UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for U2008... Searching the city database file for: U2008 ... Date:0000Z 12 DEC 25 Station: U2008 WMO ident: 22008 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 106 20 9 SFC 998 122 -4.9 -7.7 81 2.8 -5.8 20 9 268.4 268.8 267.5 274.2 2.14 2 935 631 -8.3 -12.4 72 4.1 -9.4 33 24 270.0 270.2 267.6 274.4 1.57 3 925 714 -9.3 -13.4 72 4.1 -10.4 35 27 269.8 270.0 267.3 273.9 1.47 4 850 1361 -14.5 -18.7 70 4.2 -15.3 40 25 271.0 271.1 267.3 273.9 1.03 5 700 2798 -26.5 -29.6 75 3.1 -26.8 25 27 273.1 273.2 267.7 274.5 0.47 6 684 2964 -27.9 -30.9 75 3.0 -28.2 25 28 273.4 273.5 267.8 274.7 0.42 7 642 3415 -31.7 -35.6 68 3.9 -32.0 25 30 274.1 274.1 268.0 275.0 0.29 8 625 3604 -32.3 -36.7 65 4.4 -32.6 25 31 275.5 275.5 268.8 276.3 0.26 9 561 4355 -37.9 -44.9 48 7.0 -38.2 25 34 277.5 277.6 269.9 277.9 0.12 10 500 5140 -42.1 -50.1 41 8.0 -42.4 25 38 281.7 281.7 272.3 282.0 0.08 11 429 6162 -48.3 -57.3 35 9.0 -48.5 25 36 286.4 286.4 274.9 286.6 0.04 12 400 6620 -50.5 -59.5 34 9.0 -50.7 25 35 289.4 289.4 276.4 289.5 0.03 13 383 6903 -51.9 -59.9 38 8.0 -52.0 19 35 291.1 291.1 277.3 291.2 0.03 14 333 7807 -54.1 -63.1 32 9.0 -54.2 360 33 300.0 300.0 281.4 300.1 0.02 15 300 8480 -52.3 -61.3 33 9.0 -52.5 355 35 311.6 311.6 285.9 311.8 0.03 16 254 9566 -49.5 -59.5 30 10.0 -49.8 350 36 331.0 331.0 292.0 331.2 0.05 17 250 9670 -50.1 -60.1 30 10.0 -50.4 350 36 331.6 331.6 292.2 331.8 0.05 18 200 11120 -52.9 -64.9 22 12.0 -53.2 340 42 349.0 349.0 296.4 349.1 0.03 19 150 12960 -55.7 -69.7 16 14.0 -56.0 335 46 374.1 374.1 301.3 374.2 0.02 20 111 14867 -57.7 -72.7 13 15.0 -58.0 331 46 404.0 404.0 305.7 404.1 0.02 21 100 15520 -60.7 -75.7 12 15.0 -60.9 330 46 410.4 410.4 306.6 410.5 0.01 22 90 16174 -63.3 -78.3 11 15.0 -63.5 329 48 417.8 417.8 307.4 417.9 0.01 23 71 17633 -64.1 -79.1 11 15.0 -64.3 325 54 445.4 445.4 310.4 445.5 0.01 24 70 17720 -64.9 -79.9 11 15.0 -65.1 325 54 445.5 445.5 310.4 445.6 0.01 25 50 19740 -70.1 -85.1 9 15.0 -70.2 325 56 478.3 478.3 313.3 478.3 0.01 26 45 20364 -71.7 -86.7 9 15.0 -71.8 324 59 489.0 489.0 314.1 489.1 0.00 27 30 22740 -74.3 -89.3 8 15.0 -74.5 320 69 542.1 542.1 317.6 542.1 0.00 TRP 333 7807 -54.1 -63.1 32 9.0 -54.2 360 33 300.0 300.0 281.4 300.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5034.