NBM Guidance for NEHALEM BAY STATE (K3S7)
45.6981N 123.9296W
Elevation 16 ft
HOURLY TO 24 HOURS:
K3S7 NBM V5.0 NBH GUIDANCE 8/29/2026 1700 UTC
UTC 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 Time (UTC)
PDT 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 Time (PDT)
TMP 55 56 56 57 56 56 57 57 57 56 56 56 56 55 54 54 54 54 54 53 54 54 55 56 56 Temperature(F)
TSD 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 1 SD of temp(F)
DPT 55 55 55 55 55 55 55 55 55 55 54 54 54 53 53 53 53 52 52 52 52 53 53 53 53 Dew point temp(F)
DSD 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Dew point temp SD(F)
WBG 57 58 59 59 58 56 57 57 56 55 55 55 54 54 54 53 53 53 52 53 52 53 54 55 57 Wet bulb temp(F)
SKY 66 42 44 40 40 32 25 24 24 25 28 41 39 43 38 46 62 55 82 85 85 79 64 60 48 Sky cover(%)
SSD 24 27 31 29 34 31 26 28 25 34 27 29 24 30 25 27 28 33 17 13 13 21 33 32 24 Sky cover SD(%)
WDR 27 29 29 29 30 31 31 32 32 33 33 34 36 3 4 6 6 6 7 7 6 5 5 32 30 Wind dir (deg)
WSP 4 4 5 5 5 5 6 5 4 3 3 2 2 2 2 2 2 2 2 2 2 2 1 1 3 Wind spd (kts)
WSD 2 2 2 2 3 3 3 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 Wind spd SD(kts)
GST 7 7 7 8 8 8 8 8 6 5 5 4 4 4 4 4 4 4 4 4 4 4 3 3 4 Wind gust(kts)
GSD 2 2 2 3 3 3 3 3 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 2 Wind gust SD(kts)
P01 13 9 1 2 1 1 3 1 0 0 0 0 0 0 0 1 1 1 1 4 4 4 4 4 3 1-hr PoP(%)
P06 9 4 1 4 6-hr PoP(%)
Q01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr QPF (.01")
T01 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 48 8 5 0 0 12 12 0 0 0 0 0 0 0 0 0 0 14 0 0 15 15 0 0 0 Cond prob of rain(%)
S01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr snow(1/10in)
SLV 64 62 61 61 60 60 60 60 60 61 61 63 63 63 63 63 62 61 69 77 86 95 98100100 Snow level 100s feet MSL
I01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr ice(1/100in)
CIG 35 35 35 45-88-88-88-88-88-88-88-88-88 45-88-88 60-88 60 70 60 70 90 80 22 Ceiling height*
MVC 34 22 17 12 9 6 8 6 6 6 9 12 17 14 11 9 9 10 9 7 8 8 5 2 0 Prob cig<=3000ft(%) MVFR
IFC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<1000ft(%) IFR
LIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<500ft(%) LIFR
LCB 17 26 29 20 33 23 80 15 34 60110 90 80 45 80 26 60 50 50 50 44 70 90 90 22 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 3 1 4 1 0 5 7 1 0 0 Prob vsby<=5mi(%) MVFR
IFV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 3 1 0 4 4 0 0 0 Prob vsby<3mi(%) IFR
LIV 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 1 0 3 3 0 0 0 Prob vsby<1mi(%) LIFR
MHT 18 20 18 23 20 21 20 19 17 12 7 5 6 5 4 4 4 4 4 4 4 5 12 17 19 MixHgt 100s feet AGL
TWD 29 30 29 30 30 31 32 32 33 33 34 34 35 0 1 3 2 36 1 3 4 4 1 36 35 Transport wind dir
TWS 6 6 7 8 9 9 9 9 8 7 6 6 6 6 5 5 5 5 4 4 4 3 4 4 4 Transport wind spd(kts)
SOL 32 66 68 68 70 55 50 27 14 4 3 2 2 0 0 0 0 0 0 0 0 9 20 34 49 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
K3S7 NBM V5.0 NBS GUIDANCE 8/29/2026 1700 UTC
DT /AUG 30 /AUG 31 /SEP 1
UTC 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 Time (UTC)
PDT 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 Time (PDT)
FHR 04 07 10 13 16 19 22 25 28 31 34 37 40 43 46 49 52 55 58 61 64 67 70 Forecast Hour
TXN 53 59 54 60 55 Max/Min Temp(F)
