UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122912.upa.cvt Date: 1200Z 29 DEC 25 Searching for U6708... Searching the city database file for: U6708 ... Date:1200Z 29 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 1004 11 5.4 -1.6 61 7.0 2.5 315 13 278.2 278.8 275.4 287.6 3.38 1 1000 44 5.2 -2.8 56 8.0 2.0 315 15 278.4 278.9 275.1 287.0 3.11 2 925 672 -1.5 -7.5 64 6.0 -3.6 330 29 277.8 278.2 273.6 284.4 2.35 3 894 942 -4.3 -9.3 68 5.0 -5.9 330 29 277.6 278.0 273.2 283.6 2.11 4 850 1337 -7.5 -14.5 57 7.0 -9.4 330 29 278.3 278.5 272.6 282.5 1.46 5 764 2156 -14.3 -20.3 60 6.0 -15.6 322 39 279.6 279.7 272.6 282.5 1.00 6 760 2196 -14.5 -20.5 60 6.0 -15.7 321 40 279.8 279.9 272.7 282.7 0.98 7 714 2668 -15.5 -29.5 29 14.0 -17.7 317 46 283.7 283.8 274.1 285.2 0.46 8 712 2689 -15.9 -30.9 26 15.0 -18.1 316 46 283.5 283.6 273.9 284.8 0.41 9 700 2817 -16.3 -33.3 22 17.0 -18.7 315 48 284.4 284.5 274.3 285.5 0.33 10 612 3816 -22.7 -38.7 22 16.0 -24.4 313 60 288.2 288.2 276.1 288.9 0.22 11 544 4674 -25.9 -43.9 17 18.0 -27.5 311 71 294.3 294.3 279.0 294.8 0.14 12 500 5280 -30.3 -44.3 24 14.0 -31.4 310 79 296.1 296.1 279.8 296.6 0.15 13 424 6424 -39.9 -53.9 21 14.0 -40.4 310 91 298.1 298.1 280.6 298.3 0.06 14 400 6820 -40.7 -54.7 21 14.0 -41.2 310 95 302.1 302.1 282.3 302.3 0.06 15 391 6975 -40.9 -54.9 21 14.0 -41.4 310 98 303.8 303.8 283.0 304.0 0.06 16 347 7774 -47.3 -61.3 19 14.0 -47.6 310 111 305.7 305.7 283.7 305.8 0.03 17 344 7831 -46.7 -60.7 19 14.0 -47.0 310 112 307.3 307.3 284.3 307.4 0.03 18 329 8124 -50.7 -64.7 17 14.0 -51.0 310 117 305.7 305.7 283.7 305.8 0.02 19 319 8324 -51.7 -65.7 17 14.0 -51.9 310 120 307.0 307.0 284.2 307.1 0.02 20 300 8720 -53.7 -67.7 16 14.0 -53.9 310 118 309.7 309.7 285.2 309.7 0.01 21 296 8807 -53.7 -67.7 16 14.0 -53.9 310 118 310.8 310.8 285.7 310.9 0.01 22 284 9073 -55.7 -69.7 16 14.0 -55.9 310 117 311.7 311.7 285.9 311.7 0.01 23 270 9394 -58.9 -72.9 15 14.0 -59.0 310 116 311.6 311.6 285.9 311.6 0.01 24 261 9608 -57.7 -71.7 15 14.0 -57.8 310 115 316.4 316.4 287.6 316.4 0.01 25 250 9880 -59.9 -73.9 14 14.0 -60.0 310 114 317.0 317.0 287.8 317.0 0.01 26 240 10133 -60.9 -74.9 14 14.0 -61.0 310 106 319.2 319.2 288.5 319.3 0.01 27 220 10673 -59.9 -73.9 14 14.0 -60.0 310 88 328.8 328.8 291.4 328.9 0.01 28 218 10730 -59.3 -73.3 15 14.0 -59.5 310 86 330.6 330.6 291.9 330.6 0.01 29 200 11270 -56.9 -71.9 13 15.0 -57.1 310 68 342.7 342.7 295.0 342.7 0.01 30 197 11366 -56.5 -71.5 13 15.0 -56.7 310 68 344.8 344.8 295.5 344.8 0.01 31 194 11463 -57.5 -72.5 13 15.0 -57.7 310 68 344.7 344.7 295.4 344.7 0.01 32 188 11661 -58.1 -73.1 13 15.0 -58.3 310 69 346.8 346.8 296.0 346.9 0.01 33 155 12881 -56.5 -72.5 12 16.0 -56.8 310 71 369.3 369.3 300.4 369.3 0.01 34 150 13090 -55.3 -71.3 12 16.0 -55.6 310 71 374.8 374.8 301.4 374.9 0.02 35 137 13671 -53.1 -70.1 11 17.0 -53.5 388.5 388.5 303.6 388.6 0.02 TRP WND 319 8324 -51.7 -65.7 17 14.0 -51.9 310 120 307.0 307.0 284.2 307.1 0.02 Sounding variables and indices 