UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 22 OCT 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 1015 94 1.2 0.2 93 1.0 0.8 100 1 273.2 273.8 273.2 283.5 3.82 1 1000 214 2.6 1.3 91 1.3 2.0 150 3 275.8 276.5 275.2 287.2 4.20 2 991 287 3.6 2.2 91 1.4 2.9 162 4 277.5 278.2 276.6 289.8 4.52 3 965 503 3.6 0.8 82 2.8 2.4 196 8 279.6 280.3 277.3 291.2 4.20 4 925 846 1.4 -1.9 79 3.3 0.0 250 15 280.7 281.4 277.0 290.8 3.59 5 891 1146 -0.3 -3.1 81 2.8 -1.4 257 24 282.0 282.6 277.4 291.6 3.41 6 850 1523 -0.5 -2.6 86 2.1 -1.4 265 36 285.6 286.3 279.6 296.2 3.71 7 824 1772 0.0 -2.0 86 2.0 -0.9 266 35 288.7 289.4 281.4 300.2 4.00 8 770 2311 -3.3 -5.3 86 2.0 -4.1 268 33 290.8 291.4 281.6 300.6 3.34 9 760 2415 -2.9 -5.4 83 2.5 -3.9 268 33 292.3 292.9 282.3 302.2 3.36 10 700 3062 -6.9 -12.9 62 6.0 -8.8 270 31 294.8 295.2 281.8 301.0 2.02 11 655 3576 -9.5 -24.5 28 15.0 -13.0 273 34 297.6 297.7 281.4 300.1 0.80 12 648 3659 -10.1 -25.1 28 15.0 -13.5 273 34 297.8 297.9 281.4 300.3 0.77 13 622 3971 -13.5 -18.1 68 4.6 -14.7 275 36 297.4 297.7 282.2 302.0 1.48 14 613 4082 -14.1 -18.0 72 3.9 -15.2 276 37 298.0 298.2 282.5 302.7 1.51 15 546 4951 -18.3 -33.3 26 15.0 -20.7 281 42 303.0 303.1 283.2 304.4 0.42 16 500 5600 -23.1 -39.1 22 16.0 -25.0 285 46 304.9 304.9 283.7 305.8 0.26 17 492 5718 -23.7 -38.7 24 15.0 -25.5 285 47 305.5 305.6 284.0 306.5 0.27 18 442 6494 -29.9 -34.9 62 5.0 -30.5 285 50 307.2 307.3 284.8 308.8 0.45 19 400 7200 -34.7 -40.7 54 6.0 -35.2 285 54 309.9 309.9 285.7 310.9 0.27 20 370 7739 -39.3 -48.3 38 9.0 -39.8 310.8 310.8 285.8 311.2 0.13 TRP WND Sounding variables and indices 1000-500 mb thick: 5386.00 m Freezing level: 897.00 mb = 1093.40 m = 3587.24 ft Freezing level: 824.00 mb = 1771.69 m = 5812.55 ft Freezing level: 824.00 mb = 1771.69 m = 5812.55 ft Wetbulb zero: 924.54 mb = 849.98 m = 2788.62 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 62.78 % Est. max temperature: 12.34 C = 54.21 F Sfc-Lift cond lev (LCL): 999.20 mb = 220.49 m = 723.39 ft T: 2.69 C 700-500 lapse rate: 6.38 C/km ThetaE index: 2.07 C Layer 700.0- 648.0 mb Conv cond level (CCL): 780.34 mb = 2205.27 m = 7235.05 ft Mean mixing ratio: 4.04 g/kg Conv temperature: 18.48 C = 65.26 F Cap Strength: 12.50 C Lifted Index: 13.27 C Risk: None Lifted Index @700 mb: 8.84 C Showalter Index: 8.52 C Risk: None Total Totals Index: 43.10 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 20.50 C K Index: 14.00 Risk: None Sweat Index: 118.00 Risk: None Energy Index: 2.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.87 J/kg Max Up Vert Vel: 7.05 m/s Conv Inhibition (B-): 2714.35 J/kg Cap Strength: 13.10 C Lift Cond Lev (LCL): 928.76 mb = 813.16 m = 2667.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 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 1015 94 100 1 -1.0 0.2 | 123 26 -21.4 14.0 1 1000 214 150 3 -1.5 2.6 | 127 27 -21.9 16.4 2 925 846 250 15 14.1 5.1 | 162 20 -6.3 19.0 3 850 1523 265 36 35.9 3.1 | 222 23 15.5 17.0 4 700 3062 270 31 31.0 -0.0 | 217 17 10.6 13.8 5 500 5600 285 46 44.4 -11.9 | 265 24 24.0 1.9 6 400 7200 285 54 52.2 -14.0 | 270 32 31.8 -0.1 Wind Parameters Mean winds (0-6000m): 274.2 at 32.9 knts Storm direction: 304.2 at 24.6 knts Shear (0-3000m) pos: 5.5 neg: 0.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 94.9 deg Storm rel helicity (0-3000m) pos: 242.0 neg: -8.0 tot: 234.0 m^2/s^2 ave: 78.0 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 6.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.18 Bulk Shear: 139.56 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 ------------------------------------------------------------------------------- 500 193 5 135 27| 10.9 0.0 10.9| 82.8 0.0 82.8 165.6 0.88| 13.0 11.5 1000 244 11 149 21| 12.1 0.0 12.1|166.4 0.0 166.4 166.4 0.85| 15.5 13.2 1500 256 17 168 18| 12.6 0.0 12.6|241.5 0.0 241.5 161.0 0.89| 15.2 13.5 2000 260 21 183 17| 9.0 0.0 9.0|241.5 -2.5 239.1 119.5 0.84| 11.9 10.0 2500 262 24 191 17| 6.9 0.0 6.9|241.5 -5.4 236.1 94.5 0.80| 9.9 7.9 3000 264 25 196 17| 5.5 0.0 5.5|242.0 -8.0 234.0 78.0 0.76| 8.5 6.5 4000 267 27 205 17| 4.9 0.0 4.9|274.1 -8.0 266.1 66.5 0.79| 7.3 5.7 5000 271 30 216 17| 4.5 0.0 4.5|309.9 -8.0 301.9 60.4 0.80| 6.6 5.3 6000 274 33 227 17| 4.2 0.0 4.2|335.3 -8.0 327.3 54.6 0.79| 6.0 4.7 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251022.00.gif