XND 1 1 1 1 1 SD of max/min temps(F)
TMP 57 57 56 56 54 54 54 56 57 58 57 56 55 55 55 58 59 59 57 57 57 57 57 Temperature(F)
TSD 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 SD of temp(F)
DPT 55 55 55 54 53 52 53 53 55 55 55 54 54 53 53 56 57 58 57 57 56 56 56 Dew point temp(F)
DSD 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 1 1 1 1 1 1 Dew point temp SD(F)
WBG 59 57 55 54 53 52 53 57 59 57 56 55 54 53 55 58 59 59 57 57 56 56 57 Wet bulb temp(F)
SKY 40 25 25 39 46 82 79 48 33 16 13 29 57 21 33 45 47 48 57 79 87 90 87 Sky cover(%)
SSD 29 26 34 24 27 17 21 24 18 5 11 27 39 15 37 25 25 24 21 15 7 7 9 Sky cover SD(%)
WDR 29 31 33 36 6 7 5 30 31 33 35 3 4 3 2 34 33 33 34 35 34 17 17 Wind dir (deg)
WSP 5 6 3 2 2 2 2 3 7 12 11 10 7 5 4 5 9 9 5 3 2 2 3 Wind spd (kts)
WSD 2 3 2 2 1 1 1 1 3 4 3 2 2 2 2 2 5 5 4 4 3 3 4 Wind spd SD(kts)
GST 8 8 5 4 4 4 4 4 9 14 13 12 9 8 6 7 11 12 7 5 4 4 5 Wind gust(kts)
GSD 3 3 2 2 2 1 1 2 3 3 3 2 2 2 2 2 4 5 4 4 3 4 4 Wind gust SD(kts)
P06 9 4 1 4 5 0 0 0 0 0 4 6-hr PoP(%)
P12 4 4 5 0 3 12-hr PoP(%)
Q06 0 0 0 0 0 0 0 0 0 0 0 6-hr QPF(.01in)
Q12 0 0 0 0 0 12-hr QPF(.01in)
DUR 0 0 0 0 0 Duration of precip(hrs)
T03 2 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 3-hr Tstm prob(%)
T06 5 2 2 2 0 0 0 0 0 1 1 6-hr Tstm prob(%)
T12 2 2 0 0 1 12-hr Tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 12 0 0 0 0 15 0 0 0 0 0 0 0 0 0 0 0 2 2 12 14 14 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 61 60 61 63 63 69 95100100110110110110100100100 99 98 96 94 91 91 87 Snow level 100s feet MSL
I06 0 0 0 0 0 0 0 0 0 0 0 6-hr ice(1/100in)
CIG 45-88-88-88-88 60 70 22-88-88-88-88-88-88-88-88-88-88150140 60 60 60 Ceiling height*
IFC 0 0 0 0 0 0 0 0 0 0 0 9 12 29 31 17 4 5 16 10 19 24 23 Prob cig<1000ft(%) IFR
LCB 20 80 60 80 26 50 70 22 90100110110100100100150150170150 90 40 35 35 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100 5100100100100100100 Visibility*
IFV 0 0 0 0 2 1 4 0 0 0 0-99-99-99-99-99-99-99-99-99-99-99-99 Prob vsby<3mi(%) IFR
MHT 23 20 12 6 4 4 5 19 13 12 6 4 4 4 4 10 9 12 7 5 5 5 8 MixHgt 100s feet AGL
TWD 30 32 33 35 3 1 4 35 33 35 36 2 3 2 3 35 32 34 35 0 2 3 15 Transport wind dir
TWS 8 9 7 6 5 4 3 4 8 12 11 10 7 6 5 7 9 11 8 6 5 4 4 Transport wind spd(kts)
SOL 68 50 4 2 0 0 9 49 73 50 5 2 0 0 11 44 76 56 18 9 0 0 2 Solar rad (10s W/m2)
SWH 3 3 4 4 4 4 4 3 3 3 3 3 3 3 3 3 3 4 4 4 4-99-99
DAILY TO 7 DAYS:
K3S7 NBM V5.0 NBE GUIDANCE 8/29/2026 1700 UTC
SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 |SAT 05 |SUN 06 CLIMO
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12 Time (UTC)
PDT 05 17 05 17 05 17 05 17 05 17 05 17 05 17 05 Time (PDT)
FHR 19| 31 43| 55 67| 79 91|103 115|127 139|151 163|175 187 Forecast Hour
TXN 53| 59 54| 60 55| 58 55| 56 54| 57 53| 58 54| 59 54 53 63 Max/Min Temp(F)
XND 1| 1 1| 1 1| 1 1| 3 2| 2 2| 2 2| 3 3 SD of max/min temps(F)
TMP 54| 58 55| 59 57| 57 57| 56 56| 56 54| 57 55| 57 56 Temperature(F)
TSD 2| 1 1| 1 1| 1 1| 2 2| 2 2| 2 3| 3 3 SD of temp(F)
DPT 52| 55 53| 58 56| 57 56| 56 54| 56 53| 56 52| 57 54 Dew point temp(F)
DSD 1| 1 2| 1 1| 1 1| 2 2| 2 2| 2 2| 2 2 Dew point temp SD(F)
WBG 52| 57 53| 59 56| 57 56| 56 54| 56 53| 57 54| 58 54 Wet bulb temp(F)
