322 10 304.7 307.1 295.3 344.2 13.25 7 850 1516 19.0 12.0 64 7.0 14.4 335 14 306.0 308.0 293.7 337.4 10.42 8 795 2089 16.0 6.0 51 10.0 10.0 332 21 308.8 310.1 292.1 331.4 7.39 9 700 3158 8.4 -0.6 53 9.0 3.7 320 12 311.8 312.8 291.2 328.2 5.23 10 692 3253 7.8 -0.2 57 8.0 3.5 310 12 312.1 313.2 291.5 329.2 5.45 11 675 3458 9.0 -9.0 27 18.0 0.8 329 12 315.7 316.3 290.3 325.0 2.86 12 622 4131 6.0 -8.0 36 14.0 -0.5 135 10 319.8 320.4 291.9 330.8 3.36 13 566 4897 2.4 -24.6 12 27.0 -6.3 122 8 324.3 324.4 291.0 327.5 0.92 14 527 5471 0.0 -18.0 24 18.0 -6.8 117 12 328.1 328.4 292.9 334.2 1.76 15 500 5890 -2.9 -19.9 26 17.0 -8.9 120 11 329.5 329.8 293.1 335.1 1.58 16 471 6362 -5.9 -23.9 23 18.0 -11.5 106 12 331.5 331.7 293.2 335.7 1.18 17 400 7620 -16.3 -27.3 38 11.0 -19.1 95 7 333.8 334.0 293.7 337.5 1.02 18 383 7944 -18.9 -26.9 49 8.0 -20.9 89 10 334.6 334.8 294.0 338.6 1.10 19 324 9164 -27.7 -37.7 38 10.0 -29.2 74 14 338.8 338.9 294.4 340.6 0.46 20 300 9710 -32.7 -39.7 50 7.0 -33.6 80 16 339.3 339.4 294.5 340.9 0.40 21 284 10094 -36.3 -40.0 69 3.7 -36.7 72 20 339.5 339.6 294.6 341.1 0.41 22 272 10393 -37.5 -45.5 43 8.0 -38.2 66 24 342.0 342.0 295.0 342.9 0.24 23 250 10970 -42.3 -49.3 46 7.0 -42.8 85 35 343.2 343.2 295.3 343.9 0.17 24 235 11385 -45.7 -49.6 65 3.9 -45.9 84 37 344.2 344.2 295.5 344.9 0.18 25 213 12032 -50.7 -54.2 66 3.5 -50.8 90 47 346.2 346.2 295.9 346.7 0.11 26 200 12440 -53.5 -60.5 42 7.0 -53.7 90 58 348.0 348.1 296.3 348.3 0.06 27 197 12537 -53.7 -64.7 25 11.0 -53.9 91 58 349.2 349.2 296.5 349.4 0.03 28 183 13008 -55.3 -73.3 9 18.0 -55.6 94 61 354.1 354.1 297.5 354.1 0.01 29 150 14250 -63.9 -81.9 7 18.0 -64.0 45 10 360.0 360.0 298.7 360.0 0.00 30 100 16620 -80.9 -89.9 21 9.0 -80.9 265 10 371.4 371.4 300.8 371.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 527.00 mb = 5471.28 m = 17950.18 ft Wetbulb zero: 641.96 mb = 3870.72 m = 12699.05 ft Precipitable water: 1.62 inches Sfc-500 mean rel hum: 46.04 % Est. max temperature: 33.27 C = 91.88 F Sfc-Lift cond lev (LCL): 939.95 mb = 642.69 m = 2108.54 ft T: 22.89 C 700-500 lapse rate: 4.14 C/km ThetaE index: 16.03 C Layer 850.0- 692.0 mb Conv cond level (CCL): 822.71 mb = 1795.34 m = 5890.16 ft Mean mixing ratio: 15.50 g/kg Conv temperature: 35.19 C = 95.33 F Cap Strength: 3.18 C Lifted Index: 1.36 C Risk: Showers probable Lifted Index @300 mb: -2.37 C Lifted Index @700 mb: -1.23 C Showalter Index: 4.99 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 14.90 C K Index: 24.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 183.00 Risk: None Energy Index: -0.36 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 340.24 J/kg Max Up Vert Vel: 26.09 m/s Conv Inhibition (B-): 119.79 J/kg Cap Strength: 3.18 C Lift Cond Lev (LCL): 902.26 mb = 999.66 m = 3279.67 ft Lev Free Conv (LFC): 737.26 mb = 2722.29 m = 8931.30 ft Equ Level (EL): 677.26 mb = 3430.43 m = 11254.54 ft B at Equ Level: 33.39 J/kg Max Parcel Lev (MPL): 597.26 mb = 4460.43 m = 14633.78 ft Wind level data Storm motion: 356 at 10 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 1011 3 105 1 -1.0 0.3 | 170 10 -1.7 9.8 1 1000 99 105 2 -1.9 0.5 | 165 10 -2.6 10.1 2 977 305 265 7 7.0 0.6 | 212 12 6.3 10.2 3 943 610 275 11 11.0 -1.0 | 230 13 10.3 8.6 4 925 783 310 18 13.8 -11.6 | 279 13 13.1 -2.0 5 880 1219 320 10 6.4 -7.7 | 