UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 7 DEC 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 1016 124 -9.9 -13.2 77 3.3 -10.7 90 3 262.1 262.3 261.5 265.7 1.36 1 1000 246 -11.7 -15.5 73 3.8 -12.5 85 11 261.5 261.6 260.6 264.5 1.14 2 973 455 -13.3 -17.0 74 3.7 -14.0 97 18 261.9 262.1 260.8 264.7 1.04 3 956 590 -12.3 -15.7 76 3.4 -13.0 105 23 264.2 264.4 262.8 267.5 1.18 4 927 827 -7.9 -11.3 77 3.4 -8.8 119 30 271.1 271.3 268.6 275.9 1.74 5 925 844 -7.3 -11.8 70 4.5 -8.5 120 31 271.8 272.1 269.0 276.5 1.67 6 923 861 -7.3 -12.2 68 4.9 -8.7 120 31 272.0 272.3 269.0 276.5 1.62 7 912 954 -7.7 -15.7 53 8.0 -9.6 120 29 272.5 272.7 268.7 276.0 1.23 8 893 1118 -8.9 -15.9 57 7.0 -10.6 120 25 272.9 273.1 269.0 276.5 1.24 9 888 1161 -8.7 -15.7 57 7.0 -10.4 120 24 273.6 273.8 269.4 277.2 1.27 10 873 1293 -8.3 -19.3 41 11.0 -10.8 120 21 275.3 275.5 270.0 278.1 0.95 11 850 1500 -10.1 -28.1 21 18.0 -13.2 120 17 275.6 275.6 269.2 276.9 0.44 12 815 1823 -11.5 -32.5 16 21.0 -14.6 88 15 277.4 277.5 270.1 278.4 0.31 13 775 2209 -10.5 -38.5 8 28.0 -14.3 49 12 282.5 282.5 272.9 283.1 0.18 14 717 2804 -12.5 -44.5 5 32.0 -16.2 349 8 286.7 286.7 275.1 287.0 0.10 15 700 2987 -13.9 -45.9 5 32.0 -17.4 330 7 287.1 287.1 275.3 287.4 0.09 16 618 3923 -19.9 -48.9 6 29.0 -22.4 324 13 290.6 290.6 277.1 290.9 0.07 17 578 4418 -22.5 -51.5 5 29.0 -24.7 321 16 293.2 293.2 278.3 293.4 0.06 18 543 4875 -24.5 -44.5 14 20.0 -26.3 319 19 296.1 296.1 279.8 296.6 0.13 19 501 5456 -29.7 -41.7 30 12.0 -30.7 315 23 296.7 296.7 280.1 297.3 0.20 20 500 5470 -29.7 -41.7 30 12.0 -30.7 315 23 296.8 296.9 280.2 297.5 0.20 21 452 6180 -33.7 -41.7 44 8.0 -34.3 313 28 300.5 300.5 281.8 301.3 0.22 22 414 6786 -38.9 -45.9 48 7.0 -39.3 311 31 301.5 301.5 282.2 302.0 0.15 23 400 7020 -40.9 -47.9 47 7.0 -41.2 310 33 301.8 301.9 282.3 302.3 0.13 24 300 8910 -56.5 -63.5 41 7.0 -56.6 300 36 305.7 305.7 283.7 305.8 0.02 25 250 10050 -61.7 -68.7 39 7.0 -61.7 300 64 314.3 314.3 286.9 314.4 0.01 26 224 10728 -64.4 -71.4 38 7.0 -64.5 300 77 320.2 320.2 288.8 320.2 0.01 27 208 11181 -66.3 -73.3 37 7.0 -66.4 305 73 324.1 324.1 290.0 324.1 0.01 28 200 11420 -65.5 -72.5 37 7.0 -65.5 305 68 329.0 329.0 291.5 329.1 0.01 29 150 13160 -66.5 -73.5 37 7.0 -66.5 305 48 355.5 355.5 297.8 355.6 0.01 30 142 13491 -65.7 -72.7 37 7.0 -65.8 303 46 362.5 362.5 299.2 362.6 0.01 31 100 15600 -68.5 -75.5 36 7.0 -68.6 290 31 395.4 395.4 304.6 395.4 0.01 32 70 17720 -70.3 -78.3 30 8.0 -70.4 290 33 434.0 434.0 309.3 434.1 0.01 33 50 19700 -73.9 -81.9 28 8.0 -74.0 285 33 469.3 469.3 312.6 469.4 0.01 34 35 21769 -76.3 -84.3 27 8.0 -76.4 513.5 513.5 315.9 513.5 0.01 TRP 208 11181 -66.3 -73.3 37 7.0 -66.4 305 73 324.1 324.1 290.0 324.1 0.01 WND 224 10728 -64.4 -71.4 38 7.0 -64.5 300 77 320.2 320.2 288.8 320.2 0.01 Sounding variables and indices 1000-500 mb thick: 5224.