UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 1 DEC 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1003 95 2.4 -2.6 70 5.0 0.4 230 3 275.3 275.8 273.4 284.0 3.14 1 1000 119 2.0 -2.9 70 4.9 0.1 235 5 275.1 275.7 273.2 283.6 3.08 2 925 742 -3.3 -7.6 72 4.3 -4.7 270 29 275.9 276.3 272.6 282.4 2.33 3 874 1188 -6.5 -9.2 81 2.7 -7.4 283 30 277.1 277.5 273.1 283.3 2.18 4 851 1397 -5.3 -8.0 81 2.7 -6.2 290 31 280.5 280.9 275.3 287.5 2.46 5 850 1406 -4.9 -7.7 81 2.8 -5.8 290 31 281.0 281.4 275.7 288.2 2.52 6 844 1462 -2.5 -6.0 77 3.5 -3.8 290 31 284.1 284.6 277.9 292.4 2.89 7 826 1633 -1.7 -9.7 54 8.0 -4.5 290 31 286.7 287.1 278.2 293.2 2.21 8 813 1759 -2.5 -14.5 39 12.0 -6.2 290 31 287.2 287.4 277.5 291.7 1.53 9 781 2077 -3.9 -19.9 28 16.0 -8.1 290 32 289.0 289.2 277.7 292.1 1.01 10 740 2502 -3.3 -39.3 4 36.0 -9.5 290 32 294.1 294.1 279.0 294.7 0.17 11 729 2621 -3.7 -39.7 4 36.0 -9.8 290 33 294.9 295.0 279.3 295.5 0.17 12 700 2940 -5.7 -41.7 4 36.0 -11.4 290 33 296.2 296.2 279.8 296.7 0.14 13 566 4566 -16.9 -47.9 5 31.0 -20.3 284 39 301.5 301.6 282.1 301.9 0.09 14 500 5480 -24.9 -52.9 6 28.0 -27.0 280 42 302.7 302.7 282.5 302.9 0.06 15 400 7060 -38.1 -57.1 12 19.0 -38.9 265 52 305.5 305.5 283.7 305.6 0.04 16 324 8478 -49.3 -63.3 18 14.0 -49.6 265 64 309.0 309.0 284.9 309.1 0.02 17 300 8980 -52.7 -64.7 22 12.0 -52.9 265 68 311.1 311.1 285.7 311.1 0.02 18 265 9773 -57.3 -68.3 23 11.0 -57.4 258 77 315.6 315.6 287.3 315.6 0.01 19 250 10140 -59.1 -69.1 26 10.0 -59.2 255 81 318.2 318.2 288.2 318.3 0.01 20 242 10342 -60.8 -70.8 26 10.0 -60.9 255 83 318.6 318.6 288.3 318.6 0.01 21 239 10419 -61.5 -71.5 25 10.0 -61.6 255 83 318.7 318.7 288.3 318.8 0.01 22 226 10765 -60.7 -70.7 26 10.0 -60.8 257 80 325.1 325.1 290.3 325.1 0.01 23 200 11520 -62.3 -71.3 29 9.0 -62.4 260 75 334.1 334.1 292.9 334.2 0.01 24 186 11971 -61.3 -70.3 29 9.0 -61.4 260 69 342.7 342.7 295.0 342.8 0.02 25 165 12716 -62.3 -71.3 29 9.0 -62.4 260 58 353.0 353.0 297.3 353.1 0.02 26 150 13310 -59.7 -69.7 26 10.0 -59.9 260 50 367.2 367.2 300.1 367.3 0.02 27 144 13565 -59.1 -69.1 26 10.0 -59.3 263 48 372.6 372.6 301.0 372.7 0.02 28 116 14905 -62.9 -72.9 25 10.0 -63.0 276 40 389.3 389.3 303.7 389.4 0.02 29 103 15638 -61.7 -72.7 22 11.0 -61.9 283 36 405.1 405.1 305.9 405.2 0.02 30 100 15820 -62.5 -73.5 21 11.0 -62.7 285 35 407.0 407.0 306.2 407.1 0.02 31 88 16605 -66.1 -77.1 20 11.0 -66.2 283 34 414.9 414.9 307.1 415.0 0.01 32 70 18000 -65.3 -77.3 17 12.0 -65.5 280 33 444.7 444.7 310.4 444.8 0.01 33 57 19238 -66.7 -78.7 17 12.0 -66.9 295 32 468.4 468.4 312.5 468.5 0.01 34 50 20020 -69.7 -81.7 16 12.0 -69.8 305 31 479.2 479.2 313.4 479.3 0.01 35 35 22120 -76.5 -88.5 13 12.0 -76.6 302 37 513.0 513.0 315.8 513.0 0.00 36 30 23010 -77.3 -89.3 13 12.0 -77.4 300 40 533.9 533.9 317.2 533.9 0.00 37 20 25300 -80.3 -92.3 12 12.0 -80.4 310 52 590.4 590.4 320.2 590.4 0.00 38 17 26214 -81.9 -93.9 11 12.0 -82.0 613.3 613.3 321.2 613.3 0.00 TRP 239 10419 -61.5 -71.5 25 10.0 -61.6 255 83 318.7 318.7 288.3 318.8 0.01 WND 242 10342 -60.8 -70.8 26 10.0 -60.9 255 83 318.6 318.6 288.3 318.6 0.01 Sounding variables and indices 1000-500 mb thick: 5361.00 