UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 18 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 47 -8.5 -9.9 90 1.4 -8.9 305 3 264.6 264.9 264.3 269.5 1.80 1 925 647 -12.1 -13.6 89 1.5 -12.5 325 9 266.9 267.2 265.3 270.9 1.44 2 850 1288 -16.7 -18.2 88 1.5 -17.0 335 17 268.7 268.8 265.8 271.7 1.07 3 700 2719 -25.5 -27.6 83 2.1 -25.8 355 17 274.2 274.3 268.6 275.9 0.57 4 500 5080 -41.3 -45.0 67 3.7 -41.5 335 13 282.7 282.7 273.0 283.1 0.14 5 446 5845 -46.5 -50.7 62 4.2 -46.6 340 11 285.5 285.5 274.5 285.8 0.08 6 406 6463 -49.9 -55.9 49 6.0 -50.0 345 9 288.9 288.9 276.2 289.1 0.05 7 400 6560 -49.5 -55.5 49 6.0 -49.6 345 9 290.7 290.7 277.1 290.8 0.05 8 300 8460 -45.5 -62.5 13 17.0 -46.0 305 11 321.2 321.2 289.2 321.3 0.03 9 280 8921 -44.9 -63.9 10 19.0 -45.4 303 13 328.5 328.5 291.3 328.6 0.03 10 250 9680 -44.5 -64.5 9 20.0 -45.2 300 15 339.9 339.9 294.3 340.0 0.03 11 219 10569 -42.1 -64.1 7 22.0 -43.0 294 16 356.7 356.7 298.1 356.9 0.03 12 200 11180 -43.3 -65.3 7 22.0 -44.2 290 17 364.2 364.2 299.5 364.3 0.03 13 150 13110 -43.7 -66.7 6 23.0 -44.9 285 17 394.8 394.8 304.5 394.9 0.03 14 100 15810 -47.1 -70.1 5 23.0 -48.3 275 19 436.7 436.7 309.6 436.9 0.03 15 97 16013 -47.1 -70.1 5 23.0 -48.3 275 19 440.5 440.6 310.0 440.7 0.03 16 70 18180 -47.3 -71.3 5 24.0 -48.9 280 17 483.2 483.2 313.7 483.4 0.04 17 52 20141 -47.3 -71.3 5 24.0 -49.3 276 12 526.1 526.1 316.7 526.4 0.05 18 50 20400 -47.3 -71.3 5 24.0 -49.4 275 11 532.0 532.0 317.1 532.3 0.05 19 30 23730 -52.1 -76.1 4 24.0 -54.2 285 19 602.6 602.6 320.7 602.9 0.04 20 28 24176 -52.5 -76.5 4 24.0 -54.6 288 19 613.5 613.5 321.2 613.8 0.04 21 20 26360 -50.5 -74.5 4 24.0 -53.7 300 21 681.6 681.6 323.9 682.3 0.08 22 10 30900 -46.9 -70.9 5 24.0 -53.4 15 9 844.5 844.6 328.3 847.3 0.27 23 8.5 31980 -45.5 -69.5 5 24.0 -53.1 890.1 890.3 329.3 894.4 0.39 TRP 406 6463 -49.9 -55.9 49 6.0 -50.0 345 9 288.9 288.9 276.2 289.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5033.23 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 81.06 % Est. max temperature: -4.50 C = 23.90 F Sfc-Lift cond lev (LCL): 977.74 mb = 220.09 m = 722.07 ft T: -9.54 C 700-500 lapse rate: 6.69 C/km ThetaE index: 0.00 C Layer 1000.0--40493602596582518920118417785953976320.0 mb Conv cond level (CCL): 912.26 mb = 752.17 m = 2467.72 ft Mean mixing ratio: 1.56 g/kg Conv temperature: -5.93 C = 21.33 F Cap Strength: 4.66 C Lifted Index: 10.24 C Risk: None Lifted Index @300 mb: 36.04 C Lifted Index @700 mb: 4.66 C Showalter Index: 9.25 C Risk: None Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 23.10 C K Index: 4.30 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.01 J/kg Max Up Vert Vel: 4.25 m/s Conv Inhibition (B-): 69464.52 J/kg Cap Strength: 9.99 C Lift Cond Lev (LCL): 927.38 mb = 627.24 m = 2057.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 10 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 47 305 3 2.5 -1.7 | 209 10 4.7 8.4 1 925 647 325 9 5.2 -7.4 | 249 8 7.4 2.8 2 850 1288 335 17 7.2 -15.4 | 299 11 9.4 -5.3 3 700 2719 355 17 1.5 -16.9 | 331 8 3.7 -6.8 4 500 5080 335 13 5.5 -11.8 | 282 8 7.7 -1.6 5 406 6463 345 9 2.3 -8.7 | 252 5 4.5 1.5 6 400 6560 345 9 2.3 -8.7 | 252 5 4.5 1.5 7 300 8460 305 11 9.0 -6.3 | 251 12 11.2 3.8 8 250 9680 300 15 13.0 -7.5 | 260 15 15.2 2.6 9 200 11180 290 17 16.0 -5.8 | 257 19 18.2 4.3 10 150 13110 285 17 16.4 -4.4 | 253 20 18.6 5.7 11 100 15810 275 19 18.9 -1.7 | 248 23 21.1 8.5 12 70 18180 280 17 16.7 -3.0 | 249 20 19.0 7.2 13 50 20400 275 11 11.0 -1.0 | 235 16 13.2 9.2 14 30 23730 285 19 18.4 -4.9 | 256 21 20.6 5.2 15 20 26360 300 21 18.2 -10.5 | 271 20 20.4 -0.4 16 10 30900 15 9 -2.3 -8.7 | 176 1 -0.1 1.5 Wind Parameters Mean winds (0-6000m): 342.3 at 13.8 knts Storm direction: 12.3 at 10.4 knts Shear (0-3000m) pos: 2.6 neg: 0.1 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 115.1 deg Storm rel helicity (0-3000m) pos: 44.4 neg: -1.8 tot: 42.6 m^2/s^2 ave: 14.2 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.83 Bulk Shear: 10.92 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 ------------------------------------------------------------------------------- 500 319 5 224 8| 5.3 0.0 5.3| 11.9 0.0 11.9 23.7 0.96| 5.4 5.2 1000 325 8 244 8| 5.9 0.0 5.9| 25.1 0.0 25.1 25.1 0.96| 5.9 5.7 1500 330 11 265 8| 5.0 0.0 5.0| 34.7 0.0 34.7 23.1 0.94| 5.4 5.0 2000 334 12 278 8| 3.8 0.0 3.8| 39.1 0.0 39.1 19.6 0.93| 4.6 4.2 2500 338 13 288 8| 3.1 0.0 3.1| 43.2 0.0 43.2 17.3 0.92| 4.1 3.8 3000 341 14 295 7| 2.6 0.1 2.7| 44.4 -1.8 42.6 14.2 0.84| 3.7 3.1 4000 343 14 300 7| 1.9 0.4 2.4| 44.4 -7.5 36.9 9.2 0.62| 3.1 1.9 5000 343 14 299 7| 1.6 0.6 2.2| 44.4 -12.8 31.6 6.3 0.46| 2.8 1.3 6000 342 14 295 7| 1.1 0.5 1.6| 44.4 -16.1 28.3 4.7 0.35| 2.6 0.9 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250418.00.gif