UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U9572... Searching the city database file for: U9572 ... Date:1200Z 7 DEC 25 Station: U9572 WMO ident: 29572 Latitude: 56.18 Longitude: 92.62 ------------------------------------------------------------------------------- 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 1000 0 0.0 -4.6 71 4.6 -1.7 0 0 273.1 273.6 271.5 280.6 2.71 1 778 2010 -19.3 -22.6 75 3.3 -19.8 272 35 272.7 272.9 268.1 275.1 0.80 2 727 2529 -21.7 -25.1 74 3.4 -22.2 277 38 275.5 275.6 269.6 277.5 0.68 3 700 2815 -23.7 -27.1 74 3.4 -24.2 280 40 276.2 276.3 269.9 278.0 0.59 4 593 4007 -33.3 -36.5 73 3.2 -33.6 278 53 278.5 278.6 270.8 279.4 0.28 5 584 4115 -32.5 -35.6 74 3.1 -32.7 277 54 280.7 280.7 272.1 281.7 0.31 6 582 4139 -32.7 -35.8 74 3.1 -33.0 277 54 280.7 280.8 272.1 281.7 0.31 7 500 5200 -37.5 -44.5 48 7.0 -37.9 275 66 287.3 287.3 275.5 287.8 0.15 8 482 5451 -38.7 -46.7 43 8.0 -39.1 275 67 288.9 288.9 276.3 289.3 0.12 9 422 6347 -45.7 -54.7 36 9.0 -45.9 275 71 291.1 291.1 277.3 291.3 0.05 10 400 6700 -48.9 -57.9 34 9.0 -49.1 275 73 291.4 291.4 277.4 291.6 0.04 11 328 7977 -55.9 -62.9 41 7.0 -56.0 278 77 298.8 298.8 280.8 298.9 0.02 12 300 8540 -57.5 -64.5 41 7.0 -57.6 280 79 304.3 304.3 283.1 304.4 0.02 13 290 8754 -57.7 -64.7 40 7.0 -57.8 281 78 306.9 307.0 284.2 307.0 0.02 14 282 8930 -57.9 -64.9 40 7.0 -58.0 282 77 309.2 309.2 285.0 309.2 0.02 15 250 9690 -57.1 -64.1 41 7.0 -57.2 285 73 321.2 321.2 289.1 321.3 0.03 16 235 10082 -56.9 -63.9 41 7.0 -57.0 327.2 327.2 291.0 327.3 0.03 TRP WND 290 8754 -57.7 -64.7 40 7.0 -57.8 306.9 307.0 284.2 307.0 0.02 Sounding variables and indices 1000-500 mb thick: 5200.00 m Freezing level: 1000.00 mb = 0.00 m = 0.00 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 70.62 % Est. max temperature: -0.09 C = 31.83 F Sfc-Lift cond lev (LCL): 930.65 mb = 575.56 m = 1888.28 ft T: -5.53 C 700-500 lapse rate: 5.79 C/km ThetaE index: 5.52 C Layer 778.0- 727.0 mb Conv cond level (CCL): 778.00 mb = 2010.10 m = 6594.75 ft Mean mixing ratio: 2.48 g/kg Conv temperature: 10.60 C = 51.08 F Cap Strength: 1.76 C Lifted Index: 6.60 C Risk: None Lifted Index @300 mb: 17.42 C Lifted Index @700 mb: -0.87 C Showalter Index: 9.06 C Risk: None Total Totals Index: 46.25 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 21.25 C K Index: 5.35 Risk: None Sweat Index: 111.45 Risk: None Energy Index: 2.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 144.63 J/kg Max Up Vert Vel: 17.01 m/s Conv Inhibition (B-): 1.33 J/kg Cap Strength: 6.23 C Lift Cond Lev (LCL): 916.16 mb = 701.20 m = 2300.51 ft Lev Free Conv (LFC): 901.16 mb = 833.39 m = 2734.19 ft Equ Level (EL): 591.16 mb = 4028.69 m = 13217.33 ft B at Equ Level: 141.51 J/kg Max Parcel Lev (MPL): 511.16 mb = 5045.80 m = 16554.27 ft Wind level data Storm motion: 306 at 32 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 1013 0 0 0 -0.0 -0.0 | 126 32 -26.0 18.8 1 992 178 0 0 -0.0 -0.0 | 126 32 -26.0 18.8 2 925 739 290 17 16.0 -5.8 | 142 16 -10.0 13.0 3 850 1377 265 31 30.9 2.7 | 193 22 4.9 21.5 4 700 2815 280 40 39.4 -6.9 | 229 18 13.4 11.8 5 500 5200 275 66 65.7 -5.8 | 252 42 39.8 13.0 6 400 6700 275 73 72.7 -6.4 | 255 48 46.7 12.4 7 300 8540 280 79 77.8 -13.7 | 264 52 51.8 5.1 8 290 8754 9 250 9690 285 73 70.5 -18.9 | 270 45 44.5 -0.1 Wind Parameters Mean winds (0-6000m): 275.8 at 42.7 knts Storm direction: 305.8 at 32.1 knts Shear (0-3000m) pos: 2.3 neg: 5.4 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 106.9 deg Storm rel helicity (0-3000m) pos: 170.7 neg: -27.0 tot: 143.7 m^2/s^2 ave: 47.9 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 5.5 10^-3/s Energy-Hel index: 0.12 Bulk Rich Number: 0.71 Bulk Shear: 202.75 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 ------------------------------------------------------------------------------- 500 320 3 124 29| 0.0 10.0 10.0| 1.7 -27.0 -25.3 -50.6 -0.30| 10.7 -3.3 1000 287 10 134 23| 0.0 11.7 11.7| 62.7 -27.0 35.8 35.8 0.39| 14.0 5.4 1500 276 16 150 20| 0.0 10.9 10.9|105.9 -27.0 78.9 52.6 0.50| 13.3 6.7 2000 273 21 163 19| 1.1 8.2 9.3|128.0 -27.0 101.0 50.5 0.55| 11.1 6.1 2500 273 24 173 17| 1.8 6.5 8.4|150.1 -27.0 123.1 49.2 0.58| 9.8 5.7 3000 275 27 182 16| 2.3 5.4 7.7|170.7 -27.0 143.7 47.9 0.61| 9.0 5.5 4000 276 32 200 16| 1.7 5.5 7.2|204.2 -27.0 177.3 44.3 0.59| 8.2 4.8 5000 276 38 218 19| 1.4 5.5 6.9|232.3 -27.0 205.3 41.1 0.54| 7.7 4.2 6000 276 43 229 22| 1.1 5.1 6.3|253.3 -27.0 226.3 37.7 0.53| 6.9 3.6 Wrote GIF file: /home/apache/climate/data/raob//U9572/skewt/U9572.skewt.20251207.12.gif