UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041912.upa.cvt Date: 1200Z 19 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 19 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 ------------------------------------------------------------------------------- SFC 1008 46 -0.7 -11.7 43 11.0 -4.0 130 3 271.8 272.1 268.8 276.2 1.55 1 1000 110 -1.1 -11.1 47 10.0 -4.1 130 3 272.0 272.3 269.1 276.6 1.63 2 925 725 -5.5 -14.5 49 9.0 -7.9 210 7 273.7 273.9 269.6 277.5 1.34 3 891 1017 -7.7 -15.7 53 8.0 -9.7 228 9 274.4 274.6 269.9 278.0 1.26 4 850 1381 -11.3 -17.3 61 6.0 -12.7 250 11 274.3 274.5 269.7 277.6 1.16 5 814 1711 -14.7 -19.0 70 4.3 -15.6 260 13 274.1 274.3 269.4 277.1 1.04 6 772 2109 -17.9 -21.0 77 3.1 -18.5 272 16 274.9 275.0 269.7 277.6 0.93 7 738 2444 -20.1 -24.5 68 4.4 -20.8 283 18 276.0 276.1 270.0 278.1 0.71 8 700 2835 -20.7 -28.7 49 8.0 -21.8 295 21 279.6 279.6 271.8 281.1 0.51 9 560 4457 -28.1 -45.1 18 17.0 -29.3 325 30 289.2 289.3 276.5 289.7 0.12 10 500 5260 -33.3 -49.3 19 16.0 -34.2 340 35 292.4 292.5 278.0 292.7 0.09 11 466 5750 -35.9 -51.9 18 16.0 -36.7 345 49 295.2 295.2 279.3 295.4 0.07 12 400 6800 -38.9 -53.9 19 15.0 -39.5 355 79 304.4 304.4 283.2 304.7 0.06 13 382 7115 -39.7 -54.7 19 15.0 -40.3 355 85 307.4 307.4 284.4 307.6 0.06 14 320 8306 -47.5 -57.7 30 10.2 -47.8 355 106 312.5 312.6 286.3 312.7 0.05 15 306 8600 -49.5 -58.5 34 9.0 -49.7 355 105 313.8 313.8 286.7 314.0 0.05 16 300 8730 -49.9 -58.9 34 9.0 -50.1 355 104 315.0 315.0 287.2 315.2 0.05 17 267 9486 -54.3 -63.3 32 9.0 -54.5 355 99 319.3 319.3 288.5 319.4 0.03 18 250 9910 -53.5 -63.5 28 10.0 -53.7 350 91 326.5 326.5 290.7 326.6 0.03 19 218 10797 -51.7 -63.7 22 12.0 -52.0 347 70 342.4 342.4 294.9 342.5 0.03 20 200 11360 -50.1 -64.1 18 14.0 -50.5 345 56 353.4 353.4 297.4 353.6 0.03 21 150 13230 -49.9 -67.9 10 18.0 -50.5 345 46 384.1 384.1 302.9 384.2 0.03 22 146 13407 -49.1 -68.1 9 19.0 -49.8 345 45 388.5 388.5 303.6 388.6 0.03 23 100 15880 -50.5 -71.5 7 21.0 -51.3 345 29 430.2 430.2 308.9 430.3 0.02 24 98 16012 -50.5 -71.5 7 21.0 -51.4 344 28 432.6 432.7 309.1 432.8 0.03 25 84 17023 -47.7 -69.7 6 22.0 -49.0 335 20 457.8 457.8 311.6 458.0 0.04 26 70 18220 -50.3 -72.3 6 22.0 -51.5 325 11 476.8 476.8 313.2 477.0 0.03 27 50 20420 -50.3 -73.3 5 23.0 -51.9 290 11 524.9 524.9 316.6 525.2 0.04 28 30 23740 -52.5 -75.5 5 23.0 -54.5 255 13 601.5 601.5 320.7 601.8 0.05 29 20 26360 -53.3 -76.3 4 23.0 -55.8 245 17 673.0 673.1 323.6 673.5 0.06 30 10 30920 -45.1 -69.1 5 24.0 -52.3 200 23 851.2 851.4 328.5 854.9 0.35 31 9.8 31055 -44.5 -68.5 5 24.0 -52.0 858.4 858.6 328.7 862.5 0.39 TRP 267 9486 -54.3 -63.3 32 9.0 -54.5 355 99 319.3 319.3 288.5 319.4 0.03 WND 320 8306 -47.5 -57.7 30 10.2 -47.8 355 106 312.5 312.6 286.3 312.7 0.05 Sounding variables and indices 1000-500 mb thick: 5150.