UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 9 DEC 25 Station: U8445 WMO ident: 28445 Latitude: 56.73 Longitude: 61.07 ------------------------------------------------------------------------------- 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 1006 290 -22.9 -25.5 79 2.6 -23.2 300 1 249.8 249.9 249.6 251.1 0.48 1 1000 334 -22.5 -25.0 80 2.5 -22.8 280 9 250.6 250.7 250.4 252.0 0.50 2 990 408 -21.9 -24.5 79 2.6 -22.2 271 9 252.0 252.1 251.6 253.4 0.53 3 986 438 -17.9 -20.4 81 2.5 -18.3 267 9 256.3 256.4 255.8 258.3 0.76 4 970 561 -14.7 -18.2 75 3.5 -15.3 253 9 260.7 260.9 259.7 263.3 0.94 5 925 922 -12.7 -21.7 47 9.0 -14.3 210 9 266.3 266.4 263.5 268.4 0.73 6 920 963 -12.5 -21.5 47 9.0 -14.2 212 9 266.9 267.1 264.0 269.1 0.74 7 917 988 -11.3 -22.3 40 11.0 -13.3 213 8 268.4 268.5 264.9 270.4 0.70 8 850 1570 -11.9 -31.9 17 20.0 -14.8 240 3 273.7 273.7 267.8 274.6 0.31 9 839 1670 -12.1 -32.1 17 20.0 -15.0 249 3 274.5 274.5 268.3 275.4 0.31 10 822 1826 -12.5 -32.5 17 20.0 -15.4 263 3 275.7 275.7 269.1 276.6 0.30 11 757 2449 -16.7 -34.7 19 18.0 -19.0 321 4 277.7 277.7 270.2 278.5 0.27 12 700 3034 -18.7 -36.7 19 18.0 -20.8 15 5 281.8 281.8 272.6 282.5 0.24 13 656 3518 -20.1 -40.1 15 20.0 -22.2 17 8 285.5 285.5 274.6 286.1 0.18 14 512 5313 -32.5 -49.5 17 17.0 -33.4 24 22 291.4 291.4 277.5 291.7 0.08 15 500 5480 -33.5 -49.5 19 16.0 -34.4 25 23 292.2 292.2 277.9 292.5 0.08 16 441 6349 -38.1 -52.1 22 14.0 -38.7 17 30 297.1 297.1 280.1 297.3 0.07 17 400 7010 -43.3 -55.3 25 12.0 -43.7 10 35 298.7 298.7 280.8 298.9 0.05 18 300 8880 -58.1 -68.1 27 10.0 -58.2 355 48 303.4 303.4 282.8 303.5 0.01 19 256 9866 -66.1 -75.1 27 9.0 -66.1 355 48 305.7 305.7 283.7 305.7 0.01 20 250 10010 -67.1 -76.1 27 9.0 -67.1 355 48 306.3 306.3 283.9 306.3 0.00 21 214 10937 -70.7 -79.7 25 9.0 -70.7 350 50 314.6 314.6 286.9 314.7 0.00 22 203 11251 -68.5 -77.5 26 9.0 -68.5 350 52 322.9 322.9 289.6 322.9 0.00 23 200 11340 -69.1 -78.1 26 9.0 -69.1 350 52 323.3 323.3 289.8 323.3 0.00 24 150 13070 -67.3 -76.3 27 9.0 -67.4 335 44 354.2 354.2 297.5 354.2 0.01 25 146 13232 -66.1 -75.1 27 9.0 -66.2 334 44 359.0 359.0 298.5 359.0 0.01 26 100 15500 -68.9 -77.9 26 9.0 -68.9 320 40 394.6 394.6 304.5 394.6 0.01 27 93 15934 -67.9 -76.9 27 9.0 -68.0 318 39 404.9 404.9 305.9 404.9 0.01 28 70 17630 -70.3 -79.3 25 9.0 -70.4 310 36 434.0 434.0 309.3 434.0 0.01 29 59 18647 -70.7 -79.7 25 9.0 -70.8 305 38 454.8 454.8 311.3 454.9 0.01 30 50 19620 -74.7 -83.7 23 9.0 -74.7 300 40 467.5 467.5 312.4 467.5 0.01 31 41 20764 -78.1 -87.1 22 9.0 -78.1 486.3 486.3 314.0 486.3 0.00 32 34 21836 -77.1 -86.1 22 9.0 -77.1 515.7 515.7 316.0 515.7 0.01 TRP 214 10937 -70.7 -79.7 25 9.0 -70.7 350 50 314.6 314.6 286.9 314.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5146.