UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for U6298... Searching the city database file for: U6298 ... Date:1200Z 30 DEC 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -74 SFC 967 189 -5.9 -8.2 84 2.3 -6.6 40 3 269.8 270.2 268.4 275.6 2.13 2 933 467 -9.1 -11.7 81 2.6 -9.8 68 11 269.3 269.6 267.3 273.9 1.67 3 925 534 -8.9 -11.3 83 2.4 -9.5 75 13 270.2 270.5 268.0 275.0 1.74 4 871 999 -10.5 -13.2 81 2.7 -11.2 86 13 273.2 273.5 269.7 277.7 1.58 5 850 1186 -11.9 -14.6 80 2.7 -12.6 90 13 273.7 273.9 269.8 277.8 1.45 6 700 2647 -20.5 -24.5 70 4.0 -21.1 105 21 279.8 279.9 272.3 282.0 0.75 7 692 2732 -21.1 -25.0 71 3.9 -21.7 105 21 280.0 280.2 272.4 282.2 0.73 8 576 4056 -32.5 -36.4 68 3.9 -32.8 99 23 281.8 281.8 272.7 282.7 0.29 9 500 5040 -38.7 -43.4 61 4.7 -38.9 95 25 285.9 285.9 274.8 286.4 0.16 10 478 5346 -40.5 -45.5 59 5.0 -40.7 96 30 287.3 287.4 275.5 287.8 0.14 11 400 6530 -49.3 -57.3 39 8.0 -49.5 100 50 290.9 290.9 277.2 291.1 0.04 12 363 7164 -54.1 -62.1 37 8.0 -54.2 100 42 292.7 292.7 278.0 292.8 0.02 13 306 8255 -58.9 -66.9 35 8.0 -59.0 100 29 300.6 300.6 281.6 300.7 0.02 14 300 8380 -58.3 -66.3 35 8.0 -58.4 100 27 303.2 303.2 282.7 303.2 0.02 15 291 8572 -59.1 -67.1 35 8.0 -59.2 100 25 304.7 304.7 283.3 304.7 0.02 16 250 9530 -56.9 -64.9 36 8.0 -57.0 100 15 321.5 321.5 289.2 321.6 0.02 17 200 10940 -55.5 -64.5 32 9.0 -55.7 270 3 344.9 344.9 295.5 345.0 0.03 18 181 11578 -54.5 -64.5 28 10.0 -54.7 268 4 356.5 356.5 298.0 356.7 0.04 19 170 11977 -57.3 -68.3 23 11.0 -57.5 267 5 358.3 358.3 298.4 358.4 0.02 20 150 12770 -56.1 -69.1 18 13.0 -56.3 265 7 373.4 373.4 301.2 373.5 0.02 21 138 13301 -56.1 -69.1 18 13.0 -56.4 264 9 382.4 382.4 302.6 382.6 0.03 22 101 15268 -60.1 -75.1 12 15.0 -60.3 260 19 410.4 410.4 306.6 410.5 0.01 23 100 15330 -60.1 -75.1 12 15.0 -60.4 260 19 411.6 411.6 306.7 411.7 0.01 24 70 17540 -63.7 -79.7 10 16.0 -64.0 260 38 448.1 448.1 310.7 448.2 0.01 25 60 18479 -65.9 -81.9 9 16.0 -66.1 262 45 463.4 463.4 312.1 463.4 0.01 26 54 19121 -63.1 -80.1 8 17.0 -63.4 264 50 484.0 484.0 313.8 484.1 0.01 27 50 19590 -66.5 -83.5 7 17.0 -66.7 265 54 486.8 486.8 314.0 486.8 0.01 28 49 19712 -67.5 -83.5 9 16.0 -67.7 264 55 487.2 487.2 314.0 487.3 0.01 29 45 20230 -65.1 -82.1 8 17.0 -65.4 260 57 505.1 505.1 315.3 505.1 0.01 30 30 22670 -71.3 -88.3 6 17.0 -71.5 240 68 550.3 550.3 318.1 550.3 0.01 31 20 25060 -74.5 -91.5 6 17.0 -74.7 250 93 608.1 608.1 321.0 608.2 0.00 32 18 25670 -76.3 -93.3 5 17.0 -76.4 621.1 621.1 321.5 621.1 0.00 33 14 27133 -72.5 -89.5 6 17.0 -72.9 680.2 680.2 323.8 680.3 0.01 TRP 306 8255 -58.9 -66.9 35 8.0 -59.0 100 29 300.6 300.6 281.6 300.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5114.