UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011900.upa.cvt Date: 0000Z 19 JAN 26 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 19 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 1012 97 -13.9 -16.0 84 2.1 -14.3 105 1 258.4 258.5 258.1 261.3 1.08 1 1000 187 -14.9 -18.4 75 3.5 -15.5 110 3 258.2 258.4 257.6 260.7 0.89 2 966 448 -16.9 -19.9 77 3.0 -17.4 126 7 258.8 258.9 257.9 261.0 0.81 3 954 542 -14.5 -17.4 79 2.9 -15.0 131 8 262.2 262.3 261.0 265.0 1.02 4 925 776 -14.3 -16.6 83 2.3 -14.7 145 11 264.7 264.9 263.0 267.8 1.13 5 908 917 -14.1 -16.4 83 2.3 -14.6 145 11 266.3 266.5 264.3 269.5 1.17 6 888 1086 -12.7 -14.8 84 2.1 -13.2 145 12 269.5 269.7 266.8 273.3 1.36 7 850 1419 -14.3 -17.2 79 2.9 -14.9 145 13 271.2 271.4 267.7 274.5 1.17 8 798 1896 -16.3 -19.2 78 2.9 -16.9 160 11 274.0 274.1 269.3 277.0 1.05 9 759 2273 -15.3 -18.0 80 2.7 -15.9 171 10 279.0 279.2 272.6 282.6 1.22 10 700 2882 -17.5 -20.2 79 2.7 -18.1 190 7 283.1 283.3 274.8 286.4 1.10 11 652 3411 -19.7 -22.7 77 3.0 -20.3 195 7 286.4 286.6 276.3 289.3 0.95 12 550 4652 -27.3 -30.5 74 3.2 -27.7 208 6 291.7 291.8 278.3 293.5 0.55 13 500 5330 -32.7 -36.2 71 3.5 -33.0 215 5 293.2 293.2 278.7 294.3 0.35 14 400 6860 -45.1 -48.8 66 3.7 -45.2 205 5 296.4 296.4 279.9 296.8 0.11 15 317 8373 -57.5 -61.1 63 3.6 -57.5 229 5 299.5 299.5 281.2 299.7 0.03 16 300 8720 -59.7 -63.5 61 3.8 -59.7 235 5 301.2 301.2 281.9 301.3 0.02 17 280 9148 -62.3 -66.0 61 3.7 -62.3 180 1 303.4 303.5 282.8 303.5 0.02 18 266 9465 -60.9 -64.6 61 3.7 -60.9 232 2 310.0 310.0 285.4 310.1 0.02 19 250 9850 -60.9 -64.6 61 3.7 -60.9 295 3 315.5 315.5 287.3 315.6 0.03 20 200 11240 -59.1 -63.2 59 4.1 -59.2 325 17 339.2 339.2 294.1 339.3 0.04 21 151 12999 -60.1 -64.7 55 4.6 -60.2 315 21 365.8 365.9 299.8 366.0 0.04 22 150 13040 -60.3 -64.9 55 4.6 -60.4 315 21 366.2 366.2 299.9 366.4 0.04 23 100 15530 -67.3 -73.3 42 6.0 -67.4 315 25 397.7 397.7 304.9 397.8 0.02 24 91 16099 -67.1 -73.1 42 6.0 -67.2 312 27 409.0 409.0 306.4 409.1 0.02 25 70 17660 -73.1 -79.1 40 6.0 -73.2 305 33 428.0 428.0 308.6 428.1 0.01 26 67 17917 -74.5 -80.5 39 6.0 -74.5 304 34 430.4 430.4 308.9 430.4 0.01 27 50 19620 -75.5 -82.5 33 7.0 -75.6 295 38 465.6 465.6 312.3 465.6 0.01 28 41 20763 -77.7 -83.7 37 6.0 -77.7 487.3 487.3 314.0 487.3 0.01 TRP 280 9148 -62.3 -66.0 61 3.7 -62.3 180 1 303.4 303.5 282.8 303.5 0.02 WND Sounding variables and indices 1000-500 mb thick: 5143.