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 24.84 % Est. max temperature: 0.51 C = 32.91 F Sfc-Lift cond lev (LCL): 963.45 mb = 612.48 m = 2009.42 ft T: -14.41 C 700-500 lapse rate: 6.05 C/km ThetaE index: 0.00 C Layer 1006.0- -0.0 mb Conv cond level (CCL): 1000.00 mb = 334.00 m = 1095.79 ft Mean mixing ratio: 0.75 g/kg Conv temperature: -20.04 C = -4.07 F Cap Strength: 23.23 C Lifted Index: 23.67 C Risk: None Lifted Index @300 mb: 28.36 C Lifted Index @700 mb: 17.26 C Showalter Index: 14.64 C Risk: None Total Totals Index: 23.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 1.60 C K Index: -28.30 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 69.66 J/kg Max Up Vert Vel: 11.80 m/s Conv Inhibition (B-): 39705.52 J/kg Cap Strength: 23.32 C Lift Cond Lev (LCL): 869.20 mb = 1398.75 m = 4589.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 46 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 1006 290 300 1 0.9 -0.5 | 232 9 7.3 5.7 1 1000 334 280 9 8.9 -1.6 | 253 16 15.3 4.7 2 925 922 210 9 4.5 7.8 | 218 18 10.9 14.0 3 850 1570 240 3 2.6 1.5 | 229 12 9.0 7.7 4 700 3034 15 5 -1.3 -4.8 | 255 5 5.1 1.4 5 500 5480 25 23 -9.7 -20.8 | 13 15 -3.3 -14.6 6 400 7010 10 35 -6.1 -34.5 | 359 28 0.3 -28.2 7 300 8880 355 48 4.2 -47.8 | 346 43 10.6 -41.6 8 250 10010 355 48 4.2 -47.8 | 346 43 10.6 -41.6 9 214 10937 350 50 8.7 -49.2 | 341 46 15.1 -43.0 10 200 11340 350 52 9.0 -51.2 | 341 48 15.4 -45.0 11 150 13070 335 44 18.6 -39.9 | 323 42 25.0 -33.6 12 100 15500 320 40 25.7 -30.6 | 307 40 32.1 -24.4 13 70 17630 310 36 27.6 -23.1 | 296 38 34.0 -16.9 14 50 19620 300 40 34.6 -20.0 | 289 43 41.0 -13.8 Wind Parameters Mean winds (0-6000m): 15.7 at 11.9 knts Storm direction: 45.7 at 8.9 knts Shear (0-3000m) pos: 2.6 neg: 1.5 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 43.2 deg Storm rel helicity (0-3000m) pos: 39.6 neg: -42.6 tot: -3.0 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.63 Bulk Shear: 42.74 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 ------------------------------------------------------------------------------- 500 254 9 240 17| 0.0 9.0 9.0| 12.4 -33.4 -21.0 -42.1 -0.21| 16.1 -3.3 1000 236 8 231 17| 1.8 4.5 6.3| 20.1 -42.3 -22.2 -22.2 -0.15| 11.0 -1.7 1500 235 7 230 16| 2.2 3.0 5.3| 26.3 -42.3 -16.0 -10.7 -0.06| 8.7 -0.5 2000 242 6 232 15| 2.4 2.3 4.6| 34.0 -42.3 -8.4 -4.2 0.04| 7.3 0.3 2500 251 6 235 14| 2.5 1.8 4.4| 37.5 -42.3 -4.8 -1.9 0.08| 6.5 0.5 3000 262 6 240 14| 2.6 1.5 4.1| 39.6 -42.6 -3.0 -1.0 0.11| 6.1 0.7 4000 337 7 270 9| 2.9 1.1 4.0| 48.2 -42.6 5.7 1.4 0.24| 5.5 1.3 5000 10 9 299 6| 3.1 0.9 4.0| 58.6 -42.6 16.0 3.2 0.28| 5.2 1.5 6000 16 12 329 6| 2.6 0.5 3.1| 60.8 -53.7 7.1 1.2 0.21| 5.1 1.1 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251209.12.gif