UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:0000Z 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 1007 12 -2.1 -3.3 91 1.2 -2.6 355 9 270.5 271.0 270.2 278.5 2.97 1 1000 67 -1.9 -4.1 85 2.2 -2.7 355 13 271.2 271.7 270.5 278.9 2.82 2 979 236 -2.9 -5.0 85 2.1 -3.6 359 18 271.9 272.3 270.7 279.2 2.69 3 925 682 -6.9 -9.2 84 2.3 -7.6 10 31 272.3 272.6 269.9 277.9 2.06 4 850 1335 -12.1 -14.7 81 2.6 -12.8 360 38 273.5 273.7 269.6 277.5 1.44 5 775 2033 -18.5 -21.4 78 2.9 -19.0 353 37 273.9 274.1 269.0 276.5 0.89 6 700 2784 -23.9 -27.1 75 3.2 -24.3 345 35 276.0 276.1 269.8 277.8 0.59 7 500 5140 -42.1 -45.2 72 3.1 -42.2 335 36 281.7 281.7 272.4 282.2 0.14 8 449 5862 -48.3 -51.7 68 3.4 -48.4 342 36 282.7 282.7 272.9 283.0 0.07 9 400 6620 -51.9 -55.1 68 3.2 -52.0 350 36 287.5 287.5 275.5 287.7 0.05 10 358 7332 -55.3 -58.8 65 3.5 -55.4 350 40 292.2 292.3 277.9 292.4 0.04 11 328 7889 -55.3 -58.9 64 3.6 -55.4 350 45 299.7 299.7 281.3 299.8 0.04 12 318 8087 -53.7 -57.4 64 3.7 -53.8 350 47 304.5 304.5 283.3 304.7 0.05 13 300 8460 -55.1 -58.7 64 3.6 -55.2 350 50 307.7 307.7 284.5 307.9 0.05 14 285 8786 -55.5 -59.1 64 3.6 -55.6 350 51 311.7 311.7 286.0 311.8 0.05 15 256 9469 -54.3 -58.1 63 3.8 -54.4 350 52 323.1 323.2 289.8 323.4 0.06 16 250 9620 -54.7 -58.5 63 3.8 -54.8 350 52 324.7 324.8 290.3 325.0 0.06 17 200 11040 -56.3 -59.8 65 3.5 -56.4 350 48 343.6 343.6 295.3 343.9 0.06 18 194 11233 -56.5 -60.0 65 3.5 -56.6 348 48 346.3 346.3 295.8 346.6 0.06 19 180 11711 -54.5 -58.4 62 3.9 -54.6 345 49 357.1 357.1 298.2 357.4 0.08 20 168 12151 -56.7 -60.3 64 3.6 -56.8 341 49 360.5 360.5 298.8 360.8 0.07 21 150 12870 -56.3 -59.9 64 3.6 -56.4 335 50 373.1 373.1 301.2 373.4 0.08 22 143 13174 -55.7 -59.5 62 3.8 -55.8 334 50 379.3 379.3 302.2 379.7 0.09 23 116 14493 -60.1 -64.0 60 3.9 -60.2 329 53 394.5 394.5 304.5 394.8 0.06 24 111 14768 -59.5 -63.5 60 4.0 -59.6 328 53 400.6 400.6 305.3 401.0 0.07 25 108 14939 -61.1 -64.8 61 3.7 -61.2 327 53 400.8 400.8 305.3 401.0 0.06 26 103 15235 -59.1 -63.2 59 4.1 -59.2 326 54 410.1 410.1 306.6 410.4 0.08 27 100 15420 -59.9 -63.9 59 4.0 -60.0 325 54 412.0 412.0 306.8 412.4 0.07 28 96 15675 -60.1 -64.0 60 3.9 -60.2 322 54 416.4 416.5 307.3 416.8 0.07 29 90 16079 -59.5 -63.5 60 4.0 -59.6 316 53 425.4 425.4 308.4 425.8 0.08 30 76 17121 -66.3 -70.0 60 3.7 -66.4 302 51 432.3 432.3 309.1 432.5 0.04 31 70 17620 -66.3 -70.0 60 3.7 -66.4 295 50 442.5 442.6 310.1 442.8 0.04 32 68 17795 -66.1 -69.9 59 3.8 -66.2 295 52 446.7 446.7 310.6 446.9 0.05 33 62 18349 -68.7 -72.7 56 4.0 -68.8 297 59 452.9 452.9 311.1 453.0 0.03 34 61 18446 -68.9 -72.9 56 4.0 -68.9 297 60 454.5 454.5 311.3 454.7 0.03 35 51 19521 -66.1 -69.9 59 3.8 -66.2 300 74 485.0 485.0 313.9 485.3 0.06 36 50 19640 -67.3 -71.2 58 3.9 -67.4 300 75 484.9 484.9 313.8 485.2 0.05 37 33 22114 -72.5 -76.5 55 4.0 -72.6 532.3 532.3 317.1 532.5 0.04 TRP 358 7332 -55.3 -58.8 65 3.5 -55.4 350 40 292.2 292.3 277.9 292.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5073.