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The Data originates at the National Weather Service, and is made available here by the UAlbany Department of Atmospheric and Environmental Sciences

Surface Observations

KLFI 050055Z AUTO 16006KT 10SM CLR 26/18 A3010 RMK AO2 SLP199 T02590180=
KLFI 050155Z AUTO 17004KT 10SM CLR 26/18 A3011 RMK AO2 SLP202 T02610177=
KLFI 050255Z AUTO 00000KT 10SM CLR 23/18 A3012 RMK AO2 SLP206 T02320176 52009=
KLFI 050355Z AUTO 00000KT 10SM CLR 22/18 A3012 RMK AO2 SLP206 T02220180=
KLFI 050455Z AUTO 00000KT 10SM CLR 21/17 A3012 RMK AO2 SLP206 T02060174
 403110201=
KLFI 050555Z AUTO 00000KT 10SM CLR 20/18 A3012 RMK AO2 SLP206 T02030179 10264
 20201 55000=
KLFI 050655Z AUTO 00000KT 10SM CLR 20/19 A3013 RMK AO2 SLP209 T02040185=
KLFI 050755Z AUTO 00000KT 8SM CLR 20/18 A3012 RMK AO2 SLP206 T01980183=
KLFI 050855Z AUTO 00000KT 8SM CLR 20/18 A3012 RMK AO2 SLP206 T01960182 58001=
KLFI 050955Z AUTO 00000KT 7SM CLR 19/18 A3014 RMK AO2 SLP213 T01940179=
KLFI 051055Z AUTO 00000KT 8SM CLR 20/19 A3015 RMK AO2 SLP216 T02040189=
KLFI 051155Z AUTO 00000KT 10SM CLR 27/22 A3015 RMK AO2 SLP216 T02670221 10267
 20192 52010=
KLFI 051255Z AUTO 13007KT 10SM CLR 27/19 A3016 RMK AO2 SLP219 T02660189=
KLFI 051355Z 12011KT 10SM CLR 28/17 A3017 RMK AO2A SLP223 T02790168=
KLFI 051455Z 14008KT 10SM FEW040 SCT250 28/17 A3016 RMK AO2A SLP219 T02830165
 50003=
KLFI 051555Z AUTO 13009KT 10SM CLR 29/15 A3017 RMK AO2 SLP223 T02870149=
KLFI 051641Z AUTO 11011KT 10SM CLR 29/15 A3017 RMK AO2 WSHFT 33 SLP223=
KLFI 051655Z AUTO 15010KT 10SM CLR 29/15 A3017 RMK AO2 SLP223 T02930147=
KLFI 051755Z 14009KT 10SM FEW050 FEW250 30/15 A3016 RMK AO2A SLP219 T02960145
 10296 20266 50001=
KLFI 051855Z 12009KT 10SM SCT050 BKN060 29/13 A3015 RMK AO2A SLP216 T02900132=
KLFI 051955Z 10010KT 10SM FEW065 29/16 A3013 RMK AO2A SLP209 T02910159=
KLFI 052055Z 12010KT 10SM FEW100 29/17 A3012 RMK AO2A SLP206 T02880167 57014=
KLFI 052155Z 13009KT 10SM FEW065 28/17 A3011 RMK AO2A SLP202 T02770169=
KLFI 052255Z 12010KT 10SM FEW034 SCT050 27/17 A3011 RMK AO2A SLP202 T02700169=
KLFI 052340Z 11008KT 10SM BKN032 27/18 A3011 RMK AO2A SLP202=
KLFI 052355Z 11010KT 10SM BKN030 BKN035 27/18 A3011 RMK AO2A SLP202 T02650178
 10295 20265 56004=
KLFI 060025Z AUTO 12008KT 10SM SCT032 26/18 A3011 RMK AO2 SLP202=
KLFI 060055Z 11008KT 10SM SCT031 26/19 A3011 RMK AO2A SLP202 T02560185=

