UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for PAFA... Searching the city database file for: PAFA ... Date:0000Z 18 DEC 25 Station: PAFA WMO ident: 70261 Latitude: 64.82 Longitude: -147.87 Elevation: 138.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1009 138 -36.7 -40.5 68 3.8 -36.8 280 1 235.8 235.9 235.7 236.1 0.11 1 1006 159 -34.5 -37.6 73 3.1 -34.6 320 1 238.2 238.3 238.1 238.6 0.15 2 1000 201 -33.9 -37.4 71 3.5 -34.1 40 1 239.2 239.3 239.1 239.7 0.15 3 995 236 -31.7 -35.3 70 3.6 -31.9 59 1 241.8 241.8 241.6 242.3 0.19 4 993 251 -31.3 -35.4 67 4.1 -31.5 67 1 242.3 242.4 242.1 242.8 0.19 5 988 286 -31.3 -34.9 70 3.6 -31.5 86 2 242.7 242.7 242.5 243.2 0.20 6 986 301 -31.3 -34.8 71 3.5 -31.5 94 2 242.8 242.9 242.6 243.4 0.20 7 981 337 -29.3 -32.7 72 3.4 -29.5 112 2 245.2 245.2 244.9 245.9 0.25 8 969 425 -29.7 -32.7 75 3.0 -29.9 155 3 245.7 245.7 245.3 246.3 0.25 9 960 492 -29.3 -31.7 80 2.4 -29.5 188 4 246.7 246.8 246.3 247.5 0.28 10 955 529 -28.1 -30.7 78 2.6 -28.3 206 4 248.3 248.3 247.9 249.1 0.31 11 954 537 -26.9 -29.5 79 2.6 -27.1 210 4 249.6 249.6 249.1 250.5 0.35 12 952 552 -26.7 -29.3 79 2.6 -26.9 217 4 249.9 250.0 249.4 250.9 0.35 13 940 643 -26.5 -26.8 97 0.3 -26.5 248 6 251.1 251.1 250.6 252.3 0.45 14 937 667 -26.5 -26.9 96 0.4 -26.5 251 7 251.3 251.4 250.8 252.5 0.45 15 933 697 -25.7 -26.0 97 0.3 -25.7 254 9 252.4 252.5 251.9 253.7 0.49 16 925 760 -25.5 -25.7 98 0.2 -25.5 260 11 253.2 253.3 252.6 254.6 0.51 17 920 799 -24.7 -25.2 96 0.5 -24.8 272 10 254.4 254.5 253.7 255.9 0.54 18 914 847 -21.9 -25.1 75 3.2 -22.3 286 9 257.8 257.9 256.5 259.3 0.54 19 907 904 -20.5 -24.4 71 3.9 -21.0 302 7 259.8 259.9 258.2 261.4 0.58 20 880 1127 -21.5 -24.2 79 2.7 -21.8 326 8 261.0 261.1 259.3 262.7 0.61 21 865 1253 -21.1 -25.3 69 4.2 -21.7 340 9 262.7 262.8 260.5 264.3 0.56 22 859 1305 -19.7 -25.7 59 6.0 -20.5 348 10 264.7 264.8 261.9 266.3 0.55 23 850 1383 -19.3 -25.3 59 6.0 -20.1 360 11 265.9 266.0 262.9 267.6 0.57 24 849 1392 -19.3 -25.3 59 6.0 -20.1 0 11 266.0 266.1 263.0 267.7 0.58 25 848 1401 -19.3 -25.3 59 6.0 -20.1 1 11 266.1 266.2 263.0 267.8 0.58 26 825 1605 -19.7 -25.7 59 6.0 -20.5 7 12 267.8 267.9 264.2 269.4 0.57 27 788 1944 -22.1 -26.2 69 4.1 -22.7 13 14 268.8 268.8 264.9 270.4 0.57 28 769 2123 -22.1 -26.3 69 4.2 -22.7 10 16 270.6 270.7 266.3 272.3 0.58 29 765 2162 -21.3 -26.1 65 4.8 -22.0 8 16 271.9 272.0 267.1 273.6 0.59 30 763 2181 -20.5 -27.5 53 7.0 -21.5 7 16 273.0 273.1 267.7 274.5 0.52 31 760 2210 -20.7 -28.7 49 8.0 -21.7 5 16 273.1 273.1 267.7 274.5 0.47 32 757 2239 -20.7 -27.7 53 7.0 -21.7 3 15 273.4 