UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 17 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 -16 340 9 SFC 992 47 -3.9 -4.7 94 0.8 -4.2 340 9 269.9 270.3 269.4 277.2 2.71 2 925 596 -7.5 -8.2 95 0.7 -7.7 360 11 271.6 272.0 269.8 277.7 2.22 3 871 1061 -11.1 -11.8 95 0.7 -11.3 7 12 272.6 272.9 269.7 277.6 1.77 4 850 1248 -10.7 -11.3 95 0.6 -10.9 10 13 274.9 275.3 271.3 280.3 1.89 5 828 1449 -11.5 -12.1 95 0.6 -11.7 4 14 276.2 276.5 271.9 281.3 1.82 6 805 1666 -10.3 -10.5 98 0.2 -10.4 357 14 279.7 280.0 274.4 285.8 2.13 7 747 2240 -12.1 -12.8 95 0.7 -12.3 340 16 283.8 284.1 276.3 289.3 1.91 8 700 2734 -14.9 -15.8 93 0.9 -15.2 325 17 286.0 286.3 277.0 290.7 1.59 9 596 3932 -21.7 -23.2 88 1.5 -22.0 282 26 291.6 291.7 278.9 294.6 0.99 10 541 4637 -26.7 -28.2 87 1.5 -26.9 256 32 293.8 293.9 279.6 296.0 0.69 11 500 5200 -31.1 -33.7 78 2.6 -31.4 235 36 295.1 295.2 279.8 296.6 0.44 12 483 5444 -32.3 -35.7 72 3.4 -32.6 234 38 296.6 296.6 280.4 297.8 0.38 13 423 6362 -40.9 -45.6 60 4.7 -41.1 231 43 297.0 297.1 280.3 297.6 0.15 14 400 6740 -43.5 -48.2 60 4.7 -43.7 230 46 298.5 298.5 280.8 298.9 0.12 15 360 7442 -48.3 -53.3 56 5.0 -48.4 225 50 301.2 301.2 282.0 301.4 0.07 16 302 8596 -49.3 -60.3 27 11.0 -49.6 230 54 315.3 315.3 287.2 315.4 0.04 17 300 8640 -49.3 -60.3 27 11.0 -49.6 230 54 315.9 315.9 287.4 316.0 0.04 18 250 9840 -45.5 -60.5 17 15.0 -46.0 245 42 338.4 338.4 294.0 338.6 0.04 19 206 11132 -43.9 -62.9 10 19.0 -44.7 254 37 360.2 360.2 298.8 360.4 0.04 20 200 11330 -44.7 -63.7 10 19.0 -45.4 255 36 362.0 362.0 299.1 362.2 0.04 21 150 13260 -45.3 -65.3 9 20.0 -46.3 270 36 392.0 392.0 304.1 392.2 0.04 22 100 15950 -47.3 -68.3 7 21.0 -48.4 265 23 436.3 436.3 309.5 436.5 0.04 23 99 16016 -47.3 -68.3 7 21.0 -48.4 266 23 437.6 437.6 309.7 437.8 0.04 24 70 18300 -47.3 -69.3 6 22.0 -48.8 295 21 483.2 483.2 313.7 483.5 0.05 25 60 19314 -46.7 -68.7 6 22.0 -48.6 309 17 506.3 506.3 315.4 506.7 0.06 26 50 20510 -48.7 -71.7 5 23.0 -50.5 325 13 528.7 528.7 316.9 529.0 0.05 27 39 22139 -50.5 -73.5 5 23.0 -52.4 335 17 563.1 563.1 318.8 563.4 0.05 28 30 23860 -48.5 -71.5 5 23.0 -51.3 345 21 612.4 612.5 321.2 613.0 0.08 29 26 24801 -47.9 -70.9 5 23.0 -51.2 345 17 639.7 639.7 322.3 640.5 0.10 30 20 26520 -50.5 -73.5 5 23.0 -53.7 345 9 681.6 681.6 323.9 682.4 0.09 31 18 27208 -51.3 -74.3 5 23.0 -54.5 347 10 699.9 700.0 324.4 700.7 0.09 32 11 30423 -50.1 -73.1 5 23.0 -55.0 354 16 810.1 810.2 327.5 811.9 0.18 33 10 31050 -47.9 -70.9 5 23.0 -53.9 355 17 840.7 840.9 328.2 843.6 0.27 34 8.6 32052 -44.9 -68.9 5 24.0 -52.8 889.5 889.7 329.3 894.1 0.42 TRP 360 7442 -48.3 -53.3 56 5.0 -48.4 225 50 301.2 301.2 282.0 301.4 0.07 WND Sounding variables and indices 1000-500 mb thick: 5216.