UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for U8695... Searching the city database file for: U8695 ... Date:0000Z 9 DEC 25 Station: U8695 WMO ident: 28695 ------------------------------------------------------------------------------- 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 1024 90 -25.5 -29.2 71 3.7 -25.8 20 9 246.0 246.0 245.8 246.9 0.33 1 1000 261 -27.5 -32.5 62 5.0 -27.9 50 15 245.6 245.7 245.3 246.3 0.25 2 990 334 -22.3 -27.3 64 5.0 -22.8 53 17 251.6 251.6 251.0 252.7 0.41 3 958 578 -17.9 -22.9 65 5.0 -18.6 64 23 258.4 258.5 257.2 260.1 0.63 4 927 825 -16.3 -23.3 55 7.0 -17.4 74 29 262.5 262.6 260.4 264.3 0.63 5 925 841 -16.3 -24.3 50 8.0 -17.5 75 29 262.6 262.7 260.5 264.3 0.58 6 877 1242 -16.7 -28.7 35 12.0 -18.3 78 28 266.3 266.3 262.8 267.5 0.41 7 850 1477 -17.5 -30.5 31 13.0 -19.1 80 27 267.8 267.9 263.8 268.9 0.35 8 814 1801 -17.5 -32.5 26 15.0 -19.3 79 25 271.1 271.2 266.1 272.1 0.31 9 700 2919 -22.5 -39.5 20 17.0 -24.1 75 17 277.6 277.6 270.0 278.1 0.18 10 688 3046 -23.3 -40.3 20 17.0 -24.8 79 16 278.1 278.1 270.3 278.6 0.17 11 674 3197 -22.9 -40.9 18 18.0 -24.5 85 15 280.1 280.2 271.5 280.7 0.16 12 594 4111 -30.1 -48.1 16 18.0 -31.2 116 10 282.1 282.1 272.5 282.4 0.08 13 500 5320 -37.5 -49.5 28 12.0 -38.0 160 3 287.3 287.3 275.4 287.6 0.08 14 407 6706 -47.5 -53.5 50 6.0 -47.7 215 18 291.8 291.8 277.7 292.0 0.06 15 400 6820 -48.3 -54.3 50 6.0 -48.4 220 19 292.2 292.2 277.9 292.4 0.06 16 376 7224 -51.7 -58.7 43 7.0 -51.8 223 19 292.9 292.9 278.2 293.1 0.04 17 300 8660 -60.1 -68.1 34 8.0 -60.2 235 17 300.6 300.6 281.6 300.7 0.01 18 285 8979 -61.9 -69.9 34 8.0 -62.0 220 13 302.5 302.5 282.4 302.5 0.01 19 250 9790 -61.5 -69.5 34 8.0 -61.6 240 17 314.6 314.6 287.0 314.7 0.01 20 236 10146 -60.5 -68.5 34 8.0 -60.6 249 17 321.4 321.4 289.2 321.4 0.02 21 200 11170 -60.7 -68.7 34 8.0 -60.8 275 17 336.6 336.6 293.5 336.7 0.02 22 150 12960 -62.7 -71.7 29 9.0 -62.8 280 25 362.1 362.1 299.1 362.1 0.02 23 100 15440 -65.5 -75.5 24 10.0 -65.6 285 33 401.2 401.2 305.4 401.2 0.01 24 94 15817 -65.9 -75.9 24 10.0 -66.0 285 32 407.5 407.6 306.2 407.6 0.01 25 70 17600 -67.9 -78.9 19 11.0 -68.0 285 29 439.1 439.1 309.8 439.2 0.01 26 50 19600 -70.3 -81.3 18 11.0 -70.4 275 46 477.8 477.8 313.3 477.9 0.01 27 32 22239 -72.7 -83.7 17 11.0 -72.8 271 58 536.5 536.5 317.3 536.5 0.01 28 30 22620 -71.1 -82.1 18 11.0 -71.3 270 60 550.8 550.8 318.2 550.9 0.02 29 20 25020 -71.1 -83.1 15 12.0 -71.4 265 64 618.5 618.5 321.5 618.7 0.02 30 12 28059 -69.5 -81.5 16 12.0 -70.1 721.5 721.5 325.1 721.9 0.04 31 10 29160 -64.7 -77.6 15 12.9 -65.9 260 95 778.0 778.1 326.7 779.0 0.10 32 9.7 29346 -63.9 -76.9 15 13.0 -65.3 787.9 787.9 327.0 788.9 0.11 TRP 285 8979 -61.9 -69.9 34 8.0 -62.0 220 13 302.5 302.5 282.4 302.5 0.01 WND 10 29160 -64.7 -77.6 15 12.9 -65.9 260 95 778.0 778.1 326.7 779.0 0.10 Sounding variables and indices 1000-500 mb thick: 5059.