m Freezing level: 971.70 mb = 354.09 m = 1161.71 ft Wetbulb zero: 998.78 mb = 128.78 m = 422.51 ft Precipitable water: 0.23 inches Sfc-500 mean rel hum: 27.42 % Est. max temperature: 7.29 C = 45.12 F Sfc-Lift cond lev (LCL): 928.09 mb = 715.38 m = 2347.01 ft T: -3.07 C 700-500 lapse rate: 7.56 C/km ThetaE index: 1.51 C Layer 1000.0- 874.0 mb Conv cond level (CCL): 634.05 mb = 3697.17 m = 12129.68 ft Mean mixing ratio: 2.62 g/kg Conv temperature: 25.84 C = 78.51 F Cap Strength: 16.83 C Lifted Index: 16.68 C Risk: None Lifted Index @300 mb: 19.94 C Lifted Index @700 mb: 14.79 C Showalter Index: 12.70 C Risk: None Total Totals Index: 37.20 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 17.20 C K Index: -23.70 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 3.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.57 J/kg Max Up Vert Vel: 2.67 m/s Conv Inhibition (B-): 49563.33 J/kg Cap Strength: 16.82 C Lift Cond Lev (LCL): 888.72 mb = 1056.53 m = 3466.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 at 25 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 1003 95 230 3 2.3 1.9 | 140 25 -16.1 19.3 1 1000 119 235 5 4.1 2.9 | 145 25 -14.3 20.3 2 925 742 270 29 29.0 -0.0 | 211 20 10.6 17.4 3 850 1406 290 31 29.1 -10.6 | 238 13 10.7 6.8 4 700 2940 290 33 31.0 -11.3 | 244 14 12.6 6.1 5 500 5480 280 42 41.4 -7.3 | 246 25 22.9 10.1 6 400 7060 265 52 51.8 4.5 | 237 40 33.4 21.9 7 300 8980 265 68 67.7 5.9 | 245 55 49.3 23.3 8 250 10140 255 81 78.2 21.0 | 237 71 59.8 38.4 9 242 10342 255 83 80.2 21.5 | 238 73 61.7 38.9 10 239 10419 255 83 80.2 21.5 | 238 73 61.7 38.9 11 200 11520 260 75 73.9 13.0 | 241 63 55.4 30.4 12 150 13310 260 50 49.2 8.7 | 230 40 30.8 26.1 13 100 15820 285 35 33.8 -9.1 | 242 17 15.4 8.3 14 70 18000 280 33 32.5 -5.7 | 230 18 14.1 11.7 15 50 20020 305 31 25.4 -17.8 | 273 7 7.0 -0.4 16 30 23010 300 40 34.6 -20.0 | 279 16 16.2 -2.6 17 20 25300 310 52 39.8 -33.4 | 307 27 21.4 -16.0 Wind Parameters Mean winds (0-6000m): 283.4 at 33.8 knts Storm direction: 313.4 at 25.3 knts Shear (0-3000m) pos: 5.1 neg: 0.4 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 104.5 deg Storm rel helicity (0-3000m) pos: 205.0 neg: 0.0 tot: 205.0 m^2/s^2 ave: 68.3 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 6.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 66.50 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 ------------------------------------------------------------------------------- 500 257 14 166 21| 21.4 0.0 21.4|130.6 0.0 130.6 261.1 0.98| 22.3 21.9 1000 270 21 189 18| 14.5 0.0 14.5|185.4 0.0 185.4 185.4 0.94| 17.4 16.4 1500 277 24 202 15| 10.2 0.0 10.2|199.8 0.0 199.8 133.2 0.91| 13.4 12.2 2000 281 26 210 14| 7.7 0.2 7.8|201.6 0.0 201.6 100.8 0.91| 10.2 9.3 2500 283 27 216 14| 6.1 0.3 6.4|203.3 0.0 203.3 81.3 0.91| 8.3 7.5 3000 285 28 221 14| 5.1 0.4 5.5|205.0 0.0 205.0 68.3 0.89| 7.1 6.4 4000 285 30 228 14| 3.8 0.8 4.7|207.3 0.0 207.3 51.8 0.82| 5.9 4.8 5000 285 32 233 15| 3.1 1.1 4.2|207.6 -0.4 207.2 41.4 0.75| 5.2 3.9 6000 283 34 236 17| 2.6 1.5 4.1|207.6 -13.7 193.9 32.3 0.62| 5.0 3.1 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251201.00.gif