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 91.38 % Est. max temperature: 1.60 C = 34.87 F Sfc-Lift cond lev (LCL): 979.37 mb = 147.94 m = 485.35 ft T: -4.56 C 700-500 lapse rate: 6.57 C/km ThetaE index: 0.19 C Layer 871.0- 850.0 mb Conv cond level (CCL): 923.52 mb = 608.34 m = 1995.85 ft Mean mixing ratio: 2.34 g/kg Conv temperature: -2.11 C = 28.20 F Cap Strength: 14.18 C Lifted Index: 14.76 C Risk: None Lifted Index @300 mb: 27.15 C Lifted Index @700 mb: 9.63 C Showalter Index: 12.59 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 19.80 C K Index: 8.20 Risk: None Sweat Index: 62.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.83 J/kg Max Up Vert Vel: 4.20 m/s Conv Inhibition (B-): 80812.61 J/kg Cap Strength: 14.74 C Lift Cond Lev (LCL): 930.64 mb = 548.35 m = 1799.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 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 ---------------------------------------------------------- 0 992 47 340 9 3.1 -8.5 | 93 11 -11.2 0.6 1 925 596 360 11 -0.0 -11.0 | 82 14 -14.3 -1.9 2 850 1248 10 13 -2.3 -12.8 | 77 17 -16.5 -3.7 3 700 2734 325 17 9.8 -13.9 | 43 7 -4.5 -4.9 4 500 5200 235 36 29.5 20.6 | 207 33 15.2 29.7 5 400 6740 230 46 35.2 29.6 | 209 44 21.0 38.6 6 360 7442 225 50 35.4 35.4 | 205 49 21.1 44.4 7 300 8640 230 54 41.4 34.7 | 212 51 27.1 43.8 8 250 9840 245 42 38.1 17.7 | 222 36 23.8 26.8 9 200 11330 255 36 34.8 9.3 | 228 28 20.5 18.4 10 150 13260 270 36 36.0 -0.0 | 247 24 21.7 9.1 11 100 15950 265 23 22.9 2.0 | 218 14 8.7 11.1 12 70 18300 295 21 19.0 -8.9 | 268 5 4.8 0.2 13 50 20510 325 13 7.5 -10.6 | 77 7 -6.8 -1.6 14 30 23860 345 21 5.4 -20.3 | 38 14 -8.8 -11.2 15 20 26520 345 9 2.3 -8.7 | 92 12 -11.9 0.4 16 10 31050 355 17 1.5 -16.9 | 58 15 -12.8 -7.9 Wind Parameters Mean winds (0-6000m): 272.4 at 22.5 knts Storm direction: 302.4 at 16.9 knts Shear (0-3000m) pos: 1.0 neg: 2.7 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): -90.5 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -40.8 tot: -40.8 m^2/s^2 ave: -13.6 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 4.1 stream: -2.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 67.53 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 ------------------------------------------------------------------------------- 500 350 10 87 13| 3.7 0.0 3.7| 0.0 -7.2 -7.2 -14.4 -0.61| 3.7 -2.3 1000 357 11 83 14| 3.1 0.0 3.1| 0.0 -11.8 -11.8 -11.8 -0.56| 3.1 -1.7 1500 1 12 80 15| 2.0 0.7 2.7| 0.0 -19.7 -19.7 -13.1 -0.57| 3.1 -1.8 2000 358 12 77 14| 1.5 1.5 3.0| 0.0 -28.2 -28.2 -14.1 -0.57| 3.4 -1.9 2500 353 13 73 13| 1.2 2.0 3.2| 0.0 -34.1 -34.1 -13.6 -0.55| 3.6 -2.0 3000 346 14 69 12| 1.0 2.7 3.7| 0.0 -40.8 -40.8 -13.6 -0.60| 4.1 -2.4 4000 327 16 51 7| 0.8 3.8 4.6| 0.0 -64.1 -64.1 -16.0 -0.66| 5.2 -3.4 5000 298 19 272 3| 0.6 4.5 5.1| 0.0-141.1-141.1 -28.2 -0.64| 6.3 -4.1 6000 272 23 225 12| 0.5 4.4 4.9| 6.3-161.6-155.3 -25.9 -0.58| 6.1 -3.5 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20250417.00.gif