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 29.18 % Est. max temperature: -4.91 C = 23.17 F Sfc-Lift cond lev (LCL): 962.48 mb = 543.25 m = 1782.29 ft T: -18.52 C 700-500 lapse rate: 6.25 C/km ThetaE index: 0.54 C Layer 1000.0- 990.0 mb Conv cond level (CCL): 1000.00 mb = 261.00 m = 856.29 ft Mean mixing ratio: 0.49 g/kg Conv temperature: -23.65 C = -10.56 F Cap Strength: 22.97 C Lifted Index: 26.05 C Risk: None Lifted Index @300 mb: 31.93 C Lifted Index @700 mb: 20.20 C Showalter Index: 15.27 C Risk: None Total Totals Index: 27.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 7.00 C K Index: -27.50 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 4.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 73.72 J/kg Max Up Vert Vel: 12.14 m/s Conv Inhibition (B-): 57902.09 J/kg Cap Strength: 25.77 C Lift Cond Lev (LCL): 899.70 mb = 1049.80 m = 3444.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 111 at 12 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 1024 90 20 9 -3.1 -8.5 | 328 15 7.8 -12.6 1 1000 261 50 15 -11.5 -9.6 | 3 14 -0.6 -13.8 2 925 841 75 29 -28.0 -7.5 | 56 21 -17.2 -11.6 3 850 1477 80 27 -26.6 -4.7 | 61 18 -15.7 -8.8 4 700 2919 75 17 -16.4 -4.4 | 33 10 -5.6 -8.5 5 500 5320 160 3 -1.0 2.8 | 278 10 9.8 -1.3 6 400 6820 220 19 12.2 14.6 | 246 25 23.1 10.4 7 300 8660 235 17 13.9 9.8 | 257 25 24.8 5.6 8 285 8979 220 13 8.4 10.0 | 253 20 19.2 5.8 9 250 9790 240 17 14.7 8.5 | 260 26 25.6 4.4 10 200 11170 275 17 16.9 -1.5 | 281 28 27.8 -5.6 11 150 12960 280 25 24.6 -4.3 | 283 36 35.5 -8.5 12 100 15440 285 33 31.9 -8.5 | 287 45 42.7 -12.7 13 70 17600 285 29 28.0 -7.5 | 287 41 38.9 -11.6 14 50 19600 275 46 45.8 -4.0 | 278 57 56.7 -8.1 15 30 22620 270 60 60.0 -0.0 | 273 71 70.9 -4.1 16 20 25020 265 64 63.8 5.6 | 269 75 74.6 1.5 Wind Parameters Mean winds (0-6000m): 80.8 at 15.5 knts Storm direction: 110.8 at 11.6 knts Shear (0-3000m) pos: 3.5 neg: 1.2 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 68.6 deg Storm rel helicity (0-3000m) pos: 111.1 neg: -22.6 tot: 88.5 m^2/s^2 ave: 29.5 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 3.4 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 9.72 Bulk Shear: 7.59 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 54 17 10 14| 18.1 0.0 18.1| 67.2 0.0 67.2 134.4 0.96| 18.4 17.7 1000 67 22 36 16| 12.6 0.0 12.6|105.3 0.0 105.3 105.3 0.93| 13.8 12.8 1500 72 24 45 16| 7.9 0.0 7.9|110.0 -1.8 108.2 72.1 0.86| 10.1 8.7 2000 73 24 48 16| 5.9 0.9 6.8|110.0 -10.3 99.7 49.8 0.71| 8.5 6.0 2500 74 23 48 16| 4.7 1.5 6.2|110.0 -18.2 91.8 36.7 0.58| 7.5 4.3 3000 75 22 47 15| 3.5 1.2 4.8|111.1 -22.6 88.5 29.5 0.49| 7.0 3.4 4000 77 20 46 12| 2.4 0.9 3.3|112.4 -23.0 89.4 22.4 0.37| 6.5 2.4 5000 78 17 38 10| 1.4 0.7 2.1|115.8 -23.0 92.8 18.6 0.35| 6.0 2.1 6000 81 15 34 8| 1.7 0.6 2.3|117.8 -41.7 76.1 12.7 0.22| 5.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//U8695/skewt/U8695.skewt.20251209.00.gif