UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 28 OCT 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1015 29 -7.1 -9.6 82 2.5 -7.8 225 9 264.9 265.2 264.5 269.8 1.81 1 1005 106 -5.7 -8.2 82 2.5 -6.4 238 10 267.1 267.4 266.4 272.6 2.05 2 1000 145 -5.9 -8.3 83 2.4 -6.6 245 11 267.2 267.6 266.5 272.8 2.04 3 925 750 -10.1 -13.1 79 3.0 -10.8 310 13 269.0 269.2 266.8 273.1 1.50 4 850 1395 -15.3 -18.1 79 2.8 -15.9 300 9 270.1 270.3 266.8 273.2 1.08 5 809 1766 -18.3 -20.9 80 2.6 -18.8 304 8 270.8 270.9 266.9 273.3 0.89 6 758 2252 -19.3 -22.9 73 3.6 -19.9 309 7 274.8 274.9 269.4 277.1 0.80 7 700 2841 -22.1 -28.1 58 6.0 -22.9 315 5 278.0 278.1 270.9 279.6 0.54 8 622 3701 -26.1 -30.4 67 4.3 -26.6 343 9 283.0 283.1 273.8 284.5 0.49 9 575 4265 -28.7 -36.7 46 8.0 -29.5 2 11 286.4 286.4 275.2 287.3 0.29 10 565 4390 -29.5 -38.5 41 9.0 -30.3 6 11 286.9 286.9 275.5 287.7 0.24 11 500 5250 -35.7 -41.7 54 6.0 -36.1 35 15 289.5 289.5 276.7 290.2 0.20 12 469 5693 -38.9 -44.9 53 6.0 -39.2 41 19 290.9 290.9 277.3 291.4 0.15 13 406 6671 -45.9 -51.9 51 6.0 -46.1 54 28 294.1 294.1 278.8 294.4 0.08 14 400 6770 -46.3 -52.3 51 6.0 -46.5 55 29 294.8 294.8 279.1 295.1 0.08 15 300 8640 -54.3 -61.3 42 7.0 -54.4 25 35 308.8 308.8 284.9 308.9 0.03 16 288 8902 -55.5 -62.5 41 7.0 -55.6 25 33 310.7 310.7 285.6 310.8 0.03 17 250 9810 -54.9 -62.9 36 8.0 -55.1 15 27 324.4 324.5 290.2 324.6 0.03 18 229 10371 -53.9 -61.9 37 8.0 -54.1 5 25 334.2 334.2 292.9 334.4 0.04 19 200 11240 -53.5 -62.5 33 9.0 -53.7 350 23 348.0 348.1 296.3 348.2 0.04 20 150 13080 -55.3 -67.3 21 12.0 -55.6 335 21 374.8 374.8 301.4 374.9 0.03 21 100 15660 -57.9 -71.9 15 14.0 -58.2 350 15 415.9 415.9 307.2 416.0 0.02 22 89 16391 -59.1 -74.1 13 15.0 -59.5 350 16 427.6 427.6 308.6 427.7 0.02 23 83 16828 -58.9 -73.9 13 15.0 -59.3 350 16 436.6 436.6 309.6 436.7 0.02 24 70 17890 -60.7 -75.7 12 15.0 -61.0 350 17 454.5 454.5 311.3 454.6 0.02 25 50 19970 -64.1 -79.1 11 15.0 -64.4 15 9 492.4 492.4 314.4 492.5 0.02 26 30 23060 -67.9 -82.9 10 15.0 -68.2 50 23 559.5 559.5 318.6 559.6 0.01 27 20 25480 -71.3 -86.3 9 15.0 -71.6 75 25 617.9 617.9 321.4 618.0 0.01 28 17 26442 -70.9 -85.9 9 15.0 -71.3 648.6 648.6 322.6 648.7 0.01 TRP 288 8902 -55.5 -62.5 41 7.0 -55.6 25 33 310.7 310.7 285.6 310.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5105.