Decoded Surface Observations


The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 08:55 PM EDT was:
  The skies were clear.
  Temperature: 79F ( 26C)  Dewpoint:  64F ( 18C)  Relative Humidity:  61%
  Winds from the SSE(160 degs) at  7 mph.
  Pressure: 1019.9 millibars.  Altimeter:30.10 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 09:55 PM EDT was:
  The skies were clear.
  Temperature: 79F ( 26C)  Dewpoint:  64F ( 18C)  Relative Humidity:  61%
  Winds from the S  (170 degs) at  5 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 10:55 PM EDT was:
  The skies were clear.
  Temperature: 74F ( 23C)  Dewpoint:  64F ( 18C)  Relative Humidity:  71%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 11:55 PM EDT was:
  The skies were clear.
  Temperature: 72F ( 22C)  Dewpoint:  64F ( 18C)  Relative Humidity:  78%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 12:55 AM EDT was:
  The skies were clear.
  Temperature: 69F ( 21C)  Dewpoint:  63F ( 17C)  Relative Humidity:  82%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 01:55 AM EDT was:
  The skies were clear.
  Temperature: 69F ( 20C)  Dewpoint:  64F ( 18C)  Relative Humidity:  86%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 10 miles.
  The maximum temperature in the past 6 hours was  80F.
  The minimum temperature in the past 6 hours was  68F.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 02:55 AM EDT was:
  The skies were clear.
  Temperature: 68F ( 20C)  Dewpoint:  66F ( 19C)  Relative Humidity:  94%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.9 millibars.  Altimeter:30.13 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 03:55 AM EDT was:
  The skies were clear.
  Temperature: 68F ( 20C)  Dewpoint:  64F ( 18C)  Relative Humidity:  88%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 8 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 04:55 AM EDT was:
  The skies were clear.
  Temperature: 67F ( 20C)  Dewpoint:  65F ( 18C)  Relative Humidity:  92%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 8 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 05:55 AM EDT was:
  The skies were clear.
  Temperature: 66F ( 19C)  Dewpoint:  64F ( 18C)  Relative Humidity:  94%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1021.3 millibars.  Altimeter:30.14 inches of mercury.
  The prevailing visibility was 7 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 06:55 AM EDT was:
  The skies were clear.
  Temperature: 68F ( 20C)  Dewpoint:  66F ( 19C)  Relative Humidity:  94%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1021.6 millibars.  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 8 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 07:55 AM EDT was:
  The skies were clear.
  Temperature: 80F ( 27C)  Dewpoint:  72F ( 22C)  Relative Humidity:  76%
  Winds from the CLM(CLM degs) at  0 mph.
  Pressure: 1021.6 millibars.  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 10 miles.
  The maximum temperature in the past 6 hours was  80F.
  The minimum temperature in the past 6 hours was  67F.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 08:55 AM EDT was:
  The skies were clear.
  Temperature: 81F ( 27C)  Dewpoint:  66F ( 19C)  Relative Humidity:  62%
  Winds from the SE (130 degs) at  8 mph.
  Pressure: 1021.9 millibars.  Altimeter:30.16 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 09:55 AM EDT was:
  The skies were clear.
  Temperature: 82F ( 28C)  Dewpoint:  63F ( 17C)  Relative Humidity:  51%
  Winds from the SE (120 degs) at 13 mph.
  Pressure: 1022.3 millibars.  Altimeter:30.17 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 10:55 AM EDT was:
  The skies were partly cloudy.
  Temperature: 83F ( 28C)  Dewpoint:  62F ( 17C)  Relative Humidity:  49%
  Winds from the SE (140 degs) at  9 mph.
  Pressure: 1021.9 millibars.  Altimeter:30.16 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 11:55 AM EDT was:
  The skies were clear.
  Temperature: 84F ( 29C)  Dewpoint:  59F ( 15C)  Relative Humidity:  43%
  Winds from the SE (130 degs) at 10 mph.
  Pressure: 1022.3 millibars.  Altimeter:30.17 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 12:41 PM EDT was:
  The skies were clear.
  Temperature: 84F ( 29C)  Dewpoint:  59F ( 15C)  Relative Humidity:  43%
  Winds from the ESE(110 degs) at 13 mph.
  Pressure: 1022.3 millibars.  Altimeter:30.17 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 12:55 PM EDT was:
  The skies were clear.
  Temperature: 84F ( 29C)  Dewpoint:  59F ( 15C)  Relative Humidity:  43%
  Winds from the SE (150 degs) at 12 mph.
  Pressure: 1022.3 millibars.  Altimeter:30.17 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 01:55 PM EDT was:
  The skies were mostly clear.
  Temperature: 85F ( 30C)  Dewpoint:  58F ( 15C)  Relative Humidity:  40%
  Winds from the SE (140 degs) at 10 mph.
  Pressure: 1021.9 millibars.  Altimeter:30.16 inches of mercury.
  The prevailing visibility was 10 miles.
  The maximum temperature in the past 6 hours was  85F.
  The minimum temperature in the past 6 hours was  80F.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 02:55 PM EDT was:
  The skies were mostly cloudy.
  Temperature: 84F ( 29C)  Dewpoint:  55F ( 13C)  Relative Humidity:  37%
  Winds from the SE (120 degs) at 10 mph.
  Pressure: 1021.6 millibars.  Altimeter:30.15 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 03:55 PM EDT was:
  The skies were mostly clear.
  Temperature: 84F ( 29C)  Dewpoint:  61F ( 16C)  Relative Humidity:  45%
  Winds from the E  (100 degs) at 12 mph.
  Pressure: 1020.9 millibars.  Altimeter:30.13 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 04:55 PM EDT was:
  The skies were mostly clear.
  Temperature: 84F ( 29C)  Dewpoint:  62F ( 17C)  Relative Humidity:  48%
  Winds from the SE (120 degs) at 12 mph.
  Pressure: 1020.6 millibars.  Altimeter:30.12 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 05:55 PM EDT was:
  The skies were mostly clear.
  Temperature: 82F ( 28C)  Dewpoint:  63F ( 17C)  Relative Humidity:  51%
  Winds from the SE (130 degs) at 10 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 06:55 PM EDT was:
  The skies were partly cloudy.
  Temperature: 81F ( 27C)  Dewpoint:  63F ( 17C)  Relative Humidity:  54%
  Winds from the SE (120 degs) at 12 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 07:40 PM EDT was:
  The skies were mostly cloudy.
  Temperature: 81F ( 27C)  Dewpoint:  64F ( 18C)  Relative Humidity:  58%
  Winds from the ESE(110 degs) at  9 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 07:55 PM EDT was:
  The skies were mostly cloudy.
  Temperature: 80F ( 27C)  Dewpoint:  64F ( 18C)  Relative Humidity:  59%
  Winds from the ESE(110 degs) at 12 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.
  The maximum temperature in the past 6 hours was  85F.
  The minimum temperature in the past 6 hours was  80F.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 08:25 PM EDT was:
  The skies were partly cloudy.
  Temperature: 79F ( 26C)  Dewpoint:  64F ( 18C)  Relative Humidity:  61%
  Winds from the SE (120 degs) at  9 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.