SKY 82| 16 21| 48 90| 75 93| 83 78| 48 64| 40 75| 59 64 Sky cover(%)
SSD 17| 5 15| 24 7| 20 6| 12 13| 30 23| 22 17| 20 22 Sky cover SD(%)
WDR 7| 33 3| 33 17| 21 18| 19 17| 23 11| 30 10| 26 7 Wind dir (deg)
WSP 2| 12 5| 9 2| 16 25| 22 12| 5 4| 5 3| 4 3 Wind spd (kts)
WSD 1| 4 2| 5 3| 6 5| 10 6| 7 4| 4 3| 5 4 Wind spd SD(kts)
GST 4| 14 8| 12 4| 19 31| 31 14| 8 6| 8 5| 7 6 Wind gust(kts)
GSD 1| 3 2| 5 4| 7 6| 12 6| 8 4| 5 3| 5 4 Wind gust SD(kts)
P12 4| 4 5| 0 3| 36 70| 91 84| 71 41| 39 17| 30 23 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 4 26| 93 39| 22 12| 12 0| 0 0 12-hr QPF(.01in)
Q24 | 0| 0| 30| 132| 34| 12| 0 58 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 1 4| 8 6| 4 3| 3 0| 0 0 Duration of precip(hrs)
T12 2| 2 0| 0 1| 10 14| 18 15| 16 9| 5 4| 5 4 12-hr Tstm prob(%)
PZR 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 0| 0 0| 0 14| 37 81| 94 76| 47 29| 19 19| 14 20 Cond prob of rain(%)
S12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 | 0| 0| 0| 0| 0| 0| 0 24-hr snow(1/10in)
SLV 69|108 103| 98 91| 83 84| 72 65| 66 66| 71 74| 79 79 Snow level 100s feet MSL
I12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 4| 41 1| 47 7| 40 5| 3 0| 43 7| 42 6| 14 7 Solar rad (10s W/m2)
SWH 4| 3 3| 4 3| 4 5| 7 7| 6 5| 4 4| 4 3
DAY 8, 9 AND 10:
K3S7 NBM V5.0 NBX GUIDANCE 8/29/2026 1700 UTC
MON 07| TUE 08| WED 09
UTC 00 12 |00 12 |00 12 Time (UTC)
PDT 17 05 |17 05 |17 05 Time (PDT)
FHR 199 211|223 235|247 259 Forecast Hour
TXN 59 54| 59 55| 60 55 Max/Min Temp(F)
XND 3 2| 4 2| 3 2 SD of max/min temps(F)
TMP 58 56| 58 57| 59 57 Temperature(F)
TSD 3 3| 4 2| 3 2 SD of temp(F)
DPT 57 54| 58 55| 58 54 Dew point temp(F)
DSD 2 3| 2 3| 3 3 Dew point temp SD(F)
WBG 58 55| 59 55| 59 55 Wet bulb temp(F)
SKY 37 53| 36 73| 51 70 Sky cover(%)
SSD 18 27| 26 14| 20 14 Sky cover SD(%)
WDR 32 3| 32 2| 34 18 Wind dir (deg)
WSP 4 4| 4 4| 9 6 Wind spd (kts)
WSD 5 3| 5 4| 5 4 Wind spd SD(kts)
GST 7 6| 7 6| 12 8 Wind gust(kts)
GSD 6 4| 6 5| 6 4 Wind gust SD(kts)
P12 26 19| 27 21| 19 15 12-hr PoP(%)
Q12 7 3| 1 8| 0 5 12-hr QPF(.01in)
Q24 10| 9| 5 24-hr QPF(.01in)
DUR 3 1| 0 3| 0 1 Duration of precip(hrs)
PZR 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 13 21| 14 13| 12 13 Cond prob of rain(%)
S12 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 0| 0| 0 24-hr snow(1/10in)
SLV 82 84| 89 87| 93 92 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 19 16| 31 18| 31 16 Solar rad (10s W/m2)
SWH 4 3| 4 4| 4 4
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
K3S7 NBM V5.0 NBP GUIDANCE 8/29/2026 1300 UTC
SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05| SUN 06| MON 07|
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 Time (UTC)
PDT 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 Time (PDT)
FHR 23| 35 47| 59 71| 83 95|107 119|131 143|155 167|179 191|203 215|227 Forecast Hour
TXNMN 53| 59 54| 60 55| 58 55| 55 54| 57 53| 58 54| 59 54| 59 54| 59 Mean min/max temp(F)
TXNSD 1| 1 1| 1 1| 1 1| 3 2| 2 2| 2 2| 3 3| 3 2| 3 SD min/max temp(F)
TXNP1 52| 58 52| 59 54| 57 55| 51 53| 55 51| 55 51| 56 52| 56 52| 56 10th percentile min/max temp(F)
TXNP2 53| 59 53| 59 55| 57 55| 53 53| 56 52| 56 52| 57 53| 57 53| 57 25th percentile min/max temp(F)
TXNP5 54| 59 54| 60 55| 58 55| 56 55| 57 53| 57 53| 58 54| 58 55| 58 50th percentile min/max temp(F)
