UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 30 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 1000 48 -2.3 -6.6 72 4.3 -3.7 295 9 270.9 271.2 269.4 277.2 2.33 1 925 661 -7.5 -10.4 80 2.9 -8.3 305 19 271.6 271.9 269.2 276.8 1.87 2 877 1072 -11.9 -13.0 92 1.1 -12.2 311 25 271.2 271.5 268.5 275.7 1.60 3 850 1311 -12.3 -15.6 76 3.3 -13.1 315 29 273.3 273.5 269.3 277.0 1.33 4 756 2202 -14.1 -38.1 11 24.0 -17.1 318 40 280.6 280.7 271.9 281.2 0.19 5 700 2784 -15.5 -38.5 12 23.0 -18.3 320 48 285.3 285.4 274.5 286.0 0.20 6 696 2827 -15.7 -38.7 12 23.0 -18.5 320 48 285.6 285.6 274.6 286.2 0.19 7 620 3689 -21.7 -31.7 40 10.0 -23.1 320 55 288.3 288.4 276.5 289.7 0.43 8 507 5151 -28.7 -38.7 38 10.0 -29.7 320 67 296.9 296.9 280.3 297.8 0.27 9 500 5250 -30.3 -41.3 33 11.0 -31.2 320 68 296.1 296.1 279.9 296.8 0.21 10 449 6005 -35.1 -46.6 30 11.5 -35.8 310 69 299.3 299.3 281.2 299.7 0.13 11 400 6800 -40.3 -52.3 27 12.0 -40.8 310 64 302.6 302.6 282.5 302.9 0.08 12 388 7007 -41.7 -53.7 26 12.0 -42.2 308 62 303.4 303.4 282.8 303.7 0.07 13 343 7838 -45.5 -57.5 25 12.0 -45.9 300 56 309.2 309.2 285.1 309.3 0.05 14 300 8730 -46.5 -61.5 17 15.0 -46.9 280 50 319.8 319.8 288.7 319.9 0.03 15 284 9095 -46.7 -62.7 15 16.0 -47.1 278 46 324.6 324.6 290.2 324.7 0.03 16 250 9950 -42.5 -64.5 7 22.0 -43.3 275 38 342.9 342.9 295.0 343.0 0.03 17 238 10282 -41.9 -65.9 6 24.0 -42.8 271 36 348.6 348.6 296.4 348.7 0.02 18 200 11460 -41.5 -66.5 5 25.0 -42.6 255 29 367.1 367.1 300.1 367.2 0.02 19 198 11528 -41.3 -66.3 5 25.0 -42.5 254 29 368.4 368.4 300.3 368.6 0.03 20 150 13400 -42.1 -67.1 5 25.0 -43.5 240 31 397.5 397.5 304.9 397.7 0.03 21 100 16120 -46.5 -70.5 5 24.0 -47.8 230 31 437.9 437.9 309.7 438.0 0.03 22 87 17039 -48.9 -72.9 4 24.0 -50.0 228 26 450.8 450.9 311.0 451.0 0.02 23 70 18460 -50.7 -74.7 4 24.0 -51.8 225 17 475.9 475.9 313.1 476.0 0.02 24 50 20640 -52.7 -76.7 4 24.0 -53.9 235 11 519.3 519.3 316.2 519.4 0.02 25 45 21322 -53.9 -77.9 4 24.0 -55.1 223 10 532.3 532.3 317.1 532.4 0.02 26 30 23950 -51.7 -75.7 4 24.0 -53.8 175 7 603.7 603.7 320.8 604.0 0.04 27 20 26580 -48.7 -72.7 5 24.0 -52.4 145 5 687.1 687.2 324.0 688.0 0.10 28 11 30552 -43.9 -68.9 5 25.0 -51.3 832.7 832.8 328.1 836.0 0.32 TRP 343 7838 -45.5 -57.5 25 12.0 -45.9 300 56 309.2 309.2 285.1 309.3 0.05 WND 449 6005 -35.1 -46.6 30 11.5 -35.8 310 69 299.3 299.3 281.2 299.7 0.13 Sounding variables and indices 1000-500 mb thick: 5201.56 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 44.01 % Est. max temperature: 0.11 C = 32.20 F Sfc-Lift cond lev (LCL): 934.63 mb = 579.64 m = 1901.69 ft T: -6.81 C 700-500 lapse rate: 6.00 C/km ThetaE index: 1.51 C Layer 925.0- 850.0 mb Conv cond level (CCL): 899.69 mb = 875.01 m = 2870.73 ft Mean mixing ratio: 2.02 g/kg Conv temperature: -1.71 C = 28.93 F Cap Strength: 16.81 C Lifted Index: 16.09 C Risk: None Lifted Index @300 mb: 30.41 C Lifted Index @700 mb: 9.50 C Showalter Index: 15.97 C Risk: None Total Totals Index: 32.70 C Risk: None Vertical Totals Index: 18.00 C Cross Totals Index: 14.70 C K Index: -20.60 Risk: None Sweat Index: 126.00 Risk: None Energy Index: 4.