UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 23 APR 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 27 300 7 SFC 998 43 0.6 -0.8 90 1.4 0.0 300 7 273.9 274.5 273.3 283.7 3.61 2 925 647 -3.7 -4.7 93 1.0 -4.1 310 15 275.5 276.0 273.2 283.6 2.91 3 871 1121 -6.5 -7.1 95 0.6 -6.7 303 21 277.4 277.8 273.8 284.6 2.57 4 850 1312 -5.9 -6.3 97 0.4 -6.0 300 23 280.0 280.4 275.6 287.9 2.80 5 797 1817 -5.1 -5.1 100 0.0 -5.1 287 27 286.0 286.6 279.3 295.4 3.28 6 750 2294 -6.5 -6.5 100 0.0 -6.5 274 31 289.5 290.1 280.7 298.7 3.13 7 706 2766 -6.5 -6.5 100 0.0 -6.5 262 35 294.6 295.2 283.2 304.5 3.33 8 700 2833 -6.7 -6.9 98 0.2 -6.8 260 36 295.1 295.6 283.3 304.8 3.25 9 605 3956 -12.9 -14.1 91 1.2 -13.3 258 47 300.5 300.9 284.2 307.1 2.12 10 524 5035 -20.3 -21.9 87 1.6 -20.7 256 58 304.2 304.4 284.7 308.3 1.26 11 500 5380 -22.9 -25.7 78 2.8 -23.4 255 62 305.1 305.3 284.7 308.2 0.94 12 400 6970 -35.7 -39.8 66 4.1 -36.1 245 77 308.6 308.6 285.2 309.7 0.30 13 300 8900 -51.5 -58.5 43 7.0 -51.7 245 79 312.8 312.8 286.4 312.9 0.05 14 253 9995 -57.7 -64.7 40 7.0 -57.8 245 81 319.2 319.2 288.5 319.3 0.03 15 250 10070 -58.1 -65.1 40 7.0 -58.2 245 81 319.7 319.7 288.6 319.8 0.02 16 246 10172 -58.7 -65.7 40 7.0 -58.8 245 81 320.3 320.3 288.9 320.4 0.02 17 200 11500 -52.1 -62.1 29 10.0 -52.4 255 62 350.3 350.3 296.7 350.5 0.04 18 184 12044 -49.1 -61.1 23 12.0 -49.6 259 56 363.6 363.6 299.4 363.8 0.06 19 150 13380 -51.3 -67.3 13 16.0 -51.8 270 40 381.7 381.7 302.5 381.8 0.03 20 100 16000 -52.5 -70.5 10 18.0 -53.1 285 33 426.3 426.3 308.4 426.4 0.03 21 91 16608 -52.7 -71.7 8 19.0 -53.4 284 29 437.5 437.6 309.6 437.7 0.03 22 70 18300 -52.9 -72.9 7 20.0 -53.8 280 19 471.2 471.2 312.7 471.4 0.03 23 50 20470 -54.9 -74.9 7 20.0 -55.9 300 7 514.1 514.1 315.9 514.3 0.03 24 30 23740 -55.3 -76.3 6 21.0 -56.8 235 15 593.9 593.9 320.3 594.2 0.04 25 20 26350 -50.9 -72.9 6 22.0 -53.9 195 21 680.4 680.4 323.8 681.2 0.10 26 15 28238 -47.3 -70.3 5 23.0 -52.2 750.7 750.8 326.0 752.5 0.20 TRP 246 10172 -58.7 -65.7 40 7.0 -58.8 245 81 320.3 320.3 288.9 320.4 0.02 WND 253 9995 -57.7 -64.7 40 7.0 -57.8 245 81 319.2 319.2 288.5 319.3 0.03 Sounding variables and indices 1000-500 mb thick: 5353.00 m Freezing level: 987.81 mb = 127.32 m = 417.70 ft Wetbulb zero: 997.65 mb = 45.85 m = 150.41 ft Precipitable water: 0.57 inches Sfc-500 mean rel hum: 93.62 % Est. max temperature: 6.87 C = 44.37 F Sfc-Lift cond lev (LCL): 976.35 mb = 217.46 m = 713.44 ft T: -0.64 C 700-500 lapse rate: 6.36 C/km ThetaE index: 0.15 C Layer 925.0- 871.0 mb Conv cond level (CCL): 924.37 mb = 652.39 m = 2140.37 ft Mean mixing ratio: 3.14 g/kg Conv temperature: 2.24 C = 36.03 F Cap Strength: 17.77 C Lifted Index: 18.15 C Risk: None Lifted Index @300 mb: 20.61 C Lifted Index @700 mb: 13.26 C Showalter Index: 14.93 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 16.60 C K Index: 10.50 Risk: None Sweat Index: 108.00 Risk: None Energy Index: 4.