273.5 268.0 274.9 0.52 33 754 2269 -20.9 -28.9 49 8.0 -22.0 1 15 273.5 273.5 267.9 274.9 0.47 34 739 2417 -21.9 -25.9 70 4.0 -22.5 352 14 274.0 274.1 268.5 275.8 0.63 35 718 2629 -23.1 -25.9 78 2.8 -23.5 341 20 274.9 275.0 269.2 276.8 0.64 36 715 2659 -23.1 -25.8 78 2.7 -23.5 339 21 275.2 275.3 269.4 277.2 0.65 37 710 2711 -22.7 -25.2 80 2.5 -23.1 337 22 276.2 276.3 270.1 278.3 0.69 38 703 2784 -21.7 -27.7 58 6.0 -22.5 338 23 278.1 278.2 271.0 279.8 0.56 39 700 2815 -22.1 -27.1 64 5.0 -22.8 340 23 278.0 278.1 271.0 279.8 0.59 40 690 2920 -23.1 -27.5 67 4.4 -23.7 341 23 278.0 278.1 271.0 279.8 0.58 41 686 2963 -23.5 -28.0 66 4.5 -24.1 342 22 278.1 278.2 271.0 279.7 0.56 42 683 2995 -23.5 -30.5 53 7.0 -24.4 342 22 278.4 278.5 271.0 279.8 0.44 43 673 3102 -24.3 -31.3 52 7.0 -25.1 343 22 278.7 278.8 271.1 280.0 0.42 44 671 3124 -24.3 -31.3 52 7.0 -25.1 344 22 278.9 279.0 271.2 280.2 0.42 45 654 3310 -25.7 -33.7 47 8.0 -26.5 346 21 279.4 279.5 271.4 280.5 0.34 46 622 3671 -28.9 -35.9 51 7.0 -29.5 350 20 279.8 279.8 271.5 280.7 0.29 47 605 3868 -30.9 -35.0 67 4.1 -31.3 350 21 279.7 279.7 271.5 280.7 0.32 48 581 4153 -33.1 -38.1 61 5.0 -33.5 353 27 280.4 280.4 271.8 281.2 0.25 49 571 4275 -34.1 -38.2 66 4.1 -34.4 355 31 280.6 280.6 271.9 281.4 0.25 50 567 4324 -34.3 -38.0 69 3.7 -34.6 355 32 280.9 281.0 272.2 281.7 0.25 51 548 4562 -34.5 -39.4 61 4.9 -34.8 355 38 283.4 283.5 273.6 284.2 0.23 52 500 5200 -35.9 -48.9 25 13.0 -36.5 10 15 289.3 289.3 276.5 289.6 0.09 53 400 6720 -46.3 -58.3 24 12.0 -46.6 360 28 294.8 294.8 279.1 294.9 0.04 54 309 8392 -54.9 -67.9 19 13.0 -55.1 345 46 305.4 305.4 283.5 305.4 0.01 55 300 8580 -54.3 -71.3 11 17.0 -54.5 345 48 308.8 308.8 284.9 308.8 0.01 56 250 9760 -53.3 -76.3 4 23.0 -53.6 345 53 326.8 326.8 290.8 326.8 0.00 57 200 11220 -48.9 -80.9 1 32.0 -49.4 345 44 355.3 355.3 297.8 355.3 0.00 58 150 13100 -49.3 -82.3 1 33.0 -50.0 340 52 385.1 385.1 303.1 385.1 0.00 59 100 15790 -45.3 -81.3 1 36.0 -46.8 320 50 440.2 440.2 309.9 440.2 0.01 60 94 16202 -44.5 -81.5 1 37.0 -46.2 318 50 449.6 449.6 310.8 449.7 0.01 61 86 16793 -46.7 -82.7 1 36.0 -48.2 316 51 456.8 456.8 311.5 456.8 0.00 62 82 17110 -44.3 -81.3 1 37.0 -46.3 325 48 468.0 468.0 312.5 468.0 0.01 63 70 18160 -47.5 -83.5 1 36.0 -49.1 300 49 482.8 482.8 313.7 482.8 0.01 64 69 18255 -47.5 -83.5 1 36.0 -49.1 296 49 484.8 484.8 313.8 484.8 0.01 65 68 18352 -46.7 -82.7 1 36.0 -48.5 296 49 488.5 488.5 314.1 488.5 0.01 66 62 18962 -49.7 -84.7 1 35.0 -51.2 310 49 494.9 494.9 314.6 495.0 0.00 67 58 19400 -48.7 -83.7 1 35.0 -50.4 305 37 506.7 506.7 315.4 506.8 