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 66.08 % Est. max temperature: -2.11 C = 28.21 F Sfc-Lift cond lev (LCL): 975.33 mb = 338.87 m = 1111.76 ft T: -7.25 C 700-500 lapse rate: 5.65 C/km ThetaE index: 0.00 C Layer 1015.0--1245.2 mb Conv cond level (CCL): 906.10 mb = 907.44 m = 2977.14 ft Mean mixing ratio: 1.77 g/kg Conv temperature: -2.73 C = 27.09 F Cap Strength: 12.40 C Lifted Index: 13.91 C Risk: None Lifted Index @300 mb: 25.54 C Lifted Index @700 mb: 6.12 C Showalter Index: 13.62 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 17.60 C K Index: -3.70 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.77 J/kg Max Up Vert Vel: 3.68 m/s Conv Inhibition (B-): 50791.14 J/kg Cap Strength: 13.84 C Lift Cond Lev (LCL): 924.55 mb = 753.69 m = 2472.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 24 at 8 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 29 225 9 6.4 6.4 | 215 17 9.6 13.7 1 1000 145 245 11 10.0 4.6 | 228 18 13.2 12.0 2 925 750 310 13 10.0 -8.4 | 274 13 13.2 -1.0 3 850 1395 300 9 7.8 -4.5 | 256 11 11.1 2.8 4 700 2841 315 5 3.5 -3.5 | 241 8 6.8 3.8 5 500 5250 35 15 -8.6 -12.3 | 47 7 -5.3 -4.9 6 400 6770 55 29 -23.8 -16.6 | 66 22 -20.5 -9.3 7 300 8640 25 35 -14.8 -31.7 | 25 27 -11.5 -24.4 8 288 8902 25 33 -13.9 -29.9 | 25 25 -10.7 -22.6 9 250 9810 15 27 -7.0 -26.1 | 11 19 -3.7 -18.7 10 200 11240 350 23 4.0 -22.7 | 335 17 7.3 -15.3 11 150 13080 335 21 8.9 -19.0 | 314 17 12.1 -11.7 12 100 15660 350 15 2.6 -14.8 | 322 9 5.9 -7.4 13 70 17890 350 17 3.0 -16.7 | 326 11 6.2 -9.4 14 50 19970 15 9 -2.3 -8.7 | 325 2 0.9 -1.4 15 30 23060 50 23 -17.6 -14.8 | 63 16 -14.3 -7.4 16 20 25480 75 25 -24.1 -6.5 | 92 21 -20.9 0.9 Wind Parameters Mean winds (0-6000m): 354.0 at 10.7 knts Storm direction: 24.0 at 8.0 knts Shear (0-3000m) pos: 2.2 neg: 0.5 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 32.5 deg Storm rel helicity (0-3000m) pos: 71.9 neg: -17.2 tot: 54.8 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 34.05 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 ------------------------------------------------------------------------------- 500 260 11 237 17| 11.5 0.0 11.5| 53.6 0.0 53.6 107.2 0.96| 12.8 12.3 1000 285 12 254 15| 6.8 0.0 6.8| 70.1 -4.5 65.7 65.7 0.78| 9.8 7.7 1500 291 11 256 14| 4.5 0.9 5.5| 70.1 -11.9 58.2 38.8 0.57| 7.5 4.3 2000 294 10 256 13| 3.3 0.7 4.0| 70.1 -13.6 56.6 28.3 0.51| 6.0 3.1 2500 296 10 255 12| 2.5 0.6 3.1| 70.1 -15.7 54.4 21.8 0.44| 5.1 2.3 3000 298 9 254 12| 2.2 0.5 2.7| 71.9 -17.2 54.8 18.3 0.42| 4.6 1.9 4000 308 9 258 10| 2.4 0.4 2.8| 81.1 -17.2 63.9 16.0 0.51| 4.2 2.2 5000 329 9 274 8| 2.4 0.3 2.7| 91.1 -17.2 73.9 14.8 0.60| 4.2 2.5 6000 354 11 307 6| 2.7 0.2 2.9| 99.6 -17.2 82.5 13.7 0.55| 4.4 2.4 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251028.00.gif