TXNP7 54| 59 54| 61 56| 58 56| 57 56| 58 54| 59 54| 60 55| 59 56| 59 75th percentile min/max temp(F)
TXNP9 55| 60 55| 62 56| 59 56| 58 56| 59 55| 60 56| 62 57| 64 57| 64 90th percentile min/max temp(F)
WSPP1 1| 6 3| 3 0| 5 13| 3 3| 1 2| 1 1| 1 1| 1 1| 1 10th percentile wnd(kts)
WSPP2 1| 9 4| 6 1| 9 17| 9 5| 3 3| 3 2| 3 2| 3 3| 2 25th percentile wnd(kts)
WSPP5 2| 12 5| 9 2| 13 20| 16 8| 5 4| 6 3| 5 4| 5 4| 5 50th percentile wnd(kts)
WSPP7 3| 14 6| 14 5| 17 23| 23 12| 9 6| 9 5| 10 6| 9 6| 10 75th percentile wnd(kts)
WSPP9 3| 15 7| 17 8| 21 25| 32 18| 18 10| 12 7| 14 9| 12 9| 15 90th percentile wnd(kts)
W24P1 | 9 | 11 | 9 | 12 | 24 | 10 | 8 | 6 | 8 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 9 | 13 | 11 | 16 | 29 | 12 | 10 | 9 | 9 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 11 | 15 | 14 | 20 | 34 | 16 | 12 | 10 | 11 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 14 | 17 | 18 | 23 | 36 | 21 | 17 | 16 | 16 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 15 | 19 | 21 | 29 | 38 | 31 | 20 | 19 | 18 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 11 | 14 | 12 | 16 | 28 | 13 | 10 | 9 | 10 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 12 | 16 | 14 | 19 | 33 | 16 | 13 | 11 | 12 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 14 | 18 | 17 | 24 | 38 | 21 | 15 | 15 | 15 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 17 | 20 | 21 | 28 | 42 | 26 | 21 | 19 | 19 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 19 | 21 | 23 | 33 | 46 | 33 | 24 | 23 | 21 90th percentile 24hr wnd gust exceedance(kts)
Q24P1 | 0| 0| 0| 59| 0| 0| 0| 0| 10th percentile 24hr QPF(1/100in)
Q24P2 | 0| 0| 0| 130| 0| 0| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 18| 154| 28| 0| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 42| 193| 65| 18| 10| 9| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 123| 217| 131| 73| 56| 47| 90th percentile 24hr QPF(1/100in)
S24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr snow accum(1/10in)
S24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr snow accum(1/10in)
S24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr snow accum(1/10in)
S24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr snow accum(1/10in)
S24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr snow accum(1/10in)
I24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr ice accum(1/100in)
I24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr ice accum(1/100in)
I24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr ice accum(1/100in)
I24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr ice accum(1/100in)
I24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr ice accum(1/100in)
SLPP1 019|017 012|010 010|010 006|007 008|010 011|012 010|012 013|013 012|012 10th percentile MSLP(mb)
SLPP2 019|017 013|011 011|011 008|009 009|012 012|014 014|014 015|015 014|014 25th percentile MSLP(mb)
SLPP5 020|018 013|011 012|012 010|010 011|014 014|016 016|017 016|018 017|017 50th percentile MSLP(mb)
SLPP7 020|018 014|012 013|013 012|012 013|015 016|018 018|019 018|019 019|019 75th percentile MSLP(mb)
SLPP9 020|019 014|013 013|014 013|014 016|018 018|020 020|020 020|020 021|021 90th percentile MSLP(mb)