0.01 68 56 19631 -49.9 -84.9 1 35.0 -51.5 294 33 509.1 509.1 315.6 509.1 0.01 69 53 19994 -46.7 -83.7 1 37.0 -48.9 291 53 524.6 524.6 316.6 524.6 0.01 70 51 20249 -47.9 -83.9 1 36.0 -50.0 305 59 527.6 527.6 316.8 527.6 0.01 71 50 20380 -47.1 -84.1 1 37.0 -49.4 315 56 532.5 532.5 317.1 532.5 0.01 72 48 20649 -46.3 -83.3 1 37.0 -48.8 315 56 540.6 540.6 317.6 540.7 0.01 73 46 20929 -47.9 -83.9 1 36.0 -50.1 315 53 543.4 543.4 317.7 543.4 0.01 74 41 21686 -47.1 -84.1 1 37.0 -49.7 309 44 563.6 563.6 318.8 563.6 0.01 75 30 23730 -50.5 -85.5 1 35.0 -52.9 325 49 607.0 607.0 320.9 607.0 0.01 76 27 24417 -51.1 -86.1 1 35.0 -53.7 306 53 623.9 623.9 321.6 623.9 0.01 77 24 25192 -46.9 -83.9 1 37.0 -50.8 311 44 657.4 657.4 323.0 657.5 0.01 78 22 25769 -46.9 -83.9 1 37.0 -51.1 291 51 674.0 674.0 323.6 674.1 0.02 79 20 26400 -48.3 -85.3 1 37.0 -52.3 310 53 688.3 688.3 324.0 688.4 0.01 80 19 26738 -48.1 -85.1 1 37.0 -52.3 310 53 699.1 699.1 324.4 699.2 0.01 81 17 27465 -52.1 -87.1 1 35.0 -55.4 308 51 708.9 708.9 324.7 709.0 0.01 82 16 27860 -49.7 -85.7 1 36.0 -53.9 292 51 729.1 729.1 325.3 729.2 0.02 83 15 28283 -48.9 -84.9 1 36.0 -53.5 293 50 745.4 745.4 325.8 745.5 0.02 84 14 28737 -48.9 -84.9 1 36.0 -53.8 295 65 760.2 760.2 326.2 760.4 0.02 85 14 28737 -49.5 -85.5 1 36.0 -54.1 295 65 758.2 758.2 326.1 758.3 0.02 86 12 29759 -44.1 -84.1 0 40.0 -51.5 300 60 811.5 811.5 327.5 811.7 0.03 87 11 30338 -47.5 -84.5 1 37.0 -53.7 287 59 819.6 819.6 327.7 819.8 0.03 88 11 30338 -47.5 -85.5 1 38.0 -53.7 287 59 819.6 819.6 327.7 819.8 0.02 89 10 30970 -46.5 -84.5 1 38.0 -53.5 315 74 846.0 846.0 328.3 846.3 0.03 90 9.9 31037 -46.7 -84.7 1 38.0 -53.7 847.7 847.7 328.4 847.9 0.03 91 9.2 31519 -50.1 -86.1 1 36.0 -55.8 852.6 852.6 328.4 852.9 0.03 92 9.1 31591 -49.1 -86.1 1 37.0 -55.3 859.1 859.1 328.6 859.4 0.03 93 9.0 31664 -48.5 -85.9 1 37.4 -55.0 315 75 864.3 864.3 328.7 864.5 0.03 94 8.6 31965 -45.9 -84.9 0 39.0 -53.8 885.6 885.6 329.1 885.9 0.03 95 8.5 32042 -45.9 -84.9 0 39.0 -53.8 888.6 888.6 329.2 888.9 0.03 96 7.6 32782 -48.9 -85.9 1 37.0 -55.9 905.4 905.4 329.5 905.7 0.03 TRP 309 8392 -54.9 -67.9 19 13.0 -55.1 345 46 305.4 305.4 283.5 305.4 0.01 WND 9.0 31664 -48.5 -85.9 1 37.4 -55.0 315 75 864.3 864.3 328.7 864.5 0.03 Sounding variables and indices 1000-500 mb thick: 4999.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 62.76 % Est. max temperature: -7.76 C = 18.03 F Sfc-Lift cond lev (LCL): 944.73 mb = 607.11 m = 1991.80 ft T: -26.58 C 700-500 lapse rate: 5.79 C/km ThetaE index: 0.06 C Layer 760.0- 757.0 mb Conv cond level (CCL): 1006.00 mb = 158.86 m = 521.18 ft Mean mixing ratio: 0.34 g/kg Conv temperature: -28.93 C = -20.07 F Cap Strength: 29.11 C Lifted Index: 33.10 C Risk: None Lifted Index @300 mb: 42.42 C Lifted Index @700 mb: 26.45 C Showalter Index: 17.93 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 10.60 C K Index: -13.