UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for U4343... Searching the city database file for: U4343 ... Date:1200Z 15 APR 25 Station: U4343 WMO ident: 24343 Latitude: 66.77 Longitude: 123.40 ------------------------------------------------------------------------------- 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 54 180 1 SFC 997 77 -6.7 -12.7 62 6.0 -8.2 180 1 266.7 266.9 265.1 270.6 1.44 2 979 220 -4.1 -10.1 63 6.0 -5.9 179 2 270.7 271.0 268.5 275.7 1.81 3 925 665 -7.3 -14.3 57 7.0 -9.1 175 7 271.8 272.1 268.5 275.7 1.36 4 915 749 -7.9 -14.9 57 7.0 -9.6 174 7 272.1 272.3 268.5 275.8 1.31 5 850 1314 -9.3 -24.3 28 15.0 -12.2 170 5 276.4 276.5 270.1 278.3 0.63 6 829 1508 -9.9 -28.9 20 19.0 -13.2 184 5 277.8 277.8 270.5 279.1 0.42 7 805 1735 -10.3 -23.3 34 13.0 -12.9 199 5 279.7 279.8 272.2 281.9 0.73 8 778 1997 -11.9 -20.9 47 9.0 -13.8 218 5 280.7 280.9 273.2 283.5 0.93 9 700 2800 -17.1 -29.1 34 12.0 -19.0 275 5 283.5 283.6 274.0 285.1 0.49 10 599 3949 -26.3 -36.3 38 10.0 -27.3 289 14 285.8 285.9 274.9 286.7 0.29 11 594 4009 -26.7 -36.7 38 10.0 -27.7 290 15 286.0 286.1 275.0 286.9 0.28 12 500 5240 -32.3 -38.3 55 6.0 -32.8 305 25 293.7 293.7 278.9 294.6 0.28 13 471 5659 -34.1 -38.9 62 4.8 -34.5 308 27 296.5 296.5 280.2 297.4 0.28 14 423 6401 -39.5 -43.8 64 4.3 -39.8 312 31 298.8 298.9 281.1 299.5 0.19 15 404 6713 -42.5 -46.9 62 4.4 -42.7 315 33 298.9 298.9 281.1 299.4 0.14 16 400 6780 -42.7 -47.2 61 4.5 -42.9 315 33 299.5 299.5 281.3 300.0 0.14 17 321 8241 -51.7 -56.7 55 5.0 -51.8 307 40 306.5 306.5 284.1 306.7 0.06 18 300 8680 -53.1 -58.1 54 5.0 -53.2 305 42 310.5 310.5 285.6 310.7 0.05 19 294 8810 -53.3 -58.3 54 5.0 -53.4 305 42 312.0 312.0 286.1 312.2 0.05 20 289 8920 -53.3 -58.3 54 5.0 -53.4 304 41 313.6 313.6 286.6 313.7 0.05 21 250 9860 -49.7 -55.7 49 6.0 -49.9 295 35 332.2 332.2 292.4 332.5 0.08 22 200 11330 -48.3 -56.3 39 8.0 -48.7 285 23 356.3 356.3 298.0 356.7 0.09 23 186 11806 -46.7 -55.7 35 9.0 -47.2 282 21 366.3 366.4 300.0 366.8 0.11 24 150 13220 -47.3 -59.3 24 12.0 -48.0 275 15 388.6 388.6 303.6 389.0 0.09 25 100 15900 -48.7 -62.7 18 14.0 -49.6 270 19 433.6 433.7 309.3 434.1 0.08 26 70 18220 -51.5 -66.5 15 15.0 -52.4 275 13 474.2 474.2 313.0 474.6 0.07 27 50 20390 -52.5 -68.5 13 16.0 -53.7 275 15 519.8 519.8 316.3 520.2 0.08 28 46 20928 -53.1 -69.1 13 16.0 -54.3 530.9 530.9 317.0 531.4 0.08 TRP 294 8810 -53.3 -58.3 54 5.0 -53.4 305 42 312.0 312.0 286.1 312.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5186.