UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 14 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 30 330 23 SFC 998 46 -3.5 -4.1 96 0.6 -3.7 330 23 269.8 270.3 269.5 277.4 2.82 2 925 642 -7.3 -9.0 88 1.7 -7.8 325 31 271.8 272.2 269.7 277.6 2.09 3 879 1038 -9.7 -11.7 85 2.0 -10.2 325 31 273.3 273.6 270.1 278.3 1.77 4 850 1298 -9.3 -11.3 85 2.0 -9.9 325 31 276.4 276.7 272.2 281.8 1.89 5 843 1362 -9.5 -11.6 85 2.1 -10.1 325 31 276.8 277.2 272.4 282.1 1.86 6 700 2779 -17.1 -18.9 86 1.8 -17.5 330 36 283.5 283.8 275.2 287.2 1.23 7 641 3437 -19.7 -21.8 83 2.1 -20.1 326 35 287.8 288.0 277.2 291.0 1.04 8 500 5240 -31.9 -35.0 74 3.1 -32.2 315 33 294.1 294.2 279.3 295.4 0.39 9 400 6780 -42.7 -47.0 63 4.3 -42.9 310 36 299.5 299.5 281.3 300.0 0.14 10 368 7340 -45.3 -49.6 62 4.3 -45.4 303 48 303.3 303.3 282.8 303.7 0.11 11 311 8461 -46.3 -52.3 51 6.0 -46.5 288 72 316.8 316.8 287.8 317.2 0.10 12 300 8700 -47.7 -53.7 50 6.0 -47.9 285 77 318.1 318.1 288.2 318.5 0.09 13 290 8923 -48.4 -54.7 48 6.2 -48.6 280 81 320.2 320.2 288.9 320.5 0.08 14 261 9610 -50.7 -57.7 43 7.0 -50.9 285 68 326.6 326.7 290.8 326.9 0.06 15 250 9890 -50.5 -57.5 43 7.0 -50.7 285 62 331.0 331.0 292.0 331.2 0.06 16 200 11340 -50.5 -58.5 38 8.0 -50.8 285 36 352.8 352.8 297.3 353.1 0.07 17 152 13133 -48.3 -58.3 31 10.0 -48.8 309 27 385.4 385.4 303.2 385.8 0.10 18 150 13220 -48.7 -58.7 30 10.0 -49.2 310 27 386.2 386.2 303.3 386.6 0.09 19 105 15545 -53.9 -64.9 25 11.0 -54.4 328 8 417.7 417.7 307.5 418.0 0.06 20 100 15860 -52.3 -64.3 22 12.0 -52.9 330 5 426.7 426.7 308.5 427.0 0.07 21 70 18180 -52.3 -64.3 22 12.0 -53.1 305 5 472.5 472.5 312.9 473.1 0.10 22 66 18560 -52.3 -64.3 22 12.0 -53.1 290 6 480.5 480.5 313.5 481.1 0.10 23 58 19398 -50.5 -63.5 20 13.0 -51.7 257 7 502.7 502.7 315.2 503.5 0.13 24 50 20360 -52.3 -65.3 19 13.0 -53.4 220 9 520.2 520.3 316.4 521.0 0.12 25 47 20760 -52.5 -65.5 19 13.0 -53.7 529.0 529.1 316.9 529.8 0.12 26 33 23043 -53.1 -66.1 19 13.0 -54.5 583.7 583.8 319.9 584.9 0.16 TRP 261 9610 -50.7 -57.7 43 7.0 -50.9 285 68 326.6 326.7 290.8 326.9 0.06 WND 290 8923 -48.4 -54.7 48 6.2 -48.6 280 81 320.2 320.2 288.9 320.5 0.08 Sounding variables and indices 1000-500 mb thick: 5210.