UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for U4908... Searching the city database file for: U4908 ... Date:0000Z 17 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 1010 258 -11.3 -12.2 93 0.9 -11.5 220 1 261.1 261.3 261.0 265.1 1.48 1 1000 335 -9.1 -11.9 80 2.8 -9.8 250 5 264.0 264.3 263.3 268.2 1.53 2 976 524 -5.9 -9.0 79 3.1 -6.8 259 8 269.1 269.4 267.7 274.5 1.98 3 925 944 -7.5 -13.5 62 6.0 -9.1 280 15 271.6 271.9 268.5 275.7 1.46 4 850 1599 -8.7 -16.7 52 8.0 -10.6 315 11 277.0 277.2 271.5 280.6 1.22 5 825 1830 -9.7 -16.7 57 7.0 -11.4 317 11 278.4 278.6 272.3 282.0 1.25 6 784 2223 -10.5 -20.5 44 10.0 -12.8 321 10 281.6 281.7 273.7 284.4 0.95 7 764 2421 -11.3 -23.3 36 12.0 -13.7 323 10 282.8 282.9 274.1 285.1 0.77 8 700 3086 -16.1 -22.1 60 6.0 -17.3 330 9 284.7 284.8 275.3 287.5 0.93 9 672 3392 -18.1 -22.4 69 4.3 -18.9 335 13 285.8 285.9 275.9 288.6 0.94 10 655 3584 -16.7 -20.6 72 3.9 -17.6 339 16 289.4 289.6 278.1 292.9 1.13 11 624 3947 -18.3 -21.6 75 3.3 -19.0 345 20 291.6 291.8 279.1 295.0 1.09 12 583 4452 -20.7 -23.9 75 3.2 -21.3 354 27 294.6 294.7 280.3 297.6 0.95 13 500 5570 -28.3 -31.5 74 3.2 -28.7 15 42 298.5 298.6 281.5 300.3 0.55 14 477 5905 -30.5 -33.7 73 3.2 -30.9 17 48 299.9 299.9 281.9 301.4 0.46 15 400 7130 -39.9 -43.4 69 3.5 -40.1 25 71 303.1 303.2 283.0 303.9 0.21 16 300 9040 -54.1 -57.2 69 3.1 -54.2 30 79 309.1 309.1 285.1 309.3 0.06 17 290 9256 -55.8 -58.9 68 3.1 -55.8 35 81 309.7 309.7 285.3 309.9 0.05 18 288 9300 -56.1 -59.2 68 3.1 -56.2 35 81 309.9 309.9 285.3 310.0 0.05 19 250 10190 -60.5 -63.6 67 3.1 -60.5 35 75 316.1 316.1 287.5 316.2 0.03 20 240 10443 -62.3 -65.4 66 3.1 -62.3 35 71 317.1 317.1 287.8 317.2 0.02 21 217 11065 -62.5 -65.6 66 3.1 -62.6 32 56 326.1 326.1 290.6 326.2 0.03 22 200 11570 -61.5 -64.7 66 3.2 -61.6 30 44 335.4 335.4 293.2 335.5 0.03 23 151 13318 -59.7 -63.1 64 3.4 -59.8 35 31 366.5 366.5 300.0 366.8 0.05 24 150 13360 -59.7 -63.1 64 3.4 -59.8 35 31 367.2 367.2 300.1 367.5 0.05 25 116 14969 -58.7 -62.7 60 4.0 -58.8 22 18 397.1 397.1 304.9 397.4 0.07 26 100 15900 -59.1 -63.4 57 4.3 -59.2 15 11 413.5 413.6 307.0 413.9 0.08 27 70 18130 -59.9 -64.9 52 5.0 -60.1 355 15 456.2 456.3 311.5 456.7 0.09 28 52 19986 -60.3 -66.3 45 6.0 -60.6 306 8 495.8 495.8 314.7 496.4 0.10 29 50 20230 -60.5 -66.5 45 6.0 -60.8 300 7 500.9 500.9 315.1 501.5 0.10 30 36 22277 -58.5 -66.5 35 8.0 -59.1 258 15 555.4 555.5 318.5 556.4 0.14 31 30 23420 -58.3 -66.3 35 8.0 -59.0 235 19 585.7 585.8 320.0 587.0 0.17 32 24 24828 -56.5 -65.5 31 9.0 -57.6 238 16 629.5 629.6 322.0 631.4 0.24 33 20 25990 -54.1 -64.1 28 10.0 -55.8 240 13 670.6 670.7 323.6 673.5 0.35 34 13 28784 -49.3 -62.3 20 13.0 -53.1 775.1 775.4 326.8 781.6 0.67 35 11 29888 -45.9 -60.9 17 15.0 -51.4 825.4 825.9 328.1 835.2 0.96 TRP 240 10443 -62.3 -65.4 66 3.1 -62.3 35 71 317.1 317.1 287.8 317.2 0.02 WND 290 9256 -55.8 -58.9 68 3.1 -55.8 35 81 309.7 309.7 285.3 309.9 0.05 Sounding variables and indices 1000-500 mb thick: 5235.