UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061200.upa.cvt Date: 0000Z 12 JUN 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 12 JUN 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 88 340 1 SFC 999 97 17.6 16.3 92 1.3 16.8 340 1 290.8 292.9 289.9 323.9 11.74 2 933 685 20.2 12.2 60 8.0 15.1 24 1 299.2 301.0 291.0 327.4 9.61 3 925 759 19.8 10.8 56 9.0 14.2 30 1 299.6 301.2 290.4 325.5 8.82 4 922 787 19.4 10.4 56 9.0 13.8 36 1 299.4 301.0 290.2 324.7 8.62 5 873 1254 15.6 9.6 67 6.0 12.0 129 5 300.2 301.8 290.5 325.6 8.62 6 850 1481 14.8 9.8 72 5.0 11.7 175 7 301.6 303.3 291.2 328.3 8.98 7 826 1723 14.4 7.4 63 7.0 10.2 178 9 303.7 305.2 290.9 327.2 7.84 8 700 3094 3.2 -3.8 60 7.0 -0.1 195 21 306.0 306.8 288.3 318.8 4.12 9 654 3641 -1.5 -5.2 76 3.7 -3.1 197 24 306.7 307.5 288.4 319.0 3.97 10 588 4480 -7.3 -14.3 57 7.0 -9.7 200 28 309.5 309.9 287.5 316.4 2.15 11 505 5654 -12.9 -46.9 4 34.0 -17.6 205 35 316.4 316.4 287.7 316.8 0.11 12 500 5730 -13.3 -47.3 4 34.0 -18.0 205 35 316.8 316.8 287.8 317.2 0.11 13 429 6871 -22.3 -43.3 13 21.0 -24.9 198 34 319.5 319.6 288.8 320.3 0.19 14 400 7380 -25.1 -45.1 14 20.0 -27.3 195 33 322.4 322.4 289.7 323.0 0.17 15 360 8140 -30.1 -49.1 14 19.0 -31.7 202 32 325.5 325.6 290.6 326.0 0.12 16 300 9410 -41.5 -59.5 13 18.0 -42.2 215 31 326.9 326.9 290.9 327.0 0.04 17 282 9826 -44.9 -61.9 13 17.0 -45.4 213 33 327.8 327.8 291.1 328.0 0.03 18 250 10620 -50.7 -67.7 12 17.0 -51.0 210 36 330.7 330.7 291.9 330.8 0.02 19 237 10965 -53.3 -70.3 11 17.0 -53.5 204 35 331.9 331.9 292.2 331.9 0.01 20 221 11412 -55.3 -72.3 10 17.0 -55.5 195 33 335.5 335.5 293.2 335.5 0.01 21 200 12050 -54.1 -71.1 11 17.0 -54.4 195 38 347.1 347.1 296.0 347.2 0.01 22 168 13177 -50.3 -69.3 9 19.0 -50.8 204 26 371.2 371.2 300.8 371.3 0.02 23 150 13910 -53.9 -73.9 7 20.0 -54.3 210 19 377.2 377.2 301.8 377.3 0.01 24 147 14040 -54.1 -74.1 7 20.0 -54.5 210 19 379.0 379.0 302.1 379.1 0.01 25 132 14737 -50.3 -73.3 5 23.0 -51.0 212 19 397.7 397.7 304.9 397.7 0.01 26 100 16540 -52.7 -75.7 5 23.0 -53.4 215 19 425.9 425.9 308.4 426.0 0.01 27 76 18309 -53.1 -69.1 13 16.0 -53.8 173 13 459.8 459.9 311.8 460.1 0.05 28 70 18840 -52.5 -69.5 11 17.0 -53.4 160 11 472.1 472.1 312.8 472.3 0.05 29 50 21030 -51.5 -68.5 11 17.0 -52.8 135 11 522.1 522.1 316.5 522.6 0.08 30 30 24360 -48.5 -65.5 12 17.0 -51.1 125 9 612.4 612.5 321.2 613.9 0.19 31 20 27040 -47.1 -64.1 13 17.0 -50.9 105 17 692.0 692.2 324.3 695.0 0.35 32 15 28961 -44.9 -62.9 12 18.0 -50.3 95 19 758.7 758.9 326.3 763.8 0.54 33 14 29429 -39.9 -58.9 11 19.0 -47.4 92 20 790.7 791.2 327.3 800.2 0.97 34 12 30486 -39.3 -58.3 12 19.0 -47.6 87 21 828.5 829.1 328.2 841.0 1.22 35 10 31750 -34.7 -53.7 13 19.0 -45.4 80 23 890.0 891.4 329.8 918.3 2.57 36 9.2 32334 -33.1 -53.1 12 20.0 -45.1 917.6 919.3 330.4 951.7 3.01 TRP 221 11412 -55.3 -72.3 10 17.0 -55.5 195 33 335.5 335.5 293.2 335.