UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 26 APR 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 1019 5 -15.3 -19.1 73 3.8 -15.9 360 1 256.5 256.6 256.1 258.7 0.83 1 1017 20 -14.3 -20.3 60 6.0 -15.3 347 1 257.6 257.7 256.8 259.6 0.75 2 1016 27 -12.3 -18.3 61 6.0 -13.4 341 1 259.7 259.8 258.8 262.1 0.89 3 1005 112 -5.5 -9.9 71 4.4 -6.8 272 2 267.3 267.6 266.1 272.1 1.79 4 1001 143 -1.5 -5.4 75 3.9 -2.9 246 3 271.6 272.0 270.2 278.5 2.55 5 1000 151 -1.3 -4.9 76 3.6 -2.6 240 3 271.9 272.3 270.6 279.1 2.65 6 987 256 0.4 -2.5 81 2.9 -0.7 235 4 274.6 275.1 273.1 283.4 3.22 7 982 296 0.6 -3.0 77 3.6 -0.8 233 5 275.2 275.7 273.3 283.7 3.12 8 959 486 0.4 -8.6 51 9.0 -2.6 224 7 276.8 277.2 272.7 282.7 2.08 9 940 646 -1.1 -11.1 47 10.0 -4.2 216 9 276.9 277.2 272.2 281.9 1.74 10 925 774 -2.1 -12.1 46 10.0 -5.1 210 11 277.2 277.4 272.2 281.8 1.63 11 855 1392 -7.7 -14.7 57 7.0 -9.6 210 11 277.6 277.9 272.2 281.7 1.43 12 850 1438 -7.9 -14.9 57 7.0 -9.8 210 11 277.9 278.1 272.3 281.9 1.41 13 797 1937 -9.5 -15.5 62 6.0 -11.1 195 15 281.3 281.6 274.3 285.5 1.43 14 740 2506 -13.3 -19.3 61 6.0 -14.7 178 20 283.2 283.4 274.9 286.6 1.12 15 700 2927 -15.9 -23.9 50 8.0 -17.4 165 23 284.9 285.0 275.2 287.3 0.79 16 608 3977 -21.9 -31.9 40 10.0 -23.2 159 23 289.7 289.8 277.2 291.1 0.43 17 542 4814 -27.1 -37.1 38 10.0 -28.1 154 23 293.2 293.2 278.7 294.1 0.29 18 500 5390 -31.7 -41.7 37 10.0 -32.5 150 23 294.4 294.4 279.1 295.1 0.20 19 446 6187 -37.9 -47.9 34 10.0 -38.4 165 22 296.4 296.4 279.9 296.8 0.11 20 415 6680 -39.9 -49.9 34 10.0 -40.4 175 21 300.0 300.0 281.4 300.3 0.10 21 400 6930 -42.3 -52.3 33 10.0 -42.7 180 21 300.0 300.0 281.4 300.3 0.08 22 380 7274 -45.7 -56.7 28 11.0 -46.0 187 20 300.0 300.0 281.4 300.1 0.05 23 319 8422 -52.5 -63.5 25 11.0 -52.7 210 15 305.9 305.9 283.8 306.0 0.02 24 300 8820 -51.5 -63.5 23 12.0 -51.7 165 19 312.8 312.8 286.4 312.9 0.02 25 269 9525 -51.1 -64.1 20 13.0 -51.4 162 23 323.3 323.3 289.8 323.4 0.03 26 250 10000 -49.9 -63.9 18 14.0 -50.3 160 25 331.9 331.9 292.3 332.0 0.03 27 206 11274 -46.7 -64.7 11 18.0 -47.3 156 23 355.8 355.8 297.9 355.9 0.03 28 200 11470 -47.5 -66.5 10 19.0 -48.1 155 23 357.6 357.6 298.2 357.7 0.02 29 150 13360 -49.3 -71.3 6 22.0 -50.0 145 23 385.1 385.1 303.1 385.2 0.02 30 147 13492 -49.9 -71.9 6 22.0 -50.5 145 23 386.3 386.3 303.2 386.4 0.02 31 134 14101 -47.5 -70.5 5 23.0 -48.4 142 22 400.9 400.9 305.3 401.0 0.02 32 100 16030 -49.1 -73.1 4 24.0 -50.1 135 19 432.9 432.9 309.1 433.0 0.02 33 70 18360 -49.3 -74.3 4 25.0 -50.6 145 9 478.9 478.9 313.4 479.1 0.02 34 50 20560 -49.7 -74.7 4 25.0 -51.4 120 11 526.4 526.4 316.7 526.5 0.03 35 44 21396 -49.5 -74.5 4 25.0 -51.4 121 9 546.4 546.5 317.9 546.7 0.04 36 30 23890 -51.5 -75.5 4 24.0 -53.7 125 5 604.2 604.3 320.8 604.6 0.05 37 25 25080 -48.7 -73.7 4 25.0 -51.9 123 9 644.6 644.7 322.5 645.2 0.07 38 22 25917 -50.3 -74.3 4 24.0 -53.4 121 11 663.9 663.9 323.2 664.5 0.07 39 20 26540 -49.3 -74.3 4 25.0 -52.9 120 13 685.3 685.3 324.0 686.0 0.08 40 13 29400 -43.5 -69.5 4 26.0 -50.5 139 13 795.2 795.3 327.2 797.7 0.25 41 10 31170 -42.1 -69.1 4 27.0 -50.8 150 13 862.4 862.6 328.7 866.1 0.35 42 9.9 31238 -42.1 -69.1 4 27.0 -50.9 864.9 865.1 328.8 868.7 0.35 TRP 319 8422 -52.5 -63.5 25 11.0 -52.7 210 15 305.9 305.9 283.8 306.