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 64.60 % Est. max temperature: 3.92 C = 39.05 F Sfc-Lift cond lev (LCL): 995.30 mb = 371.70 m = 1219.49 ft T: -8.48 C 700-500 lapse rate: 4.91 C/km ThetaE index: 0.00 C Layer 1010.0--40493602596582518920118417785953976320.0 mb Conv cond level (CCL): 713.12 mb = 2944.82 m = 9661.36 ft Mean mixing ratio: 1.66 g/kg Conv temperature: 11.93 C = 53.47 F Cap Strength: 18.54 C Lifted Index: 20.66 C Risk: None Lifted Index @300 mb: 25.16 C Lifted Index @700 mb: 11.48 C Showalter Index: 15.16 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 11.60 C K Index: -3.10 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 4.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.54 J/kg Max Up Vert Vel: 8.43 m/s Conv Inhibition (B-): 60303.90 J/kg Cap Strength: 20.46 C Lift Cond Lev (LCL): 898.05 mb = 1173.02 m = 3848.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 28 at 16 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 1010 258 220 1 0.6 0.8 | 209 17 8.1 14.8 1 1000 335 250 5 4.7 1.7 | 218 20 12.2 15.8 2 925 944 280 15 14.8 -2.6 | 243 25 22.2 11.5 3 850 1599 315 11 7.8 -7.8 | 248 16 15.2 6.3 4 700 3086 330 9 4.5 -7.8 | 242 14 12.0 6.3 5 500 5570 15 42 -10.9 -40.6 | 7 27 -3.4 -26.5 6 400 7130 25 71 -30.0 -64.3 | 24 55 -22.5 -50.3 7 300 9040 30 79 -39.5 -68.4 | 31 63 -32.0 -54.3 8 290 9256 35 81 -46.5 -66.4 | 37 65 -39.0 -52.3 9 250 10190 35 75 -43.0 -61.4 | 37 59 -35.6 -47.4 10 240 10443 35 71 -40.7 -58.2 | 37 55 -33.3 -44.1 11 200 11570 30 44 -22.0 -38.1 | 31 28 -14.5 -24.0 12 150 13360 35 31 -17.8 -25.4 | 42 15 -10.3 -11.3 13 100 15900 15 11 -2.8 -10.6 | 233 6 4.6 3.5 14 70 18130 355 15 1.3 -14.9 | 276 9 8.8 -0.9 15 50 20230 300 7 6.1 -3.5 | 232 17 13.5 10.6 16 30 23420 235 19 15.6 10.9 | 223 34 23.0 25.0 17 20 25990 240 13 11.3 6.5 | 222 28 18.7 20.6 Wind Parameters Mean winds (0-6000m): 357.9 at 21.2 knts Storm direction: 27.9 at 15.9 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 43.7 deg Storm rel helicity (0-3000m) pos: 94.9 neg: -5.5 tot: 89.3 m^2/s^2 ave: 29.8 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 2.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.50 Bulk Shear: 70.68 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 ------------------------------------------------------------------------------- 500 264 8 225 21| 11.7 0.0 11.7| 51.8 0.0 51.8 103.6 0.79| 12.1 9.6 1000 278 11 235 22| 6.6 0.0 6.6| 84.9 0.0 84.9 84.9 0.73| 10.2 7.5 1500 288 11 239 21| 3.8 0.0 3.8| 86.8 -0.8 85.9 57.3 0.60| 8.4 5.1 2000 295 11 242 20| 2.7 0.0 2.7| 86.8 -2.3 84.4 42.2 0.56| 6.6 3.7 2500 301 11 243 19| 2.0 0.0 2.0| 86.8 -4.2 82.5 33.0 0.52| 5.5 2.9 3000 305 10 243 18| 2.0 0.0 2.0| 94.9 -5.5 89.3 29.8 0.53| 5.1 2.7 4000 321 12 253 16| 3.2 0.0 3.2|146.0 -5.5 140.4 35.1 0.68| 5.7 3.9 5000 342 16 276 12| 4.0 0.0 4.0|217.6 -5.5 212.1 42.4 0.73| 6.3 4.6 6000 358 21 311 11| 4.8 0.0 4.8|290.6 -5.5 285.1 47.5 0.67| 6.9 4.6 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20251017.00.gif