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.99 J/kg Max Up Vert Vel: 2.82 m/s Conv Inhibition (B-): 1.64 J/kg Cap Strength: 16.57 C Lift Cond Lev (LCL): 901.18 mb = 862.21 m = 2828.73 ft Lev Free Conv (LFC): 896.18 mb = 905.12 m = 2969.52 ft Equ Level (EL): 866.18 mb = 1166.87 m = 3828.26 ft B at Equ Level: 3.92 J/kg Max Parcel Lev (MPL): 846.18 mb = 1345.24 m = 4413.46 ft Wind level data Storm motion: 348 at 35 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 1000 48 295 9 8.2 -3.8 | 181 31 0.6 30.6 1 1000 49 295 9 8.2 -3.8 | 181 31 0.6 30.6 2 925 661 305 19 15.6 -10.9 | 199 25 8.0 23.5 3 850 1311 315 29 20.5 -20.5 | 223 19 12.9 13.9 4 700 2784 320 48 30.9 -36.8 | 276 23 23.3 -2.4 5 500 5250 320 68 43.7 -52.1 | 296 40 36.1 -17.7 6 449 6005 310 69 52.9 -44.4 | 282 46 45.3 -10.0 7 400 6800 310 64 49.0 -41.1 | 279 42 41.4 -6.7 8 343 7838 300 56 48.5 -28.0 | 261 41 40.9 6.4 9 300 8730 280 50 49.2 -8.7 | 238 49 41.6 25.7 10 250 9950 275 38 37.9 -3.3 | 224 43 30.3 31.1 11 200 11460 255 29 28.0 7.5 | 206 47 20.4 41.9 12 150 13400 240 31 26.8 15.5 | 201 53 19.3 49.9 13 100 16120 230 31 23.7 19.9 | 197 57 16.2 54.3 14 70 18460 225 17 12.0 12.0 | 185 47 4.4 46.4 15 50 20640 235 11 9.0 6.3 | 182 41 1.4 40.7 16 30 23950 175 7 -0.6 7.0 | 169 42 -8.2 41.4 17 20 26580 145 5 -2.9 4.1 | 165 40 -10.5 38.5 Wind Parameters Mean winds (0-6000m): 317.5 at 47.0 knts Storm direction: 347.5 at 35.2 knts Shear (0-3000m) pos: 7.2 neg: 0.0 tot: 7.2 10-3/s Storm rel Dir Shear (0-3000m): 98.2 deg Storm rel helicity (0-3000m) pos: 220.9 neg: 0.0 tot: 220.9 m^2/s^2 ave: 73.6 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 6.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 159.22 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 ------------------------------------------------------------------------------- 500 300 13 188 28| 8.6 0.0 8.6| 51.9 0.0 51.9 103.8 0.83| 8.6 7.1 1000 305 17 195 25| 8.5 0.0 8.5| 94.8 0.0 94.8 94.8 0.83| 8.6 7.1 1500 309 21 202 23| 8.2 0.0 8.2|130.5 0.0 130.5 87.0 0.86| 8.3 7.1 2000 312 24 210 21| 7.8 0.0 7.8|162.8 0.0 162.8 81.4 0.88| 7.9 7.0 2500 314 28 220 19| 7.6 0.0 7.6|195.7 0.0 195.7 78.3 0.89| 7.7 6.9 3000 316 31 230 19| 7.2 0.0 7.2|220.9 0.0 220.9 73.6 0.88| 7.3 6.4 4000 317 37 247 19| 5.4 1.0 6.5|255.9 0.0 255.9 64.0 0.83| 6.5 5.4 5000 318 42 262 21| 4.3 1.7 6.0|290.8 0.0 290.8 58.2 0.78| 6.1 4.7 6000 318 47 271 24| 3.6 1.8 5.4|297.8-119.3 178.5 29.8 0.50| 6.2 3.1 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250430.00.gif