UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for USHH... Searching the city database file for: USHH ... Date:0000Z 29 APR 25 Station: USHH WMO ident: 23933 Latitude: 60.97 Longitude: 69.07 Elevation: 40.00 ------------------------------------------------------------------------------- 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 -94 SFC 983 40 1.4 1.0 97 0.4 1.3 360 3 275.9 276.6 275.2 287.3 4.18 2 963 207 0.0 -1.9 87 1.9 -0.7 306 4 276.1 276.7 274.3 285.6 3.45 3 954 284 7.4 5.8 90 1.6 6.6 281 5 284.4 285.4 281.8 301.2 6.06 4 925 539 5.4 3.8 89 1.6 4.6 200 7 284.8 285.8 281.4 300.1 5.43 5 850 1228 2.8 0.5 85 2.3 1.7 220 19 289.1 289.9 282.4 302.5 4.67 6 700 2776 -5.9 -8.7 81 2.8 -7.0 200 31 296.0 296.5 283.2 304.5 2.83 7 636 3521 -9.7 -12.3 81 2.6 -10.6 194 32 299.9 300.3 284.2 307.1 2.34 8 600 3965 -16.3 -22.3 60 6.0 -17.6 191 32 297.3 297.4 281.6 300.6 1.06 9 552 4589 -19.3 -34.3 25 15.0 -21.5 186 32 300.9 300.9 282.3 302.2 0.38 10 513 5131 -21.3 -38.3 20 17.0 -23.5 182 33 304.8 304.9 283.7 305.8 0.27 11 500 5320 -23.1 -41.1 18 18.0 -25.1 180 33 304.9 304.9 283.7 305.6 0.21 12 400 6910 -35.5 -51.5 18 16.0 -36.4 170 31 308.9 308.9 285.0 309.2 0.08 13 337 8081 -45.1 -59.1 19 14.0 -45.5 170 35 311.3 311.3 285.8 311.4 0.04 14 303 8785 -50.1 -63.1 20 13.0 -50.4 170 38 313.8 313.8 286.7 313.9 0.03 15 300 8850 -50.1 -63.1 20 13.0 -50.4 175 40 314.7 314.7 287.0 314.8 0.03 16 257 9860 -50.7 -63.7 20 13.0 -51.0 192 42 328.1 328.1 291.2 328.2 0.03 17 250 10040 -50.1 -63.1 20 13.0 -50.4 195 42 331.6 331.6 292.2 331.7 0.03 18 200 11510 -47.3 -62.3 16 15.0 -47.9 200 40 357.9 357.9 298.3 358.1 0.04 19 174 12433 -44.7 -60.7 15 16.0 -45.5 207 39 376.7 376.7 301.8 377.0 0.06 20 150 13420 -46.3 -63.3 13 17.0 -47.1 215 38 390.3 390.3 303.9 390.5 0.05 21 135 14117 -48.9 -65.9 12 17.0 -49.6 219 37 397.6 397.6 304.9 397.8 0.04 22 100 16090 -48.7 -66.7 11 18.0 -49.7 230 35 433.6 433.6 309.3 433.9 0.05 23 90 16779 -49.1 -67.1 10 18.0 -50.1 230 32 446.1 446.1 310.5 446.4 0.05 24 70 18410 -52.5 -69.5 11 17.0 -53.4 230 25 472.1 472.1 312.8 472.3 0.05 25 65 18884 -54.7 -71.7 11 17.0 -55.5 233 22 477.4 477.4 313.2 477.6 0.04 26 54 20068 -52.9 -69.9 11 17.0 -53.9 242 14 507.5 507.5 315.5 507.9 0.06 27 50 20560 -54.7 -71.7 11 17.0 -55.6 245 11 514.6 514.6 315.9 514.9 0.05 28 48 20821 -55.3 -72.3 10 17.0 -56.2 252 11 519.2 519.2 316.2 519.5 0.05 29 45 21236 -52.5 -69.5 11 17.0 -53.8 263 10 535.7 535.7 317.3 536.1 0.07 30 41 21836 -54.9 -71.9 10 17.0 -56.0 278 9 544.1 544.1 317.8 544.5 0.06 31 38 22325 -52.7 -69.7 11 17.0 -54.2 291 8 561.7 561.7 318.8 562.3 0.08 32 30 23850 -53.5 -69.5 13 16.0 -55.1 330 5 598.8 598.8 320.6 599.6 0.11 33 29 24068 -54.3 -70.3 12 16.0 -55.8 331 5 602.4 602.5 320.7 603.2 0.10 34 25 25030 -50.1 -67.1 12 17.0 -52.7 334 6 640.6 640.7 322.4 642.1 0.18 35 23 25572 -52.9 -68.9 13 16.0 -55.0 337 6 647.8 647.9 322.6 649.1 0.16 36 20 26480 -50.1 -67.1 12 17.0 -53.1 340 7 682.8 682.9 323.9 684.8 0.23 37 14 28837 -44.9 -62.9 12 18.0 -50.5 773.8 774.1 326.7 779.4 0.58 38 13 29331 -46.9 -64.9 11 18.0 -52.0 783.4 783.7 327.0 788.1 0.48 TRP 303 8785 -50.1 -63.1 20 13.0 -50.4 170 38 313.8 313.8 286.7 313.