UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122212.upa.cvt Date: 1200Z 22 DEC 25 Searching for U8275... Searching the city database file for: U8275 ... Date:1200Z 22 DEC 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1006 53 -3.7 -6.0 84 2.3 -4.4 200 3 269.0 269.4 268.4 275.5 2.42 1 1000 100 -4.3 -8.0 75 3.7 -5.4 205 5 268.9 269.2 267.7 274.5 2.09 2 988 195 -5.1 -8.8 75 3.7 -6.2 210 7 269.0 269.3 267.6 274.4 1.99 3 935 625 -7.9 -10.5 82 2.6 -8.7 235 17 270.4 270.7 268.3 275.5 1.83 4 925 708 -7.3 -9.8 82 2.5 -8.0 240 19 271.8 272.2 269.5 277.3 1.96 5 917 776 -5.7 -8.0 84 2.3 -6.4 242 19 274.2 274.5 271.4 280.5 2.28 6 905 879 -5.7 -7.9 84 2.2 -6.4 244 20 275.2 275.6 272.1 281.7 2.33 7 850 1367 -8.9 -12.1 78 3.2 -9.8 255 21 276.8 277.1 272.2 281.9 1.78 8 830 1551 -10.5 -13.3 80 2.8 -11.2 257 22 277.0 277.3 272.2 281.7 1.65 9 745 2379 -11.9 -15.3 76 3.4 -12.8 269 26 284.2 284.5 276.0 288.8 1.56 10 700 2853 -15.1 -21.1 60 6.0 -16.4 275 29 285.8 285.9 276.0 288.8 1.01 11 594 4077 -22.1 -32.1 40 10.0 -23.5 277 32 291.4 291.5 278.0 292.8 0.44 12 500 5320 -31.5 -45.5 24 14.0 -32.4 280 36 294.6 294.7 279.1 295.1 0.13 13 455 5981 -36.9 -51.9 20 15.0 -37.6 282 41 295.9 295.9 279.6 296.2 0.07 14 400 6860 -43.7 -56.7 22 13.0 -44.1 285 48 298.2 298.2 280.6 298.4 0.04 15 385 7115 -46.1 -58.1 24 12.0 -46.4 285 51 298.3 298.3 280.7 298.5 0.04 16 349 7763 -48.5 -59.5 27 11.0 -48.7 285 59 303.6 303.6 282.9 303.7 0.04 17 300 8740 -55.9 -67.9 21 12.0 -56.1 285 71 306.6 306.6 284.0 306.6 0.01 18 285 9064 -58.4 -69.5 23 11.1 -58.5 285 77 307.6 307.6 284.4 307.6 0.01 19 283 9108 -58.7 -69.7 23 11.0 -58.8 285 77 307.7 307.7 284.5 307.7 0.01 20 250 9880 -61.5 -72.5 22 11.0 -61.6 280 75 314.6 314.6 287.0 314.7 0.01 21 242 10080 -62.5 -72.5 25 10.0 -62.6 280 77 316.1 316.1 287.5 316.1 0.01 22 235 10260 -62.9 -72.9 25 10.0 -63.0 281 75 318.1 318.1 288.1 318.2 0.01 23 202 11198 -58.3 -68.3 27 10.0 -58.5 285 67 339.5 339.5 294.2 339.6 0.02 24 200 11260 -58.5 -68.5 27 10.0 -58.6 285 66 340.1 340.1 294.4 340.2 0.02 25 198 11323 -58.7 -68.7 26 10.0 -58.8 285 66 340.8 340.8 294.5 340.9 0.02 26 150 13060 -59.1 -70.1 23 11.0 -59.3 285 64 368.3 368.3 300.2 368.4 0.02 27 143 13361 -58.5 -69.5 23 11.0 -58.7 284 64 374.4 374.4 301.4 374.5 0.02 28 132 13861 -61.7 -72.7 22 11.0 -61.9 283 63 377.3 377.3 301.8 377.4 0.02 29 120 14456 -59.1 -71.1 20 12.0 -59.3 282 63 392.5 392.5 304.2 392.6 0.02 30 100 15590 -62.9 -74.9 18 12.0 -63.1 280 62 406.2 406.2 306.0 406.3 0.01 31 95 15906 -63.1 -75.1 18 12.0 -63.3 279 62 411.8 411.8 306.7 411.9 0.02 32 74 17426 -68.1 -80.1 16 12.0 -68.2 276 62 431.8 431.8 309.0 431.8 0.01 33 70 17760 -68.3 -81.3 14 13.0 -68.4 275 62 438.3 438.3 309.7 438.3 0.01 34 51 19643 -71.9 -84.9 13 13.0 -72.0 275 60 471.4 471.4 312.8 471.4 0.01 35 50 19760 -71.5 -84.5 13 13.0 -71.6 275 60 475.0 475.0 313.1 475.0 0.01 36 38 21379 -73.5 -86.5 12 13.0 -73.6 275 65 508.7 508.7 315.5 508.7 0.01 37 30 22780 -69.5 -83.5 11 14.0 -69.8 275 69 555.2 555.2 318.4 555.3 0.01 38 24 24123 -65.1 -79.1 13 14.0 -65.7 269 66 604.5 604.6 320.8 604.8 0.03 39 20 25230 -66.1 -80.1 12 14.0 -66.7 265 64 633.8 633.9 322.0 634.1 0.03 40 17 26215 -66.5 -80.5 12 14.0 -67.1 662.7 662.7 323.2 663.0 0.04 TRP 242 10080 -62.5 -72.5 25 10.0 -62.6 280 77 316.1 316.1 287.5 316.1 0.01 WND 285 9064 -58.4 -69.5 23 11.1 -58.5 285 77 307.6 307.6 284.4 307.6 0.01 Sounding variables and indices 1000-500 mb thick: 5220.