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5239.00 m Freezing level: Surface below freezing Freezing level: 990.06 mb = 230.92 m = 757.60 ft Freezing level: 953.93 mb = 528.81 m = 1734.92 ft Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 50.04 % Est. max temperature: 5.88 C = 42.58 F Sfc-Lift cond lev (LCL): 957.78 mb = 496.34 m = 1628.38 ft T: 0.30 C 700-500 lapse rate: 6.41 C/km ThetaE index: 2.01 C Layer 959.0- 850.0 mb Conv cond level (CCL): 1017.00 mb = 19.85 m = 65.12 ft Mean mixing ratio: 2.13 g/kg Conv temperature: -7.39 C = 18.69 F Cap Strength: 11.87 C Lifted Index: 12.40 C Risk: None Lifted Index @300 mb: 23.39 C Lifted Index @700 mb: 6.93 C Showalter Index: 10.70 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 16.80 C K Index: 0.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 2.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.54 J/kg Max Up Vert Vel: 10.44 m/s Conv Inhibition (B-): 68024.60 J/kg Cap Strength: 12.32 C Lift Cond Lev (LCL): 875.98 mb = 1201.86 m = 3943.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 197 at 14 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 1019 5 360 1 -0.0 -1.0 | 16 15 -4.1 -14.0 1 1000 151 240 3 2.6 1.5 | 7 12 -1.5 -11.5 2 925 774 210 11 5.5 9.5 | 338 4 1.4 -3.5 3 850 1438 210 11 5.5 9.5 | 338 4 1.4 -3.5 4 700 2927 165 23 -6.0 22.2 | 133 14 -10.0 9.2 5 500 5390 150 23 -11.5 19.9 | 114 17 -15.6 6.9 6 400 6930 180 21 0.0 21.0 | 153 9 -4.1 8.0 7 319 8422 210 15 7.5 13.0 | 270 3 3.4 -0.0 8 300 8820 165 19 -4.9 18.4 | 121 10 -9.0 5.4 9 250 10000 160 25 -8.6 23.5 | 130 16 -12.6 10.5 10 200 11470 155 23 -9.7 20.8 | 120 16 -13.8 7.9 11 150 13360 145 23 -13.2 18.8 | 109 18 -17.3 5.8 12 100 16030 135 19 -13.4 13.4 | 91 18 -17.5 0.4 13 70 18360 145 9 -5.2 7.4 | 59 11 -9.2 -5.6 14 50 20560 120 11 -9.5 5.5 | 61 16 -13.6 -7.5 15 30 23890 125 5 -4.1 2.9 | 39 13 -8.2 -10.1 16 20 26540 120 13 -11.3 6.5 | 67 17 -15.3 -6.5 17 10 31170 150 13 -6.5 11.3 | 81 11 -10.6 -1.7 Wind Parameters Mean winds (0-6000m): 167.4 at 18.2 knts Storm direction: 197.4 at 13.6 knts Shear (0-3000m) pos: 0.0 neg: 4.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 115.8 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -27.1 tot: -27.1 m^2/s^2 ave: -9.0 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 5.4 stream: -2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.48 Bulk Shear: 36.80 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 ------------------------------------------------------------------------------- 500 231 4 4 10| 0.0 8.5 8.5| 0.0 -14.9 -14.9 -29.9 -0.54| 9.3 -5.0 1000 215 7 360 7| 0.0 6.1 6.1| 0.0 -17.0 -17.0 -17.0 -0.48| 6.7 -3.2 1500 213 8 355 6| 0.0 4.3 4.3| 0.0 -17.2 -17.2 -11.5 -0.47| 4.7 -2.2 2000 208 10 354 4| 0.0 4.3 4.3| 0.0 -18.0 -18.0 -9.0 -0.49| 5.0 -2.5 2500 199 11 8 2| 0.0 4.2 4.2| 0.0 -20.4 -20.4 -8.2 -0.44| 5.2 -2.3 3000 189 13 88 2| 0.0 4.1 4.1| 0.0 -27.1 -27.1 -9.0 -0.43| 5.4 -2.3 4000 178 15 119 5| 0.0 3.1 3.1| 0.0 -34.8 -34.8 -8.7 -0.46| 4.4 -2.0 5000 171 17 121 8| 0.0 2.5 2.5| 0.0 -43.1 -43.1 -8.6 -0.48| 3.7 -1.8 6000 167 18 120 9| 0.3 2.0 2.4| 13.2 -46.2 -32.9 -5.5 -0.36| 3.6 -1.3 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20250426.00.gif