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 42.67 % Est. max temperature: 3.21 C = 37.77 F Sfc-Lift cond lev (LCL): 906.07 mb = 823.95 m = 2703.20 ft T: -8.09 C 700-500 lapse rate: 6.23 C/km Conv cond level (CCL): 709.90 mb = 2693.28 m = 8836.12 ft Mean mixing ratio: 1.49 g/kg Conv temperature: 9.78 C = 49.60 F Cap Strength: 9.96 C Lifted Index: 15.32 C Risk: None Lifted Index @300 mb: 24.93 C Lifted Index @700 mb: 9.13 C Showalter Index: 12.97 C Risk: None Total Totals Index: 31.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 8.00 C K Index: -13.30 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.90 J/kg Max Up Vert Vel: 5.08 m/s Conv Inhibition (B-): 39300.66 J/kg Cap Strength: 15.26 C Lift Cond Lev (LCL): 850.90 mb = 1305.89 m = 4284.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 9 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 ---------------------------------------------------------- 0 997 77 180 1 0.0 1.0 | 147 10 -5.4 8.5 1 925 665 175 7 -0.6 7.0 | 157 16 -6.0 14.5 2 850 1314 170 5 -0.9 4.9 | 153 14 -6.3 12.4 3 700 2800 275 5 5.0 -0.4 | 176 7 -0.4 7.1 4 500 5240 305 25 20.5 -14.3 | 294 17 15.1 -6.8 5 400 6780 315 33 23.3 -23.3 | 311 24 17.9 -15.8 6 300 8680 305 42 34.4 -24.1 | 300 33 29.0 -16.6 7 294 8810 305 42 34.4 -24.1 | 300 33 29.0 -16.6 8 250 9860 295 35 31.7 -14.8 | 285 27 26.3 -7.3 9 200 11330 285 23 22.2 -6.0 | 265 17 16.8 1.6 10 150 13220 275 15 14.9 -1.3 | 237 11 9.5 6.2 11 100 15900 270 19 19.0 -0.0 | 241 16 13.6 7.5 12 70 18220 275 13 13.0 -1.1 | 230 10 7.5 6.4 13 50 20390 275 15 14.9 -1.3 | 237 11 9.5 6.2 Wind Parameters Mean winds (0-6000m): 294.2 at 12.4 knts Storm direction: 324.2 at 9.3 knts Shear (0-3000m) pos: 1.8 neg: 0.8 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 47.8 deg Storm rel helicity (0-3000m) pos: 26.9 neg: -4.1 tot: 22.8 m^2/s^2 ave: 7.6 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.47 Bulk Shear: 27.38 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 ------------------------------------------------------------------------------- 500 176 4 153 12| 0.0 5.3 5.3| 6.1 0.0 6.1 12.2 0.37| 5.3 2.0 1000 175 5 155 14| 0.0 2.4 2.4| 6.8 -2.8 4.1 4.1 0.19| 3.7 0.7 1500 175 5 155 14| 0.6 1.6 2.2| 12.0 -4.0 8.0 5.4 0.26| 3.3 0.9 2000 182 5 157 14| 1.2 1.2 2.4| 19.6 -4.0 15.6 7.8 0.38| 3.2 1.2 2500 191 5 160 13| 1.5 1.0 2.5| 22.7 -4.0 18.7 7.5 0.38| 3.2 1.2 3000 203 5 164 13| 1.8 0.8 2.6| 26.9 -4.1 22.8 7.6 0.43| 3.3 1.4 4000 248 7 184 10| 2.4 0.6 3.0| 42.7 -4.1 38.6 9.7 0.58| 3.6 2.1 5000 281 9 214 7| 2.9 0.5 3.3| 64.7 -4.1 60.7 12.1 0.62| 3.8 2.4 6000 294 12 247 6| 2.9 0.4 3.3| 84.9 -4.1 80.9 13.5 0.63| 3.7 2.3 Wrote GIF file: /home/apache/climate/data/raob//U4343/skewt/U4343.skewt.20250415.12.gif