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 77.02 % Est. max temperature: 0.75 C = 33.35 F Sfc-Lift cond lev (LCL): 988.06 mb = 162.43 m = 532.90 ft T: -2.47 C 700-500 lapse rate: 7.72 C/km ThetaE index: 2.73 C Layer 925.0- 700.0 mb Conv cond level (CCL): 919.58 mb = 727.39 m = 2386.41 ft Mean mixing ratio: 2.41 g/kg Conv temperature: -0.26 C = 31.52 F Cap Strength: 0.29 C Lifted Index: 2.94 C Risk: None Lifted Index @300 mb: 20.64 C Lifted Index @700 mb: -0.13 C Showalter Index: 3.76 C Risk: None Total Totals Index: 57.40 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.00 C Cross Totals Index: 27.40 C K Index: 12.10 Risk: None Sweat Index: 280.00 Risk: None Energy Index: 0.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.03 J/kg Max Up Vert Vel: 8.61 m/s Conv Inhibition (B-): 4.45 J/kg Cap Strength: 2.86 C Lift Cond Lev (LCL): 925.02 mb = 681.87 m = 2237.07 ft Lev Free Conv (LFC): 860.02 mb = 1244.54 m = 4083.08 ft Equ Level (EL): 680.02 mb = 2986.81 m = 9799.13 ft B at Equ Level: 36.68 J/kg Max Parcel Lev (MPL): 580.02 mb = 4100.56 m = 13453.13 ft Wind level data Storm motion: 17 at 26 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 1007 12 355 9 0.8 -9.0 | 208 18 8.4 15.6 1 1000 67 355 13 1.1 -13.0 | 217 14 8.7 11.6 2 925 682 10 31 -5.4 -30.5 | 340 6 2.2 -6.0 3 850 1335 360 38 -0.0 -38.0 | 331 15 7.6 -13.5 4 700 2784 345 35 9.1 -33.8 | 299 19 16.6 -9.3 5 500 5140 335 36 15.2 -32.6 | 290 24 22.8 -8.1 6 400 6620 350 36 6.3 -35.5 | 308 18 13.8 -10.9 7 358 7332 350 40 6.9 -39.4 | 316 21 14.5 -14.9 8 300 8460 350 50 8.7 -49.2 | 327 30 16.3 -24.7 9 250 9620 350 52 9.0 -51.2 | 328 31 16.6 -26.7 10 200 11040 350 48 8.3 -47.3 | 325 28 15.9 -22.7 11 150 12870 335 50 21.1 -45.3 | 306 35 28.7 -20.8 12 100 15420 325 54 31.0 -44.2 | 297 43 38.5 -19.7 13 70 17620 295 50 45.3 -21.1 | 266 53 52.9 3.4 14 50 19640 300 75 65.0 -37.5 | 280 74 72.5 -13.0 Wind Parameters Mean winds (0-6000m): 347.2 at 34.2 knts Storm direction: 17.2 at 25.7 knts Shear (0-3000m) pos: 3.0 neg: 2.5 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 89.9 deg Storm rel helicity (0-3000m) pos: 38.2 neg: -48.8 tot: -10.5 m^2/s^2 ave: -3.5 10^-3 m/s^2 rel: 0.13 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.98 Bulk Shear: 37.89 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 2 19 230 9| 17.8 0.0 17.8| 31.0 0.0 31.0 61.9 0.67| 18.1 12.2 1000 6 25 273 5| 8.9 4.4 13.3| 38.2 -1.6 36.7 36.7 0.60| 14.1 8.4 1500 4 29 308 7| 5.9 4.2 10.2| 38.2 -10.1 28.1 18.7 0.43| 11.4 4.9 2000 1 31 313 9| 4.4 3.3 7.7| 38.2 -24.5 13.8 6.9 0.29| 9.5 2.8 2500 359 32 313 11| 3.6 2.8 6.3| 38.2 -39.0 -0.8 -0.3 0.19| 8.3 1.6 3000 357 33 310 12| 3.0 2.5 5.5| 38.2 -48.8 -10.5 -3.5 0.13| 7.3 1.0 4000 353 33 306 15| 2.2 2.1 4.4| 38.2 -57.1 -18.8 -4.7 0.09| 5.8 0.5 5000 349 34 302 16| 1.8 1.9 3.7| 38.2 -66.4 -28.1 -5.6 0.06| 4.9 0.3 6000 347 34 300 18| 1.8 1.6 3.4| 61.0 -67.4 -6.3 -1.1 0.12| 4.6 0.5 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251231.00.gif