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5642.00 m Freezing level: 668.68 mb = 3466.18 m = 11371.84 ft Wetbulb zero: 701.19 mb = 3079.93 m = 10104.63 ft Precipitable water: 1.16 inches Sfc-500 mean rel hum: 57.22 % Est. max temperature: 28.50 C = 83.30 F Sfc-Lift cond lev (LCL): 980.18 mb = 260.25 m = 853.83 ft T: 18.32 C 700-500 lapse rate: 6.26 C/km ThetaE index: 9.49 C Layer 826.0- 654.0 mb Conv cond level (CCL): 773.83 mb = 2263.53 m = 7426.20 ft Mean mixing ratio: 10.00 g/kg Conv temperature: 31.44 C = 88.59 F Cap Strength: 4.71 C Lifted Index: 0.10 C Risk: Showers probable Lifted Index @300 mb: 1.66 C Lifted Index @700 mb: 0.54 C Showalter Index: -1.22 C Risk: Thunderstorms probable Total Totals Index: 51.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 23.10 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 210.60 Risk: None Energy Index: -2.15 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 149.10 J/kg Max Up Vert Vel: 17.27 m/s Conv Inhibition (B-): 245.61 J/kg Cap Strength: 4.63 C Lift Cond Lev (LCL): 868.33 mb = 1299.89 m = 4264.69 ft Lev Free Conv (LFC): 683.33 mb = 3287.84 m = 10786.74 ft Equ Level (EL): 493.33 mb = 5830.03 m = 19127.17 ft B at Equ Level: 134.18 J/kg Max Parcel Lev (MPL): 293.33 mb = 9561.22 m = 31368.46 ft Wind level data Storm motion: 229 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 ---------------------------------------------------------- 0 999 97 340 1 0.3 -0.9 | 45 15 -10.5 -10.4 1 925 759 30 1 -0.5 -0.9 | 48 15 -11.3 -10.3 2 850 1481 175 7 -0.6 7.0 | 78 12 -11.4 -2.5 3 700 3094 195 21 5.4 20.3 | 154 12 -5.4 10.8 4 500 5730 205 35 14.8 31.7 | 190 23 4.0 22.3 5 400 7380 195 33 8.5 31.9 | 174 23 -2.3 22.4 6 300 9410 215 31 17.8 25.4 | 204 17 7.0 15.9 7 250 10620 210 36 18.0 31.2 | 198 23 7.2 21.7 8 221 11412 195 33 8.5 31.9 | 174 23 -2.3 22.4 9 200 12050 195 38 9.8 36.7 | 178 27 -1.0 27.3 10 150 13910 210 19 9.5 16.5 | 169 7 -1.3 7.0 11 100 16540 215 19 10.9 15.6 | 181 6 0.1 6.1 12 70 18840 160 11 -3.8 10.3 | 93 15 -14.6 0.9 13 50 21030 135 11 -7.8 7.8 | 85 19 -18.6 -1.7 14 30 24360 125 9 -7.4 5.2 | 77 19 -18.2 -4.3 15 20 27040 105 17 -16.4 4.4 | 80 28 -27.3 -5.1 16 10 31750 80 23 -22.7 -4.0 | 68 36 -33.5 -13.4 Wind Parameters Mean winds (0-6000m): 198.9 at 19.2 knts Storm direction: 228.9 at 14.4 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 108.3 deg Storm rel helicity (0-3000m) pos: 80.4 neg: 0.0 tot: 80.4 m^2/s^2 ave: 26.8 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 4.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 2.79 Bulk Shear: 53.46 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 ------------------------------------------------------------------------------- 500 358 1 46 15| 0.7 0.0 0.7| 1.8 0.0 1.8 3.5 0.67| 0.7 0.5 1000 49 1 49 16| 2.2 0.0 2.2| 16.6 0.0 16.6 16.6 0.79| 2.5 2.0 1500 168 3 60 13| 3.1 0.0 3.1| 40.7 0.0 40.7 27.1 0.72| 4.7 3.4 2000 176 5 67 12| 3.4 0.0 3.4| 53.5 0.0 53.5 26.7 0.79| 4.7 3.7 2500 182 7 75 11| 3.6 0.0 3.6| 66.5 0.0 66.5 26.6 0.83| 4.7 3.9 3000 188 9 86 10| 3.7 0.0 3.7| 80.4 0.0 80.4 26.8 0.85| 4.7 4.0 4000 193 12 108 9| 3.5 0.0 3.5| 95.8 0.0 95.8 24.0 0.84| 4.3 3.6 5000 196 16 133 9| 3.3 0.0 3.3|113.7 0.0 113.7 22.7 0.82| 4.0 3.3 6000 199 19 152 10| 3.0 0.1 3.1|125.9 -7.7 118.2 19.7 0.75| 3.7 2.8 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20250612.00.gif