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 23.26 % Est. max temperature: 3.51 C = 38.32 F Sfc-Lift cond lev (LCL): 963.61 mb = 529.17 m = 1736.10 ft T: -12.75 C 700-500 lapse rate: 6.36 C/km ThetaE index: 1.19 C Layer 850.0- 815.0 mb Conv cond level (CCL): 618.64 mb = 3915.53 m = 12846.06 ft Mean mixing ratio: 1.28 g/kg Conv temperature: 18.76 C = 65.77 F Cap Strength: 23.53 C Lifted Index: 23.48 C Risk: None Lifted Index @300 mb: 26.45 C Lifted Index @700 mb: 17.90 C Showalter Index: 16.63 C Risk: None Total Totals Index: 21.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 1.60 C K Index: -40.50 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 4.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 48.67 J/kg Max Up Vert Vel: 9.87 m/s Conv Inhibition (B-): 38679.12 J/kg Cap Strength: 23.49 C Lift Cond Lev (LCL): 910.24 mb = 969.28 m = 3180.02 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 at 13 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 1016 124 90 3 -3.0 0.0 | 188 12 1.7 11.7 1 1000 246 85 11 -11.0 -1.0 | 150 12 -6.2 10.7 2 925 844 120 31 -26.8 15.5 | 141 35 -22.1 27.2 3 850 1500 120 17 -14.7 8.5 | 154 23 -10.0 20.2 4 700 2987 330 7 3.5 -6.1 | 236 10 8.2 5.6 5 500 5470 315 23 16.3 -16.3 | 282 21 21.0 -4.6 6 400 7020 310 33 25.3 -21.2 | 288 31 30.0 -9.5 7 300 8910 300 36 31.2 -18.0 | 280 36 35.9 -6.3 8 250 10050 300 64 55.4 -32.0 | 289 63 60.1 -20.3 9 224 10728 300 77 66.7 -38.5 | 291 76 71.4 -26.8 10 208 11181 305 73 59.8 -41.9 | 295 71 64.5 -30.2 11 200 11420 305 68 55.7 -39.0 | 294 66 60.4 -27.3 12 150 13160 305 48 39.3 -27.5 | 290 47 44.0 -15.9 13 100 15600 290 31 29.1 -10.6 | 268 34 33.8 1.1 14 70 17720 290 33 31.0 -11.3 | 269 36 35.7 0.4 15 50 19700 285 33 31.9 -8.5 | 265 37 36.6 3.1 Wind Parameters Mean winds (0-6000m): 352.0 at 16.8 knts Storm direction: 22.0 at 12.6 knts Shear (0-3000m) pos: 3.9 neg: 5.5 tot: 9.4 10-3/s Storm rel Dir Shear (0-3000m): 52.4 deg Storm rel helicity (0-3000m) pos: 70.2 neg: -71.3 tot: -1.1 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 13.4 stream: -0.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.57 Bulk Shear: 84.73 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 98 15 144 17| 21.4 0.0 21.4| 0.9 -39.9 -39.0 -78.0 -0.52| 23.0-12.0 1000 113 21 144 25| 11.6 0.0 11.6| 41.0 -39.9 1.0 1.0 -0.19| 18.8 -3.5 1500 115 21 145 25| 7.7 3.4 11.1| 64.1 -50.4 13.7 9.1 -0.11| 16.4 -1.9 2000 111 19 144 23| 5.8 5.7 11.5| 64.1 -70.1 -5.9 -3.0 -0.17| 15.7 -2.7 2500 109 18 145 21| 4.6 6.2 10.8| 68.1 -70.1 -2.0 -0.8 -0.07| 14.7 -1.0 3000 111 16 150 20| 3.9 5.5 9.4| 70.2 -71.3 -1.1 -0.4 -0.06| 13.4 -0.8 4000 99 15 145 17| 2.9 5.0 7.9| 86.6 -71.3 15.3 3.8 0.01| 10.9 0.1 5000 58 15 114 9| 2.3 4.7 7.0| 99.7 -71.3 28.4 5.7 0.05| 9.4 0.4 6000 352 17 305 9| 1.9 4.5 6.4|110.9 -71.3 39.6 6.6 0.06| 8.4 0.5 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251207.12.gif