UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for X1004... Searching the city database file for: X1004 ... Date:0000Z 21 APR 25 Station: X1004 WMO ident: 31004 Latitude: 58.62 Longitude: 125.37 ------------------------------------------------------------------------------- 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 0 1 925 633 130 3 SFC 920 677 3.6 -2.4 65 6.0 1.1 130 3 283.4 284.0 278.3 293.3 3.48 3 850 1312 -2.1 -6.6 71 4.5 -3.8 170 25 283.9 284.4 277.6 291.8 2.74 4 835 1453 -3.5 -7.6 73 4.1 -5.0 171 25 283.9 284.4 277.3 291.4 2.58 5 700 2826 -11.7 -15.5 73 3.8 -12.8 180 25 289.5 289.8 278.8 294.4 1.63 6 598 4013 -19.9 -24.3 68 4.4 -20.7 166 29 293.4 293.5 279.6 296.2 0.89 7 535 4826 -27.3 -33.3 57 6.0 -28.0 156 31 294.0 294.1 279.3 295.4 0.43 8 500 5310 -30.9 -35.7 63 4.8 -31.4 150 33 295.4 295.4 279.8 296.6 0.36 9 476 5656 -33.5 -38.0 64 4.5 -33.9 149 33 296.3 296.4 280.1 297.4 0.30 10 426 6423 -39.1 -44.1 59 5.0 -39.4 146 33 298.7 298.8 281.1 299.4 0.18 11 400 6850 -43.3 -49.3 52 6.0 -43.5 145 33 298.7 298.7 280.9 299.1 0.11 12 373 7316 -47.5 -53.5 50 6.0 -47.7 143 34 299.2 299.2 281.1 299.4 0.07 13 362 7514 -48.9 -54.9 50 6.0 -49.1 142 34 299.9 299.9 281.4 300.1 0.06 14 356 7624 -48.1 -54.1 50 6.0 -48.3 142 34 302.4 302.4 282.4 302.6 0.07 15 338 7964 -50.3 -57.3 43 7.0 -50.5 140 35 303.9 303.9 283.0 304.1 0.05 16 336 8003 -50.1 -57.1 43 7.0 -50.3 140 35 304.7 304.7 283.4 304.9 0.05 17 324 8242 -47.9 -54.9 44 7.0 -48.1 144 37 310.9 310.9 285.7 311.2 0.07 18 300 8750 -47.5 -55.5 39 8.0 -47.8 150 40 318.4 318.4 288.3 318.7 0.07 19 250 9960 -47.1 -61.1 19 14.0 -47.6 150 31 336.0 336.1 293.4 336.2 0.04 20 228 10572 -45.9 -61.9 15 16.0 -46.4 156 32 346.8 346.9 296.0 347.0 0.04 21 214 10993 -47.1 -64.1 13 17.0 -47.7 160 32 351.3 351.3 297.0 351.5 0.03 22 206 11245 -47.9 -65.9 11 18.0 -48.4 163 33 353.9 353.9 297.5 354.0 0.03 23 200 11440 -47.5 -65.5 11 18.0 -48.1 165 33 357.6 357.6 298.2 357.7 0.03 24 176 12284 -45.1 -65.1 9 20.0 -45.9 181 28 374.8 374.8 301.4 375.0 0.03 25 150 13340 -47.9 -69.9 6 22.0 -48.7 200 21 387.5 387.5 303.5 387.6 0.02 26 147 13473 -48.7 -70.7 6 22.0 -49.4 202 20 388.4 388.4 303.6 388.5 0.02 27 117 14982 -47.3 -70.3 5 23.0 -48.3 221 14 417.2 417.2 307.4 417.3 0.03 28 100 16020 -48.1 -72.1 5 24.0 -49.2 235 9 434.8 434.8 309.4 434.9 0.02 29 95 16357 -50.1 -73.1 5 23.0 -51.0 223 8 437.3 437.3 309.6 437.4 0.02 30 73 18069 -52.9 -75.9 5 23.0 -53.8 164 5 465.6 465.6 312.3 465.7 0.02 31 70 18340 -52.5 -75.5 5 23.0 -53.5 155 5 472.1 472.1 312.8 472.2 0.02 32 50 20510 -51.9 -75.9 4 24.0 -53.2 100 1 521.2 521.2 316.4 521.3 0.03 33 47 20911 -51.5 -75.5 4 24.0 -53.0 98 2 531.4 531.4 317.0 531.6 0.03 34 30 23810 -53.5 -77.5 4 24.0 -55.3 85 11 598.8 598.8 320.6 599.0 0.03 35 29 24028 -54.1 -78.1 4 24.0 -55.8 86 11 603.0 603.0 320.7 603.2 0.03 36 20 26430 -51.1 -75.1 4 24.0 -54.2 95 11 679.8 679.8 323.8 680.4 0.07 37 14 28759 -48.5 -73.5 4 25.0 -53.3 92 9 761.6 761.6 326.3 762.8 0.13 38 11 30346 -47.9 -72.9 4 25.0 -53.7 91 8 818.1 818.2 327.7 820.0 0.18 39 10 30970 -50.7 -74.7 4 24.0 -55.7 90 7 830.3 830.4 328.0 831.9 0.15 40 9.2 31512 -51.5 -75.5 4 24.0 -56.5 847.3 847.4 328.4 848.8 0.15 41 8.0 32425 -49.1 -74.1 4 25.0 -55.5 891.4 891.5 329.3 893.7 0.21 TRP 338 7964 -50.3 -57.3 43 7.0 -50.5 140 35 303.9 303.9 283.0 304.