UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010812.upa.cvt Date: 1200Z 8 JAN 26 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 8 JAN 26 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1016 92 -19.1 -22.1 77 3.0 -19.5 0 0 252.9 253.0 252.6 254.6 0.64 1 1000 210 -18.9 -22.1 76 3.2 -19.3 40 1 254.2 254.4 253.8 256.0 0.65 2 989 292 -19.1 -22.2 76 3.1 -19.6 54 4 254.9 255.0 254.3 256.6 0.65 3 974 407 -17.1 -19.9 79 2.8 -17.6 74 7 258.0 258.1 257.2 260.2 0.81 4 925 795 -15.9 -18.7 79 2.8 -16.4 140 19 263.1 263.2 261.5 265.7 0.94 5 850 1432 -15.5 -18.3 79 2.8 -16.0 175 19 269.9 270.1 266.6 272.9 1.06 6 844 1485 -15.3 -18.1 79 2.8 -15.9 177 19 270.7 270.8 267.2 273.8 1.09 7 775 2127 -17.5 -20.1 80 2.6 -18.0 201 20 275.0 275.1 269.8 277.9 1.00 8 747 2403 -16.3 -19.0 80 2.7 -16.9 212 20 279.2 279.4 272.6 282.5 1.14 9 700 2891 -17.7 -20.4 79 2.7 -18.3 230 21 282.9 283.1 274.6 286.1 1.08 10 690 2999 -17.9 -20.6 79 2.7 -18.4 232 23 283.8 284.0 275.1 287.1 1.07 11 674 3175 -15.3 -18.0 80 2.7 -16.0 235 25 288.6 288.9 278.0 292.8 1.37 12 609 3939 -17.3 -19.8 81 2.5 -17.9 249 37 294.8 295.1 280.8 298.9 1.30 13 500 5390 -27.1 -29.8 78 2.7 -27.5 275 60 300.0 300.1 282.2 302.1 0.65 14 478 5711 -29.3 -32.3 75 3.0 -29.7 276 62 301.2 301.3 282.5 302.9 0.53 15 400 6950 -39.7 -42.8 72 3.1 -39.9 280 71 303.4 303.4 283.1 304.2 0.22 16 311 8620 -53.7 -56.8 69 3.1 -53.8 280 81 306.5 306.5 284.1 306.7 0.06 17 300 8850 -55.9 -59.0 68 3.1 -55.9 280 83 306.6 306.6 284.1 306.7 0.04 18 296 8935 -57.3 -60.2 69 2.9 -57.3 280 84 305.7 305.8 283.7 305.9 0.04 19 250 9980 -65.7 -68.9 64 3.2 -65.7 280 91 308.4 308.4 284.7 308.4 0.01 20 238 10278 -67.9 -71.2 63 3.3 -67.9 285 95 309.4 309.4 285.1 309.4 0.01 21 228 10535 -69.9 -73.2 62 3.3 -69.9 285 93 310.2 310.2 285.4 310.2 0.01 22 202 11260 -68.5 -71.9 61 3.4 -68.5 285 82 323.4 323.4 289.8 323.4 0.01 23 200 11320 -68.9 -72.3 61 3.4 -68.9 285 81 323.6 323.6 289.9 323.7 0.01 24 154 12882 -69.1 -72.5 61 3.4 -69.1 285 66 348.4 348.4 296.3 348.5 0.01 25 150 13040 -67.9 -71.2 63 3.3 -67.9 285 64 353.1 353.1 297.3 353.2 0.02 26 146 13203 -66.9 -70.0 65 3.1 -67.0 285 63 357.6 357.6 298.2 357.7 0.02 27 100 15480 -68.9 -72.5 59 3.6 -68.9 280 56 394.6 394.6 304.5 394.7 0.02 28 70 17600 -70.7 -74.2 60 3.5 -70.8 280 58 433.1 433.1 309.2 433.3 0.02 29 66 17949 -70.7 -74.2 60 3.5 -70.8 440.5 440.5 310.0 440.6 0.02 TRP 228 10535 -69.9 -73.2 62 3.3 -69.9 285 93 310.2 310.2 285.4 310.2 0.01 WND 238 10278 -67.9 -71.2 63 3.3 -67.9 285 95 309.4 309.4 285.1 309.4 0.01 Sounding variables and indices 1000-500 mb thick: 5180.