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 U3884... Searching the city database file for: U3884 ... Date:0000Z 26 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 44 225 9 SFC 998 60 1.2 -0.3 90 1.5 0.6 225 9 274.5 275.1 273.8 284.7 3.74 2 925 667 -1.9 -4.0 86 2.1 -2.7 285 21 277.4 277.9 274.5 285.9 3.07 3 859 1254 -4.3 -6.4 85 2.1 -5.1 281 21 280.8 281.3 275.9 288.6 2.75 4 850 1337 -2.7 -4.6 87 1.9 -3.4 280 21 283.3 283.9 277.9 292.4 3.19 5 797 1846 -5.1 -7.4 84 2.3 -6.0 280 29 286.0 286.5 278.6 294.0 2.75 6 785 1964 -7.7 -11.2 76 3.5 -8.8 280 30 284.5 284.8 276.9 290.5 2.07 7 745 2370 -10.1 -14.7 69 4.6 -11.4 280 37 286.2 286.4 277.2 291.0 1.64 8 732 2506 -10.1 -18.1 52 8.0 -12.1 280 39 287.6 287.8 277.3 291.4 1.25 9 705 2797 -8.7 -26.7 22 18.0 -12.5 280 43 292.3 292.4 278.7 294.2 0.61 10 700 2852 -8.7 -26.7 22 18.0 -12.5 280 44 292.9 293.0 279.0 294.8 0.61 11 698 2874 -8.7 -27.7 20 19.0 -12.6 280 44 293.1 293.2 279.0 294.9 0.56 12 588 4186 -15.5 -38.5 12 23.0 -18.8 283 57 299.9 300.0 281.6 300.7 0.23 13 547 4728 -19.1 -31.1 34 12.0 -21.1 284 62 301.9 302.0 282.8 303.6 0.52 14 515 5174 -22.7 -30.7 48 8.0 -23.9 285 67 302.8 302.9 283.3 304.7 0.58 15 500 5390 -24.1 -31.1 52 7.0 -25.2 285 69 303.7 303.8 283.6 305.6 0.57 16 400 6970 -36.9 -41.6 62 4.7 -37.2 280 83 307.0 307.1 284.5 307.9 0.25 17 387 7199 -38.7 -43.2 62 4.5 -39.0 280 84 307.6 307.6 284.7 308.4 0.22 18 350 7882 -45.3 -49.6 62 4.3 -45.5 280 87 307.6 307.7 284.6 308.1 0.12 19 323 8416 -48.5 -53.0 59 4.5 -48.6 280 89 310.4 310.4 285.5 310.7 0.09 20 300 8900 -51.5 -56.0 58 4.5 -51.6 280 91 312.8 312.8 286.4 313.0 0.06 21 294 9031 -52.1 -56.7 58 4.6 -52.2 281 92 313.7 313.7 286.7 314.0 0.06 22 265 9693 -57.7 -62.5 54 4.8 -57.8 285 97 315.0 315.0 287.1 315.1 0.03 23 263 9741 -58.1 -62.9 54 4.8 -58.2 285 95 315.1 315.1 287.2 315.2 0.03 24 250 10060 -56.9 -61.9 53 5.0 -57.0 285 93 321.5 321.5 289.2 321.6 0.04 25 244 10213 -56.7 -61.7 53 5.0 -56.8 286 88 324.0 324.0 290.0 324.2 0.04 26 228 10648 -50.9 -56.9 49 6.0 -51.1 287 73 339.2 339.2 294.2 339.5 0.08 27 200 11500 -49.9 -55.9 49 6.0 -50.1 290 44 353.8 353.8 297.5 354.2 0.10 28 190 11835 -48.7 -55.7 44 7.0 -49.0 294 42 360.9 360.9 299.0 361.4 0.11 29 150 13380 -49.5 -59.5 30 10.0 -50.0 310 33 384.8 384.8 303.1 385.2 0.08 30 100 16020 -52.1 -66.1 17 14.0 -52.7 305 21 427.1 427.1 308.6 427.3 0.05 31 70 18330 -49.7 -65.7 14 16.0 -50.8 285 9 478.1 478.1 313.3 478.5 0.08 32 67 18617 -48.9 -65.9 12 17.0 -50.2 286 8 485.8 485.8 314.0 486.3 0.08 33 50 20530 -51.5 -69.5 10 18.0 -52.8 290 5 522.1 522.1 316.5 522.5 0.07 34 30 23870 -49.3 -69.3 8 20.0 -51.8 115 5 610.2 610.3 321.1 611.1 0.11 35 20 26540 -48.7 -70.7 6 22.0 -52.4 340 1 687.1 687.2 324.0 688.3 0.14 36 13 29394 -45.3 -69.3 5 24.0 -51.5 789.0 789.1 327.0 791.5 0.26 TRP 263 9741 -58.1 -62.9 54 4.8 -58.2 285 95 315.1 315.1 287.2 315.2 0.03 WND 265 9693 -57.7 -62.5 54 4.8 -57.8 285 97 315.0 315.0 287.1 315.1 0.03 Sounding variables and indices 1000-500 mb thick: 