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5310.00 m Freezing level: 875.79 mb = 1078.03 m = 3536.81 ft Wetbulb zero: 904.53 mb = 812.99 m = 2667.26 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 68.37 % Est. max temperature: 6.62 C = 43.91 F Sfc-Lift cond lev (LCL): 838.40 mb = 1420.89 m = 4661.66 ft T: -3.18 C 700-500 lapse rate: 7.73 C/km ThetaE index: 1.94 C Layer 850.0- 700.0 mb Conv cond level (CCL): 777.26 mb = 2011.00 m = 6597.70 ft Mean mixing ratio: 2.95 g/kg Conv temperature: 6.32 C = 43.38 F Cap Strength: 3.58 C Lifted Index: 3.65 C Risk: None Lifted Index @300 mb: 18.57 C Lifted Index @700 mb: 2.46 C Showalter Index: 3.94 C Risk: None Total Totals Index: 53.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 24.30 C K Index: 18.40 Risk: < 20 % chance of thunderstorms Sweat Index: 165.00 Risk: None Energy Index: 0.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.72 J/kg Max Up Vert Vel: 2.33 m/s Conv Inhibition (B-): 63037.52 J/kg Cap Strength: 3.56 C Lift Cond Lev (LCL): 805.28 mb = 1735.27 m = 5693.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 191 at 21 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 ---------------------------------------------------------- 0 920 677 130 3 -2.3 1.9 | 19 19 -6.3 -18.3 1 850 1312 170 25 -4.3 24.6 | 118 9 -8.4 4.4 2 700 2826 180 25 0.0 25.0 | 140 6 -4.0 4.7 3 500 5310 150 33 -16.5 28.6 | 112 22 -20.5 8.3 4 400 6850 145 33 -18.9 27.0 | 106 24 -23.0 6.8 5 338 7964 140 35 -22.5 26.8 | 104 27 -26.5 6.6 6 300 8750 150 40 -20.0 34.6 | 121 28 -24.0 14.4 7 250 9960 150 31 -15.5 26.8 | 109 21 -19.5 6.6 8 200 11440 165 33 -8.5 31.9 | 133 17 -12.6 11.6 9 150 13340 200 21 7.2 19.7 | 279 3 3.1 -0.5 10 100 16020 235 9 7.4 5.2 | 348 15 3.3 -15.1 11 70 18340 155 5 -2.1 4.5 | 21 17 -6.1 -15.7 12 50 20510 100 1 -1.0 0.2 | 14 21 -5.0 -20.1 13 30 23810 85 11 -11.0 -1.0 | 35 26 -15.0 -21.2 14 20 26430 95 11 -11.0 1.0 | 38 24 -15.0 -19.3 15 10 30970 90 7 -7.0 0.0 | 29 23 -11.0 -20.3 Wind Parameters Mean winds (0-6000m): 161.3 at 27.5 knts Storm direction: 191.3 at 20.6 knts Shear (0-3000m) pos: 4.0 neg: 0.9 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 109.0 deg Storm rel helicity (0-3000m) pos: 83.8 neg: -3.9 tot: 79.9 m^2/s^2 ave: 26.6 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 4.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 33.99 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 ------------------------------------------------------------------------------- 500 166 12 37 11| 18.3 0.0 18.3| 63.5 0.0 63.5 127.1 0.88| 19.2 16.9 1000 169 18 70 8| 11.8 0.0 11.8| 79.5 0.0 79.5 79.5 0.89| 13.1 11.7 1500 171 20 88 7| 7.9 0.0 7.9| 81.6 0.0 81.6 54.4 0.88| 9.2 8.1 2000 173 22 100 7| 6.0 0.0 6.0| 83.5 0.0 83.5 41.7 0.87| 7.3 6.4 2500 174 22 107 7| 4.8 0.4 5.1| 83.8 -1.1 82.7 33.1 0.79| 6.3 5.0 3000 174 23 112 7| 4.0 0.9 4.8| 83.8 -3.9 79.9 26.6 0.69| 5.8 4.0 4000 170 25 117 9| 3.0 1.5 4.5| 83.8 -14.0 69.9 17.5 0.51| 5.3 2.7 5000 165 26 116 12| 2.4 1.7 4.1| 83.8 -28.0 55.8 11.2 0.39| 4.8 1.9 6000 161 28 114 14| 2.0 1.6 3.6| 83.8 -37.0 46.8 7.8 0.35| 4.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20250421.00.gif