UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 7 DEC 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1005 169 -2.1 -3.5 90 1.4 -2.6 230 3 270.7 271.1 270.3 278.6 2.93 1 1000 209 -2.5 -7.5 68 5.0 -4.1 235 1 270.6 271.0 269.0 276.6 2.17 2 925 823 -7.1 -8.8 88 1.7 -7.6 235 3 272.0 272.4 269.8 277.9 2.12 3 916 899 -7.5 -8.9 90 1.4 -7.9 215 4 272.4 272.8 270.1 278.3 2.13 4 852 1463 -7.3 -7.6 98 0.3 -7.4 65 9 278.3 278.7 274.2 285.4 2.53 5 850 1481 -7.3 -7.6 98 0.3 -7.4 60 9 278.5 278.9 274.3 285.6 2.54 6 796 1988 -11.3 -11.3 100 0.0 -11.3 9 13 279.5 279.9 274.2 285.3 2.02 7 774 2205 -7.3 -7.7 97 0.4 -7.4 348 15 286.1 286.5 278.6 294.1 2.76 8 705 2927 -11.1 -12.7 88 1.6 -11.6 275 21 289.6 290.0 279.4 295.7 2.04 9 700 2982 -11.5 -13.0 89 1.5 -11.9 270 21 289.7 290.1 279.4 295.7 2.01 10 646 3592 -17.3 -18.4 91 1.1 -17.6 269 21 289.9 290.2 278.7 294.1 1.39 11 639 3674 -14.9 -16.4 88 1.5 -15.3 269 21 293.5 293.8 280.7 298.6 1.66 12 594 4224 -17.7 -20.6 78 2.9 -18.4 268 21 296.5 296.7 281.5 300.4 1.25 13 500 5490 -27.7 -31.6 69 3.9 -28.2 265 21 299.3 299.4 281.8 301.1 0.54 14 465 6006 -32.3 -36.2 68 3.9 -32.7 265 26 299.8 299.9 281.8 301.1 0.37 15 400 7050 -39.9 -44.6 61 4.7 -40.2 265 35 303.1 303.2 282.9 303.8 0.18 16 300 8950 -55.1 -61.1 47 6.0 -55.2 265 52 307.7 307.7 284.5 307.8 0.03 17 291 9143 -56.7 -63.7 41 7.0 -56.8 266 51 308.1 308.1 284.7 308.2 0.03 18 250 10090 -63.3 -70.3 38 7.0 -63.3 270 48 312.0 312.0 286.1 312.0 0.01 19 235 10467 -65.5 -73.5 32 8.0 -65.5 270 48 314.2 314.2 286.8 314.2 0.01 20 200 11450 -63.5 -70.5 38 7.0 -63.6 280 42 332.2 332.2 292.3 332.3 0.01 21 150 13240 -59.9 -66.9 40 7.0 -60.0 275 38 366.9 366.9 300.0 367.0 0.03 22 144 13495 -58.7 -65.7 40 7.0 -58.9 274 38 373.3 373.3 301.2 373.5 0.04 23 100 15760 -62.7 -72.7 25 10.0 -62.9 270 35 406.6 406.6 306.1 406.7 0.02 24 70 17940 -65.7 -79.7 13 14.0 -65.9 280 38 443.8 443.8 310.3 443.9 0.01 25 50 19980 -68.7 -95.7 1 27.0 -68.9 280 52 481.6 481.6 313.6 481.6 0.00 26 35 22097 -71.3 -97.3 1 26.0 -71.5 280 67 526.5 526.5 316.7 526.5 0.00 27 30 23000 -74.3 -99.3 1 25.0 -74.5 280 73 542.1 542.1 317.6 542.1 0.00 28 27 23614 -74.3 -99.3 1 25.0 -74.5 285 64 558.7 558.7 318.6 558.7 0.00 29 25 24062 -74.3 -99.3 1 25.0 -74.5 571.1 571.1 319.2 571.1 0.00 TRP 235 10467 -65.5 -73.5 32 8.0 -65.5 270 48 314.2 314.2 286.8 314.2 0.01 WND 27 23614 -74.3 -99.3 1 25.0 -74.5 285 64 558.7 558.7 318.6 558.7 0.00 Sounding variables and indices 1000-500 mb thick: 5281.