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 79.33 % Est. max temperature: -3.55 C = 25.61 F Sfc-Lift cond lev (LCL): 967.03 mb = 460.69 m = 1511.42 ft T: -16.93 C 700-500 lapse rate: 3.76 C/km Conv cond level (CCL): 495.19 mb = 5459.01 m = 17909.91 ft Mean mixing ratio: 0.80 g/kg Conv temperature: 28.47 C = 83.24 F Cap Strength: 29.91 C Lifted Index: 32.32 C Risk: None Lifted Index @300 mb: 32.50 C Lifted Index @700 mb: 20.60 C Showalter Index: 22.45 C Risk: None Total Totals Index: 20.40 C Risk: None Vertical Totals Index: 11.60 C Cross Totals Index: 8.80 C K Index: -9.40 Risk: None Sweat Index: 246.10 Risk: None Energy Index: 6.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.99 J/kg Max Up Vert Vel: 9.38 m/s Conv Inhibition (B-): 30433.81 J/kg Cap Strength: 32.31 C Lift Cond Lev (LCL): 921.32 mb = 825.07 m = 2706.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 24 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 1016 92 0 0 -0.0 -0.0 | 103 24 -23.5 5.3 1 1000 210 40 1 -0.6 -0.8 | 101 25 -24.1 4.6 2 925 795 140 19 -12.2 14.6 | 119 41 -35.7 19.9 3 850 1432 175 19 -1.7 18.9 | 134 35 -25.1 24.3 4 700 2891 230 21 16.1 13.5 | 159 20 -7.4 18.8 5 500 5390 275 60 59.8 -5.2 | 270 36 36.3 0.1 6 400 6950 280 71 69.9 -12.3 | 279 47 46.4 -7.0 7 300 8850 280 83 81.7 -14.4 | 279 59 58.3 -9.1 8 250 9980 280 91 89.6 -15.8 | 279 67 66.1 -10.5 9 238 10278 285 95 91.8 -24.6 | 286 71 68.3 -19.2 10 228 10535 285 93 89.8 -24.1 | 286 69 66.3 -18.7 11 200 11320 285 81 78.2 -21.0 | 286 57 54.8 -15.6 12 150 13040 285 64 61.8 -16.6 | 286 40 38.3 -11.2 13 100 15480 280 56 55.1 -9.7 | 278 32 31.7 -4.4 14 70 17600 280 58 57.1 -10.1 | 278 34 33.6 -4.7 Wind Parameters Mean winds (0-6000m): 252.8 at 32.1 knts Storm direction: 282.8 at 24.1 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 65.5 deg Storm rel helicity (0-3000m) pos: 361.3 neg: -20.0 tot: 341.3 m^2/s^2 ave: 113.8 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 6.4 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.24 Bulk Shear: 180.53 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 ------------------------------------------------------------------------------- 500 100 5 102 29| 13.1 0.0 13.1| 40.1 -20.0 20.1 40.2 0.10| 15.8 1.5 1000 142 11 115 34| 9.8 0.0 9.8|200.9 -20.0 180.9 180.9 0.53| 16.6 8.7 1500 155 14 121 35| 6.6 0.0 6.6|264.8 -20.0 244.8 163.2 0.58| 13.9 8.1 2000 166 15 127 34| 5.1 0.0 5.1|304.1 -20.0 284.0 142.0 0.60| 12.1 7.3 2500 177 16 132 33| 4.2 0.0 4.2|331.9 -20.0 311.8 124.7 0.60| 11.0 6.6 3000 188 17 137 31| 4.1 0.0 4.1|361.3 -20.0 341.3 113.8 0.61| 10.5 6.4 4000 211 21 151 26| 5.1 0.0 5.1|462.5 -20.0 442.4 110.6 0.70| 10.3 7.2 5000 236 26 175 20| 5.7 0.0 5.7|601.3 -20.0 581.3 116.3 0.74| 10.4 7.7 6000 253 32 206 16| 5.6 0.0 5.6|684.1 -20.0 664.0 110.7 0.74| 9.8 7.2 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20260108.12.gif