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 72.54 % Est. max temperature: -0.84 C = 30.49 F Sfc-Lift cond lev (LCL): 932.26 mb = 473.47 m = 1553.35 ft T: -9.08 C 700-500 lapse rate: 7.61 C/km ThetaE index: 1.69 C Layer 933.0- 925.0 mb Conv cond level (CCL): 837.40 mb = 1298.36 m = 4259.66 ft Mean mixing ratio: 1.74 g/kg Conv temperature: -1.61 C = 29.10 F Cap Strength: 5.80 C Lifted Index: 8.57 C Risk: None Lifted Index @300 mb: 19.43 C Lifted Index @700 mb: 5.41 C Showalter Index: 6.98 C Risk: None Total Totals Index: 50.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.80 C Cross Totals Index: 24.10 C K Index: 8.20 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 1.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.44 J/kg Max Up Vert Vel: 5.73 m/s Conv Inhibition (B-): 51417.30 J/kg Cap Strength: 8.19 C Lift Cond Lev (LCL): 879.83 mb = 920.64 m = 3020.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 127 at 17 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 ---------------------------------------------------------- 0 967 189 40 3 -1.9 -2.3 | 318 17 11.3 -12.3 1 925 534 75 13 -12.6 -3.4 | 357 13 0.6 -13.4 2 850 1186 90 13 -13.0 0.0 | 359 10 0.2 -10.0 3 700 2647 105 21 -20.3 5.4 | 57 8 -7.1 -4.6 4 500 5040 95 25 -24.9 2.2 | 56 14 -11.7 -7.9 5 400 6530 100 50 -49.2 8.7 | 88 36 -36.0 -1.4 6 306 8255 100 29 -28.6 5.0 | 72 16 -15.4 -5.0 7 300 8380 100 27 -26.6 4.7 | 68 14 -13.4 -5.4 8 250 9530 100 15 -14.8 2.6 | 12 8 -1.6 -7.4 9 200 10940 270 3 3.0 -0.0 | 302 19 16.2 -10.0 10 150 12770 265 7 7.0 0.6 | 295 22 20.2 -9.4 11 100 15330 260 19 18.7 3.3 | 282 33 31.9 -6.7 12 70 17540 260 38 37.4 6.6 | 274 51 50.6 -3.4 13 50 19590 265 54 53.8 4.7 | 275 67 67.0 -5.3 14 30 22670 240 68 58.9 34.0 | 252 76 72.1 24.0 15 20 25060 250 93 87.4 31.8 | 258 103 100.6 21.8 Wind Parameters Mean winds (0-6000m): 97.3 at 22.1 knts Storm direction: 127.3 at 16.6 knts Shear (0-3000m) pos: 3.4 neg: 0.2 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 65.2 neg: 0.0 tot: 65.2 m^2/s^2 ave: 21.7 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.63 Bulk Shear: 26.30 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 72 10 342 14| 11.1 0.0 11.1| 43.6 0.0 43.6 87.3 0.90| 12.3 11.1 1000 79 11 350 12| 5.8 0.0 5.8| 44.3 0.0 44.3 44.3 0.76| 7.5 5.7 1500 84 12 355 11| 4.9 0.0 4.9| 51.4 0.0 51.4 34.3 0.79| 6.0 4.7 2000 89 14 2 10| 4.4 0.0 4.4| 58.4 0.0 58.4 29.2 0.82| 5.3 4.3 2500 93 15 10 9| 4.1 0.0 4.1| 65.0 0.0 65.0 26.0 0.84| 4.9 4.1 3000 96 16 17 9| 3.4 0.2 3.6| 65.2 0.0 65.2 21.7 0.80| 4.3 3.4 4000 97 18 29 9| 2.6 0.4 3.0| 65.2 -0.2 65.0 16.3 0.73| 3.5 2.6 5000 97 19 37 10| 2.1 0.8 2.8| 71.7 -1.0 70.7 14.1 0.67| 3.3 2.2 6000 97 22 50 11| 3.2 0.6 3.8|120.9 -1.0 119.9 20.0 0.61| 4.2 2.5 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251230.12.gif