UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 5 DEC 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 1002 73 24.4 23.3 94 1.1 23.6 320 2 297.4 300.7 296.7 350.3 18.26 1 1001 81 24.2 22.8 92 1.4 23.2 305 2 297.3 300.5 296.3 348.6 17.72 2 1000 90 25.0 22.4 86 2.6 23.2 290 2 298.1 301.3 296.3 348.5 17.30 3 999 99 25.4 22.3 83 3.1 23.2 288 2 298.6 301.8 296.4 348.8 17.21 4 976 304 24.4 23.0 92 1.4 23.4 235 8 299.6 303.0 297.4 353.5 18.42 5 966 394 25.0 20.0 74 5.0 21.5 250 6 301.1 303.9 295.8 346.4 15.41 6 925 774 23.0 17.0 69 6.0 18.9 5 4 302.8 305.3 294.8 342.2 13.29 7 864 1364 18.4 14.4 78 4.0 15.7 63 14 304.0 306.2 294.3 339.8 12.02 8 850 1504 17.8 13.6 76 4.2 15.0 65 14 304.8 306.9 294.2 339.4 11.60 9 832 1688 18.0 11.0 64 7.0 13.5 23 8 306.9 308.7 293.6 336.9 9.96 10 799 2034 15.8 11.3 75 4.5 12.9 296 4 308.1 310.1 294.4 340.2 10.59 11 770 2348 14.8 4.8 51 10.0 8.9 332 2 310.3 311.6 292.2 332.0 7.02 12 700 3150 10.2 2.2 58 8.0 5.7 70 9 313.8 315.0 292.7 333.9 6.42 13 683 3354 9.8 0.8 53 9.0 4.8 80 12 315.5 316.7 292.9 334.4 5.95 14 623 4109 4.2 -1.8 65 6.0 1.1 74 12 317.5 318.6 293.0 334.8 5.39 15 599 4428 3.2 -8.8 41 12.0 -2.3 71 12 320.0 320.6 291.9 330.8 3.28 16 577 4730 1.2 -9.8 44 11.0 -3.7 69 12 321.1 321.7 292.1 331.5 3.15 17 572 4800 1.4 -15.6 27 17.0 -5.2 68 12 322.1 322.5 291.4 328.8 1.98 18 559 4985 0.0 -13.0 37 13.0 -5.3 67 12 322.6 323.1 292.0 331.0 2.51 19 525 5485 -2.5 -18.5 28 16.0 -8.2 84 12 325.4 325.8 292.0 331.3 1.69 20 500 5870 -5.1 -15.1 45 10.0 -8.9 55 7 326.8 327.3 293.0 334.9 2.37 21 492 5996 -6.3 -13.3 58 7.0 -9.1 55 8 326.9 327.4 293.4 336.3 2.79 22 442 6828 -10.5 -23.5 34 13.0 -14.5 84 11 331.7 332.0 293.4 336.4 1.30 23 412 7366 -13.5 -28.5 27 15.0 -17.4 142 6 334.6 334.8 293.8 337.9 0.88 24 400 7590 -15.3 -29.3 29 14.0 -18.7 225 7 335.1 335.3 293.9 338.2 0.85 25 377 8031 -19.5 -29.5 41 10.0 -21.8 235 10 335.3 335.5 294.0 338.5 0.88 26 347 8638 -24.5 -34.5 39 10.0 -26.3 258 9 336.6 336.7 294.0 338.8 0.59 27 335 8893 -25.7 -43.7 17 18.0 -28.0 240 14 338.3 338.4 294.1 339.3 0.24 28 324 9133 -27.1 -52.1 7 25.0 -29.5 222 18 339.6 339.7 294.3 340.0 0.10 29 306 9540 -30.7 -41.7 33 11.0 -32.1 199 22 340.2 340.2 294.7 341.4 0.32 30 300 9680 -31.9 -36.9 61 5.0 -32.6 190 20 340.4 340.5 294.9 342.5 0.54 31 296 9775 -32.9 -37.3 65 4.4 -33.5 203 20 340.3 340.4 294.9 342.3 0.52 32 295 9799 -32.9 -35.7 76 2.8 -33.3 201 21 340.6 340.8 295.0 343.0 0.62 33 286 10017 -34.7 -38.0 72 3.3 -35.1 179 25 341.1 341.2 295.0 343.1 0.51 34 283 10091 -34.9 -39.9 60 5.0 -35.5 174 26 341.8 341.9 295.1 343.5 0.42 35 250 10950 -40.9 -50.9 33 10.0 -41.6 180 29 345.3 345.3 295.7 345.8 0.14 36 243 11143 -42.3 -55.3 23 13.0 -43.0 175 30 346.0 346.0 295.8 346.3 0.09 37 214 11990 -49.9 -62.9 20 13.0 -50.3 192 27 347.0 347.0 296.0 347.1 0.04 38 