UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 14 OCT 25 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 1019 95 1.0 -6.0 59 7.0 -1.4 135 5 272.7 273.1 270.7 279.3 2.39 1 1000 246 0.0 -8.0 55 8.0 -2.7 135 5 273.1 273.5 270.5 278.9 2.09 2 925 865 -4.1 -9.1 68 5.0 -5.7 155 27 275.1 275.5 271.7 280.9 2.07 3 916 942 -4.9 -9.2 72 4.3 -6.2 157 28 275.1 275.4 271.6 280.9 2.08 4 897 1108 -0.7 -3.6 81 2.9 -1.9 160 29 281.1 281.6 276.7 290.2 3.26 5 851 1530 0.4 -1.3 88 1.7 -0.3 170 33 286.5 287.2 280.5 298.1 4.08 6 850 1539 0.2 -1.5 88 1.7 -0.6 170 33 286.4 287.1 280.4 297.8 4.03 7 783 2193 -3.1 -4.5 90 1.4 -3.7 189 30 289.6 290.2 281.3 299.8 3.49 8 769 2335 -3.5 -4.7 91 1.2 -4.0 193 30 290.7 291.3 281.7 300.9 3.50 9 717 2888 -4.1 -14.1 46 10.0 -7.4 209 28 295.9 296.2 281.9 301.4 1.79 10 700 3077 -4.5 -13.5 49 9.0 -7.5 215 27 297.5 297.9 282.8 303.4 1.93 11 647 3693 -7.1 -18.1 41 11.0 -10.4 217 27 301.3 301.6 283.7 305.8 1.42 12 552 4910 -15.7 -19.8 71 4.1 -16.8 222 27 305.1 305.4 285.2 309.8 1.44 13 500 5650 -20.1 -25.0 65 4.9 -21.1 225 27 308.5 308.7 286.0 311.9 1.00 14 498 5680 -20.3 -25.3 64 5.0 -21.4 225 27 308.6 308.8 286.0 311.9 0.98 15 400 7260 -32.9 -37.7 62 4.8 -33.4 240 19 312.2 312.3 286.6 313.5 0.37 16 306 9080 -47.9 -52.4 60 4.5 -48.1 235 28 316.0 316.1 287.6 316.4 0.10 17 300 9210 -48.7 -53.2 59 4.5 -48.8 235 29 316.7 316.7 287.8 317.1 0.09 18 250 10390 -56.9 -61.5 56 4.6 -57.0 245 36 321.5 321.5 289.2 321.6 0.04 19 230 10913 -59.9 -64.4 56 4.5 -60.0 245 37 324.7 324.7 290.2 324.8 0.03 20 216 11303 -61.3 -65.9 54 4.6 -61.4 245 38 328.4 328.4 291.3 328.5 0.03 21 200 11780 -61.1 -65.8 54 4.7 -61.2 245 33 336.0 336.0 293.3 336.1 0.03 22 182 12362 -62.3 -67.3 51 5.0 -62.4 240 28 343.2 343.2 295.1 343.3 0.02 23 174 12641 -58.7 -63.7 52 5.0 -58.8 238 25 353.6 353.6 297.4 353.8 0.04 24 150 13570 -58.5 -64.5 46 6.0 -58.6 230 17 369.3 369.3 300.5 369.5 0.04 25 100 16120 -59.1 -68.1 30 9.0 -59.3 250 13 413.5 413.5 307.0 413.7 0.04 26 70 18350 -59.9 -71.9 19 12.0 -60.2 260 7 456.2 456.2 311.4 456.4 0.03 27 50 20440 -61.1 -75.1 14 14.0 -61.6 320 11 499.5 499.5 314.9 499.7 0.03 28 38 22144 -62.7 -77.7 12 15.0 -63.2 317 13 536.2 536.2 317.3 536.4 0.03 29 30 23610 -61.3 -77.3 10 16.0 -62.0 315 15 577.5 577.5 319.6 577.8 0.03 30 20 26137 -59.5 -77.5 8 18.0 -60.8 654.0 654.1 322.9 654.4 0.05 TRP 216 11303 -61.3 -65.9 54 4.6 -61.4 245 38 328.4 328.4 291.3 328.