UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for VO466... Searching the city database file for: VO466 ... Date:0000Z 10 DEC 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 1009 7 24.6 19.6 74 5.0 21.1 25 3 297.0 299.6 294.0 338.5 14.37 1 1000 85 24.2 22.2 89 2.0 22.8 15 8 297.4 300.4 295.9 346.8 17.09 2 991 164 23.8 21.9 89 1.9 22.5 28 7 297.7 300.8 295.9 346.8 16.93 3 963 416 24.6 20.0 76 4.6 21.3 75 4 301.0 303.8 295.8 346.4 15.46 4 925 769 22.6 18.9 80 3.7 20.0 130 3 302.4 305.2 295.9 346.8 15.02 5 893 1076 20.2 17.6 85 2.6 18.4 346 3 303.0 305.6 295.6 345.4 14.32 6 878 1223 20.4 16.2 77 4.2 17.5 50 5 304.7 307.1 295.4 344.4 13.31 7 850 1504 18.8 15.2 80 3.6 16.4 45 8 305.8 308.2 295.4 344.5 12.89 8 700 3144 9.4 6.9 84 2.5 7.9 70 11 312.9 314.6 294.5 340.6 8.96 9 672 3483 6.8 5.8 93 1.0 6.2 56 13 313.7 315.3 294.4 340.5 8.64 10 567 4868 0.0 -2.9 81 2.9 -1.5 20 8 321.3 322.3 294.1 339.0 5.46 11 541 5244 -2.7 -4.5 87 1.8 -3.6 14 9 322.4 323.4 294.0 338.9 5.07 12 507 5760 -4.3 -8.2 74 3.9 -6.1 39 11 326.5 327.3 294.3 340.1 4.07 13 500 5870 -4.1 -12.1 54 8.0 -7.5 15 6 328.0 328.6 293.9 338.3 3.02 14 498 5902 -4.1 -13.1 50 9.0 -7.8 12 6 328.4 329.0 293.8 338.0 2.80 15 455 6606 -9.1 -16.1 57 7.0 -11.7 335 11 330.7 331.2 294.1 339.1 2.39 16 439 6882 -10.5 -20.5 44 10.0 -13.8 316 10 332.4 332.7 293.9 338.4 1.70 17 410 7403 -14.3 -18.2 72 3.9 -15.6 326 5 334.0 334.5 294.8 341.9 2.23 18 400 7590 -15.7 -18.9 76 3.2 -16.8 70 4 334.6 335.0 294.8 342.2 2.15 19 380 7977 -18.7 -20.4 86 1.7 -19.2 94 3 335.6 336.0 295.0 342.7 1.99 20 362 8340 -20.7 -28.7 49 8.0 -22.6 117 4 337.6 337.8 294.6 341.3 0.99 21 340 8804 -23.9 -29.9 58 6.0 -25.2 118 9 339.3 339.5 295.0 342.9 0.94 22 323 9178 -26.7 -30.6 70 3.9 -27.5 135 9 340.5 340.7 295.3 344.0 0.93 23 300 9710 -30.9 -35.6 63 4.7 -31.6 110 2 341.8 342.0 295.3 344.2 0.61 24 297 9781 -31.5 -36.0 64 4.5 -32.2 118 2 342.0 342.1 295.3 344.3 0.60 25 293 9876 -32.5 -36.2 70 3.7 -33.0 110 3 341.9 342.0 295.3 344.2 0.59 26 290 9948 -33.1 -36.3 73 3.2 -33.6 104 5 342.0 342.1 295.3 344.3 0.59 27 287 10021 -33.5 -38.3 62 4.8 -34.1 98 6 342.5 342.6 295.4 344.4 0.49 28 286 10045 -33.3 -42.3 40 9.0 -34.3 96 7 343.1 343.2 295.4 344.4 0.32 29 264 10599 -37.7 -46.7 38 9.0 -38.5 99 14 344.6 344.6 295.6 345.5 0.22 30 250 10970 -40.7 -48.7 42 8.0 -41.3 125 14 345.6 345.6 295.8 346.3 0.18 31 227 11616 -46.5 -50.7 62 4.2 -46.7 135 19 346.4 346.4 296.0 347.0 0.16 32 200 12440 -53.9 -60.9 42 7.0 -54.1 145 26 347.4 347.4 296.1 347.6 0.05 33 178 13174 -60.7 -67.7 39 7.0 -60.8 140 29 348.0 348.1 296.2 348.1 0.02 34 159 13866 -64.9 -71.9 37 7.0 -65.0 142 24 352.4 352.4 297.1 352.4 0.01 35 153 14100 -65.1 -77.1 18 12.0 -65.2 154 24 355.9 355.9 297.9 355.9 0.01 36 150 14220 -66.3 -79.3 15 13.0 -66.4 160 24 355.9 355.9 297.9 355.9 0.00 37 100 16580 -81.7 -93.7 11 12.0 -81.7 355 12 369.9 369.9 300.5 369.9 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 567.00 mb = 4868.23 m = 15971.67 ft Wetbulb zero: 587.49 mb = 4578.72 m = 15021.86 ft Precipitable water: 2.25 inches Sfc-500 mean rel hum: 82.94 % Est. max temperature: 33.10 C = 91.57 F Sfc-Lift cond lev (LCL): 938.01 mb = 646.55 m = 2121.21 ft T: 23.29 C 700-500 lapse rate: 4.95 C/km ThetaE index: 5.52 C Layer 700.0- 507.0 mb Conv cond level (CCL): 834.18 mb = 1662.69 m = 5454.96 ft Mean mixing ratio: 15.63 g/kg Conv temperature: 34.17 C = 93.50 F Cap Strength: 2.39 C Lifted Index: 0.19 C Risk: Showers probable Lifted Index @300 mb: -0.51 C Lifted Index @700 mb: -0.17 C Showalter Index: 0.92 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.30 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 204.40 Risk: None Energy Index: -1.23 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 230.09 J/kg Max Up Vert Vel: 21.45 m/s Conv Inhibition (B-): 113.18 J/kg Cap Strength: 2.25 C Lift Cond Lev (LCL): 910.09 mb = 910.73 m = 2987.91 ft Lev Free Conv (LFC): 705.09 mb = 3082.80 m = 10114.06 ft Equ Level (EL): 495.09 mb = 5947.27 m = 19511.81 ft B at Equ Level: 135.02 J/kg Max Parcel Lev (MPL): 155.09 mb = 14017.68 m = 45989.22 ft Wind level data Storm motion: 78 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 1009 7 25 3 -1.3 -2.7 | 285 5 5.1 -1.3 1 1000 85 15 8 -2.1 -7.7 | 326 8 4.3 -6.3 2 975 305 50 4 -3.1 -2.6 | 290 4 3.3 -1.2 3 942 610 120 5 -4.3 2.5 | 208 4 2.1 3.9 4 925 769 130 3 -2.3 1.9 | 231 5 4.1 3.3 5 910 914 275 1 1.0 -0.1 | 260 7 7.4 1.3 6 878 1219 50 5 -3.8 -3.2 | 306 3 2.6 -1.8 7 850 1504 45 8 -5.7 -5.7 | 350 4 0.7 -4.3 8 848 1524 45 8 -5.7 -5.7 | 350 4 0.7 -4.3 9 818 1829 75 10 -9.7 -2.6 | 70 3 -3.3 -1.2 10 734 2743 55 10 -8.2 -5.7 | 23 5 -1.8 -4.4 11 700 3144 70 11 -10.3 -3.8 | 59 5 -4.0 -2.4 12 682 3353 60 13 -11.3 -6.5 | 44 7 -4.9 -5.1 13 587 4572 25 10 -4.2 -9.1 | 344 8 2.2 -7.7 14 565 4877 20 8 -2.7 -7.5 | 329 7 3.6 -6.1 15 544 5182 10 9 -1.6 -8.9 | 327 9 4.8 -7.5 16 524 5486 35 8 -4.6 -6.6 | 341 5 1.8 -5.2 17 505 5791 40 11 -7.1 -8.4 | 6 7 -0.7 -7.0 18 500 5870 15 6 -1.6 -5.8 | 312 7 4.8 -4.4 19 486 6096 355 6 0.5 -6.0 | 304 8 6.9 -4.6 20 467 6401 335 9 3.8 -8.2 | 304 12 10.2 -6.8 21 449 6706 335 12 5.1 -10.9 | 310 15 11.5 -9.5 22 431 7010 300 9 7.8 -4.5 | 282 15 14.2 -3.1 23 415 7315 280 5 4.9 -0.9 | 267 11 11.3 0.5 24 400 7590 70 4 -3.8 -1.4 | 270 3 2.6 0.0 25 398 7620 60 2 -1.7 -1.0 | 265 5 4.7 0.4 26 367 8230 120 3 -2.6 1.5 | 233 5 3.8 2.9 27 352 8534 110 7 -6.6 2.4 | 177 4 -0.2 3.8 28 338 8839 120 10 -8.7 5.0 | 160 7 -2.3 6.4 29 324 9144 130 9 -6.9 5.8 | 176 7 -0.5 7.2 30 311 9449 200 3 1.0 2.8 | 240 9 7.4 4.2 31 300 9710 110 2 -1.9 0.7 | 245 5 4.5 2.1 32 298 9754 120 1 -0.9 0.5 | 251 6 5.5 1.9 33 285 10058 95 7 -7.0 0.6 | 164 2 -0.6 2.0 34 261 10668 100 15 -14.8 2.6 | 115 9 -8.4 4.0 35 250 10970 125 14 -11.5 8.0 | 152 11 -5.1 9.4 36 218 11887 140 21 -13.5 16.1 | 158 19 -7.1 17.5 37 200 12440 145 26 -14.9 21.3 | 159 24 -8.5 22.7 38 189 12802 145 26 -14.9 21.3 | 159 24 -8.5 22.7 39 180 13106 140 29 -18.6 22.2 | 153 27 -12.3 23.6 40 163 13716 135 24 -17.0 17.0 | 150 21 -10.6 18.3 41 150 14220 160 24 -8.2 22.6 | 176 24 -1.8 23.9 42 119 15545 215 13 7.5 10.6 | 229 18 13.8 12.0 43 108 16154 180 10 0.0 10.0 | 209 13 6.4 11.4 44 102 16459 25 5 -2.1 -4.5 | 306 5 4.3 -3.2 45 100 16580 355 12 1.0 -12.0 | 325 13 7.4 -10.6 46 97 16764 360 12 -0.0 -12.0 | 329 12 6.4 -10.6 Wind Parameters Mean winds (0-6000m): 47.8 at 8.7 knts Storm direction: 77.8 at 6.5 knts Shear (0-3000m) pos: 2.7 neg: 1.4 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 121.4 deg Storm rel helicity (0-3000m) pos: 33.9 neg: -8.8 tot: 25.1 m^2/s^2 ave: 8.4 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 2.6 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 135.75 Bulk Shear: 1.69 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 40 5 311 4| 4.8 0.0 4.8| 6.5 -5.1 1.4 2.8 -0.11| 13.6 -1.4 1000 64 4 280 3| 2.4 3.4 5.8| 18.9 -5.9 13.0 13.0 0.21| 12.2 2.5 1500 56 5 294 3| 3.6 2.2 5.9| 27.5 -5.9 21.6 14.4 0.35| 11.3 3.9 2000 61 6 317 2| 3.7 1.7 5.4| 31.8 -6.2 25.6 12.8 0.41| 9.8 4.0 2500 62 7 343 2| 3.0 1.6 4.6| 31.8 -8.0 23.7 9.5 0.35| 8.2 2.9 3000 61 7 359 2| 2.7 1.4 4.0| 33.9 -8.8 25.1 8.4 0.35| 7.3 2.6 4000 59 8 17 3| 2.0 1.5 3.5| 34.8 -18.8 16.0 4.0 0.20| 6.5 1.3 5000 53 9 8 4| 1.6 1.7 3.3| 34.8 -29.4 5.4 1.1 0.09| 5.8 0.5 6000 48 9 1 4| 1.6 1.7 3.3| 41.0 -40.2 0.8 0.1 0.03| 6.0 0.2 Wrote GIF file: /home/apache/climate/data/raob//VO466/skewt/VO466.skewt.20251210.00.gif