UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123112.upa.cvt Date: 1200Z 31 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:1200Z 31 DEC 25 Station: U6708 WMO ident: 26708 ------------------------------------------------------------------------------- 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 1008 12 -2.5 -6.5 74 4.0 -3.8 0 0 270.0 270.4 268.9 276.4 2.33 1 1000 75 -4.1 -10.1 63 6.0 -5.8 0 0 269.0 269.3 267.3 273.9 1.77 2 925 684 -8.3 -20.3 37 12.0 -10.8 55 1 270.8 271.0 266.8 273.2 0.82 3 898 913 -9.9 -28.9 20 19.0 -13.0 44 4 271.5 271.5 266.4 272.6 0.39 4 850 1335 -12.5 -23.5 39 11.0 -14.5 25 9 273.1 273.2 268.0 275.0 0.68 5 788 1908 -16.9 -23.9 55 7.0 -18.1 9 14 274.3 274.4 268.9 276.4 0.70 6 700 2784 -24.1 -29.0 64 4.9 -24.7 345 23 275.8 275.9 269.5 277.3 0.50 7 660 3209 -26.7 -30.7 69 4.0 -27.2 345 27 277.5 277.6 270.5 278.9 0.45 8 640 3430 -28.7 -32.8 68 4.1 -29.1 345 30 277.7 277.8 270.5 278.9 0.38 9 546 4539 -39.3 -44.3 59 5.0 -39.5 345 41 278.0 278.1 270.2 278.5 0.14 10 510 5005 -39.3 -44.3 59 5.0 -39.5 345 47 283.5 283.5 273.5 284.0 0.15 11 500 5140 -40.1 -46.1 53 6.0 -40.4 345 48 284.1 284.2 273.8 284.6 0.12 12 478 5447 -40.9 -47.9 47 7.0 -41.2 348 59 286.8 286.9 275.2 287.2 0.10 13 465 5635 -39.9 -46.9 47 7.0 -40.2 350 66 290.4 290.4 277.0 290.8 0.12 14 430 6170 -40.7 -49.7 37 9.0 -41.1 355 86 295.9 295.9 279.7 296.2 0.10 15 400 6660 -43.5 -53.5 32 10.0 -43.8 360 104 298.5 298.5 280.8 298.7 0.07 16 349 7566 -48.9 -59.9 27 11.0 -49.1 360 118 303.0 303.0 282.7 303.2 0.03 17 318 8170 -54.4 -65.4 25 11.0 -54.6 360 128 303.5 303.5 282.8 303.6 0.02 18 302 8498 -57.5 -68.5 23 11.0 -57.6 360 123 303.7 303.7 282.9 303.8 0.01 19 300 8540 -57.7 -68.7 23 11.0 -57.8 360 122 304.0 304.0 283.0 304.1 0.01 20 277 9039 -59.7 -70.7 23 11.0 -59.8 360 108 308.1 308.1 284.7 308.2 0.01 21 267 9268 -59.9 -70.9 22 11.0 -60.0 360 103 311.1 311.1 285.7 311.1 0.01 22 257 9507 -57.5 -68.5 23 11.0 -57.6 360 99 318.1 318.1 288.1 318.1 0.01 23 250 9680 -58.5 -69.5 23 11.0 -58.6 360 95 319.1 319.1 288.5 319.1 0.01 24 243 9858 -59.1 -70.1 23 11.0 -59.2 359 91 320.8 320.8 289.0 320.8 0.01 25 210 10773 -59.3 -70.3 23 11.0 -59.4 356 71 334.2 334.2 292.9 334.2 0.01 26 203 10986 -57.9 -68.9 23 11.0 -58.0 355 66 339.6 339.6 294.3 339.7 0.02 27 200 11080 -58.1 -69.1 23 11.0 -58.2 355 64 340.8 340.8 294.5 340.8 0.02 28 175 11923 -57.7 -69.7 20 12.0 -57.9 348 55 354.7 354.7 297.7 354.8 0.02 29 150 12890 -61.1 -73.1 19 12.0 -61.3 340 44 364.8 364.8 299.7 364.9 0.01 30 146 13057 -62.1 -74.1 19 12.0 -62.2 339 44 365.9 365.9 299.8 366.0 0.01 31 116 14481 -60.5 -73.5 17 13.0 -60.7 327 44 393.8 393.8 304.3 393.8 0.02 32 100 15400 -62.5 -74.5 18 12.0 -62.7 320 44 407.0 407.0 306.2 407.0 0.02 33 91 15981 -64.1 -76.1 18 12.0 -64.3 313 48 414.9 414.9 307.1 415.0 0.01 34 84 16474 -62.7 -74.7 18 12.0 -62.9 308 51 427.4 427.4 308.6 427.5 0.02 35 78 16927 -66.7 -78.7 17 12.0 -66.8 303 54 428.2 428.2 308.6 428.3 0.01 36 73 17327 -68.3 -80.3 16 12.0 -68.4 298 56 433.0 433.0 309.1 433.1 0.01 37 70 17580 -66.3 -79.3 15 13.0 -66.5 295 58 442.5 442.5 310.1 442.6 0.01 38 66 17936 -65.5 -78.5 15 13.0 -65.7 293 58 451.8 451.8 311.0 451.9 0.01 39 53 19253 -69.7 -82.7 13 13.0 -69.8 287 60 471.3 471.3 312.7 471.4 0.01 40 50 19600 -69.3 -82.3 13 13.0 -69.5 285 60 480.2 480.2 