UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122300.upa.cvt Date: 0000Z 23 DEC 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 23 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 1000 83 24.0 22.9 94 1.1 23.2 0 0 297.1 300.4 296.4 348.8 17.85 1 925 758 21.0 13.0 60 8.0 15.8 50 3 300.8 302.7 292.0 330.9 10.22 2 850 1487 20.2 3.2 32 17.0 10.6 280 6 307.3 308.4 290.2 324.7 5.67 3 700 3133 11.6 -14.4 15 26.0 1.0 185 1 315.3 315.7 289.1 321.3 1.79 4 500 5870 -3.5 -46.5 2 43.0 -11.6 100 23 328.8 328.8 291.5 329.2 0.12 5 400 7590 -16.1 -32.1 24 16.0 -19.7 30 13 334.1 334.2 293.4 336.5 0.65 6 300 9690 -30.1 -61.1 3 31.0 -32.3 95 19 343.0 343.0 295.1 343.1 0.03 7 250 10970 -40.9 -52.9 26 12.0 -41.6 115 28 345.3 345.3 295.7 345.7 0.11 8 200 12440 -53.5 -58.2 56 4.7 -53.7 125 21 348.0 348.1 296.3 348.4 0.07 9 150 14240 -66.3 -80.3 12 14.0 -66.4 225 22 355.9 355.9 297.9 355.9 0.00 10 100 16580 -82.5 -88.5 35 6.0 -82.5 225 5 368.3 368.3 300.2 368.3 0.00 11 90 17163 -85.5 -92.5 27 7.0 -85.5 288 9 373.6 373.6 301.2 373.6 0.00 12 85 17479 -82.5 -91.5 20 9.0 -82.5 315 13 385.9 385.9 303.2 385.9 0.00 13 75 18175 -83.9 -91.9 23 8.0 -83.9 13 21 397.0 397.0 304.8 397.0 0.00 14 70 18560 -80.5 -91.5 14 11.0 -80.5 45 25 412.2 412.2 306.8 412.2 0.00 15 66 18893 -80.9 -90.9 17 10.0 -80.9 55 25 418.3 418.3 307.5 418.3 0.00 16 62 19252 -74.7 -87.7 12 13.0 -74.7 65 25 439.6 439.6 309.8 439.6 0.00 17 50 20530 -66.9 -88.9 3 22.0 -67.1 100 24 485.8 485.8 313.9 485.8 0.00 18 49 20652 -66.5 -88.5 3 22.0 -66.8 100 25 489.6 489.6 314.2 489.6 0.00 19 45 21169 -65.1 -91.1 2 26.0 -65.4 100 29 505.1 505.1 315.3 505.1 0.00 20 42 21587 -67.5 -92.5 2 25.0 -67.8 100 32 509.2 509.2 315.6 509.2 0.00 21 30 23640 -61.9 -94.9 0 33.0 -62.6 100 46 575.9 575.9 319.5 575.9 0.00 22 27 24292 -60.9 -93.9 1 33.0 -61.8 101 45 596.3 596.3 320.5 596.3 0.00 23 26 24527 -59.9 -93.9 0 34.0 -61.0 102 45 605.6 605.6 320.9 605.6 0.00 24 24 25032 -54.7 -89.7 1 35.0 -56.7 103 44 634.8 634.8 322.1 634.8 0.01 25 22 25592 -51.3 -87.3 1 36.0 -54.2 104 43 660.9 660.9 323.1 660.9 0.01 26 20 26210 -51.5 -87.5 1 36.0 -54.6 105 42 678.5 678.5 323.7 678.6 0.01 27 19 26542 -52.5 -88.5 1 36.0 -55.4 685.5 685.5 324.0 685.5 0.01 28 16 27657 -50.9 -86.9 1 36.0 -54.7 725.2 725.2 325.2 725.3 0.01 29 13 29028 -44.5 -82.5 1 38.0 -51.4 791.7 791.8 327.0 792.0 0.03 30 12 29562 -46.1 -83.1 1 37.0 -52.6 804.4 804.4 327.4 804.7 0.03 31 11 30144 -44.1 -82.1 1 38.0 -51.8 831.9 832.0 328.0 832.3 0.04 TRP WND Sounding variables and indices 1000-500 mb thick: 5787.13 m Freezing level: 546.36 mb = 5235.60 m = 17176.94 ft Wetbulb zero: 684.73 mb = 3312.39 m = 10867.30 ft Precipitable water: 0.98 inches Sfc-500 mean rel hum: 24.96 % Est. max temperature: 34.16 C = 93.48 F Sfc-Lift cond lev (LCL): 984.49 mb = 218.20 m = 715.86 ft T: 23.40 C 700-500 lapse rate: 5.52 C/km ThetaE index: 27.56 C Layer 925.0- 500.0 mb Conv cond level (CCL): 713.18 mb = 2974.82 m = 9759.78 ft Mean mixing ratio: 12.82 g/kg Conv temperature: 41.42 C = 106.55 F Cap Strength: 5.77 C Lifted Index: 4.45 C Risk: None Lifted Index @300 mb: 5.68 C Lifted Index @700 mb: 4.78 C Showalter Index: 10.37 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 6.70 C K Index: 0.90 Risk: None Sweat Index: 73.40 Risk: None Energy Index: 1.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.94 J/kg Max Up Vert Vel: 5.82 m/s Conv Inhibition (B-): 33624.61 J/kg Cap Strength: 5.75 C Lift Cond Lev (LCL): 878.61 mb = 1201.64 m = 3942.