200 12430 -53.9 -65.9 22 12.0 -54.2 195 29 347.4 347.4 296.1 347.5 0.03 39 190 12756 -57.1 -64.1 41 7.0 -57.2 200 30 347.4 347.4 296.1 347.6 0.04 40 176 13237 -59.5 -73.5 15 14.0 -59.7 219 33 351.1 351.1 296.9 351.2 0.01 41 150 14220 -66.3 -79.3 15 13.0 -66.4 240 44 355.9 355.9 297.9 355.9 0.00 42 100 16590 -82.1 -92.1 16 10.0 -82.1 330 4 369.1 369.1 300.4 369.1 0.00 43 87 17348 -89.7 -96.7 25 7.0 -89.7 90 5 368.8 368.8 300.4 368.8 0.00 44 82 17665 -88.3 -94.3 32 6.0 -88.3 89 6 378.0 378.0 301.9 378.0 0.00 45 81 17732 -85.1 -94.1 19 9.0 -85.1 88 6 385.9 385.9 303.2 385.9 0.00 46 79 17870 -80.1 -90.1 17 10.0 -80.1 88 6 399.0 399.0 305.0 399.0 0.00 47 72 18398 -75.5 -87.5 14 12.0 -75.6 86 7 419.5 419.5 307.6 419.5 0.00 48 70 18560 -75.7 -87.7 14 12.0 -75.7 85 7 422.4 422.4 308.0 422.4 0.00 49 65 18990 -74.1 -87.1 12 13.0 -74.2 435.0 435.0 309.4 435.0 0.00 50 60 19454 -76.5 -90.5 9 14.0 -76.6 439.7 439.7 309.8 439.7 0.00 TRP 87 17348 -89.7 -96.7 25 7.0 -89.7 90 5 368.8 368.8 300.4 368.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 559.00 mb = 4984.67 m = 16353.71 ft Wetbulb zero: 615.28 mb = 4210.46 m = 13813.67 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 57.02 % Est. max temperature: 31.70 C = 89.06 F Sfc-Lift cond lev (LCL): 986.49 mb = 209.59 m = 687.61 ft T: 24.86 C 700-500 lapse rate: 5.62 C/km ThetaE index: 16.58 C Layer 966.0- 799.0 mb Conv cond level (CCL): 818.34 mb = 1829.23 m = 6001.34 ft Mean mixing ratio: 15.15 g/kg Conv temperature: 34.41 C = 93.93 F Cap Strength: 2.06 C Lifted Index: -0.67 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.28 C Lifted Index @700 mb: 0.75 C Showalter Index: 1.91 C Risk: Showers probable Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 18.70 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 198.20 Risk: None Energy Index: -0.85 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 217.36 J/kg Max Up Vert Vel: 20.85 m/s Conv Inhibition (B-): 143.78 J/kg Cap Strength: 2.06 C Lift Cond Lev (LCL): 892.20 mb = 1086.20 m = 3563.59 ft Lev Free Conv (LFC): 637.20 mb = 3924.10 m = 12874.19 ft Equ Level (EL): 257.20 mb = 10753.29 m = 35279.39 ft B at Equ Level: 214.75 J/kg Max Parcel Lev (MPL): 167.20 mb = 13552.42 m = 44462.79 ft Wind level data Storm motion: 98 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 1002 73 320 2 1.3 -1.5 | 288 8 7.8 -2.5 1 1000 90 290 2 1.9 -0.7 | 281 9 8.4 -1.6 2 976 305 235 8 6.6 4.6 | 254 14 13.0 3.6 3 942 610 285 1 1.0 -0.3 | 279 8 7.4 -1.2 4 925 774 5 4 -0.3 -4.0 | 309 8 6.1 -4.9 5 910 914 50 5 -3.8 -3.2 | 328 5 2.6 -4.2 6 879 1219 60 14 -12.1 -7.0 | 35 10 -5.6 -8.0 7 850 1504 65 14 -12.7 -5.9 | 42 9 -6.2 -6.9 8 848 1524 65 14 -12.7 -5.9 | 42 9 -6.2 -6.9 9 818 1829 345 2 0.5 -1.9 | 292 8 7.0 -2.9 10 789 2134 270 5 5.0 -0.0 | 275 12 11.5 -1.0 11 761 