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 44.56 % Est. max temperature: 1.80 C = 35.24 F Sfc-Lift cond lev (LCL): 847.91 mb = 1399.75 m = 4592.30 ft T: -11.49 C 700-500 lapse rate: 5.20 C/km ThetaE index: 0.83 C Layer 850.0- 772.0 mb Conv cond level (CCL): 809.08 mb = 1756.13 m = 5761.50 ft Mean mixing ratio: 1.47 g/kg Conv temperature: 1.69 C = 35.03 F Cap Strength: 10.90 C Lifted Index: 12.91 C Risk: None Lifted Index @300 mb: 26.90 C Lifted Index @700 mb: 4.15 C Showalter Index: 12.50 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 22.00 C Cross Totals Index: 16.00 C K Index: -3.30 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.86 J/kg Max Up Vert Vel: 3.12 m/s Conv Inhibition (B-): 70312.52 J/kg Cap Strength: 12.73 C Lift Cond Lev (LCL): 824.39 mb = 1613.96 m = 5295.08 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 349 at 17 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 1008 46 130 3 -2.3 1.9 | 164 20 -5.5 18.9 1 1000 110 130 3 -2.3 1.9 | 164 20 -5.5 18.9 2 925 725 210 7 3.5 6.1 | 181 23 0.3 23.1 3 850 1381 250 11 10.3 3.8 | 199 22 7.1 20.8 4 700 2835 295 21 19.0 -8.9 | 243 18 15.8 8.1 5 500 5260 340 35 12.0 -32.9 | 331 18 8.7 -15.9 6 400 6800 355 79 6.9 -78.7 | 357 62 3.6 -61.7 7 320 8306 355 106 9.2 -105.6 | 356 89 6.0 -88.6 8 300 8730 355 104 9.1 -103.6 | 356 87 5.8 -86.6 9 267 9486 355 99 8.6 -98.6 | 356 82 5.4 -81.6 10 250 9910 350 91 15.8 -89.6 | 350 74 12.6 -72.6 11 200 11360 345 56 14.5 -54.1 | 343 39 11.3 -37.1 12 150 13230 345 46 11.9 -44.4 | 342 29 8.7 -27.4 13 100 15880 345 29 7.5 -28.0 | 339 12 4.3 -11.0 14 70 18220 325 11 6.3 -9.0 | 201 9 3.1 8.0 15 50 20420 290 11 10.3 -3.8 | 208 15 7.1 13.3 16 30 23740 255 13 12.6 3.4 | 205 22 9.3 20.4 17 20 26360 245 17 15.4 7.2 | 207 27 12.2 24.2 18 10 30920 200 23 7.9 21.6 | 187 39 4.6 38.6 Wind Parameters Mean winds (0-6000m): 319.2 at 23.1 knts Storm direction: 349.2 at 17.3 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 85.1 deg Storm rel helicity (0-3000m) pos: 175.2 neg: 0.0 tot: 175.2 m^2/s^2 ave: 58.4 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 96.37 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 ------------------------------------------------------------------------------- 500 165 4 168 22| 5.0 0.0 5.0| 22.0 0.0 22.0 44.0 0.73| 5.4 3.9 1000 203 6 177 22| 5.1 0.0 5.1| 59.8 0.0 59.8 59.8 0.87| 5.9 5.1 1500 226 7 185 22| 4.8 0.0 4.8| 92.2 0.0 92.2 61.4 0.91| 5.8 5.3 2000 242 9 193 22| 4.6 0.0 4.6|120.4 0.0 120.4 60.2 0.92| 5.7 5.3 2500 257 11 200 21| 4.5 0.0 4.5|149.6 0.0 149.6 59.9 0.93| 5.7 5.3 3000 270 12 208 19| 4.3 0.0 4.3|175.2 0.0 175.2 58.4 0.93| 5.8 5.4 4000 288 16 223 17| 4.0 0.0 4.0|218.6 0.0 218.6 54.6 0.95| 5.6 5.3 5000 304 19 243 14| 3.8 0.0 3.8|268.3 0.0 268.3 53.7 0.95| 5.7 5.4 6000 319 23 272 12| 5.1 0.0 5.1|338.9 0.0 338.9 56.5 0.77| 6.9 5.4 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250419.12.gif