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5414.00 m Freezing level: 801.72 mb = 1726.21 m = 5663.34 ft Wetbulb zero: 970.45 mb = 144.20 m = 473.09 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 68.73 % Est. max temperature: 15.23 C = 59.42 F Sfc-Lift cond lev (LCL): 976.81 mb = 91.21 m = 299.26 ft T: 0.97 C 700-500 lapse rate: 6.76 C/km ThetaE index: 1.69 C Layer 963.0- 954.0 mb Conv cond level (CCL): 983.00 mb = 40.00 m = 131.23 ft Mean mixing ratio: 5.06 g/kg Conv temperature: 3.66 C = 38.58 F Cap Strength: 7.98 C Lifted Index: 7.76 C Risk: None Lifted Index @300 mb: 12.46 C Lifted Index @700 mb: 5.10 C Showalter Index: 4.16 C Risk: None Total Totals Index: 49.50 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.90 C Cross Totals Index: 23.60 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 87.00 Risk: None Energy Index: 0.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 50.35 J/kg Max Up Vert Vel: 10.03 m/s Conv Inhibition (B-): 53797.99 J/kg Cap Strength: 7.94 C Lift Cond Lev (LCL): 911.02 mb = 663.09 m = 2175.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 224 at 20 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 ---------------------------------------------------------- 0 983 40 360 3 -0.0 -3.0 | 38 22 -13.5 -17.2 1 925 539 200 7 2.4 6.6 | 56 13 -11.1 -7.6 2 850 1228 220 19 12.2 14.6 | 107 1 -1.3 0.4 3 700 2776 200 31 10.6 29.1 | 169 15 -2.9 15.0 4 500 5320 180 33 0.0 33.0 | 144 23 -13.5 18.8 5 400 6910 170 31 -5.4 30.5 | 131 25 -18.9 16.4 6 303 8785 170 38 -6.6 37.4 | 139 31 -20.1 23.3 7 300 8850 175 40 -3.5 39.8 | 147 31 -17.0 25.7 8 250 10040 195 42 10.9 40.6 | 174 27 -2.6 26.4 9 200 11510 200 40 13.7 37.6 | 180 23 0.2 23.4 10 150 13420 215 38 21.8 31.1 | 206 19 8.3 17.0 11 100 16090 230 35 26.8 22.5 | 238 16 13.3 8.3 12 70 18410 230 25 19.2 16.1 | 251 6 5.6 1.9 13 50 20560 245 11 10.0 4.6 | 20 10 -3.5 -9.5 14 30 23850 330 5 2.5 -4.3 | 31 22 -11.0 -18.5 15 20 26480 340 7 2.4 -6.6 | 28 24 -11.1 -20.7 Wind Parameters Mean winds (0-6000m): 193.7 at 26.1 knts Storm direction: 223.7 at 19.6 knts Shear (0-3000m) pos: 2.5 neg: 3.8 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 127.7 deg Storm rel helicity (0-3000m) pos: 33.2 neg: -22.0 tot: 11.2 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.83 Bulk Shear: 60.92 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 ------------------------------------------------------------------------------- 500 214 5 47 15| 0.0 10.2 10.2| 23.0 -16.0 7.0 13.9 0.23| 14.8 3.4 1000 211 8 53 12| 4.7 5.1 9.8| 30.4 -16.0 14.3 14.3 0.27| 12.1 3.2 1500 216 12 55 8| 5.1 3.4 8.5| 32.3 -16.0 16.3 10.9 0.32| 10.3 3.3 2000 214 15 69 6| 3.8 3.7 7.5| 33.2 -16.0 17.2 8.6 0.30| 8.9 2.7 2500 211 17 98 5| 3.0 3.9 7.0| 33.2 -17.0 16.2 6.5 0.25| 8.2 2.1 3000 208 19 125 5| 2.5 3.8 6.3| 33.2 -22.0 11.2 3.7 0.20| 7.4 1.5 4000 203 22 144 8| 1.9 3.1 5.0| 33.2 -36.8 -3.6 -0.9 0.12| 6.1 0.7 5000 198 25 148 11| 1.5 2.7 4.3| 33.2 -54.2 -21.0 -4.2 0.05| 5.4 0.3 6000 194 26 147 13| 1.3 2.3 3.6| 33.2 -75.8 -42.6 -7.1 -0.02| 4.8 -0.1 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20250429.00.gif