UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for U9612... Searching the city database file for: U9612 ... Date:1200Z 4 DEC 25 Station: U9612 WMO ident: 29612 Latitude: 55.37 Longitude: 78.37 ------------------------------------------------------------------------------- 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 115 250 5 SFC 999 123 -1.9 -6.4 71 4.5 -3.4 250 5 271.3 271.7 269.8 277.8 2.37 2 925 730 -7.1 -11.1 73 4.0 -8.2 280 15 272.0 272.3 269.2 277.0 1.77 3 900 943 -8.7 -11.9 78 3.2 -9.6 282 17 272.5 272.8 269.5 277.3 1.70 4 888 1047 -7.7 -11.8 72 4.1 -8.9 282 18 274.6 274.9 270.8 279.5 1.74 5 850 1386 -9.9 -16.9 57 7.0 -11.6 285 21 275.8 276.0 270.7 279.2 1.20 6 765 2191 -14.7 -27.7 32 13.0 -16.8 285 22 279.0 279.1 271.5 280.6 0.51 7 700 2857 -19.9 -24.9 64 5.0 -20.7 285 23 280.4 280.6 272.7 282.6 0.72 8 641 3505 -23.9 -28.0 69 4.1 -24.5 285 28 283.1 283.2 273.9 284.9 0.60 9 605 3927 -24.5 -27.7 75 3.2 -24.9 285 32 287.1 287.2 276.2 289.1 0.65 10 593 4073 -23.9 -27.2 74 3.3 -24.4 285 33 289.4 289.6 277.4 291.6 0.69 11 529 4899 -28.5 -32.2 70 3.7 -28.9 285 40 293.5 293.6 279.1 295.1 0.48 12 500 5300 -31.9 -35.6 70 3.7 -32.3 285 44 294.1 294.2 279.3 295.4 0.37 13 434 6286 -39.5 -43.2 68 3.7 -39.7 285 49 296.6 296.7 280.1 297.3 0.19 14 400 6840 -43.3 -47.9 60 4.6 -43.5 285 52 298.7 298.7 281.0 299.2 0.13 15 363 7485 -47.2 -52.7 54 5.4 -47.4 285 62 301.9 301.9 282.3 302.2 0.08 16 302 8678 -54.7 -61.7 42 7.0 -54.8 285 58 307.7 307.7 284.5 307.8 0.03 17 300 8720 -54.7 -61.7 42 7.0 -54.8 285 58 308.2 308.3 284.7 308.4 0.03 18 269 9415 -56.3 -63.3 41 7.0 -56.4 290 50 315.7 315.7 287.3 315.8 0.03 19 250 9880 -56.7 -64.7 36 8.0 -56.8 290 52 321.8 321.8 289.3 321.9 0.03 20 245 10008 -56.9 -64.9 36 8.0 -57.0 290 52 323.3 323.3 289.8 323.4 0.03 21 209 11020 -56.1 -64.1 36 8.0 -56.2 294 49 339.6 339.6 294.3 339.8 0.03 22 200 11300 -56.3 -65.3 31 9.0 -56.5 295 48 343.6 343.6 295.2 343.7 0.03 23 150 13120 -56.9 -66.9 27 10.0 -57.1 300 46 372.0 372.1 300.9 372.2 0.03 24 149 13162 -56.9 -66.9 27 10.0 -57.1 300 46 372.8 372.8 301.1 372.9 0.03 25 128 14118 -60.3 -71.3 22 11.0 -60.5 296 44 383.2 383.2 302.8 383.3 0.02 26 124 14316 -59.5 -70.5 23 11.0 -59.7 295 43 388.1 388.1 303.5 388.2 0.02 27 100 15660 -60.5 -72.5 19 12.0 -60.7 290 40 410.8 410.8 306.6 410.9 0.02 28 82 16890 -61.9 -73.9 19 12.0 -62.1 290 41 432.0 432.0 309.0 432.1 0.02 29 70 17860 -65.1 -77.1 18 12.0 -65.3 290 42 445.1 445.1 310.4 445.2 0.02 30 61 18691 -68.1 -80.1 16 12.0 -68.2 286 44 456.3 456.3 311.4 456.4 0.01 31 50 19880 -68.9 -80.9 16 12.0 -69.1 280 48 481.1 481.1 313.5 481.2 0.01 32 35 21997 -72.5 -84.5 15 12.0 -72.6 280 55 523.4 523.4 316.5 523.5 0.01 33 30 22900 -74.3 -86.3 14 12.0 -74.4 280 58 542.1 542.1 317.6 542.1 0.01 34 22 24693 -77.3 -89.3 13 12.0 -77.4 583.4 583.4 319.8 583.5 0.01 TRP 269 9415 -56.3 -63.3 41 7.0 -56.4 290 50 315.7 315.7 287.3 315.8 0.03 WND 363 7485 -47.2 -52.7 54 5.4 -47.4 285 62 301.9 301.9 282.3 302.2 0.08 Sounding variables and indices 1000-500 mb thick: 5185.