UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 20 OCT 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 1007 260 -18.9 -20.8 85 1.9 -19.2 0 0 253.7 253.9 253.5 255.7 0.72 1 1000 313 -13.3 -16.3 78 3.0 -13.9 335 1 259.9 260.0 259.3 262.7 1.07 2 991 383 -5.7 -8.5 81 2.8 -6.5 327 1 268.1 268.5 267.1 273.6 2.03 3 986 423 -3.5 -6.1 82 2.6 -4.4 323 1 270.7 271.1 269.5 277.4 2.45 4 971 544 -1.9 -4.0 86 2.1 -2.7 310 1 273.5 274.0 272.1 281.5 2.92 5 970 553 -1.9 -4.0 86 2.1 -2.7 310 1 273.6 274.1 272.1 281.6 2.93 6 950 718 -2.1 -8.1 63 6.0 -4.1 292 1 275.1 275.4 271.8 281.1 2.18 7 925 931 -0.3 -13.3 37 13.0 -4.2 270 1 279.0 279.3 273.1 283.3 1.48 8 904 1115 0.6 -17.4 25 18.0 -4.4 229 1 281.8 282.0 274.0 285.0 1.08 9 870 1422 -0.3 -21.3 19 21.0 -5.7 161 1 283.9 284.1 274.8 286.4 0.80 10 850 1607 -1.5 -16.5 31 15.0 -5.8 120 1 284.6 284.8 275.7 288.3 1.24 11 827 1825 -2.7 -12.7 46 10.0 -5.8 111 2 285.5 285.9 277.0 290.7 1.74 12 755 2542 -6.3 -27.3 17 21.0 -10.7 80 3 289.2 289.3 277.1 290.9 0.54 13 700 3131 -8.9 -28.9 18 20.0 -12.9 55 5 292.6 292.7 278.7 294.3 0.50 14 643 3783 -12.5 -34.5 14 22.0 -16.1 56 8 295.7 295.8 279.9 296.8 0.32 15 573 4651 -19.1 -31.1 34 12.0 -21.0 58 12 297.9 298.0 281.1 299.6 0.50 16 500 5650 -26.5 -37.5 35 11.0 -27.8 60 17 300.7 300.8 282.1 301.8 0.30 17 400 7220 -38.7 -48.7 34 10.0 -39.2 50 13 304.7 304.7 283.4 305.1 0.11 18 328 8558 -49.1 -58.1 34 9.0 -49.3 33 13 308.2 308.2 284.7 308.4 0.05 19 300 9140 -53.1 -62.1 33 9.0 -53.2 25 13 310.5 310.5 285.5 310.6 0.03 20 250 10290 -60.1 -69.1 30 9.0 -60.2 360 13 316.7 316.7 287.7 316.8 0.01 21 224 10970 -64.3 -72.3 33 8.0 -64.4 348 13 320.4 320.4 288.9 320.4 0.01 22 208 11422 -66.1 -74.1 32 8.0 -66.1 340 13 324.4 324.4 290.1 324.5 0.01 23 200 11660 -65.9 -73.9 32 8.0 -66.0 345 13 328.4 328.4 291.3 328.4 0.01 24 198 11721 -66.3 -74.3 32 8.0 -66.4 346 13 328.7 328.7 291.3 328.7 0.01 25 192 11907 -66.3 -74.3 32 8.0 -66.4 348 12 331.6 331.6 292.2 331.6 0.01 26 162 12945 -61.5 -70.5 29 9.0 -61.6 360 10 356.2 356.2 298.0 356.3 0.02 27 150 13420 -62.5 -71.5 29 9.0 -62.6 5 9 362.4 362.4 299.2 362.5 0.02 28 112 15234 -61.3 -70.3 29 9.0 -61.4 333 10 396.2 396.2 304.7 396.4 0.03 29 100 15940 -60.9 -70.9 26 10.0 -61.1 320 11 410.1 410.1 306.5 410.2 0.03 30 70 18150 -62.1 -73.1 22 11.0 -62.4 345 7 451.5 451.5 311.0 451.7 0.03 31 50 20230 -62.1 -74.1 19 12.0 -62.4 320 17 497.1 497.2 314.8 497.3 0.03 32 43 21162 -62.5 -75.5 16 13.0 -62.9 314 18 518.1 518.1 316.2 518.3 0.03 33 30 23400 -59.5 -73.5 15 14.0 -60.3 300 19 582.4 582.5 319.8 582.9 0.06 34 25 24539 -58.3 -73.3 13 15.0 -59.5 313 20 617.1 617.1 321.4 617.6 0.08 35 20 25950 -54.9 -70.9 12 16.0 -56.9 330 21 668.1 668.2 323.4 669.2 0.13 36 12 29259 -49.1 -68.1 9 19.0 -53.8 793.8 793.9 327.2 797.1 0.33 TRP 208 11422 -66.1 -74.1 32 8.0 -66.1 340 13 324.4 324.4 290.1 324.