UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 25 APR 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 ------------------------------------------------------------------------------- 0 1000 108 70 5 SFC 998 124 2.6 -6.4 51 9.0 -0.6 70 5 275.9 276.3 272.6 282.5 2.37 2 993 165 1.0 -9.0 47 10.0 -2.3 69 6 274.7 275.0 271.2 280.2 1.94 3 925 729 -4.5 -11.5 58 7.0 -6.5 55 15 274.7 275.0 270.8 279.5 1.71 4 866 1243 -9.5 -13.4 73 3.9 -10.5 71 15 274.7 275.0 270.7 279.2 1.57 5 850 1387 -10.1 -13.7 75 3.6 -11.1 75 15 275.6 275.8 271.1 280.0 1.56 6 839 1487 -10.7 -14.0 77 3.3 -11.6 86 15 276.0 276.2 271.4 280.4 1.54 7 838 1496 -10.3 -13.6 77 3.3 -11.2 87 15 276.5 276.7 271.8 281.0 1.59 8 827 1599 -8.5 -13.1 69 4.6 -9.8 98 15 279.4 279.7 273.6 284.3 1.68 9 792 1932 -11.7 -21.7 43 10.0 -13.7 135 16 279.5 279.6 272.3 282.0 0.85 10 782 2029 -12.5 -22.5 43 10.0 -14.5 146 16 279.6 279.8 272.3 282.0 0.80 11 766 2187 -12.3 -19.3 56 7.0 -13.9 163 16 281.5 281.7 273.9 284.7 1.08 12 759 2257 -10.7 -16.7 61 6.0 -12.2 171 16 284.0 284.2 275.6 288.0 1.36 13 740 2452 -10.7 -14.9 71 4.2 -11.9 193 16 286.1 286.3 277.1 290.9 1.62 14 734 2515 -10.9 -15.1 71 4.2 -12.1 200 17 286.5 286.8 277.3 291.3 1.61 15 700 2877 -13.7 -18.7 66 5.0 -14.9 240 17 287.3 287.5 277.2 291.1 1.25 16 508 5237 -29.7 -34.1 66 4.4 -30.2 216 34 295.5 295.6 280.0 296.9 0.42 17 500 5350 -30.7 -34.9 67 4.2 -31.2 215 35 295.6 295.7 280.0 296.9 0.39 18 407 6773 -42.5 -47.5 58 5.0 -42.7 215 38 298.3 298.3 280.8 298.7 0.13 19 400 6890 -43.1 -49.1 52 6.0 -43.3 215 38 299.0 299.0 281.1 299.4 0.11 20 323 8309 -51.5 -59.5 38 8.0 -51.7 225 50 306.2 306.2 284.0 306.4 0.04 21 316 8452 -51.7 -59.7 38 8.0 -51.8 226 49 307.9 307.9 284.6 308.0 0.04 22 300 8790 -51.3 -60.3 33 9.0 -51.5 230 48 313.0 313.0 286.5 313.2 0.04 23 250 9980 -48.3 -61.3 21 13.0 -48.7 245 42 334.3 334.3 292.9 334.4 0.04 24 242 10194 -47.1 -61.1 19 14.0 -47.6 245 41 339.2 339.2 294.1 339.4 0.04 25 200 11450 -47.5 -66.5 10 19.0 -48.1 245 36 357.6 357.6 298.2 357.7 0.02 26 184 12002 -47.3 -68.3 7 21.0 -48.0 246 35 366.5 366.5 299.9 366.6 0.02 27 156 13099 -45.9 -68.9 6 23.0 -46.8 249 32 386.6 386.6 303.3 386.7 0.02 28 150 13360 -46.5 -69.5 6 23.0 -47.4 250 31 389.9 389.9 303.8 390.0 0.02 29 107 15581 -51.5 -75.5 4 24.0 -52.2 254 21 420.0 420.0 307.7 420.1 0.01 30 100 16020 -51.7 -75.7 4 24.0 -52.5 255 19 427.8 427.8 308.6 427.9 0.01 31 73 18050 -54.5 -78.5 4 24.0 -55.2 273 17 462.2 462.2 312.0 462.3 0.01 32 70 18320 -53.5 -77.5 4 24.0 -54.4 275 17 469.9 469.9 312.7 470.0 0.01 33 51 20353 -53.7 -77.7 4 24.0 -54.8 251 19 514.0 514.0 315.9 514.1 0.02 34 50 20480 -54.5 -78.5 4 24.0 -55.5 250 19 515.0 515.0 316.0 515.1 0.02 35 30 23720 -58.7 -81.7 4 23.0 -59.7 250 13 584.6 584.6 319.9 584.7 0.02 36 29 23932 -59.3 -82.3 4 23.0 -60.3 588.7 588.7 320.1 588.8 0.02 37 20 26260 -57.5 -80.5 4 23.0 -59.2 660.2 660.2 323.1 660.4 0.03 38 19 26585 -55.9 -79.9 3 24.0 -57.9 674.9 674.9 323.6 675.2 0.04 TRP 323 8309 -51.5 -59.5 38 8.0 -51.7 225 50 306.2 306.2 284.0 306.