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 63.74 % Est. max temperature: 2.58 C = 36.65 F Sfc-Lift cond lev (LCL): 930.83 mb = 680.41 m = 2232.29 ft T: -6.68 C 700-500 lapse rate: 4.91 C/km ThetaE index: 0.83 C Layer 925.0- 900.0 mb Conv cond level (CCL): 827.75 mb = 1588.71 m = 5212.24 ft Mean mixing ratio: 1.98 g/kg Conv temperature: 3.37 C = 38.06 F Cap Strength: 13.96 C Lifted Index: 14.13 C Risk: None Lifted Index @300 mb: 21.92 C Lifted Index @700 mb: 4.81 C Showalter Index: 12.61 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 15.00 C K Index: 0.10 Risk: None Sweat Index: 86.00 Risk: None Energy Index: 3.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.76 J/kg Max Up Vert Vel: 2.74 m/s Conv Inhibition (B-): 43241.10 J/kg Cap Strength: 14.09 C Lift Cond Lev (LCL): 889.89 mb = 1030.67 m = 3381.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 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 ---------------------------------------------------------- 0 999 123 250 5 4.7 1.7 | 148 20 -10.6 16.7 1 925 730 280 15 14.8 -2.6 | 177 12 -0.6 12.4 2 850 1386 285 21 20.3 -5.4 | 207 11 5.0 9.6 3 700 2857 285 23 22.2 -6.0 | 217 11 6.9 9.1 4 500 5300 285 44 42.5 -11.4 | 262 27 27.2 3.7 5 400 6840 285 52 50.2 -13.5 | 267 35 34.9 1.6 6 363 7485 285 62 59.9 -16.0 | 271 45 44.6 -1.0 7 300 8720 285 58 56.0 -15.0 | 270 41 40.7 0.0 8 269 9415 290 50 47.0 -17.1 | 274 32 31.7 -2.1 9 250 9880 290 52 48.9 -17.8 | 275 34 33.5 -2.7 10 200 11300 295 48 43.5 -20.3 | 281 29 28.2 -5.2 11 150 13120 300 46 39.8 -23.0 | 288 26 24.5 -8.0 12 100 15660 290 40 37.6 -13.7 | 267 22 22.3 1.4 13 70 17860 290 42 39.5 -14.4 | 268 24 24.1 0.7 14 50 19880 280 48 47.3 -8.3 | 258 33 31.9 6.7 15 30 22900 280 58 57.1 -10.1 | 263 42 41.8 5.0 Wind Parameters Mean winds (0-6000m): 284.5 at 28.6 knts Storm direction: 314.5 at 21.5 knts Shear (0-3000m) pos: 3.0 neg: 0.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 79.4 deg Storm rel helicity (0-3000m) pos: 67.5 neg: 0.0 tot: 67.5 m^2/s^2 ave: 22.5 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 52.46 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 ------------------------------------------------------------------------------- 500 271 9 157 16| 9.2 0.0 9.2| 32.5 0.0 32.5 65.0 0.77| 9.4 7.3 1000 277 13 168 14| 7.5 0.0 7.5| 48.3 0.0 48.3 48.3 0.80| 7.7 6.2 1500 281 15 178 12| 6.0 0.0 6.0| 56.4 0.0 56.4 37.6 0.83| 6.1 5.1 2000 282 17 186 12| 4.5 0.2 4.7| 58.3 0.0 58.3 29.1 0.83| 4.8 4.0 2500 283 18 191 11| 3.6 0.3 3.9| 60.2 0.0 60.2 24.1 0.84| 4.0 3.3 3000 283 19 196 11| 3.0 0.7 3.7| 67.5 0.0 67.5 22.5 0.84| 3.7 3.2 4000 284 22 210 11| 2.2 1.6 3.9| 91.5 0.0 91.5 22.9 0.80| 3.9 3.1 5000 284 25 225 13| 1.8 2.2 4.0|115.5 0.0 115.5 23.1 0.73| 4.0 2.9 6000 284 29 238 15| 1.5 2.3 3.8|131.7 0.0 131.7 21.9 0.69| 3.8 2.6 Wrote GIF file: /home/apache/climate/data/raob//U9612/skewt/U9612.skewt.20251204.12.gif