UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 13 OCT 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1023 5 -6.9 -9.8 80 2.9 -7.7 220 7 264.5 264.8 264.1 269.3 1.77 1 1000 182 -6.7 -11.7 68 5.0 -8.0 240 7 266.5 266.7 265.1 270.7 1.56 2 985 300 -7.5 -13.5 62 6.0 -9.0 258 7 266.8 267.0 265.0 270.6 1.37 3 976 372 -6.1 -11.1 68 5.0 -7.5 270 7 268.9 269.2 267.0 273.5 1.67 4 950 583 -5.5 -11.5 63 6.0 -7.2 303 7 271.6 271.9 268.8 276.2 1.67 5 925 793 -4.3 -5.8 89 1.5 -4.8 335 7 274.9 275.4 272.5 282.3 2.68 6 918 853 -4.3 -5.6 91 1.3 -4.8 336 7 275.5 276.0 272.9 283.1 2.74 7 850 1460 -3.3 -4.4 92 1.1 -3.7 350 9 282.7 283.2 277.6 291.9 3.24 8 840 1554 -3.1 -4.5 90 1.4 -3.7 351 9 283.9 284.4 278.2 293.1 3.26 9 776 2176 -7.5 -12.5 67 5.0 -9.0 359 12 285.6 286.0 277.2 291.2 1.88 10 700 2971 -12.3 -14.1 86 1.8 -12.8 10 15 288.9 289.2 278.8 294.3 1.83 11 652 3508 -16.7 -18.5 86 1.8 -17.1 16 15 289.8 290.1 278.6 294.0 1.36 12 648 3554 -16.9 -18.7 86 1.8 -17.3 17 15 290.1 290.3 278.7 294.2 1.35 13 630 3766 -15.9 -22.9 55 7.0 -17.4 19 14 293.6 293.8 279.8 296.6 0.96 14 609 4020 -16.5 -31.5 26 15.0 -19.0 22 14 295.8 295.8 280.1 297.2 0.45 15 600 4132 -17.1 -30.1 31 13.0 -19.3 24 14 296.3 296.4 280.5 298.0 0.52 16 500 5470 -27.1 -34.1 51 7.0 -28.0 40 13 300.0 300.1 282.0 301.4 0.43 17 494 5557 -27.3 -34.3 51 7.0 -28.2 41 13 300.8 300.9 282.3 302.2 0.42 18 433 6497 -33.7 -44.7 32 11.0 -34.5 53 16 304.2 304.2 283.3 304.8 0.16 19 400 7050 -37.3 -48.3 31 11.0 -37.9 60 17 306.5 306.5 284.2 306.9 0.12 20 393 7171 -37.9 -48.9 31 11.0 -38.5 60 17 307.3 307.3 284.4 307.7 0.11 21 300 8970 -51.3 -62.3 26 11.0 -51.5 55 19 313.0 313.0 286.4 313.2 0.03 22 250 10130 -60.1 -70.1 26 10.0 -60.2 65 17 316.7 316.7 287.7 316.8 0.01 23 244 10281 -61.5 -71.5 25 10.0 -61.6 65 19 316.8 316.8 287.7 316.9 0.01 24 236 10487 -61.5 -70.5 29 9.0 -61.6 62 19 319.9 319.9 288.7 319.9 0.01 25 200 11520 -57.7 -69.7 20 12.0 -57.9 45 21 341.4 341.4 294.7 341.5 0.02 26 186 11978 -56.5 -69.5 18 13.0 -56.7 48 19 350.5 350.5 296.8 350.6 0.02 27 150 13340 -56.9 -71.9 13 15.0 -57.2 55 13 372.0 372.0 300.9 372.1 0.02 28 100 15930 -54.3 -71.3 11 17.0 -54.8 70 9 422.8 422.8 308.0 422.9 0.03 29 70 18210 -54.1 -72.1 9 18.0 -54.9 90 5 468.6 468.7 312.5 468.8 0.03 30 54 19882 -52.3 -70.3 10 18.0 -53.5 508.9 508.9 315.6 509.2 0.05 TRP 244 10281 -61.5 -71.5 25 10.0 -61.6 65 19 316.8 316.8 287.7 316.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5288.