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 77.54 % Est. max temperature: -1.61 C = 29.10 F Sfc-Lift cond lev (LCL): 978.09 mb = 354.00 m = 1161.40 ft T: -16.18 C 700-500 lapse rate: 6.21 C/km ThetaE index: 0.60 C Layer 1000.0- 966.0 mb Conv cond level (CCL): 603.39 mb = 3976.09 m = 13044.75 ft Mean mixing ratio: 0.98 g/kg Conv temperature: 16.69 C = 62.04 F Cap Strength: 23.72 C Lifted Index: 24.17 C Risk: None Lifted Index @300 mb: 26.53 C Lifted Index @700 mb: 18.16 C Showalter Index: 15.59 C Risk: None Total Totals Index: 33.90 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 15.50 C K Index: -1.50 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 4.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.41 J/kg Max Up Vert Vel: 8.65 m/s Conv Inhibition (B-): 37077.12 J/kg Cap Strength: 24.10 C Lift Cond Lev (LCL): 918.22 mb = 831.79 m = 2728.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 203 at 6 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 1012 97 105 1 -1.0 0.3 | 33 6 -3.2 -4.9 1 1000 187 110 3 -2.8 1.0 | 51 7 -5.1 -4.1 2 925 776 145 11 -6.3 9.0 | 114 9 -8.5 3.9 3 850 1419 145 13 -7.5 10.6 | 120 11 -9.7 5.5 4 700 2882 190 7 1.2 6.9 | 150 2 -1.0 1.7 5 500 5330 215 5 2.9 4.1 | 329 1 0.6 -1.1 6 400 6860 205 5 2.1 4.5 | 12 1 -0.1 -0.6 7 300 8720 235 5 4.1 2.9 | 321 3 1.9 -2.3 8 280 9148 180 1 0.0 1.0 | 28 5 -2.2 -4.2 9 250 9850 295 3 2.7 -1.3 | 356 6 0.5 -6.4 10 200 11240 325 17 9.8 -13.9 | 339 21 7.5 -19.1 11 150 13040 315 21 14.8 -14.8 | 328 24 12.6 -20.0 12 100 15530 315 25 17.7 -17.7 | 326 28 15.4 -22.8 13 70 17660 305 33 27.0 -18.9 | 314 35 24.8 -24.1 14 50 19620 295 38 34.4 -16.1 | 303 39 32.2 -21.2 Wind Parameters Mean winds (0-6000m): 173.5 at 7.5 knts Storm direction: 203.5 at 5.6 knts Shear (0-3000m) pos: 1.2 neg: 0.0 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 119.0 deg Storm rel helicity (0-3000m) pos: 31.1 neg: 0.0 tot: 31.1 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.49 Bulk Shear: 3.94 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 ------------------------------------------------------------------------------- 500 127 5 72 7| 7.9 0.0 7.9| 14.5 0.0 14.5 28.9 0.95| 8.4 7.9 1000 140 8 98 7| 5.8 0.0 5.8| 22.5 0.0 22.5 22.5 0.91| 6.3 5.7 1500 143 9 107 8| 4.0 0.0 4.0| 25.9 0.0 25.9 17.2 0.85| 5.0 4.2 2000 147 10 112 8| 2.5 0.0 2.5| 29.6 0.0 29.6 14.8 0.77| 4.7 3.6 2500 150 10 115 8| 1.6 0.0 1.6| 30.9 0.0 30.9 12.4 0.70| 4.4 3.1 3000 154 9 117 7| 1.2 0.0 1.2| 31.1 0.0 31.1 10.4 0.65| 4.0 2.6 4000 162 9 122 6| 0.8 0.0 0.8| 31.2 0.0 31.2 7.8 0.64| 3.2 2.0 5000 168 8 125 5| 0.6 0.0 0.6| 31.3 0.0 31.3 6.3 0.64| 2.7 1.7 6000 173 7 127 4| 0.5 0.0 0.5| 31.4 0.0 31.4 5.2 0.63| 2.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20260119.00.gif