1000-500 mb thick: 5236.00 m Freezing level: 941.79 mb = 531.40 m = 1743.43 ft Wetbulb zero: 973.40 mb = 261.17 m = 856.83 ft Precipitable water: 0.23 inches Sfc-500 mean rel hum: 38.87 % Est. max temperature: 5.39 C = 41.71 F Sfc-Lift cond lev (LCL): 901.33 mb = 877.25 m = 2878.10 ft T: -3.63 C 700-500 lapse rate: 5.68 C/km ThetaE index: 5.12 C Layer 1000.0- 764.0 mb Conv cond level (CCL): 857.22 mb = 1270.79 m = 4169.21 ft Mean mixing ratio: 2.65 g/kg Conv temperature: 5.35 C = 41.63 F Cap Strength: 8.47 C Lifted Index: 9.41 C Risk: None Lifted Index @300 mb: 17.24 C Lifted Index @700 mb: 2.43 C Showalter Index: 11.63 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 15.80 C K Index: -8.70 Risk: None Sweat Index: 137.00 Risk: None Energy Index: 2.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.45 J/kg Max Up Vert Vel: 5.91 m/s Conv Inhibition (B-): 2.21 J/kg Cap Strength: 9.21 C Lift Cond Lev (LCL): 859.41 mb = 1250.80 m = 4103.62 ft Lev Free Conv (LFC): 844.41 mb = 1387.67 m = 4552.65 ft Equ Level (EL): 744.41 mb = 2352.60 m = 7718.41 ft B at Equ Level: 16.42 J/kg Max Parcel Lev (MPL): 704.41 mb = 2769.72 m = 9086.89 ft Wind level data Storm motion: 345 at 39 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 1004 11 315 13 9.2 -9.2 | 178 28 -1.1 28.3 1 1000 44 315 15 10.6 -10.6 | 181 27 0.3 26.9 2 925 672 330 29 14.5 -25.1 | 199 13 4.2 12.4 3 850 1337 330 29 14.5 -25.1 | 199 13 4.2 12.4 4 700 2817 315 48 33.9 -33.9 | 261 24 23.7 3.6 5 500 5280 310 79 60.5 -50.8 | 285 52 50.2 -13.3 6 400 6820 310 95 72.8 -61.1 | 291 67 62.5 -23.6 7 319 8324 310 120 91.9 -77.1 | 296 91 81.7 -39.6 8 300 8720 310 118 90.4 -75.8 | 296 89 80.1 -38.3 9 250 9880 310 114 87.3 -73.3 | 295 85 77.1 -35.8 10 200 11270 310 68 52.1 -43.7 | 278 42 41.8 -6.2 11 150 13090 310 71 54.4 -45.6 | 280 45 44.1 -8.1 Wind Parameters Mean winds (0-6000m): 314.7 at 51.9 knts Storm direction: 344.7 at 38.9 knts Shear (0-3000m) pos: 2.9 neg: 4.1 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 87.5 deg Storm rel helicity (0-3000m) pos: 119.1 neg: 0.0 tot: 119.1 m^2/s^2 ave: 39.7 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 137.95 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 ------------------------------------------------------------------------------- 500 322 20 185 22| 13.3 0.0 13.3| 38.0 0.0 38.0 76.1 0.47| 13.5 6.4 1000 327 24 190 18| 8.6 0.0 8.6| 43.7 0.0 43.7 43.7 0.44| 8.8 3.9 1500 328 26 193 16| 5.8 0.8 6.6| 51.7 0.0 51.7 34.5 0.51| 6.7 3.4 2000 327 28 200 15| 4.3 2.4 6.8| 75.0 0.0 75.0 37.5 0.63| 6.9 4.3 2500 325 31 211 14| 3.5 3.5 6.9| 96.7 0.0 96.7 38.7 0.64| 7.0 4.5 3000 322 33 223 15| 2.9 4.1 7.0|119.1 0.0 119.1 39.7 0.62| 7.1 4.3 4000 319 39 243 17| 2.2 4.7 6.8|173.4 0.0 173.4 43.4 0.59| 6.9 4.1 5000 317 46 258 22| 1.7 5.1 6.8|220.2 0.0 220.2 44.0 0.54| 6.9 3.7 6000 315 52 268 27| 1.4 5.2 6.6|275.6 0.0 275.6 45.9 0.52| 6.7 3.4 Wrote GIF file: /home/apache/climate/data/raob//U6708/skewt/U6708.skewt.20251229.12.gif