The weather observed at LANGLEY AFB/HAMP, VA (KLFI) at 08:55 PM EDT was:
  The skies were partly cloudy.
  Temperature: 79F ( 26C)  Dewpoint:  66F ( 19C)  Relative Humidity:  65%
  Winds from the ESE(110 degs) at  9 mph.
  Pressure: 1020.2 millibars.  Altimeter:30.11 inches of mercury.
  The prevailing visibility was 10 miles.

Short Range Forecast

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Zone Forecast

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State Forecast

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State Forecast Discussion

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GFS Short-Range Model Output Statistics (MOS) Forecast

KLFI   GFS MOS GUIDANCE    7/05/2025  1800 UTC
DT /JULY  6                  /JULY  7                /JULY  8
HR   00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 12 18
N/X              73          85          75          88       75
TMP  78 75 75 75 78 82 83 83 80 78 78 77 79 84 86 85 81 78 77 80 90
DPT  66 70 73 74 76 74 74 75 75 77 78 77 78 77 76 77 76 77 77 79 77
CLD  FW SC FW SC BK OV OV OV OV OV OV OV OV BK BK OV BK OV OV BK SC
WDR  12 13 14 12 13 16 16 17 18 19 20 20 20 18 17 17 17 18 20 23 22
WSP  09 06 05 04 06 10 10 10 07 07 06 05 06 08 09 10 10 06 04 06 08
P06         2     4    40    53    33    22    26    49    25 13 14
P12               9          59          44          58       26
Q06         0     0     1     2     0     0     0     2     0  0  0
Q12               0           2           1           2        0
T06      3/ 0  2/ 0 19/ 0 32/ 4 22/ 1 12/ 0 10/ 1 28/11 15/ 2  8/ 1
T12                 22/ 0       35/ 4       19/ 2       33/11 10/ 1
CIG   8  8  8  8  6  5  6  6  8  7  4  3  4  6  6  8  8  8  6  7  8
VIS   7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
OBV   N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N  N

GFS Long-Range Model Output Statistics (MOS) Forecast

KLFI   GFSX MOS GUIDANCE   7/05/2025  1200 UTC
FHR  24  36| 48  60| 72  84| 96 108|120 132|144 156|168 180|192
     SUN 06| MON 07| TUE 08| WED 09| THU 10| FRI 11| SAT 12|SUN CLIMO
N/X  73  84| 75  90| 77  90| 76  92| 78  93| 75  90| 74  90| 75 70 86
TMP  78  79| 79  83| 80  84| 80  85| 81  85| 79  83| 78  83| 79
DPT  76  75| 78  76| 79  77| 78  77| 78  76| 76  75| 75  74| 75
CLD  OV  OV| OV  OV| OV  OV| OV  PC| PC  PC| OV  OV| OV  PC| PC
WND   8  11|  8  11|  9   9|  8   9| 11  11| 10   9|  7   9|  8
P12  11  62| 45  46| 28  39| 37  34| 30  39| 43  40| 35  30| 26999999
P24      69|     59|     48|     51|     48|     60|     54|       32
Q12   0   2|  1   1|  0   0|  1   0|  0   2|  3   4|       |
Q24       2|      1|      1|      1|      1|      4|       |
T12   6  35| 26  32| 16  37| 31  34| 29  33| 28  36| 27  32| 23
T24        | 48    | 39    | 58    | 49    | 51    | 46    | 44

NGM Model Output Statistics (MOS) Forecast

Climatological Summary

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Watch and Warning Statment

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Park/Ski Recreation Report/Forecast

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