UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for X1004... Searching the city database file for: X1004 ... Date:1200Z 9 DEC 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 238 SFC 939 680 -33.5 -36.9 71 3.4 -33.7 0 0 244.0 244.0 243.6 244.5 0.17 2 938 687 -35.1 -39.0 67 3.9 -35.3 355 0 242.4 242.5 242.1 242.8 0.14 3 934 717 -31.1 -34.9 69 3.8 -31.3 337 1 246.8 246.9 246.3 247.4 0.21 4 925 786 -30.7 -34.6 69 3.9 -30.9 295 3 247.9 247.9 247.3 248.5 0.22 5 888 1074 -32.9 -36.5 70 3.6 -33.1 307 9 248.6 248.6 247.8 249.1 0.19 6 850 1383 -31.3 -34.7 72 3.4 -31.5 320 15 253.4 253.4 252.1 254.0 0.24 7 820 1639 -29.5 -33.5 68 4.0 -29.8 327 15 257.9 257.9 256.0 258.7 0.28 8 702 2747 -29.9 -34.7 63 4.8 -30.3 359 13 269.2 269.2 264.6 270.0 0.29 9 700 2767 -30.1 -34.9 63 4.8 -30.5 360 13 269.2 269.2 264.6 270.0 0.28 10 548 4465 -42.9 -47.5 61 4.6 -43.0 22 9 273.5 273.5 267.2 273.8 0.10 11 500 5080 -45.7 -49.6 65 3.9 -45.8 30 7 277.3 277.3 269.7 277.6 0.08 12 424 6164 -51.9 -55.8 63 3.9 -52.0 41 7 282.8 282.8 272.9 282.9 0.05 13 400 6540 -54.7 -58.8 60 4.1 -54.8 45 7 283.9 283.9 273.5 284.0 0.03 14 338 7596 -61.3 -65.2 60 3.9 -61.3 55 3 288.9 288.9 276.1 289.0 0.02 15 300 8330 -62.5 -66.8 56 4.3 -62.6 140 1 297.2 297.2 280.1 297.3 0.02 16 250 9470 -56.1 -60.4 58 4.3 -56.2 240 3 322.7 322.7 289.6 322.8 0.04 17 246 9573 -55.5 -59.8 59 4.3 -55.6 239 3 325.1 325.1 290.3 325.2 0.05 18 200 10900 -53.7 -58.7 54 5.0 -53.8 230 5 347.7 347.7 296.2 348.0 0.07 19 150 12750 -53.1 -61.1 37 8.0 -53.4 230 11 378.6 378.6 302.1 378.9 0.07 20 116 14415 -49.9 -61.9 23 12.0 -50.5 233 19 413.4 413.4 307.0 413.8 0.08 21 100 15380 -51.7 -64.7 20 13.0 -52.3 235 23 427.8 427.9 308.6 428.2 0.06 22 84 16502 -55.1 -69.1 16 14.0 -55.6 235 26 442.8 442.8 310.2 443.0 0.04 23 70 17660 -57.7 -73.7 11 16.0 -58.2 235 29 460.9 461.0 311.8 461.1 0.03 24 59 18740 -59.3 -75.3 11 16.0 -59.8 227 31 480.4 480.5 313.5 480.6 0.02 25 53 19413 -59.9 -75.9 11 16.0 -60.4 223 32 494.0 494.0 314.5 494.2 0.02 26 50 19780 -58.5 -74.5 11 16.0 -59.1 220 33 505.6 505.6 315.4 505.8 0.03 27 46 20306 -57.3 -74.3 10 17.0 -58.1 222 36 520.7 520.7 316.4 520.9 0.04 28 38 21510 -58.9 -75.9 9 17.0 -59.7 225 44 545.9 545.9 317.9 546.1 0.03 29 34 22216 -54.3 -72.3 9 18.0 -55.7 228 49 575.6 575.7 319.5 576.1 0.06 30 30 23020 -53.3 -71.3 9 18.0 -55.0 230 54 599.3 599.4 320.6 600.0 0.08 31 28 23465 -52.3 -71.3 8 19.0 -54.3 226 56 614.1 614.1 321.3 614.7 0.09 32 20 25630 -54.5 -73.5 8 19.0 -56.6 205 64 669.4 669.4 323.4 670.1 0.09 33 16 27059 -54.5 -74.5 7 20.0 -57.1 713.5 713.5 324.9 714.3 0.10 TRP 338 7596 -61.3 -65.2 60 3.9 -61.3 55 3 288.9 288.9 276.1 289.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4842.