5346.00 m Freezing level: 969.74 mb = 295.02 m = 967.90 ft Wetbulb zero: 985.06 mb = 164.36 m = 539.22 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 51.20 % Est. max temperature: 10.10 C = 50.19 F Sfc-Lift cond lev (LCL): 974.87 mb = 247.42 m = 811.74 ft T: 0.24 C 700-500 lapse rate: 6.07 C/km ThetaE index: 3.47 C Layer 785.0- 745.0 mb Conv cond level (CCL): 869.57 mb = 1156.73 m = 3795.00 ft Mean mixing ratio: 3.29 g/kg Conv temperature: 6.92 C = 44.45 F Cap Strength: 14.99 C Lifted Index: 15.46 C Risk: None Lifted Index @300 mb: 19.26 C Lifted Index @700 mb: 9.91 C Showalter Index: 10.33 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 19.50 C K Index: -1.20 Risk: None Sweat Index: 111.00 Risk: None Energy Index: 2.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.13 J/kg Max Up Vert Vel: 5.12 m/s Conv Inhibition (B-): 60405.89 J/kg Cap Strength: 15.17 C Lift Cond Lev (LCL): 919.71 mb = 712.50 m = 2337.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 33 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 60 225 9 6.4 6.4 | 147 34 -18.3 28.7 1 925 667 285 21 20.3 -5.4 | 165 17 -4.4 16.9 2 850 1337 280 21 20.7 -3.6 | 168 19 -4.0 18.7 3 700 2852 280 44 43.3 -7.6 | 232 24 18.7 14.7 4 500 5390 285 69 66.6 -17.9 | 264 42 42.0 4.5 5 400 6970 280 83 81.7 -14.4 | 262 58 57.1 7.9 6 300 8900 280 91 89.6 -15.8 | 264 65 64.9 6.6 7 265 9693 285 97 93.7 -25.1 | 272 69 69.0 -2.7 8 263 9741 285 95 91.8 -24.6 | 272 67 67.1 -2.2 9 250 10060 285 93 89.8 -24.1 | 272 65 65.2 -1.7 10 200 11500 290 44 41.3 -15.0 | 246 18 16.7 7.3 11 150 13380 310 33 25.3 -21.2 | 208 1 0.6 1.1 12 100 16020 305 21 17.2 -12.0 | 144 13 -7.5 10.3 13 70 18330 285 9 8.7 -2.3 | 141 26 -16.0 20.0 14 50 20530 290 5 4.7 -1.7 | 136 29 -20.0 20.6 15 30 23870 115 5 -4.5 2.1 | 130 38 -29.2 24.5 16 20 26540 340 1 0.3 -0.9 | 131 32 -24.3 21.4 Wind Parameters Mean winds (0-6000m): 282.2 at 44.4 knts Storm direction: 312.2 at 33.3 knts Shear (0-3000m) pos: 4.1 neg: 3.2 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 193.1 neg: 0.0 tot: 193.1 m^2/s^2 ave: 64.4 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 5.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 131.47 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 ------------------------------------------------------------------------------- 500 264 14 156 26| 15.1 0.0 15.1| 68.4 0.0 68.4 136.8 0.56| 16.1 8.9 1000 276 17 160 22| 9.2 0.0 9.2| 72.7 0.0 72.7 72.7 0.47| 10.6 4.9 1500 278 19 163 21| 6.1 1.2 7.3| 90.0 0.0 90.0 60.0 0.53| 8.4 4.5 2000 279 21 169 20| 4.6 2.8 7.4|125.7 0.0 125.7 62.8 0.64| 8.3 5.3 2500 279 24 177 19| 3.7 3.8 7.5|161.3 0.0 161.3 64.5 0.69| 8.2 5.7 3000 279 27 187 18| 4.1 3.2 7.3|193.1 0.0 193.1 64.4 0.71| 7.9 5.6 4000 280 33 205 18| 4.3 2.4 6.7|247.9 0.0 247.9 62.0 0.71| 7.2 5.2 5000 281 39 222 20| 4.5 1.9 6.4|307.3 0.0 307.3 61.5 0.70| 6.8 4.8 6000 282 44 235 23| 4.2 2.0 6.2|327.9 -5.0 322.9 53.8 0.63| 6.5 4.1 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250426.00.gif