UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103100.upa.cvt Date: 0000Z 31 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 31 OCT 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 1007 45 3.4 3.4 100 0.0 3.4 170 3 276.0 276.8 276.2 289.1 4.85 1 1000 102 3.6 3.6 100 0.0 3.6 175 3 276.8 277.6 276.7 290.2 4.95 2 963 409 5.4 5.4 100 0.0 5.4 190 6 281.6 282.6 280.3 297.7 5.84 3 935 650 5.0 5.0 100 0.0 5.0 201 8 283.5 284.6 281.3 299.8 5.85 4 925 738 4.6 4.5 99 0.1 4.5 205 9 284.0 285.0 281.3 299.9 5.71 5 850 1426 2.6 2.2 97 0.4 2.4 245 15 288.9 289.8 283.0 303.9 5.28 6 849 1436 2.4 2.0 97 0.4 2.2 245 15 288.8 289.7 282.8 303.6 5.21 7 700 2970 -6.7 -7.6 93 0.9 -7.1 230 27 295.1 295.6 283.1 304.3 3.08 8 606 4084 -12.5 -13.4 93 0.9 -12.8 241 35 300.8 301.2 284.5 307.8 2.24 9 568 4578 -12.5 -13.4 93 0.9 -12.8 246 39 306.4 306.9 286.8 314.0 2.39 10 500 5540 -19.1 -20.8 86 1.7 -19.6 255 46 309.8 310.0 286.9 314.5 1.46 11 466 6060 -22.9 -25.0 83 2.1 -23.4 255 50 311.3 311.5 287.1 314.9 1.08 12 400 7160 -32.1 -34.9 76 2.8 -32.4 255 58 313.3 313.4 287.1 315.0 0.49 13 300 9120 -49.3 -52.8 67 3.5 -49.4 260 68 315.9 315.9 287.5 316.2 0.10 14 258 10091 -57.5 -61.1 63 3.6 -57.6 260 72 317.7 317.7 288.1 317.9 0.04 15 250 10290 -58.1 -61.8 62 3.7 -58.2 260 73 319.7 319.7 288.7 319.8 0.04 16 205 11519 -62.2 -66.1 60 3.9 -62.2 265 85 331.9 331.9 292.3 332.0 0.03 17 200 11670 -62.7 -66.6 59 3.9 -62.7 265 83 333.5 333.5 292.7 333.6 0.02 18 196 11794 -63.1 -67.1 58 4.0 -63.1 334.8 334.8 293.0 334.9 0.02 TRP WND 205 11519 -62.2 -66.1 60 3.9 -62.2 265 85 331.9 331.9 292.3 332.0 0.03 Sounding variables and indices 1000-500 mb thick: 5438.00 m Freezing level: 809.70 mb = 1840.22 m = 6037.39 ft Wetbulb zero: 813.79 mb = 1772.33 m = 5814.66 ft Precipitable water: 0.83 inches Sfc-500 mean rel hum: 94.52 % Est. max temperature: 15.82 C = 60.48 F Sfc-Lift cond lev (LCL): 1007.00 mb = 45.47 m = 149.19 ft T: 3.40 C 700-500 lapse rate: 4.82 C/km ThetaE index: 0.31 C Layer 849.0- 700.0 mb Conv cond level (CCL): 1000.00 mb = 102.00 m = 334.64 ft Mean mixing ratio: 5.58 g/kg Conv temperature: 5.84 C = 42.51 F Cap Strength: 10.92 C Lifted Index: 12.11 C Risk: None Lifted Index @300 mb: 13.55 C Lifted Index @700 mb: 4.59 C Showalter Index: 7.19 C Risk: None Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.30 C K Index: 23.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 149.11 Risk: None Energy Index: 2.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.70 J/kg Max Up Vert Vel: 8.33 m/s Conv Inhibition (B-): 4848.54 J/kg Cap Strength: 12.02 C Lift Cond Lev (LCL): 955.33 mb = 474.56 m = 1556.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 273 at 21 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 1007 45 170 3 -0.5 3.0 | 101 21 -21.0 4.2 1 1000 102 175 3 -0.3 3.0 | 101 21 -20.8 4.2 2 925 738 205 9 3.8 8.2 | 119 19 -16.7 9.4 3 850 1426 245 15 13.6 6.3 | 138 10 -6.9 7.5 4 700 2970 230 27 20.7 17.4 | 181 19 0.2 18.6 5 500 5540 255 46 44.4 11.9 | 241 27 23.9 13.1 6 400 7160 255 58 56.0 15.0 | 245 39 35.5 16.2 7 300 9120 260 68 67.0 11.8 | 254 48 46.5 13.0 8 250 10290 260 73 71.9 12.7 | 255 53 51.4 13.9 9 205 11519 265 85 84.7 7.4 | 262 65 64.2 8.6 10 200 11670 265 83 82.7 7.2 | 262 63 62.2 8.4 Wind Parameters Mean winds (0-6000m): 243.4 at 27.4 knts Storm direction: 273.4 at 20.5 knts Shear (0-3000m) pos: 2.6 neg: 2.2 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 81.3 deg Storm rel helicity (0-3000m) pos: 89.5 neg: 0.0 tot: 89.5 m^2/s^2 ave: 29.8 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 3.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.42 Bulk Shear: 82.15 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 ------------------------------------------------------------------------------- 500 189 5 107 21| 4.8 0.0 4.8| 25.1 0.0 25.1 50.2 0.96| 4.9 4.7 1000 205 7 114 19| 5.2 0.0 5.2| 47.6 0.0 47.6 47.6 0.82| 5.7 4.7 1500 222 9 120 16| 5.3 0.0 5.3| 58.3 0.0 58.3 38.8 0.68| 6.2 4.2 2000 230 11 126 15| 4.0 1.1 5.0| 69.2 0.0 69.2 34.6 0.72| 5.7 4.2 2500 232 14 134 14| 3.2 1.7 4.9| 79.3 0.0 79.3 31.7 0.71| 5.5 3.9 3000 231 16 143 14| 2.6 2.2 4.8| 89.5 0.0 89.5 29.8 0.69| 5.3 3.6 4000 233 19 159 14| 3.1 1.6 4.7|135.3 0.0 135.3 33.8 0.75| 5.2 3.9 5000 238 23 178 14| 3.4 1.3 4.7|190.0 0.0 190.0 38.0 0.78| 5.1 4.0 6000 243 27 196 14| 3.3 1.3 4.6|228.0 0.0 228.0 38.0 0.76| 5.0 3.8 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251031.00.gif