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 4.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.98 J/kg Max Up Vert Vel: 11.91 m/s Conv Inhibition (B-): 83149.02 J/kg Cap Strength: 32.71 C Lift Cond Lev (LCL): 934.55 mb = 685.50 m = 2248.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 22 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 1009 138 280 1 1.0 -0.2 | 206 14 6.3 12.8 1 1000 201 40 1 -0.6 -0.8 | 201 13 4.7 12.2 2 986 305 95 2 -2.0 0.2 | 194 14 3.3 13.2 3 945 610 245 5 4.5 2.1 | 213 18 9.8 15.1 4 925 760 260 11 10.8 1.9 | 227 22 16.1 14.9 5 906 914 305 7 5.7 -4.0 | 231 14 11.0 9.0 6 869 1219 335 9 3.8 -8.2 | 242 10 9.1 4.8 7 850 1383 360 11 -0.0 -11.0 | 250 6 5.3 2.0 8 800 1829 15 13 -3.4 -12.6 | 258 2 1.9 0.4 9 768 2134 10 16 -2.8 -15.8 | 318 4 2.5 -2.8 10 737 2438 350 14 2.4 -13.8 | 276 8 7.7 -0.8 11 707 2743 335 23 9.7 -20.8 | 298 17 15.0 -7.9 12 700 2815 340 23 7.9 -21.6 | 303 16 13.2 -8.6 13 622 3658 350 20 3.5 -19.7 | 307 11 8.8 -6.7 14 595 3962 350 21 3.6 -20.7 | 311 12 9.0 -7.7 15 570 4267 355 31 2.7 -30.9 | 336 20 8.0 -17.9 16 546 4572 355 38 3.3 -37.9 | 341 26 8.6 -24.9 17 523 4877 355 33 2.9 -32.9 | 338 22 8.2 -19.9 18 501 5182 15 13 -3.4 -12.6 | 258 2 1.9 0.4 19 500 5200 10 15 -2.6 -14.8 | 304 3 2.7 -1.8 20 458 5791 360 25 -0.0 -25.0 | 336 13 5.3 -12.0 21 438 6096 345 28 7.2 -27.0 | 318 19 12.6 -14.1 22 400 6720 360 28 -0.0 -28.0 | 341 16 5.3 -15.0 23 382 7010 360 28 -0.0 -28.0 | 341 16 5.3 -15.0 24 348 7620 350 37 6.4 -36.4 | 333 26 11.7 -23.5 25 309 8392 345 46 11.9 -44.4 | 331 36 17.2 -31.4 26 300 8580 345 48 12.4 -46.4 | 332 38 17.7 -33.4 27 275 9144 350 45 7.8 -44.3 | 337 34 13.1 -31.3 28 250 9760 345 53 13.7 -51.2 | 334 43 19.0 -38.2 29 239 10058 340 54 18.5 -50.7 | 328 45 23.8 -37.8 30 200 11220 345 44 11.4 -42.5 | 331 34 16.7 -29.5 31 189 11582 345 46 11.9 -44.4 | 331 36 17.2 -31.4 32 172 12192 335 51 21.6 -46.2 | 321 43 26.9 -33.2 33 150 13100 340 52 17.8 -48.9 | 327 43 23.1 -35.9 34 137 13716 330 53 26.5 -45.9 | 316 46 31.8 -32.9 35 109 15240 320 48 30.9 -36.8 | 303 43 36.2 -23.8 36 100 15790 320 50 32.1 -38.3 | 304 45 37.4 -25.3 37 95 16154 320 50 32.1 -38.3 | 304 45 37.4 -25.3 38 90 16459 305 53 43.4 -30.4 | 290 52 48.7 -17.4 39 82 17069 325 50 28.7 -41.0 | 309 44 34.0 -28.0 40 79 17374 325 35 