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.51 J/kg Max Up Vert Vel: 4.13 m/s Conv Inhibition (B-): 57946.17 J/kg Cap Strength: 18.15 C Lift Cond Lev (LCL): 931.01 mb = 595.54 m = 1953.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 29 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 ---------------------------------------------------------- 0 998 43 300 7 6.1 -3.5 | 111 22 -20.8 7.9 1 925 647 310 15 11.5 -9.6 | 97 16 -15.4 1.8 2 850 1312 300 23 19.9 -11.5 | 89 7 -7.0 -0.1 3 700 2833 260 36 35.5 6.3 | 206 20 8.6 17.7 4 500 5380 255 62 59.9 16.0 | 230 43 33.0 27.5 5 400 6970 245 77 69.8 32.5 | 224 61 42.9 44.0 6 300 8900 245 79 71.6 33.4 | 225 63 44.7 44.8 7 253 9995 245 81 73.4 34.2 | 226 65 46.5 45.7 8 250 10070 245 81 73.4 34.2 | 226 65 46.5 45.7 9 246 10172 245 81 73.4 34.2 | 226 65 46.5 45.7 10 200 11500 255 62 59.9 16.0 | 230 43 33.0 27.5 11 150 13380 270 40 40.0 -0.0 | 229 17 13.1 11.4 12 100 16000 285 33 31.9 -8.5 | 240 6 5.0 2.9 13 70 18300 280 19 18.7 -3.3 | 135 12 -8.2 8.1 14 50 20470 300 7 6.1 -3.5 | 111 22 -20.8 7.9 15 30 23740 235 15 12.3 8.6 | 144 25 -14.6 20.0 16 20 26350 195 21 5.4 20.3 | 146 38 -21.5 31.7 Wind Parameters Mean winds (0-6000m): 263.0 at 39.0 knts Storm direction: 293.0 at 29.2 knts Shear (0-3000m) pos: 1.2 neg: 5.3 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 99.2 deg Storm rel helicity (0-3000m) pos: 19.8 neg: -27.6 tot: -7.8 m^2/s^2 ave: -2.6 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 137.47 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 ------------------------------------------------------------------------------- 500 306 10 106 19| 7.0 0.0 7.0| 0.0 -17.0 -17.0 -33.9 -0.50| 7.0 -3.5 1000 307 14 102 16| 3.5 3.2 6.7| 0.0 -25.2 -25.2 -25.2 -0.41| 6.9 -2.8 1500 303 16 100 13| 2.3 4.2 6.5| 2.3 -25.9 -23.6 -15.7 -0.21| 6.9 -1.4 2000 297 19 105 10| 1.7 4.7 6.4| 8.7 -25.9 -17.3 -8.6 0.07| 7.1 0.5 2500 290 22 123 8| 1.4 5.1 6.5| 12.0 -25.9 -14.0 -5.6 0.09| 7.4 0.7 3000 282 24 152 7| 1.2 5.3 6.5| 19.8 -27.6 -7.8 -2.6 0.10| 7.4 0.8 4000 273 29 190 10| 0.9 5.3 6.2| 56.8 -27.6 29.2 7.3 0.19| 6.9 1.3 5000 267 34 208 15| 0.7 5.3 6.0| 89.1 -27.6 61.5 12.3 0.21| 6.6 1.4 6000 263 39 216 20| 0.6 5.3 5.9| 97.5 -49.1 48.4 8.1 0.17| 6.5 1.1 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250423.00.gif