UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 7 DEC 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 161 -2.1 -4.0 87 1.9 -2.8 250 3 270.7 271.2 270.2 278.4 2.83 1 1000 193 -2.3 -3.4 92 1.1 -2.7 235 3 270.9 271.3 270.4 278.9 2.97 2 925 806 -7.1 -7.1 100 0.0 -7.1 135 1 272.0 272.4 270.4 278.7 2.42 3 924 814 -7.3 -7.3 100 0.0 -7.3 135 1 271.9 272.3 270.2 278.5 2.39 4 850 1463 -9.1 -9.1 100 0.0 -9.1 120 9 276.6 277.0 272.9 282.9 2.25 5 787 2056 -12.3 168 7 279.3 6 766 2263 -11.5 184 7 282.4 7 734 2590 -12.3 -14.0 87 1.7 -12.8 211 6 285.0 285.3 276.7 290.2 1.76 8 728 2653 -12.1 -12.5 97 0.4 -12.2 216 6 285.9 286.2 277.5 291.8 2.01 9 712 2823 -13.1 229 5 286.6 10 707 2876 -13.5 -18.3 67 4.8 -14.6 234 5 286.7 286.9 276.9 290.6 1.28 11 700 2952 -13.7 -16.6 79 2.9 -14.5 240 5 287.3 287.6 277.6 291.8 1.49 12 695 3006 -13.9 241 5 287.7 13 605 4044 -20.9 -20.9 100 0.0 -20.9 251 15 291.2 291.5 279.0 294.9 1.19 14 602 4081 -21.3 -23.4 83 2.1 -21.7 251 15 291.2 291.4 278.7 294.2 0.96 15 580 4354 -22.7 -29.7 53 7.0 -23.7 254 17 292.7 292.8 278.9 294.5 0.56 16 549 4755 -24.3 -32.3 48 8.0 -25.4 258 21 295.4 295.5 280.0 296.9 0.46 17 535 4943 -25.7 -32.7 52 7.0 -26.6 260 23 295.9 296.0 280.2 297.4 0.46 18 525 5079 -26.1 -27.5 88 1.4 -26.3 261 24 297.0 297.2 281.1 299.5 0.76 19 500 5430 -29.1 -29.6 95 0.5 -29.2 265 27 297.6 297.7 281.2 299.7 0.66 20 450 6177 -35.3 -36.2 91 0.9 -35.4 260 31 298.9 298.9 281.4 300.2 0.38 21 400 6990 -41.3 -43.6 78 2.3 -41.4 255 35 301.3 301.3 282.2 302.0 0.20 22 300 8880 -55.3 -60.0 56 4.7 -55.4 255 33 307.4 307.4 284.4 307.5 0.04 23 296 8965 -56.1 -60.9 55 4.8 -56.2 256 33 307.4 307.5 284.4 307.6 0.04 24 259 9801 -61.3 -66.3 51 5.0 -61.3 263 31 311.8 311.8 286.0 311.8 0.02 25 250 10020 -61.9 -66.9 51 5.0 -62.0 265 31 314.0 314.0 286.8 314.1 0.02 26 230 10533 -63.9 -69.9 44 6.0 -64.0 255 29 318.6 318.6 288.3 318.6 0.01 27 200 11390 -63.1 -69.1 44 6.0 -63.1 270 38 332.8 332.8 292.5 332.9 0.02 28 150 13180 -59.9 -68.9 30 9.0 -60.0 275 42 366.9 366.9 300.0 367.0 0.02 29 139 13657 -58.7 -67.7 30 9.0 -58.9 274 42 377.1 377.1 301.8 377.2 0.03 30 100 15710 -61.9 -75.9 14 14.0 -62.1 270 40 408.1 408.1 306.3 408.2 0.01 31 87 16573 -60.5 -78.5 8 18.0 -60.8 270 42 427.5 427.5 308.6 427.6 0.01 32 70 17910 -64.9 -92.9 1 28.0 -65.1 270 44 445.5 445.5 310.4 445.5 0.00 33 55 19368 -68.9 -95.9 1 27.0 -69.1 277 45 468.2 468.2 312.5 468.2 0.00 34 51 19821 -67.7 -94.7 1 27.0 -67.9 279 46 481.2 481.2 313.5 481.2 0.00 35 50 19940 -68.5 -95.5 1 27.0 -68.7 280 46 482.1 482.1 313.6 482.1 0.00 36 40 21265 -72.5 -98.5 1 26.0 -72.6 503.8 503.8 315.2 503.8 0.00 37 31 22766 -71.5 -97.5 1 26.0 -71.7 544.6 544.6 317.8 544.6 0.00 TRP 230 10533 -63.9 -69.9 44 6.0 -64.0 255 29 318.6 318.6 288.3 318.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5237.