UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for U8445... Searching the city database file for: U8445 ... Date:1200Z 10 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 ------------------------------------------------------------------------------- 0 1000 279 225 3 SFC 999 287 -8.7 -14.7 62 6.0 -10.1 225 3 264.5 264.7 263.1 267.9 1.22 2 960 594 -10.1 -18.1 52 8.0 -11.8 243 24 266.1 266.3 263.8 268.8 0.96 3 925 882 -6.5 -15.5 49 9.0 -8.8 260 44 272.7 272.9 268.8 276.2 1.23 4 920 924 -6.5 -16.5 45 10.0 -8.9 260 44 273.1 273.3 268.9 276.4 1.14 5 863 1423 -7.3 -21.3 32 14.0 -10.4 260 42 277.3 277.4 270.9 279.7 0.81 6 850 1541 -8.3 -23.3 29 15.0 -11.4 260 42 277.5 277.6 270.8 279.5 0.69 7 749 2513 -12.7 -32.7 17 20.0 -15.7 253 37 282.9 282.9 273.4 283.9 0.33 8 708 2943 -11.9 -40.9 7 29.0 -15.7 251 35 288.4 288.4 276.1 288.9 0.15 9 700 3030 -12.5 -42.5 6 30.0 -16.2 250 35 288.6 288.7 276.2 289.1 0.13 10 686 3184 -13.7 -43.7 6 30.0 -17.2 251 35 289.0 289.0 276.3 289.4 0.12 11 650 3592 -16.1 -45.1 6 29.0 -19.2 254 36 290.8 290.8 277.2 291.1 0.11 12 606 4116 -20.9 -28.9 49 8.0 -22.1 259 36 291.1 291.2 278.1 293.0 0.58 13 581 4427 -21.5 -26.3 65 4.8 -22.3 261 37 293.9 294.1 279.7 296.4 0.77 14 564 4646 -22.5 -26.3 71 3.8 -23.2 263 37 295.3 295.4 280.4 297.8 0.79 15 500 5520 -28.9 -32.3 72 3.4 -29.3 270 38 297.8 297.9 281.1 299.5 0.51 16 400 7070 -40.5 -44.4 66 3.9 -40.7 280 46 302.4 302.4 282.6 303.0 0.18 17 389 7259 -41.7 -45.5 66 3.8 -41.9 281 46 303.2 303.2 282.9 303.8 0.17 18 300 8960 -57.1 -61.4 58 4.3 -57.2 290 46 304.9 304.9 283.4 305.0 0.03 19 254 9994 -66.3 -70.4 56 4.1 -66.3 295 46 306.1 306.1 283.8 306.2 0.01 20 250 10090 -66.5 -70.6 56 4.1 -66.5 295 46 307.2 307.2 284.3 307.2 0.01 21 225 10723 -69.3 -73.7 53 4.4 -69.3 295 46 312.3 312.3 286.2 312.3 0.01 22 200 11430 -66.9 -71.3 54 4.4 -67.0 290 46 326.8 326.8 290.8 326.9 0.01 23 181 12036 -64.9 -69.3 54 4.4 -65.0 292 43 339.5 339.5 294.2 339.6 0.02 24 154 13020 -65.3 -69.6 55 4.3 -65.4 295 39 354.9 354.9 297.7 355.0 0.02 25 150 13180 -66.1 -70.5 54 4.4 -66.1 295 38 356.2 356.2 298.0 356.3 0.02 26 110 15029 -73.1 -77.9 48 4.8 -73.1 291 44 376.1 376.1 301.6 376.1 0.01 27 100 15590 -71.5 -76.3 49 4.8 -71.5 290 46 389.6 389.6 303.8 389.6 0.01 28 88 16348 -69.7 -74.5 49 4.8 -69.8 292 46 407.7 407.7 306.2 407.8 0.02 29 70 17700 -72.7 -77.7 47 5.0 -72.8 295 46 428.9 428.9 308.7 428.9 0.01 30 58 18798 -74.9 -79.8 46 4.9 -74.9 447.6 447.6 310.6 447.6 0.01 TRP 225 10723 -69.3 -73.7 53 4.4 -69.3 295 46 312.3 312.3 286.2 312.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5241.