UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for X1004... Searching the city database file for: X1004 ... Date:1200Z 10 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 230 SFC 938 678 -34.3 -37.9 70 3.6 -34.5 220 3 243.3 243.3 242.9 243.7 0.16 2 930 738 -31.9 -35.8 68 3.9 -32.1 214 8 246.3 246.3 245.7 246.8 0.19 3 925 776 -32.1 -36.0 68 3.9 -32.3 210 11 246.5 246.5 245.9 247.0 0.19 4 869 1219 -28.9 -33.0 68 4.1 -29.2 273 12 254.3 254.3 253.0 255.0 0.27 5 850 1377 -29.9 -33.8 69 3.9 -30.2 295 13 254.8 254.9 253.4 255.6 0.26 6 846 1411 -30.1 -33.9 69 3.8 -30.4 295 13 255.0 255.0 253.5 255.7 0.26 7 810 1721 -28.5 -32.4 69 3.9 -28.8 300 13 259.8 259.9 257.7 260.7 0.31 8 734 2425 -29.7 -34.7 62 5.0 -30.1 310 15 266.0 266.0 262.3 266.8 0.27 9 700 2761 -32.1 -38.1 55 6.0 -32.5 315 15 266.9 267.0 262.9 267.6 0.20 10 652 3259 -35.7 -42.7 49 7.0 -36.0 314 15 268.3 268.4 263.7 268.8 0.14 11 518 4825 -45.9 -52.9 45 7.0 -46.1 311 13 274.3 274.3 267.7 274.5 0.05 12 500 5060 -46.3 -53.3 45 7.0 -46.4 310 13 276.6 276.6 269.1 276.8 0.05 13 466 5524 -48.9 -55.9 44 7.0 -49.0 310 12 279.0 279.0 270.6 279.1 0.04 14 400 6510 -54.9 -61.9 42 7.0 -55.0 310 11 283.6 283.6 273.3 283.7 0.02 15 372 6971 -58.1 -65.1 40 7.0 -58.2 318 10 285.3 285.3 274.2 285.4 0.02 16 300 8310 -63.5 -69.5 44 6.0 -63.6 340 9 295.8 295.8 279.5 295.9 0.01 17 298 8351 -63.5 -69.5 44 6.0 -63.6 339 9 296.4 296.4 279.7 296.4 0.01 18 288 8561 -63.3 -69.3 44 6.0 -63.3 331 9 299.6 299.6 281.2 299.6 0.01 19 250 9440 -60.1 -66.1 45 6.0 -60.2 300 7 316.7 316.7 287.7 316.8 0.02 20 200 10850 -56.3 -63.3 41 7.0 -56.5 230 3 343.6 343.6 295.2 343.8 0.04 21 179 11555 -54.9 -61.9 42 7.0 -55.1 234 5 357.0 357.0 298.1 357.2 0.05 22 150 12680 -55.7 -63.7 36 8.0 -55.9 240 9 374.1 374.1 301.3 374.3 0.05 23 100 15260 -57.7 -68.7 23 11.0 -58.0 220 21 416.2 416.3 307.3 416.4 0.04 24 83 16435 -58.5 -70.5 20 12.0 -58.9 217 28 437.4 437.4 309.6 437.6 0.03 25 70 17510 -57.1 -70.1 18 13.0 -57.6 215 35 462.2 462.2 312.0 462.5 0.04 26 60 18487 -55.5 -69.5 16 14.0 -56.2 217 37 486.6 486.7 314.0 487.0 0.05 27 55 19038 -57.7 -71.7 15 14.0 -58.3 219 39 493.9 493.9 314.5 494.1 0.04 28 50 19640 -56.7 -70.7 16 14.0 -57.4 220 40 509.9 509.9 315.7 510.2 0.06 29 42 20750 -52.7 -68.7 13 16.0 -54.0 218 49 545.8 545.9 317.9 546.4 0.09 30 30 22910 -53.7 -70.8 11 17.1 -55.4 215 66 598.2 598.3 320.6 598.9 0.09 31 23 24615 -54.5 -72.5 9 18.0 -56.4 643.1 643.2 322.4 643.9 0.09 TRP 300 8310 -63.5 -69.5 44 6.0 -63.6 340 9 295.8 295.8 279.5 295.9 0.01 WND 30 22910 -53.7 -70.8 11 17.1 -55.4 215 66 598.2 598.3 320.6 598.9 0.09 Sounding variables and indices 1000-500 mb thick: 4830.