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 97 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 1000 83 0 0 -0.0 -0.0 | 277 5 5.4 -0.7 1 1000 74 0 0 -0.0 -0.0 | 277 5 5.4 -0.7 2 974 305 250 2 1.9 0.7 | 270 7 7.3 -0.0 3 941 610 0 1 -0.0 -1.0 | 287 6 5.4 -1.7 4 925 758 50 3 -2.3 -1.9 | 310 4 3.1 -2.6 5 908 914 80 5 -4.9 -0.9 | 343 2 0.5 -1.6 6 877 1219 70 2 -1.9 -0.7 | 291 4 3.5 -1.4 7 850 1487 280 6 5.9 -1.0 | 279 11 11.3 -1.7 8 846 1524 280 6 5.9 -1.0 | 279 11 11.3 -1.7 9 816 1829 210 6 3.0 5.2 | 242 10 8.4 4.5 10 760 2438 330 6 3.0 -5.2 | 305 10 8.4 -5.9 11 733 2743 320 8 5.1 -6.1 | 303 13 10.6 -6.8 12 707 3048 165 3 -0.8 2.9 | 245 5 4.6 2.2 13 700 3133 185 1 0.1 1.0 | 267 6 5.5 0.3 14 681 3353 0 1 -0.0 -1.0 | 287 6 5.4 -1.7 15 656 3658 50 5 -3.8 -3.2 | 338 4 1.6 -3.9 16 609 4267 80 10 -9.8 -1.7 | 61 5 -4.4 -2.4 17 524 5486 50 11 -8.4 -7.1 | 21 8 -3.0 -7.8 18 505 5791 100 19 -18.7 3.3 | 101 14 -13.3 2.6 19 500 5870 100 23 -22.7 4.0 | 101 18 -17.2 3.3 20 449 6706 95 23 -22.9 2.0 | 94 18 -17.5 1.3 21 400 7590 30 13 -6.5 -11.3 | 5 12 -1.1 -12.0 22 398 7620 40 13 -8.4 -10.0 | 15 11 -2.9 -10.7 23 382 7925 30 13 -6.5 -11.3 | 5 12 -1.1 -12.0 24 351 8534 70 20 -18.8 -6.8 | 61 15 -13.4 -7.5 25 300 9690 95 19 -18.9 1.7 | 94 14 -13.5 1.0 26 297 9754 105 18 -17.4 4.7 | 108 13 -12.0 4.0 27 250 10970 115 28 -25.4 11.8 | 119 23 -20.0 11.1 28 250 10973 110 28 -26.3 9.6 | 113 23 -20.9 8.9 29 200 12440 125 21 -17.2 12.0 | 134 16 -11.8 11.3 30 198 12497 125 18 -14.7 10.3 | 136 13 -9.3 9.6 31 180 13106 120 26 -22.5 13.0 | 126 21 -17.1 12.3 32 171 13411 95 9 -9.0 0.8 | 91 4 -3.6 0.1 33 163 13716 215 15 8.6 12.3 | 230 18 14.0 11.6 34 150 14240 225 22 15.6 15.6 | 235 26 21.0 14.9 35 148 14326 230 21 16.1 13.5 | 239 25 21.5 12.8 36 133 14935 235 13 10.6 7.5 | 247 17 16.1 6.8 37 120 15545 275 17 16.9 -1.5 | 276 22 22.3 -2.2 38 108 16154 280 13 12.8 -2.3 | 279 18 18.2 -3.0 39 100 16580 225 5 3.5 3.5 | 252 9 8.9 2.8 40 97 16764 255 5 4.8 1.3 | 267 10 10.2 0.6 41 70 18560 45 25 -17.7 -17.7 | 34 22 -12.3 -18.4 42 50 20530 100 24 -23.6 4.2 | 101 19 -18.2 3.5 43 30 23640 100 46 -45.3 8.0 | 100 41 -39.9 7.3 44 20 26210 105 42 -40.6 10.9 | 106 37 -35.2 10.2 Wind Parameters Mean winds (0-6000m): 67.4 at 7.3 knts Storm direction: 97.4 at 5.5 knts Shear (0-3000m) pos: 1.5 neg: 1.7 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -24.0 deg Storm rel helicity (0-3000m) pos: 42.3 neg: -65.9 tot: -23.6 m^2/s^2 ave: -7.9 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 9.9 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.76 Bulk Shear: 9.60 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 ------------------------------------------------------------------------------- 500 268 1 276 7| 0.0 1.0 1.0| 3.7 -1.8 1.9 3.8 0.23| 4.8 1.1 1000 59 2 299 4| 1.8 0.5 2.3| 7.4 -2.4 5.0 5.0 0.30| 5.7 1.7 1500 10 3 306 6| 1.2 3.2 4.4| 8.6 -19.6 -11.0 -7.4 -0.11| 8.4 -0.9 2000 256 4 269 9| 0.9 2.4 3.3| 19.7 -32.6 -13.0 -6.5 -0.10| 8.6 -0.9 2500 288 4 282 10| 1.7 1.9 3.7| 40.6 -32.9 7.7 3.1 0.09| 8.5 0.7 3000 298 4 287 10| 1.5 1.7 3.2| 42.3 -65.9 -23.6 -7.9 -0.12| 9.9 -1.2 4000 343 4 306 8| 1.6 0.6 2.2| 58.6 -65.9 -7.3 -1.8 0.08| 9.1 0.7 5000 48 6 344 5| 1.5 0.4 1.8| 60.9 -70.7 -9.7 -1.9 0.06| 7.8 0.5 6000 67 7 20 4| 2.3 0.3 2.6|100.1 -75.9 24.2 4.0 0.17| 8.4 1.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20251223.00.gif