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 64.57 % Est. max temperature: -17.17 C = 1.10 F Sfc-Lift cond lev (LCL): 885.89 mb = 1091.22 m = 3580.06 ft T: -32.81 C 700-500 lapse rate: 6.74 C/km ThetaE index: 1.64 C Layer 938.0- 934.0 mb Conv cond level (CCL): 938.18 mb = 685.94 m = 2250.42 ft Mean mixing ratio: 0.21 g/kg Conv temperature: -34.76 C = -30.57 F Cap Strength: 19.54 C Lifted Index: 22.19 C Risk: None Lifted Index @300 mb: 33.28 C Lifted Index @700 mb: 17.22 C Showalter Index: 19.14 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 14.40 C Cross Totals Index: 11.00 C K Index: -25.10 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 5.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.40 J/kg Max Up Vert Vel: 7.92 m/s Conv Inhibition (B-): 60616.44 J/kg Cap Strength: 21.86 C Lift Cond Lev (LCL): 835.19 mb = 1508.02 m = 4947.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 31 at 7 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 ---------------------------------------------------------- 0 939 680 0 0 -0.0 -0.0 | 211 7 3.8 6.3 1 925 786 295 3 2.7 -1.3 | 232 8 6.5 5.0 2 850 1383 320 15 9.6 -11.5 | 291 14 13.4 -5.2 3 700 2767 360 13 -0.0 -13.0 | 330 8 3.8 -6.7 4 500 5080 30 7 -3.5 -6.1 | 233 0 0.3 0.2 5 400 6540 45 7 -4.9 -4.9 | 140 2 -1.1 1.3 6 338 7596 55 3 -2.5 -1.7 | 196 5 1.3 4.6 7 300 8330 140 1 -0.6 0.8 | 204 8 3.2 7.1 8 250 9470 240 3 2.6 1.5 | 219 10 6.4 7.8 9 200 10900 230 5 3.8 3.2 | 219 12 7.6 9.5 10 150 12750 230 11 8.4 7.1 | 222 18 12.2 13.4 11 100 15380 235 23 18.8 13.2 | 229 30 22.6 19.5 12 70 17660 235 29 23.8 16.6 | 230 36 27.6 22.9 13 50 19780 220 33 21.2 25.3 | 218 40 25.0 31.6 14 30 23020 230 54 41.4 34.7 | 228 61 45.2 41.0 15 20 25630 205 64 27.0 58.0 | 206 71 30.9 64.3 Wind Parameters Mean winds (0-6000m): 1.2 at 9.8 knts Storm direction: 31.2 at 7.4 knts Shear (0-3000m) pos: 1.9 neg: 1.9 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 127.3 deg Storm rel helicity (0-3000m) pos: 61.1 neg: 0.0 tot: 61.1 m^2/s^2 ave: 20.4 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.78 Bulk Shear: 8.31 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 ------------------------------------------------------------------------------- 500 307 6 252 9| 0.0 11.2 11.2| 24.6 0.0 24.6 49.2 0.90| 11.5 10.4 1000 319 10 276 10| 2.7 5.6 8.3| 44.1 0.0 44.1 44.1 0.87| 9.2 8.0 1500 326 11 287 11| 2.5 3.7 6.2| 52.5 0.0 52.5 35.0 0.85| 7.4 6.3 2000 332 12 294 10| 2.5 2.8 5.3| 58.7 0.0 58.7 29.4 0.83| 6.4 5.4 2500 338 12 300 10| 2.1 2.2 4.4| 60.5 0.0 60.5 24.2 0.80| 5.6 4.5 3000 343 12 305 9| 1.9 1.9 3.7| 61.1 0.0 61.1 20.4 0.76| 5.0 3.8 4000 350 11 309 8| 1.5 1.4 2.9| 61.2 -0.0 61.2 15.3 0.69| 4.2 2.9 5000 355 10 311 6| 1.3 1.1 2.4| 61.2 -0.2 61.0 12.2 0.61| 3.5 2.1 6000 1 10 314 5| 1.1 0.9 2.1| 61.5 -0.3 61.2 10.2 0.59| 3.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20251209.12.gif