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 38.12 % Est. max temperature: 4.27 C = 39.69 F Sfc-Lift cond lev (LCL): 907.41 mb = 1031.73 m = 3384.89 ft T: -6.67 C 700-500 lapse rate: 6.59 C/km ThetaE index: 0.18 C Layer 850.0- 749.0 mb Conv cond level (CCL): 561.25 mb = 4681.46 m = 15358.92 ft Mean mixing ratio: 1.09 g/kg Conv temperature: 22.13 C = 71.83 F Cap Strength: 20.08 C Lifted Index: 21.30 C Risk: None Lifted Index @300 mb: 23.21 C Lifted Index @700 mb: 16.31 C Showalter Index: 15.38 C Risk: None Total Totals Index: 26.20 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 5.60 C K Index: -32.70 Risk: None Sweat Index: 122.00 Risk: None Energy Index: 4.23 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.86 J/kg Max Up Vert Vel: 9.15 m/s Conv Inhibition (B-): 26187.46 J/kg Cap Strength: 21.12 C Lift Cond Lev (LCL): 827.82 mb = 1744.30 m = 5722.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 291 at 28 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 ---------------------------------------------------------- 0 999 287 225 3 2.1 2.1 | 117 27 -23.8 11.9 1 925 882 260 44 43.3 7.6 | 225 25 17.5 17.4 2 850 1541 260 42 41.4 7.3 | 222 23 15.5 17.1 3 700 3030 250 35 32.9 12.0 | 198 23 7.0 21.7 4 500 5520 270 38 38.0 -0.0 | 231 16 12.1 9.8 5 400 7070 280 46 45.3 -8.0 | 265 20 19.4 1.8 6 300 8960 290 46 43.2 -15.7 | 289 18 17.3 -6.0 7 250 10090 295 46 41.7 -19.4 | 301 19 15.8 -9.7 8 225 10723 295 46 41.7 -19.4 | 301 19 15.8 -9.7 9 200 11430 290 46 43.2 -15.7 | 289 18 17.3 -6.0 10 150 13180 295 38 34.4 -16.1 | 306 11 8.6 -6.3 11 100 15590 290 46 43.2 -15.7 | 289 18 17.3 -6.0 12 70 17700 295 46 41.7 -19.4 | 301 19 15.8 -9.7 Wind Parameters Mean winds (0-6000m): 260.7 at 36.9 knts Storm direction: 290.7 at 27.7 knts Shear (0-3000m) pos: 6.8 neg: 1.5 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 83.9 deg Storm rel helicity (0-3000m) pos: 258.1 neg: -64.6 tot: 193.6 m^2/s^2 ave: 64.5 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 5.7 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 1.12 Bulk Shear: 37.48 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 ------------------------------------------------------------------------------- 500 258 20 156 15| 35.9 0.0 35.9|208.7 0.0 208.7 417.5 0.98| 37.5 36.6 1000 259 31 198 17| 20.8 0.0 20.8|253.4 -4.5 248.9 248.9 0.93| 23.3 21.7 1500 259 35 207 18| 13.8 0.8 14.6|253.4 -17.5 235.9 157.3 0.84| 16.4 13.7 2000 259 36 209 19| 10.4 1.4 11.8|253.4 -37.4 216.0 108.0 0.72| 13.1 9.5 2500 258 36 209 20| 8.3 1.8 10.1|253.4 -56.7 196.7 78.7 0.62| 11.2 6.9 3000 257 36 207 20| 6.8 1.5 8.3|258.1 -64.6 193.6 64.5 0.58| 9.7 5.7 4000 256 36 207 20| 5.4 1.1 6.5|280.6 -64.6 216.1 54.0 0.60| 8.0 4.8 5000 258 36 209 20| 4.5 0.9 5.4|301.6 -64.6 237.1 47.4 0.62| 6.9 4.3 6000 261 37 214 19| 4.2 0.8 4.9|328.0 -64.6 263.4 43.9 0.65| 6.3 4.1 Wrote GIF file: /home/apache/climate/data/raob//U8445/skewt/U8445.skewt.20251210.12.gif