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 65.41 % Est. max temperature: -2.32 C = 27.83 F Sfc-Lift cond lev (LCL): 954.68 mb = 468.13 m = 1535.84 ft T: -7.21 C 700-500 lapse rate: 6.66 C/km ThetaE index: 0.48 C Layer 925.0- 700.0 mb Conv cond level (CCL): 881.35 mb = 1083.89 m = 3556.03 ft Mean mixing ratio: 1.69 g/kg Conv temperature: -2.83 C = 26.90 F Cap Strength: 3.36 C Lifted Index: 6.45 C Risk: None Lifted Index @300 mb: 26.55 C Lifted Index @700 mb: 0.67 C Showalter Index: 6.69 C Risk: None Total Totals Index: 51.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 23.40 C K Index: 5.80 Risk: None Sweat Index: 128.00 Risk: None Energy Index: 1.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.68 J/kg Max Up Vert Vel: 3.37 m/s Conv Inhibition (B-): 40516.70 J/kg Cap Strength: 6.20 C Lift Cond Lev (LCL): 894.63 mb = 969.46 m = 3180.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 58 at 22 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 ---------------------------------------------------------- 0 998 122 20 9 -3.1 -8.5 | 258 16 15.8 3.4 1 925 714 35 27 -15.5 -22.1 | 341 11 3.4 -10.2 2 850 1361 40 25 -16.1 -19.2 | 339 8 2.8 -7.3 3 700 2798 25 27 -11.4 -24.5 | 329 15 7.5 -12.6 4 500 5140 25 38 -16.1 -34.4 | 353 23 2.9 -22.6 5 400 6620 25 35 -14.8 -31.7 | 348 20 4.1 -19.9 6 333 7807 360 33 -0.0 -33.0 | 318 28 18.9 -21.1 7 300 8480 355 35 3.1 -34.9 | 316 32 22.0 -23.0 8 250 9670 350 36 6.3 -35.5 | 313 34 25.2 -23.6 9 200 11120 340 42 14.4 -39.5 | 310 43 33.3 -27.6 10 150 12960 335 46 19.4 -41.7 | 308 49 38.4 -29.8 11 100 15520 330 46 23.0 -39.8 | 304 50 41.9 -28.0 12 70 17720 325 54 31.0 -44.2 | 303 59 49.9 -32.4 13 50 19740 325 56 32.1 -45.9 | 304 61 51.0 -34.0 14 30 22740 320 69 44.4 -52.9 | 303 75 63.3 -41.0 Wind Parameters Mean winds (0-6000m): 27.9 at 29.8 knts Storm direction: 57.9 at 22.3 knts Shear (0-3000m) pos: 3.0 neg: 1.2 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 76.0 deg Storm rel helicity (0-3000m) pos: 58.0 neg: -6.3 tot: 51.7 m^2/s^2 ave: 17.2 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.24 Bulk Shear: 23.29 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 30 17 283 11| 16.0 0.0 16.0| 45.3 0.0 45.3 90.7 0.90| 16.2 14.6 1000 34 21 310 9| 9.0 0.0 9.0| 53.5 -0.6 52.9 52.9 0.82| 10.6 8.7 1500 36 23 319 9| 6.0 0.2 6.2| 53.5 -1.7 51.8 34.5 0.73| 7.8 5.6 2000 35 23 324 9| 4.5 0.7 5.2| 53.5 -3.3 50.2 25.1 0.63| 6.4 4.1 2500 34 24 326 10| 3.6 1.1 4.7| 53.5 -5.6 47.9 19.1 0.55| 5.7 3.1 3000 32 25 327 11| 3.0 1.2 4.2| 58.0 -6.3 51.7 17.2 0.54| 5.1 2.8 4000 30 26 332 12| 2.2 1.3 3.5| 73.1 -6.3 66.8 16.7 0.56| 4.5 2.5 5000 29 28 337 14| 1.8 1.5 3.2| 88.1 -6.3 81.8 16.4 0.56| 4.0 2.3 6000 28 30 341 15| 1.5 1.1 2.6| 88.1 -12.4 75.7 12.6 0.51| 3.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//U2008/skewt/U2008.skewt.20251212.00.gif