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 56.14 % Est. max temperature: -16.35 C = 2.57 F Sfc-Lift cond lev (LCL): 881.76 mb = 1115.88 m = 3660.99 ft T: -29.65 C 700-500 lapse rate: 6.18 C/km ThetaE index: 0.00 C Layer 938.0-166057796923399653706080487429850005504.0 mb Conv cond level (CCL): 938.00 mb = 677.71 m = 2223.44 ft Mean mixing ratio: 0.24 g/kg Conv temperature: -33.70 C = -28.67 F Cap Strength: 18.59 C Lifted Index: 20.30 C Risk: None Lifted Index @300 mb: 31.17 C Lifted Index @700 mb: 13.88 C Showalter Index: 17.31 C Risk: None Total Totals Index: 28.90 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 12.50 C K Index: -23.40 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 4.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.61 J/kg Max Up Vert Vel: 8.67 m/s Conv Inhibition (B-): 53865.97 J/kg Cap Strength: 20.20 C Lift Cond Lev (LCL): 830.91 mb = 1539.04 m = 5049.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 336 at 10 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 ---------------------------------------------------------- 0 938 678 220 3 1.9 2.3 | 170 11 -2.0 11.3 1 925 776 210 11 5.5 9.5 | 185 19 1.6 18.5 2 850 1377 295 13 11.8 -5.5 | 246 9 7.9 3.5 3 700 2761 315 15 10.6 -10.6 | 283 7 6.7 -1.6 4 500 5060 310 13 10.0 -8.4 | 264 6 6.0 0.7 5 400 6510 310 11 8.4 -7.1 | 247 5 4.5 1.9 6 300 8310 340 9 3.1 -8.5 | 123 1 -0.9 0.5 7 250 9440 300 7 6.1 -3.5 | 201 6 2.1 5.5 8 200 10850 230 3 2.3 1.9 | 172 11 -1.6 10.9 9 150 12680 240 9 7.8 4.5 | 196 14 3.9 13.5 10 100 15260 220 21 13.5 16.1 | 201 27 9.6 25.1 11 70 17510 215 35 20.1 28.7 | 203 41 16.1 37.7 12 50 19640 220 40 25.7 30.6 | 209 45 21.8 39.6 13 30 22910 215 66 37.9 54.1 | 208 72 33.9 63.1 Wind Parameters Mean winds (0-6000m): 306.4 at 13.1 knts Storm direction: 336.4 at 9.8 knts Shear (0-3000m) pos: 2.6 neg: 0.1 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 106.1 deg Storm rel helicity (0-3000m) pos: 79.8 neg: -1.5 tot: 78.3 m^2/s^2 ave: 26.1 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.48 Bulk Shear: 25.37 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 ------------------------------------------------------------------------------- 500 236 11 198 16| 10.8 0.0 10.8| 56.9 0.0 56.9 113.7 0.71| 20.3 14.3 1000 269 12 221 12| 6.8 0.0 6.8| 72.0 0.0 72.0 72.0 0.72| 13.9 10.1 1500 284 12 234 10| 4.9 0.0 4.9| 75.7 0.0 75.7 50.4 0.74| 9.9 7.3 2000 293 13 244 9| 4.0 0.0 4.0| 79.3 0.0 79.3 39.6 0.75| 8.0 6.0 2500 298 13 251 8| 3.1 0.0 3.1| 79.8 -0.7 79.1 31.7 0.73| 6.5 4.8 3000 301 14 255 8| 2.6 0.1 2.7| 79.8 -1.5 78.3 26.1 0.70| 5.5 3.9 4000 304 14 260 7| 1.9 0.2 2.1| 79.8 -3.1 76.7 19.2 0.65| 4.3 2.8 5000 306 13 261 7| 1.6 0.3 1.8| 79.8 -4.7 75.1 15.0 0.60| 3.5 2.1 6000 306 13 259 7| 1.3 0.3 1.5| 79.9 -6.0 73.9 12.3 0.55| 3.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20251210.12.gif