UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for U0744... Searching the city database file for: U0744 ... Date:1200Z 2 DEC 25 Station: U0744 WMO ident: 20744 Latitude: 72.37 Longitude: 52.73 ------------------------------------------------------------------------------- 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 -15 40 13 SFC 996 17 -3.7 -7.7 74 4.0 -5.0 40 13 269.8 270.1 268.4 275.6 2.15 2 951 380 -5.7 -11.7 63 6.0 -7.4 149 16 271.3 271.6 268.6 275.9 1.64 3 925 597 -6.7 -11.7 68 5.0 -8.1 215 17 272.5 272.7 269.4 277.2 1.68 4 850 1253 -9.9 -13.8 73 3.9 -10.9 270 25 275.8 276.0 271.2 280.2 1.55 5 784 1877 -8.3 -12.0 75 3.7 -9.4 307 35 283.9 284.3 276.5 289.6 1.94 6 700 2749 -11.7 -17.7 61 6.0 -13.2 360 50 289.5 289.8 278.4 293.7 1.36 7 694 2814 -12.1 -18.1 61 6.0 -13.6 359 49 289.8 290.0 278.5 293.8 1.32 8 613 3737 -17.1 -21.5 69 4.4 -18.1 352 34 294.5 294.7 280.4 298.0 1.12 9 400 6700 -48.3 -59.3 27 11.0 -48.5 15 15 292.2 292.2 277.8 292.3 0.03 10 312 8302 -57.7 -68.7 23 11.0 -57.8 330 19 300.6 300.6 281.6 300.7 0.01 11 309 8363 -57.7 -68.7 23 11.0 -57.8 329 19 301.5 301.5 282.0 301.5 0.01 12 300 8550 -56.7 -67.7 24 11.0 -56.8 325 19 305.4 305.4 283.6 305.5 0.01 13 270 9218 -55.7 -66.7 24 11.0 -55.8 308 24 316.2 316.2 287.5 316.3 0.02 14 250 9710 -53.7 -64.7 25 11.0 -53.9 295 27 326.2 326.2 290.7 326.3 0.03 15 226 10357 -53.7 -64.7 25 11.0 -53.9 297 27 335.8 335.8 293.3 335.9 0.03 16 200 11140 -53.9 -65.9 22 12.0 -54.2 300 27 347.4 347.4 296.1 347.5 0.03 17 178 11887 -55.3 -68.3 18 13.0 -55.5 296 29 356.9 356.9 298.1 357.0 0.02 18 150 12980 -55.3 -69.3 16 14.0 -55.6 290 31 374.8 374.8 301.4 374.9 0.02 19 133 13745 -57.7 -71.7 15 14.0 -57.9 291 32 383.6 383.6 302.8 383.7 0.02 20 100 15530 -62.1 -76.1 14 14.0 -62.3 295 35 407.7 407.7 306.2 407.8 0.01 21 70 17700 -68.5 -83.5 10 15.0 -68.7 295 42 437.8 437.8 309.7 437.9 0.01 22 62 18424 -70.3 -84.3 11 14.0 -70.4 449.3 449.3 310.8 449.3 0.01 TRP 312 8302 -57.7 -68.7 23 11.0 -57.8 330 19 300.6 300.6 281.6 300.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5166.19 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 65.16 % Est. max temperature: 2.78 C = 37.00 F Sfc-Lift cond lev (LCL): 935.07 mb = 512.35 m = 1680.92 ft T: -6.31 C 700-500 lapse rate: 8.45 C/km Conv cond level (CCL): 632.78 mb = 3500.74 m = 11485.21 ft Mean mixing ratio: 1.76 g/kg Conv temperature: 19.83 C = 67.69 F Cap Strength: 16.57 C Lifted Index: 14.63 C Risk: None Lifted Index @300 mb: 20.45 C Lifted Index @700 mb: 13.59 C Showalter Index: 11.76 C Risk: None Total Totals Index: 40.28 C Risk: None Vertical Totals Index: 22.09 C Cross Totals Index: 18.19 C K Index: 2.29 Risk: None Sweat Index: 74.84 Risk: None Energy Index: 3.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.80 J/kg Max Up Vert Vel: 5.44 m/s Conv Inhibition (B-): 29186.14 J/kg Cap Strength: 16.59 C Lift Cond Lev (LCL): 872.21 mb = 1052.90 m = 3454.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 13 at 20 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 ---------------------------------------------------------- 0 996 17 40 13 -8.4 -10.0 | 157 10 -3.9 9.4 1 925 597 215 17 9.8 13.9 | 203 36 14.2 33.3 2 850 1253 270 25 25.0 -0.0 | 237 35 29.4 19.4 3 700 2749 360 50 -0.0 -50.0 | 352 31 4.4 -30.6 4 500 5190 340 9 3.1 -8.5 | 215 13 7.5 10.9 5 400 6700 15 15 -3.9 -14.5 | 187 5 0.6 4.9 6 312 8302 330 19 9.5 -16.5 | 258 14 13.9 2.9 7 300 8550 325 19 10.9 -15.6 | 256 16 15.3 3.8 8 250 9710 295 27 24.5 -11.4 | 255 30 28.9 8.0 9 200 11140 300 27 23.4 -13.5 | 258 28 27.8 5.9 10 150 12980 290 31 29.1 -10.6 | 255 35 33.6 8.8 11 100 15530 295 35 31.7 -14.8 | 263 36 36.2 4.6 12 70 17700 295 42 38.1 -17.7 | 268 43 42.5 1.6 Wind Parameters Mean winds (0-6000m): 342.9 at 26.5 knts Storm direction: 12.9 at 19.9 knts Shear (0-3000m) pos: 6.3 neg: 0.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): -170.7 deg Storm rel helicity (0-3000m) pos: 982.9 neg: -20.1 tot: 962.8 m^2/s^2 ave: 320.9 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 23.1 stream: 18.9 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.17 Bulk Shear: 85.90 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 53 15 145 13| 29.3 0.0 29.3|178.2 -5.8 172.5 344.9 0.53| 39.6 20.9 1000 230 17 210 35| 17.5 0.0 17.5|372.0 -5.8 366.2 366.2 0.69| 30.2 20.7 1500 256 20 224 34| 12.6 0.0 12.6|533.5 -5.8 527.8 351.9 0.76| 26.1 19.7 2000 278 23 239 32| 9.9 0.0 9.9|702.7 -5.8 696.9 348.5 0.80| 24.6 19.8 2500 303 27 260 27| 8.2 0.0 8.2|890.5 -5.8 884.8 353.9 0.84| 24.5 20.6 3000 325 30 284 23| 6.3 0.0 6.3|982.9 -20.1 962.8 320.9 0.82| 23.1 18.9 4000 337 32 301 20| 4.7 2.3 7.0|982.9 -75.7 907.2 226.8 0.65| 19.6 12.7 5000 342 30 303 17| 3.8 3.5 7.3|982.9-119.2 863.7 172.7 0.49| 17.4 8.6 6000 343 26 296 14| 3.2 2.9 6.1|983.5-127.7 855.8 142.6 0.46| 15.2 6.9 Wrote GIF file: /home/apache/climate/data/raob//U0744/skewt/U0744.skewt.20251202.12.gif