20.1 -28.7 | 302 30 25.4 -15.7 41 72 17983 300 45 39.0 -22.5 | 282 45 44.3 -9.5 42 70 18160 300 49 42.4 -24.5 | 284 49 47.7 -11.5 43 69 18288 295 49 44.4 -20.7 | 279 50 49.7 -7.7 44 60 19202 315 49 34.6 -34.6 | 298 45 40.0 -21.7 45 57 19507 300 31 26.8 -15.5 | 274 32 32.2 -2.5 46 54 19812 285 37 35.7 -9.6 | 265 41 41.0 3.4 47 52 20117 295 63 57.1 -26.6 | 282 64 62.4 -13.6 48 50 20380 315 56 39.6 -39.6 | 301 52 44.9 -26.6 49 47 20726 315 56 39.6 -39.6 | 301 52 44.9 -26.6 50 43 21336 315 46 32.5 -32.5 | 297 43 37.8 -19.5 51 36 22555 295 38 34.4 -16.1 | 274 40 39.7 -3.1 52 30 23730 325 49 28.1 -40.1 | 309 43 33.4 -27.2 53 30 23774 300 51 44.2 -25.5 | 284 51 49.5 -12.5 54 28 24079 325 52 29.8 -42.6 | 310 46 35.1 -29.6 55 27 24384 305 52 42.6 -29.8 | 289 51 47.9 -16.8 56 26 24689 315 58 41.0 -41.0 | 301 54 46.3 -28.0 57 24 25298 310 41 31.4 -26.4 | 290 39 36.7 -13.4 58 22 25908 285 54 52.2 -14.0 | 271 57 57.5 -1.0 59 20 26400 310 53 40.6 -34.1 | 295 51 45.9 -21.1 60 18 27127 310 53 40.6 -34.1 | 295 51 45.9 -21.1 61 17 27432 310 51 39.1 -32.8 | 294 49 44.4 -19.8 62 16 28042 285 51 49.3 -13.2 | 270 55 54.6 -0.2 63 15 28346 295 50 45.3 -21.1 | 279 51 50.6 -8.1 64 14 28956 295 72 65.3 -30.4 | 284 73 70.6 -17.4 65 12 29566 310 63 48.3 -40.5 | 297 60 53.6 -27.5 66 11 30175 280 55 54.2 -9.6 | 267 60 59.5 3.4 67 10 30970 315 74 52.3 -52.3 | 304 70 57.6 -39.3 Wind Parameters Mean winds (0-6000m): 352.2 at 18.7 knts Storm direction: 22.2 at 14.0 knts Shear (0-3000m) pos: 3.8 neg: 2.4 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 98.9 deg Storm rel helicity (0-3000m) pos: 94.7 neg: -17.1 tot: 77.6 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 3.1 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.29 Bulk Shear: 55.14 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 ------------------------------------------------------------------------------- 500 229 3 207 17| 0.0 5.5 5.5| 33.6 -11.4 22.2 44.4 0.29| 14.1 4.1 1000 282 6 222 16| 4.9 2.7 7.6| 68.9 -11.5 57.3 57.3 0.39| 14.9 5.8 1500 324 7 233 12| 5.5 1.8 7.4| 73.3 -11.5 61.7 41.2 0.36| 12.8 4.6 2000 347 9 239 8| 5.1 1.4 6.5| 75.0 -11.5 63.5 31.7 0.38| 10.8 4.1 2500 350 10 248 8| 4.1 2.9 7.0| 83.7 -17.1 66.6 26.7 0.29| 11.2 3.2 3000 346 12 262 8| 3.8 2.4 6.2| 94.7 -17.1 77.6 25.9 0.29| 10.5 3.1 4000 347 15 278 9| 3.7 1.8 5.5|113.0 -17.1 96.0 24.0 0.33| 9.1 3.0 5000 351 18 300 10| 2.4 1.5 3.9|140.3 -25.9 114.3 22.9 0.24| 10.8 2.6 6000 352 19 305 10| 2.0 2.3 4.4|144.2 -45.0 99.2 16.5 0.19| 10.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//PAFA/skewt/PAFA.skewt.20251218.00.gif