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.38 inches Sfc-500 mean rel hum: 67.01 % Est. max temperature: 8.86 C = 47.94 F Sfc-Lift cond lev (LCL): 976.82 mb = 365.05 m = 1197.65 ft T: -6.23 C 700-500 lapse rate: 5.92 C/km ThetaE index: 1.95 C Layer 776.0- 700.0 mb Conv cond level (CCL): 669.81 mb = 3304.25 m = 10840.57 ft Mean mixing ratio: 1.78 g/kg Conv temperature: 18.21 C = 64.77 F Cap Strength: 19.82 C Lifted Index: 21.40 C Risk: None Lifted Index @300 mb: 27.55 C Lifted Index @700 mb: 14.81 C Showalter Index: 7.74 C Risk: None Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 22.70 C K Index: 17.60 Risk: < 20 % chance of thunderstorms Sweat Index: 31.00 Risk: None Energy Index: 1.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.82 J/kg Max Up Vert Vel: 9.04 m/s Conv Inhibition (B-): 36193.20 J/kg Cap Strength: 21.33 C Lift Cond Lev (LCL): 905.82 mb = 958.17 m = 3143.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 44 at 9 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 1023 5 220 7 4.5 5.4 | 222 16 10.7 11.8 1 1000 182 240 7 6.1 3.5 | 231 16 12.3 9.9 2 925 793 335 7 3.0 -6.3 | 269 9 9.2 0.1 3 850 1460 350 9 1.6 -8.9 | 287 8 7.8 -2.4 4 700 2971 10 15 -2.6 -14.8 | 337 9 3.6 -8.3 5 500 5470 40 13 -8.4 -10.0 | 31 4 -2.1 -3.5 6 400 7050 60 17 -14.7 -8.5 | 76 9 -8.5 -2.1 7 300 8970 55 19 -15.6 -10.9 | 65 10 -9.3 -4.5 8 250 10130 65 17 -15.4 -7.2 | 85 9 -9.2 -0.7 9 244 10281 65 19 -17.2 -8.0 | 82 11 -11.0 -1.6 10 200 11520 45 21 -14.8 -14.8 | 46 12 -8.6 -8.4 11 150 13340 55 13 -10.6 -7.5 | 77 5 -4.4 -1.0 12 100 15930 70 9 -8.5 -3.1 | 146 4 -2.2 3.4 13 70 18210 90 5 -5.0 0.0 | 191 7 1.2 6.4 Wind Parameters Mean winds (0-6000m): 14.0 at 11.9 knts Storm direction: 44.0 at 9.0 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 114.8 deg Storm rel helicity (0-3000m) pos: 65.0 neg: 0.0 tot: 65.0 m^2/s^2 ave: 21.7 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.10 Bulk Shear: 37.07 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 ------------------------------------------------------------------------------- 500 252 7 236 15| 8.3 0.0 8.3| 32.0 0.0 32.0 64.1 0.93| 8.8 8.2 1000 289 7 252 14| 6.5 0.0 6.5| 44.4 0.0 44.4 44.4 0.82| 7.7 6.3 1500 316 8 265 11| 5.0 0.0 5.0| 49.0 0.0 49.0 32.7 0.84| 5.9 4.9 2000 331 8 274 10| 4.4 0.0 4.4| 54.0 0.0 54.0 27.0 0.86| 5.0 4.3 2500 341 9 283 9| 4.0 0.0 4.0| 59.4 0.0 59.4 23.7 0.87| 4.5 3.9 3000 350 10 292 9| 3.7 0.0 3.7| 65.0 0.0 65.0 21.7 0.88| 4.2 3.7 4000 359 11 306 8| 2.7 0.0 2.7| 69.5 0.0 69.5 17.4 0.86| 3.5 3.0 5000 7 12 317 7| 2.1 0.0 2.1| 72.9 0.0 72.9 14.6 0.85| 3.1 2.7 6000 14 12 327 6| 1.8 0.0 1.8| 76.3 0.0 76.3 12.7 0.85| 2.9 2.5 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251013.00.gif