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5337.00 m Freezing level: Surface below freezing Freezing level: 918.00 mb = 992.26 m = 3255.41 ft Freezing level: 881.33 mb = 1319.32 m = 4328.43 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 31.60 % Est. max temperature: 11.77 C = 53.18 F Sfc-Lift cond lev (LCL): 976.07 mb = 503.06 m = 1650.43 ft T: -2.44 C 700-500 lapse rate: 6.99 C/km ThetaE index: 0.49 C Layer 950.0- 925.0 mb Conv cond level (CCL): 1000.00 mb = 313.00 m = 1026.89 ft Mean mixing ratio: 1.95 g/kg Conv temperature: -8.40 C = 16.89 F Cap Strength: 17.03 C Lifted Index: 18.28 C Risk: None Lifted Index @300 mb: 22.41 C Lifted Index @700 mb: 14.58 C Showalter Index: 11.04 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 25.00 C Cross Totals Index: 10.00 C K Index: -11.50 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 2.87 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 69.94 J/kg Max Up Vert Vel: 11.83 m/s Conv Inhibition (B-): 62154.80 J/kg Cap Strength: 18.19 C Lift Cond Lev (LCL): 864.92 mb = 1468.23 m = 4816.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 89 at 6 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 1007 260 0 0 -0.0 -0.0 | 269 6 5.5 0.1 1 1000 313 335 1 0.4 -0.9 | 278 6 6.0 -0.8 2 925 931 270 1 1.0 -0.0 | 269 7 6.5 0.1 3 850 1607 120 1 -0.9 0.5 | 262 5 4.7 0.6 4 700 3131 55 5 -4.1 -2.9 | 332 3 1.4 -2.7 5 500 5650 60 17 -14.7 -8.5 | 48 12 -9.2 -8.4 6 400 7220 50 13 -10.0 -8.4 | 28 9 -4.4 -8.2 7 300 9140 25 13 -5.5 -11.8 | 360 12 0.0 -11.7 8 250 10290 360 13 -0.0 -13.0 | 337 14 5.5 -12.9 9 208 11422 340 13 4.4 -12.2 | 320 16 10.0 -12.1 10 200 11660 345 13 3.4 -12.6 | 324 15 8.9 -12.4 11 150 13420 5 9 -0.8 -9.0 | 332 10 4.7 -8.8 12 100 15940 320 11 7.1 -8.4 | 303 15 12.6 -8.3 13 70 18150 345 7 1.8 -6.8 | 312 10 7.3 -6.6 14 50 20230 320 17 10.9 -13.0 | 308 21 16.5 -12.9 15 30 23400 300 19 16.5 -9.5 | 293 24 22.0 -9.4 16 20 25950 330 21 10.5 -18.2 | 318 24 16.0 -18.1 Wind Parameters Mean winds (0-6000m): 58.7 at 7.4 knts Storm direction: 88.7 at 5.5 knts Shear (0-3000m) pos: 0.0 neg: 1.0 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 74.7 deg Storm rel helicity (0-3000m) pos: 4.1 neg: -3.6 tot: 0.5 m^2/s^2 ave: 0.2 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 1.8 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.94 Bulk Shear: 7.82 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 ------------------------------------------------------------------------------- 500 313 1 275 6| 0.0 1.0 1.0| 1.3 -1.0 0.3 0.6 0.14| 1.8 0.3 1000 283 1 271 6| 0.0 0.5 0.5| 1.3 -3.3 -2.0 -2.0 -0.33| 1.7 -0.6 1500 280 1 271 7| 0.0 0.5 0.5| 1.7 -3.5 -1.9 -1.2 -0.20| 1.7 -0.3 2000 95 1 267 4| 0.0 0.7 0.7| 1.9 -3.6 -1.7 -0.8 -0.11| 1.7 -0.2 2500 74 2 275 4| 0.0 0.8 0.8| 2.8 -3.6 -0.7 -0.3 0.10| 1.7 0.2 3000 59 2 285 4| 0.0 1.0 1.0| 4.1 -3.6 0.5 0.2 0.24| 1.8 0.4 4000 57 4 306 3| 0.6 0.7 1.3| 8.1 -3.6 4.5 1.1 0.39| 2.0 0.8 5000 58 6 343 3| 1.0 0.6 1.6| 12.6 -3.6 9.0 1.8 0.40| 2.1 0.8 6000 59 7 12 4| 1.0 0.4 1.3| 14.5 -8.0 6.5 1.1 0.30| 2.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251020.00.gif