2438 0 1 -0.0 -1.0 | 287 7 6.5 -2.0 12 734 2743 95 6 -6.0 0.5 | 311 1 0.5 -0.4 13 708 3048 65 7 -6.3 -3.0 | 358 4 0.1 -3.9 14 700 3150 70 9 -8.5 -3.1 | 26 4 -2.0 -4.0 15 683 3353 80 12 -11.8 -2.1 | 60 6 -5.3 -3.0 16 544 5182 65 12 -10.9 -5.1 | 36 7 -4.4 -6.0 17 524 5486 85 12 -12.0 -1.0 | 70 6 -5.5 -2.0 18 500 5870 55 7 -5.7 -4.0 | 352 5 0.7 -5.0 19 486 6096 55 9 -7.4 -5.2 | 8 6 -0.9 -6.1 20 449 6706 75 12 -11.6 -3.1 | 51 7 -5.1 -4.1 21 415 7315 125 6 -4.9 3.4 | 212 3 1.6 2.5 22 400 7590 225 7 4.9 4.9 | 251 12 11.4 4.0 23 398 7620 215 6 3.4 4.9 | 248 11 9.9 4.0 24 382 7925 230 10 7.7 6.4 | 249 15 14.1 5.5 25 351 8534 265 8 8.0 0.7 | 271 14 14.4 -0.3 26 323 9144 220 18 11.6 13.8 | 235 22 18.0 12.8 27 310 9449 205 23 9.7 20.8 | 219 26 16.2 19.9 28 300 9680 190 20 3.5 19.7 | 208 21 10.0 18.7 29 297 9754 205 20 8.5 18.1 | 221 23 14.9 17.2 30 284 10058 175 26 -2.3 25.9 | 190 25 4.2 24.9 31 272 10363 165 30 -7.8 29.0 | 177 28 -1.3 28.0 32 250 10950 180 29 0.0 29.0 | 193 29 6.5 28.0 33 249 10973 170 32 -5.6 31.5 | 182 31 0.9 30.6 34 227 11582 190 25 4.3 24.6 | 205 26 10.8 23.7 35 200 12430 195 29 7.5 28.0 | 207 30 14.0 27.0 36 198 12497 200 28 9.6 26.3 | 212 30 16.1 25.3 37 188 12802 200 30 10.3 28.2 | 212 32 16.7 27.2 38 163 13716 240 37 32.0 18.5 | 246 42 38.5 17.5 39 150 14220 240 44 38.1 22.0 | 245 49 44.6 21.0 40 120 15545 265 40 39.8 3.5 | 267 46 46.3 2.5 41 114 15850 275 28 27.9 -2.4 | 276 35 34.4 -3.4 42 100 16590 330 4 2.0 -3.5 | 298 10 8.5 -4.4 43 97 16764 300 4 3.5 -2.0 | 287 10 9.9 -3.0 44 87 17348 90 5 -5.0 0.0 | 303 2 1.5 -1.0 45 70 18560 85 7 -7.0 -0.6 | 18 2 -0.5 -1.6 Wind Parameters Mean winds (0-6000m): 68.5 at 8.7 knts Storm direction: 98.5 at 6.5 knts Shear (0-3000m) pos: 3.8 neg: 2.4 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 77.5 deg Storm rel helicity (0-3000m) pos: 48.7 neg: -56.9 tot: -8.1 m^2/s^2 ave: -2.7 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 0.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 8.91 Bulk Shear: 24.40 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 ------------------------------------------------------------------------------- 500 245 5 264 11| 0.0 1.4 1.4| 10.3 -14.7 -4.4 -8.7 -0.13| 13.5 -1.7 1000 299 5 287 11| 5.7 0.7 6.4| 29.9 -14.7 15.2 15.2 0.37| 13.1 4.8 1500 54 8 356 5| 3.8 0.4 4.2| 39.0 -22.6 16.5 11.0 0.30| 11.8 3.5 2000 49 7 348 6| 2.9 3.6 6.4| 39.0 -56.1 -17.1 -8.5 -0.10| 13.1 -1.3 2500 43 6 337 6| 3.6 2.9 6.4| 47.0 -56.9 -9.9 -4.0 -0.03| 12.0 -0.3 3000 54 6 341 5| 3.8 2.4 6.2| 48.7 -56.9 -8.1 -2.7 0.01| 11.4 0.2 4000 66 7 5 4| 3.4 1.8 5.2| 54.6 -58.8 -4.2 -1.0 0.06| 9.4 0.6 5000 68 8 18 4| 2.7 1.4 4.2| 54.6 -61.6 -7.0 -1.4 0.04| 7.7 0.3 6000 68 9 22 4| 2.2 1.5 3.7| 63.1 -70.8 -7.8 -1.3 0.01| 7.5 0.1 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251205.00.gif