251 6 5.7 1.9 6 850 1516 335 14 5.9 -12.7 | 301 6 5.2 -3.1 7 762 2438 330 26 13.0 -22.5 | 316 18 12.3 -12.9 8 700 3158 320 12 7.7 -9.2 | 267 7 7.0 0.4 9 683 3353 300 13 11.3 -6.5 | 254 11 10.6 3.1 10 634 3962 115 7 -6.3 3.0 | 151 14 -7.1 12.5 11 611 4267 155 12 -5.1 10.9 | 164 21 -5.8 20.5 12 588 4572 165 10 -2.6 9.7 | 170 20 -3.3 19.2 13 546 5182 80 6 -5.9 -1.0 | 142 11 -6.6 8.5 14 525 5486 120 13 -11.3 6.5 | 143 20 -12.0 16.1 15 506 5791 140 13 -8.4 10.0 | 155 22 -9.1 19.5 16 500 5890 120 11 -9.5 5.5 | 146 18 -10.2 15.1 17 450 6706 95 12 -12.0 1.0 | 130 17 -12.7 10.6 18 416 7315 55 8 -6.6 -4.6 | 125 9 -7.3 5.0 19 400 7620 95 7 -7.0 0.6 | 143 13 -7.7 10.2 20 384 7925 90 10 -10.0 0.0 | 132 14 -10.7 9.6 21 368 8230 65 11 -10.0 -4.6 | 115 12 -10.7 4.9 22 300 9710 80 16 -15.8 -2.8 | 112 18 -16.5 6.8 23 298 9754 80 16 -15.8 -2.8 | 112 18 -16.5 6.8 24 273 10363 65 24 -21.8 -10.1 | 89 22 -22.5 -0.6 25 250 10970 85 35 -34.9 -3.1 | 100 36 -35.6 6.5 26 250 10973 80 31 -30.5 -5.4 | 98 32 -31.2 4.2 27 218 11887 90 44 -44.0 0.0 | 102 46 -44.7 9.6 28 208 12192 90 50 -50.0 0.0 | 101 52 -50.7 9.6 29 200 12440 90 58 -58.0 0.0 | 99 59 -58.7 9.6 30 180 13106 95 61 -60.8 5.3 | 104 63 -61.5 14.9 31 163 13716 110 27 -25.4 9.2 | 126 32 -26.1 18.8 32 156 14021 110 14 -13.2 4.8 | 136 20 -13.9 14.4 33 150 14250 45 10 -7.1 -7.1 | 108 8 -7.8 2.5 34 148 14326 75 8 -7.7 -2.1 | 132 11 -8.4 7.5 35 141 14630 45 15 -10.6 -10.6 | 85 11 -11.3 -1.0 36 120 15545 75 14 -13.5 -3.6 | 113 15 -14.2 6.0 37 114 15850 115 6 -5.4 2.5 | 153 14 -6.1 12.1 38 108 16154 160 2 -0.7 1.9 | 173 12 -1.4 11.5 39 103 16459 250 4 3.8 1.4 | 196 11 3.1 11.0 40 100 16620 265 10 10.0 0.9 | 222 14 9.3 10.5 41 97 16764 240 11 9.5 5.5 | 210 17 8.8 15.1 42 92 17069 300 11 9.5 -5.5 | 245 10 8.8 4.1 43 87 17374 15 19 -4.9 -18.4 | 33 10 -5.6 -8.8 44 74 18288 125 20 -16.4 11.5 | 141 27 -17.1 21.1 45 66 18898 220 4 2.6 3.1 | 188 13 1.9 12.6 46 63 19202 110 16 -15.0 5.5 | 134 22 -15.7 15.1 47 56 19812 60 12 -10.4 -6.0 | 108 12 -11.1 3.6 48 50 20422 85 32 -31.9 -2.8 | 102 33 -32.6 6.8 49 48 20726 85 36 -35.9 -3.1 | 100 37 -36.6 6.4 Wind Parameters Mean winds (0-6000m): 325.8 at 12.8 knts Storm direction: 355.8 at 9.6 knts Shear (0-3000m) pos: 2.5 neg: 0.6 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 114.6 deg Storm rel helicity (0-3000m) pos: 99.1 neg: -33.5 tot: 65.5 m^2/s^2 ave: 21.8 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 3.7 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 20.33 Bulk Shear: 16.73 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 ------------------------------------------------------------------------------- 500 265 5 205 11| 10.9 0.0 10.9| 42.3 -2.5 39.7 79.5 0.75| 16.6 12.4 1000 293 10 236 10| 7.6 0.0 7.6| 85.0 -5.9 79.1 79.1 0.72| 16.8 12.1 1500 305 11 246 9| 5.0 0.0 5.0| 92.1 -10.5 81.6 54.4 0.62| 14.1 8.8 2000 316 12 264 8| 3.7 1.7 5.4| 96.9 -10.5 86.3 43.2 0.58| 12.3 7.2 2500 321 15 281 9| 3.0 2.3 5.3| 99.1 -13.5 85.5 34.2 0.52| 11.1 5.7 3000 322 15 287 9| 2.5 0.6 3.0| 99.1 -33.5 65.5 21.8 0.34| 11.0 3.7 4000 321 14 281 8| 1.2 0.4 1.6|135.8 -42.2 93.6 23.4 0.40| 13.1 5.2 5000 320 13 274 8| 1.1 0.8 1.9|165.7 -72.9 92.8 18.6 0.33| 12.4 4.1 6000 326 13 279 7| 1.5 0.8 2.2|194.2 -96.3 98.0 16.3 0.28| 12.1 3.4 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251031.00.gif