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5404.00 m Freezing level: 1000.00 mb = 246.00 m = 807.08 ft Freezing level: 867.73 mb = 1376.34 m = 4515.50 ft Freezing level: 845.94 mb = 1578.62 m = 5179.13 ft Wetbulb zero: Below ground Precipitable water: 0.52 inches Sfc-500 mean rel hum: 65.66 % Est. max temperature: 12.69 C = 54.84 F Sfc-Lift cond lev (LCL): 913.49 mb = 963.81 m = 3162.08 ft T: -4.35 C 700-500 lapse rate: 6.06 C/km ThetaE index: 0.31 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 557.20 mb = 4838.68 m = 15874.73 ft Mean mixing ratio: 2.11 g/kg Conv temperature: 33.42 C = 92.16 F Cap Strength: 22.07 C Lifted Index: 23.94 C Risk: None Lifted Index @300 mb: 26.16 C Lifted Index @700 mb: 18.27 C Showalter Index: 10.38 C Risk: None Total Totals Index: 38.90 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 18.60 C K Index: 9.80 Risk: None Sweat Index: 220.39 Risk: None Energy Index: 2.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.73 J/kg Max Up Vert Vel: 3.39 m/s Conv Inhibition (B-): 54079.79 J/kg Cap Strength: 23.82 C Lift Cond Lev (LCL): 872.62 mb = 1328.76 m = 4359.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 20 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 1019 95 135 5 -3.5 3.5 | 65 21 -18.9 -8.9 1 1000 246 135 5 -3.5 3.5 | 65 21 -18.9 -8.9 2 925 865 155 27 -11.4 24.5 | 114 29 -26.8 12.0 3 850 1539 170 33 -5.7 32.5 | 134 29 -21.1 20.1 4 700 3077 215 27 15.5 22.1 | 181 10 0.1 9.7 5 500 5650 225 27 19.1 19.1 | 209 8 3.7 6.7 6 400 7260 240 19 16.5 9.5 | 340 3 1.1 -2.9 7 300 9210 235 29 23.8 16.6 | 243 9 8.4 4.2 8 250 10390 245 36 32.6 15.2 | 261 17 17.3 2.8 9 216 11303 245 38 34.4 16.1 | 259 19 19.1 3.6 10 200 11780 245 33 29.9 13.9 | 264 15 14.5 1.5 11 150 13570 230 17 13.0 10.9 | 57 3 -2.3 -1.5 12 100 16120 250 13 12.2 4.4 | 22 9 -3.2 -8.0 13 70 18350 260 7 6.9 1.2 | 37 14 -8.5 -11.2 14 50 20440 320 11 7.1 -8.4 | 22 22 -8.3 -20.9 15 30 23610 315 15 10.6 -10.6 | 12 24 -4.8 -23.0 Wind Parameters Mean winds (0-6000m): 201.0 at 26.4 knts Storm direction: 231.0 at 19.8 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 116.0 deg Storm rel helicity (0-3000m) pos: 289.9 neg: 0.0 tot: 289.9 m^2/s^2 ave: 96.6 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 7.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.08 Bulk Shear: 69.61 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 ------------------------------------------------------------------------------- 500 142 9 77 22| 12.9 0.0 12.9| 71.7 0.0 71.7 143.3 0.94| 13.0 12.2 1000 153 17 97 23| 12.7 0.0 12.7|163.0 0.0 163.0 163.0 0.94| 13.4 12.5 1500 160 22 109 24| 9.9 0.0 9.9|219.0 0.0 219.0 146.0 0.95| 11.5 10.8 2000 166 24 117 24| 7.2 0.0 7.2|253.4 0.0 253.4 126.7 0.88| 10.8 9.5 2500 172 25 124 23| 5.6 0.0 5.6|275.9 0.0 275.9 110.3 0.83| 10.2 8.5 3000 177 26 129 21| 4.6 0.0 4.6|289.9 0.0 289.9 96.6 0.80| 9.7 7.8 4000 188 26 138 18| 3.5 0.0 3.5|293.7 0.0 293.7 73.4 0.80| 7.5 6.1 5000 195 26 147 15| 2.8 0.0 2.8|297.4 0.0 297.4 59.5 0.81| 6.2 5.0 6000 201 26 154 14| 2.2 0.0 2.2|301.6 0.0 301.6 50.3 0.79| 5.5 4.4 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251014.12.gif