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 59.66 % Est. max temperature: 3.97 C = 39.14 F Sfc-Lift cond lev (LCL): 970.07 mb = 337.50 m = 1107.26 ft T: -6.03 C 700-500 lapse rate: 6.65 C/km ThetaE index: 1.14 C Layer 1000.0- 935.0 mb Conv cond level (CCL): 738.32 mb = 2447.80 m = 8030.73 ft Mean mixing ratio: 2.01 g/kg Conv temperature: 11.77 C = 53.18 F Cap Strength: 13.97 C Lifted Index: 15.53 C Risk: None Lifted Index @300 mb: 21.60 C Lifted Index @700 mb: 10.54 C Showalter Index: 10.96 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 19.40 C K Index: 4.50 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 2.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.95 J/kg Max Up Vert Vel: 6.63 m/s Conv Inhibition (B-): 50516.64 J/kg Cap Strength: 15.52 C Lift Cond Lev (LCL): 910.73 mb = 829.55 m = 2721.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 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 1006 53 200 3 1.0 2.8 | 130 22 -16.7 13.9 1 1000 100 205 5 2.1 4.5 | 135 22 -15.7 15.6 2 925 708 240 19 16.5 9.5 | 176 21 -1.3 20.6 3 850 1367 255 21 20.3 5.4 | 189 17 2.5 16.5 4 700 2853 275 29 28.9 -2.5 | 232 14 11.1 8.6 5 500 5320 280 36 35.5 -6.3 | 255 18 17.7 4.8 6 400 6860 285 48 46.4 -12.4 | 273 29 28.6 -1.3 7 300 8740 285 71 68.6 -18.4 | 278 51 50.8 -7.3 8 285 9064 285 77 74.4 -19.9 | 279 57 56.6 -8.8 9 250 9880 280 75 73.9 -13.0 | 272 56 56.1 -1.9 10 242 10080 280 77 75.8 -13.4 | 272 58 58.1 -2.3 11 200 11260 285 66 63.8 -17.1 | 277 46 46.0 -6.0 12 150 13060 285 64 61.8 -16.6 | 277 44 44.0 -5.5 13 100 15590 280 62 61.1 -10.8 | 270 43 43.3 0.3 14 70 17760 275 62 61.8 -5.4 | 263 44 44.0 5.7 15 50 19760 275 60 59.8 -5.2 | 262 42 42.0 5.9 16 30 22780 275 69 68.7 -6.0 | 264 51 51.0 5.1 17 20 25230 265 64 63.8 5.6 | 250 49 46.0 16.7 Wind Parameters Mean winds (0-6000m): 272.0 at 27.9 knts Storm direction: 302.0 at 21.0 knts Shear (0-3000m) pos: 5.0 neg: 0.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 104.8 deg Storm rel helicity (0-3000m) pos: 170.4 neg: 0.0 tot: 170.4 m^2/s^2 ave: 56.8 10^-3 m/s^2 rel: 0.94 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 5.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.32 Bulk Shear: 67.96 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 ------------------------------------------------------------------------------- 500 224 10 148 21| 13.3 0.0 13.3| 78.3 0.0 78.3 156.5 0.99| 13.9 13.8 1000 238 14 163 20| 9.3 0.0 9.3|113.4 0.0 113.4 113.4 0.96| 10.7 10.2 1500 244 16 171 18| 7.0 0.0 7.0|128.1 0.0 128.1 85.4 0.93| 8.5 7.9 2000 250 18 177 17| 6.1 0.0 6.1|143.4 0.0 143.4 71.7 0.93| 7.4 6.9 2500 255 20 185 16| 5.5 0.0 5.5|158.9 0.0 158.9 63.6 0.94| 6.8 6.3 3000 260 21 192 15| 5.0 0.0 5.0|170.4 0.0 170.4 56.8 0.94| 6.2 5.8 4000 265 24 204 14| 4.1 0.0 4.1|180.7 0.0 180.7 45.2 0.93| 5.0 4.7 5000 269 26 215 14| 3.6 0.0 3.6|191.7 0.0 191.7 38.3 0.92| 4.3 4.0 6000 272 28 225 14| 3.6 0.0 3.6|214.2 0.0 214.2 35.7 0.88| 4.2 3.7 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251222.12.gif