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 83.57 % Est. max temperature: 3.22 C = 37.80 F Sfc-Lift cond lev (LCL): 988.52 mb = 120.71 m = 396.02 ft T: -3.98 C 700-500 lapse rate: 6.01 C/km ThetaE index: 0.00 C Layer 998.0- 0.0 mb Conv cond level (CCL): 915.84 mb = 719.36 m = 2360.09 ft Mean mixing ratio: 2.33 g/kg Conv temperature: -1.16 C = 29.90 F Cap Strength: 10.34 C Lifted Index: 13.90 C Risk: None Lifted Index @300 mb: 28.75 C Lifted Index @700 mb: 7.37 C Showalter Index: 10.62 C Risk: None Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 20.60 C K Index: 9.50 Risk: None Sweat Index: 95.00 Risk: None Energy Index: 2.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.65 J/kg Max Up Vert Vel: 4.39 m/s Conv Inhibition (B-): 44865.18 J/kg Cap Strength: 13.69 C Lift Cond Lev (LCL): 928.69 mb = 610.79 m = 2003.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 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 ---------------------------------------------------------- 0 998 46 330 23 11.5 -19.9 | 241 10 8.6 4.7 1 925 642 325 31 17.8 -25.4 | 273 15 14.9 -0.8 2 850 1298 325 31 17.8 -25.4 | 273 15 14.9 -0.8 3 700 2779 330 36 18.0 -31.2 | 293 16 15.1 -6.5 4 500 5240 315 33 23.3 -23.3 | 266 20 20.4 1.3 5 400 6780 310 36 27.6 -23.1 | 267 25 24.7 1.5 6 300 8700 285 77 74.4 -19.9 | 266 72 71.5 4.7 7 290 8923 280 81 79.8 -14.1 | 262 78 76.9 10.6 8 261 9610 285 68 65.7 -17.6 | 264 63 62.8 7.0 9 250 9890 285 62 59.9 -16.0 | 261 58 57.0 8.6 10 200 11340 285 36 34.8 -9.3 | 244 35 31.9 15.3 11 150 13220 310 27 20.7 -17.4 | 248 19 17.8 7.3 12 100 15860 330 5 2.5 -4.3 | 179 20 -0.4 20.3 13 70 18180 305 5 4.1 -2.9 | 183 22 1.2 21.8 14 50 20360 220 9 5.8 6.9 | 185 32 2.9 31.5 Wind Parameters Mean winds (0-6000m): 323.3 at 33.1 knts Storm direction: 353.3 at 24.8 knts Shear (0-3000m) pos: 0.8 neg: 1.5 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 48.7 deg Storm rel helicity (0-3000m) pos: 42.2 neg: -3.9 tot: 38.3 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.45 Bulk Shear: 6.66 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 ------------------------------------------------------------------------------- 500 328 26 258 11| 0.0 7.2 7.2| 16.8 0.0 16.8 33.6 0.80| 7.2 5.8 1000 326 29 266 13| 0.0 4.3 4.3| 19.8 0.0 19.8 19.8 0.77| 4.3 3.3 1500 326 29 269 14| 0.3 2.9 3.2| 23.5 0.0 23.5 15.7 0.79| 3.2 2.5 2000 326 30 272 14| 0.7 2.1 2.9| 31.2 0.0 31.2 15.6 0.82| 2.9 2.4 2500 327 31 275 14| 1.0 1.7 2.7| 39.0 0.0 39.0 15.6 0.84| 2.7 2.3 3000 327 32 278 15| 0.8 1.5 2.4| 42.2 -3.9 38.3 12.8 0.73| 2.6 1.9 4000 327 33 280 15| 0.6 1.2 1.9| 42.2 -20.6 21.6 5.4 0.39| 2.4 0.9 5000 325 33 279 16| 0.5 1.2 1.7| 42.2 -37.8 4.4 0.9 0.18| 2.3 0.4 6000 323 33 276 17| 0.4 1.2 1.6| 42.8 -41.2 1.6 0.3 0.13| 2.2 0.3 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251014.12.gif