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5242.00 m Freezing level: 980.64 mb = 267.27 m = 876.86 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 63.51 % Est. max temperature: 2.33 C = 36.19 F Sfc-Lift cond lev (LCL): 867.55 mb = 1229.11 m = 4032.46 ft T: -9.36 C 700-500 lapse rate: 6.87 C/km ThetaE index: 3.35 C Layer 993.0- 850.0 mb Conv cond level (CCL): 688.56 mb = 2998.28 m = 9836.74 ft Mean mixing ratio: 1.80 g/kg Conv temperature: 14.44 C = 57.99 F Cap Strength: 13.35 C Lifted Index: 13.37 C Risk: None Lifted Index @300 mb: 23.56 C Lifted Index @700 mb: 9.13 C Showalter Index: 13.23 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 17.00 C K Index: 1.90 Risk: None Sweat Index: 65.00 Risk: None Energy Index: 3.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.04 J/kg Max Up Vert Vel: 1.44 m/s Conv Inhibition (B-): 53552.75 J/kg Cap Strength: 13.36 C Lift Cond Lev (LCL): 835.74 mb = 1517.27 m = 4977.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 245 at 17 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 ---------------------------------------------------------- 0 998 124 70 5 -4.7 -1.7 | 66 22 -19.8 -8.7 1 925 729 55 15 -12.3 -8.6 | 60 32 -27.4 -15.6 2 850 1387 75 15 -14.5 -3.9 | 70 32 -29.6 -10.9 3 700 2877 240 17 14.7 8.5 | 166 2 -0.4 1.5 4 500 5350 215 35 20.1 28.7 | 193 22 5.0 21.7 5 400 6890 215 38 21.8 31.1 | 195 25 6.7 24.2 6 323 8309 225 50 35.4 35.4 | 216 35 20.3 28.4 7 300 8790 230 48 36.8 30.9 | 222 32 21.7 23.9 8 250 9980 245 42 38.1 17.7 | 245 25 23.0 10.8 9 200 11450 245 36 32.6 15.2 | 245 19 17.5 8.2 10 150 13360 250 31 29.1 10.6 | 255 14 14.0 3.6 11 100 16020 255 19 18.4 4.9 | 302 4 3.3 -2.1 12 70 18320 275 17 16.9 -1.5 | 348 9 1.8 -8.5 13 50 20480 250 19 17.9 6.5 | 280 3 2.8 -0.5 14 30 23720 250 13 12.2 4.4 | 49 4 -2.9 -2.5 Wind Parameters Mean winds (0-6000m): 215.2 at 22.2 knts Storm direction: 245.2 at 16.6 knts Shear (0-3000m) pos: 5.5 neg: 1.4 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 127.3 deg Storm rel helicity (0-3000m) pos: 233.9 neg: -20.7 tot: 213.2 m^2/s^2 ave: 71.1 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 10.8 stream: 5.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 124.60 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 60 9 63 26| 0.0 8.7 8.7| 0.0 -14.6 -14.6 -29.2 -0.24| 8.8 -2.1 1000 60 12 63 29| 1.5 4.3 5.8| 25.9 -20.7 5.3 5.3 0.02| 6.9 0.1 1500 67 13 66 30| 3.7 2.9 6.6| 99.5 -20.7 78.9 52.6 0.41| 7.7 3.2 2000 81 14 72 30| 5.7 2.2 7.9|192.5 -20.7 171.8 85.9 0.59| 9.7 5.7 2500 87 14 75 30| 6.0 1.7 7.7|230.0 -20.7 209.4 83.8 0.57| 11.0 6.3 3000 81 15 73 31| 5.5 1.4 6.9|233.9 -20.7 213.2 71.1 0.54| 10.8 5.8 4000 209 17 137 10| 4.1 0.5 4.6|234.7 -21.2 213.5 53.4 0.48| 9.2 4.4 5000 216 19 157 9| 3.3 1.2 4.5|234.7 -28.9 205.7 41.1 0.40| 8.3 3.3 6000 215 22 168 11| 2.7 1.2 4.0|237.7 -32.2 205.5 34.3 0.39| 7.2 2.8 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250425.12.gif