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.37 inches Sfc-500 mean rel hum: 81.54 % Est. max temperature: 3.51 C = 38.32 F Sfc-Lift cond lev (LCL): 974.38 mb = 397.06 m = 1302.67 ft T: -3.90 C 700-500 lapse rate: 6.21 C/km ThetaE index: 1.19 C Layer 712.0- 700.0 mb Conv cond level (CCL): 945.51 mb = 633.58 m = 2078.65 ft Mean mixing ratio: 2.63 g/kg Conv temperature: -1.12 C = 29.99 F Cap Strength: 15.66 C Lifted Index: 15.76 C Risk: None Lifted Index @300 mb: 20.27 C Lifted Index @700 mb: 9.83 C Showalter Index: 12.54 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 20.00 C K Index: 8.00 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.50 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.10 J/kg Max Up Vert Vel: 3.77 m/s Conv Inhibition (B-): 0.05 J/kg Cap Strength: 15.71 C Lift Cond Lev (LCL): 946.30 mb = 627.03 m = 2057.16 ft Lev Free Conv (LFC): 931.30 mb = 752.67 m = 2469.35 ft Equ Level (EL): 911.30 mb = 922.00 m = 3024.90 ft B at Equ Level: 6.28 J/kg Max Parcel Lev (MPL): 881.30 mb = 1182.08 m = 3878.16 ft Wind level data Storm motion: 284 at 10 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 161 250 3 2.8 1.0 | 117 7 -6.5 3.3 1 1000 193 235 3 2.5 1.7 | 120 8 -6.9 4.0 2 925 806 135 1 -0.7 0.7 | 106 10 -10.0 3.0 3 850 1463 120 9 -7.8 4.5 | 112 18 -17.1 6.8 4 700 2952 240 5 4.3 2.5 | 134 7 -5.0 4.8 5 500 5430 265 27 26.9 2.4 | 255 18 17.6 4.6 6 400 6990 255 35 33.8 9.1 | 245 27 24.5 11.3 7 300 8880 255 33 31.9 8.5 | 244 25 22.6 10.8 8 250 10020 265 31 30.9 2.7 | 257 22 21.6 5.0 9 230 10533 255 29 28.0 7.5 | 242 21 18.7 9.8 10 200 11390 270 38 38.0 -0.0 | 265 29 28.7 2.3 11 150 13180 275 42 41.8 -3.7 | 272 33 32.5 -1.4 12 100 15710 270 40 40.0 -0.0 | 266 31 30.7 2.3 13 70 17910 270 44 44.0 -0.0 | 266 35 34.7 2.3 14 50 19940 280 46 45.3 -8.0 | 279 36 36.0 -5.7 Wind Parameters Mean winds (0-6000m): 253.6 at 12.8 knts Storm direction: 283.6 at 9.6 knts Shear (0-3000m) pos: 1.8 neg: 1.3 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 32.4 deg Storm rel helicity (0-3000m) pos: 38.9 neg: -8.0 tot: 30.9 m^2/s^2 ave: 10.3 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.44 Bulk Shear: 16.31 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 ------------------------------------------------------------------------------- 500 215 2 117 9| 0.0 3.5 3.5| 0.9 -4.4 -3.5 -7.0 -0.31| 4.2 -1.3 1000 170 2 116 11| 0.0 3.8 3.8| 3.9 -5.8 -1.8 -1.8 -0.09| 4.5 -0.4 1500 135 4 113 13| 1.1 2.5 3.7| 14.8 -6.6 8.3 5.5 0.09| 5.2 0.5 2000 142 5 117 14| 1.4 1.9 3.3| 31.9 -6.6 25.3 12.7 0.26| 5.3 1.4 2500 149 5 120 14| 1.6 1.5 3.1| 35.9 -6.6 29.3 11.7 0.26| 5.2 1.4 3000 155 5 122 14| 1.8 1.3 3.0| 38.9 -8.0 30.9 10.3 0.26| 5.1 1.3 4000 208 7 144 10| 2.5 1.0 3.4| 54.4 -8.0 46.4 11.6 0.42| 5.0 2.1 5000 243 10 174 7| 2.9 0.8 3.7| 75.6 -8.0 67.6 13.5 0.47| 5.0 2.3 6000 254 13 207 7| 2.8 0.5 3.3| 82.8 -16.8 66.0 11.0 0.41| 4.7 1.9 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251207.12.gif