313.5 480.2 0.01 41 46 20100 -66.3 -79.3 15 13.0 -66.5 283 60 499.0 499.0 314.9 499.1 0.02 42 34 21917 -68.3 -81.3 14 13.0 -68.5 274 62 538.8 538.8 317.5 538.9 0.02 43 30 22660 -71.9 -83.9 15 12.0 -72.1 270 62 548.6 548.6 318.0 548.7 0.01 44 25 23726 -75.3 -87.3 14 12.0 -75.4 568.2 568.2 319.0 568.3 0.01 TRP 277 9039 -59.7 -70.7 23 11.0 -59.8 360 108 308.1 308.1 284.7 308.2 0.01 WND 318 8170 -54.4 -65.4 25 11.0 -54.6 360 128 303.5 303.5 282.8 303.6 0.02 Sounding variables and indices 1000-500 mb thick: 5065.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 55.17 % Est. max temperature: 0.26 C = 32.46 F Sfc-Lift cond lev (LCL): 946.52 mb = 504.32 m = 1654.59 ft T: -7.06 C 700-500 lapse rate: 6.79 C/km ThetaE index: 3.72 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 780.61 mb = 1977.77 m = 6488.68 ft Mean mixing ratio: 1.24 g/kg Conv temperature: 1.93 C = 35.47 F Cap Strength: 8.43 C Lifted Index: 8.92 C Risk: None Lifted Index @300 mb: 21.56 C Lifted Index @700 mb: 3.48 C Showalter Index: 7.75 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 16.60 C K Index: -0.80 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 1.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.11 J/kg Max Up Vert Vel: 3.20 m/s Conv Inhibition (B-): 40444.80 J/kg Cap Strength: 8.68 C Lift Cond Lev (LCL): 834.31 mb = 1475.95 m = 4842.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 19 at 21 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 1008 12 0 0 -0.0 -0.0 | 199 21 6.9 20.1 1 1000 75 0 0 -0.0 -0.0 | 199 21 6.9 20.1 2 925 684 55 1 -0.8 -0.6 | 197 20 6.1 19.5 3 850 1335 25 9 -3.8 -8.2 | 195 12 3.1 11.9 4 700 2784 345 23 6.0 -22.2 | 279 13 12.9 -2.1 5 500 5140 345 48 12.4 -46.4 | 324 33 19.4 -26.3 6 400 6660 360 104 -0.0 -104.0 | 355 84 6.9 -83.9 7 318 8170 360 128 -0.0 -128.0 | 356 108 6.9 -107.9 8 300 8540 360 122 -0.0 -122.0 | 356 102 6.9 -101.9 9 277 9039 360 108 -0.0 -108.0 | 355 88 6.9 -87.9 10 250 9680 360 95 -0.0 -95.0 | 355 75 6.9 -74.9 11 200 11080 355 64 5.6 -63.8 | 344 45 12.5 -43.7 12 150 12890 340 44 15.0 -41.3 | 314 31 22.0 -21.3 13 100 15400 320 44 28.3 -33.7 | 291 38 35.2 -13.6 14 70 17580 295 58 52.6 -24.5 | 274 60 59.5 -4.4 15 50 19600 285 60 58.0 -15.5 | 266 65 64.9 4.6 16 30 22660 270 62 62.0 -0.0 | 254 72 68.9 20.1 Wind Parameters Mean winds (0-6000m): 349.0 at 28.3 knts Storm direction: 19.0 at 21.3 knts Shear (0-3000m) pos: 0.9 neg: 3.9 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 89.3 deg Storm rel helicity (0-3000m) pos: 36.9 neg: -11.3 tot: 25.6 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 104.75 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 39 0 199 21| 0.7 0.0 0.7| 0.1 -1.5 -1.4 -2.8 -0.33| 0.8 -0.3 1000 45 1 197 20| 2.6 0.0 2.6| 0.1 -10.8 -10.7 -10.7 -0.40| 2.7 -1.1 1500 28 4 197 18| 1.7 2.1 3.9| 3.9 -11.3 -7.4 -4.9 -0.09| 3.9 -0.4 2000 18 6 199 15| 1.3 3.0 4.3| 13.2 -11.3 1.9 1.0 0.19| 4.4 0.8 2500 7 8 207 13| 1.0 3.6 4.6| 24.5 -11.3 13.2 5.3 0.37| 4.9 1.8 3000 358 11 218 12| 0.9 3.9 4.8| 36.9 -11.3 25.6 8.5 0.42| 5.1 2.2 4000 351 16 245 10| 0.6 4.3 4.9| 70.3 -11.3 59.0 14.8 0.49| 5.2 2.6 5000 349 21 274 11| 0.5 4.5 5.0|103.7 -11.3 92.4 18.5 0.48| 5.3 2.5 6000 349 28 302 15| 3.3 3.8 7.1|316.6 -11.3 305.4 50.9 0.49| 7.4 3.6 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251231.12.gif