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 85.69 % Est. max temperature: 5.27 C = 41.48 F Sfc-Lift cond lev (LCL): 983.01 mb = 343.94 m = 1128.39 ft T: -3.51 C 700-500 lapse rate: 6.46 C/km ThetaE index: 1.98 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 809.82 mb = 1855.45 m = 6087.35 ft Mean mixing ratio: 2.16 g/kg Conv temperature: 6.50 C = 43.70 F Cap Strength: 17.20 C Lifted Index: 18.16 C Risk: None Lifted Index @300 mb: 21.40 C Lifted Index @700 mb: 13.03 C Showalter Index: 11.83 C Risk: None Total Totals Index: 40.50 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 20.10 C K Index: 11.30 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 3.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.50 J/kg Max Up Vert Vel: 3.61 m/s Conv Inhibition (B-): 42900.16 J/kg Cap Strength: 18.19 C Lift Cond Lev (LCL): 910.26 mb = 948.04 m = 3110.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 12 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 1005 169 230 3 2.3 1.9 | 134 12 -8.3 8.0 1 1000 209 235 1 0.8 0.6 | 124 12 -9.8 6.6 2 925 823 235 3 2.5 1.7 | 134 11 -8.1 7.8 3 850 1481 60 9 -7.8 -4.5 | 95 18 -18.4 1.6 4 700 2982 270 21 21.0 -0.0 | 240 12 10.4 6.1 5 500 5490 265 21 20.9 1.8 | 233 13 10.3 7.9 6 400 7050 265 35 34.9 3.1 | 249 26 24.3 9.1 7 300 8950 265 52 51.8 4.5 | 256 43 41.2 10.6 8 250 10090 270 48 48.0 -0.0 | 261 38 37.4 6.1 9 235 10467 270 48 48.0 -0.0 | 261 38 37.4 6.1 10 200 11450 280 42 41.4 -7.3 | 272 31 30.8 -1.2 11 150 13240 275 38 37.9 -3.3 | 264 27 27.3 2.7 12 100 15760 270 35 35.0 -0.0 | 256 25 24.4 6.1 13 70 17940 280 38 37.4 -6.6 | 271 27 26.8 -0.5 14 50 19980 280 52 51.2 -9.0 | 274 41 40.6 -3.0 15 30 23000 280 73 71.9 -12.7 | 276 62 61.3 -6.6 Wind Parameters Mean winds (0-6000m): 269.8 at 16.3 knts Storm direction: 299.8 at 12.2 knts Shear (0-3000m) pos: 0.1 neg: 3.3 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 105.3 deg Storm rel helicity (0-3000m) pos: 7.8 neg: -177.0 tot: -169.2 m^2/s^2 ave: -56.4 10^-3 m/s^2 rel: -0.77 Storm rel vorticity (0-3000m) horiz: 11.0 stream: -8.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 29.21 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 ------------------------------------------------------------------------------- 500 235 2 128 12| 0.6 0.0 0.6| 3.8 -5.5 -1.7 -3.4 -0.18| 3.2 -0.6 1000 204 3 133 13| 0.3 3.5 3.7| 7.8 -17.8 -10.0 -10.0 -0.19| 5.9 -1.1 1500 58 5 104 15| 0.2 4.4 4.6| 7.8 -88.6 -80.8 -53.8 -0.62| 9.0 -5.6 2000 22 7 90 13| 0.1 4.1 4.2| 7.8-128.1-120.3 -60.1 -0.70| 9.7 -6.8 2500 335 9 76 7| 0.1 3.6 3.7| 7.8-155.8-148.0 -59.2 -0.75| 10.9 -8.2 3000 286 11 172 3| 0.1 3.3 3.4| 7.8-177.0-169.2 -56.4 -0.77| 11.0 -8.5 4000 275 13 207 5| 0.1 2.4 2.5| 7.8-179.0-171.2 -42.8 -0.77| 8.3 -6.4 5000 272 15 217 7| 0.1 1.9 2.0| 7.8-181.1-173.3 -34.7 -0.77| 6.8 -5.2 6000 270 16 223 8| 0.0 2.1 2.2| 19.0-181.7-162.7 -27.1 -0.67| 6.2 -4.1 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251207.00.gif